feat,refac: 게임 로직 내 '랜덤'을 RandUtil을 활용하여 재설정

- 기존의 랜덤 코드는 deprecated 처리
- 서버 시작 시 랜덤하게 정해진 hiddenSeed를 활용
- 랜덤 생성 단위
  - 월 실행
  - 사령턴 실행 결과
  - 커맨드 실행 결과
  - 작위 보상
  - 부대장 생성
  - 유니크 획득 시도
  - 설문 조사
  - 장수 생성
  - NPC국 생성, NPC 생성, NPC의 토너먼트 베팅
  - 전투
  - 도시 점령
  - 자율 행동 선택
  - 랜덤 턴 변경
- 거래장, 토너먼트 등 구 랜덤 코드를 이용하는 잔여 코드 있음

hwe/_admin2.php

@@ -109,10 +109,6 @@ $db = DB::db();
                 <td align=center>강제 사망</td>
                 <td><input type=submit name=btn value='강제 사망'></td>
             </tr>
-            <tr>
-                <td align=center>이벤트</td>
-                <td><input type=submit name=btn value='특기 부여'><input type=submit name=btn value='공헌치1000'><input type=submit name=btn value='경험치1000'></td>
-            </tr>
             <tr>
                 <td align=center>이벤트2</td>
                 <td><input type=submit name=btn value='보숙10000'><input type=submit name=btn value='궁숙10000'><input type=submit name=btn value='기숙10000'><input type=submit name=btn value='귀숙10000'><input type=submit name=btn value='차숙10000'></td>
@@ -121,10 +117,6 @@ $db = DB::db();
                 <td align=center>접속제한</td>
                 <td><input type=submit name=btn value='접속 허용'><input type=submit name=btn value='접속 제한'></td>
             </tr>
-            <tr>
-                <td align=center>턴 시각 설정</td>
-                <td><input type=submit name=btn value='00턴'><input type=submit name=btn value='랜덤턴'></td>
-            </tr>
             <tr>
                 <td align=center>명령 설정</td>
                 <td><input type=submit name=btn value='하야입력'><input type=submit name=btn value='방랑해산'></td>

hwe/_admin2_submit.php

@@ -107,28 +107,6 @@ switch ($btn) {
             'arg' => '{}',
             'brief' => '휴식',
         ], 'general_id IN %li AND turn_idx = 0', $genlist);
-        break;
-    case "특기 부여":
-        [$year, $month] = $gameStor->getValuesAsArray(['year', 'month']);
-        $text = "특기 부여!";
-
-        foreach ($db->query("SELECT `no`,leadership,strength,intel,dex1,dex2,dex3,dex4,dex5 FROM general WHERE `no` IN %li", $genlist) as $general) {
-            $msg = new Message(Message::MSGTYPE_PRIVATE, $src, MessageTarget::buildQuick($general['no']), $text, new \DateTime(), new \DateTime('9999-12-31'), []);
-            $msg->send(true);
-
-            $specialWar = SpecialityHelper::pickSpecialWar($general);
-            $db->update('general', [
-                'specage2' => $db->sqleval('age'),
-                'special2' => $specialWar
-            ], 'no=%i', $general['no']);
-            $specialWarName = buildGeneralSpecialWarClass($specialWar)->getName();
-            $josaUl = JosaUtil::pick($specialWarName, '을');
-            $logger = new ActionLogger($general['no'], 0, $year, $month);
-            $logger->pushGeneralHistoryLog("특기 【<b><C>{$specialWarName}</></b>】{$josaUl} 습득");
-            $logger->pushGeneralActionLog("특기 【<b><L>{$specialWarName}</></b>】{$josaUl} 익혔습니다!",ActionLogger::PLAIN);
-            $logger->flush();
-        }
-
         break;
     case "경험치1000":
         $text = $btn . " 지급!";
@@ -330,26 +308,6 @@ switch ($btn) {
             'brief' => '해산',
         ], 'general_id IN %li AND turn_idx = 1', $genlist);
         break;
-    case "00턴":
-        $turnterm = $gameStor->turnterm;
-
-        foreach ($genlist as $generalID) {
-            $turntime = getRandTurn($turnterm);
-            $cutTurn = cutTurn($turntime, $turnterm);
-            $db->update('general', [
-                'turntime' => $cutTurn
-            ], '`no` IN %li', $genlist);
-        }
-        break;
-    case "랜덤턴":
-        $turnterm = $gameStor->turnterm;
-        foreach ($genlist as $generalID) {
-            $turntime = getRandTurn($turnterm);
-            $db->update('general', [
-                'turntime' => $turntime
-            ], '`no` IN %li', $genlist);
-        }
-        break;
 }
 
 header('location:_admin2.php');

hwe/func.php

@@ -135,11 +135,11 @@ function getBlockLevel()
     return DB::db()->queryFirstField('select block from general where no = %i', Session::getInstance()->generalID);
 }
 
-function getRandGenName()
+function getRandGenName(RandUtil $rng)
 {
-    $firstname = Util::choiceRandom(GameConst::$randGenFirstName);
-    $middlename = Util::choiceRandom(GameConst::$randGenMiddleName);
-    $lastname = Util::choiceRandom(GameConst::$randGenLastName);
+    $firstname = $rng->choice(GameConst::$randGenFirstName);
+    $middlename = $rng->choice(GameConst::$randGenMiddleName);
+    $lastname = $rng->choice(GameConst::$randGenLastName);
 
     return "{$firstname}{$middlename}{$lastname}";
 }
@@ -1343,7 +1343,7 @@ function turnDate($curtime)
 }
 
 
-function triggerTournament()
+function triggerTournament(RandUtil $rng)
 {
     $db = DB::db();
     $gameStor = KVStorage::getStorage($db, 'game_env');
@@ -1357,7 +1357,7 @@ function triggerTournament()
     if ($tnmt_trig == 0) {
         return;
     }
-    if (!Util::randBool(0.4)) {
+    if (!$rng->nextBool(0.4)) {
         return;
     }
 
@@ -1552,7 +1552,7 @@ function CheckHall($no)
     }
 }
 
-function giveRandomUniqueItem(General $general, string $acquireType): bool
+function giveRandomUniqueItem(RandUtil $rng, General $general, string $acquireType): bool
 {
     $db = DB::db();
     //아이템 습득 상황
@@ -1643,7 +1643,7 @@ function giveRandomUniqueItem(General $general, string $acquireType): bool
         }
     }
 
-    [$itemType, $itemCode] = Util::choiceRandomUsingWeightPair($availableUnique);
+    [$itemType, $itemCode] = $rng->choiceUsingWeightPair($availableUnique);
 
     $nationName = $general->getStaticNation()['name'];
     $generalName = $general->getName();
@@ -1722,12 +1722,12 @@ function rollbackInheritUniqueTrial(General $general, string $itemKey, string $r
     $msg->send(true);
 }
 
-function tryRollbackInheritUniqueItem(General $general): void
+function tryRollbackInheritUniqueItem(RandUtil $rng, General $general): void
 {
-    tryInheritUniqueItem($general, 'Rollback', true);
+    tryInheritUniqueItem($rng, $general, 'Rollback', true);
 }
 
-function tryInheritUniqueItem(General $general, string $acquireType = '아이템', bool $justRollback = false): bool
+function tryInheritUniqueItem(RandUtil $rng, General $general, string $acquireType = '아이템', bool $justRollback = false): bool
 {
     $ownerID = $general->getVar('owner');
     if (!$ownerID) {
@@ -1779,7 +1779,7 @@ function tryInheritUniqueItem(General $general, string $acquireType = '아이템
         }
         $reasons = [];
 
-        $itemType = Util::choiceRandom($availableItemTypes);
+        $itemType = $rng->choice($availableItemTypes);
 
         $trialStor = KVStorage::getStorage($db, "ut_{$itemKey}"); //혹시 itemKey의 크기가 37이 넘을 수 있을까?
         $anyTrials = $trialStor->getAll();
@@ -1865,12 +1865,12 @@ function tryInheritUniqueItem(General $general, string $acquireType = '아이템
     $general->applyDB($db);
 
     //같은 종류의 유니크를 입찰했을 수 있으니 한번 더 검사한다.
-    tryRollbackInheritUniqueItem($general);
+    tryRollbackInheritUniqueItem($rng, $general);
 
     return true;
 }
 
-function tryUniqueItemLottery(General $general, string $acquireType = '아이템'): bool
+function tryUniqueItemLottery(RandUtil $rng, General $general, string $acquireType = '아이템'): bool
 {
     $db = DB::db();
     $gameStor = KVStorage::getStorage($db, 'game_env');
@@ -1915,13 +1915,13 @@ function tryUniqueItemLottery(General $general, string $acquireType = '아이템
             $userLogger = new UserLogger($general->getVar('owner'));
             $userLogger->push(sprintf("유니크를 얻을 공간이 없어 %d 포인트 반환", GameConst::$inheritItemRandomPoint), "inheritPoint");
         }
-        tryRollbackInheritUniqueItem($general);
+        tryRollbackInheritUniqueItem($rng, $general);
         return false;
     }
 
     $inheritUnique = $general->getAuxVar('inheritUniqueTrial');
     if ($acquireType != '설문조사' && $inheritUnique && count($inheritUnique) && $availableBuyUnique) {
-        $trialResult = tryInheritUniqueItem($general, $acquireType);
+        $trialResult = tryInheritUniqueItem($rng, $general, $acquireType);
         if ($trialResult) {
             return true;
         }
@@ -1956,7 +1956,7 @@ function tryUniqueItemLottery(General $general, string $acquireType = '아이템
     }
 
     foreach (Util::range($maxCnt) as $_idx) {
-        if (Util::randBool($prob)) {
+        if ($rng->nextBool($prob)) {
             $result = true;
             break;
         }
@@ -1968,7 +1968,7 @@ function tryUniqueItemLottery(General $general, string $acquireType = '아이템
     }
     LogText("{$general->getName()}, {$general->getID()} 유니크 성공 {$maxCnt}", $prob);
 
-    return giveRandomUniqueItem($general, $acquireType);
+    return giveRandomUniqueItem($rng, $general, $acquireType);
 }
 
 function getAdmin()
@@ -2415,7 +2415,7 @@ function isNeighbor(int $nation1, int $nation2, bool $includeNoSupply = true)
     return false;
 }
 
-function SabotageInjury(array $cityGeneralList, string $reason): int
+function SabotageInjury(RandUtil $rng, array $cityGeneralList, string $reason): int
 {
     $injuryCount = 0;
     $josaRo = JosaUtil::pick($reason, '로');
@@ -2427,12 +2427,12 @@ function SabotageInjury(array $cityGeneralList, string $reason): int
         /** @var General $general */
         $injuryProb = 0.3;
         $injuryProb = $general->onCalcStat($general, 'injuryProb', $injuryProb);
-        if (!Util::randBool($injuryProb)) {
+        if (!$rng->nextBool($injuryProb)) {
             continue;
         }
         $general->getLogger()->pushGeneralActionLog($text);
 
-        $general->increaseVarWithLimit('injury', Util::randRangeInt(1, 16), 0, 80);
+        $general->increaseVarWithLimit('injury', $rng->nextRangeInt(1, 16), 0, 80);
         $general->multiplyVar('crew', 0.98);
         $general->multiplyVar('atmos', 0.98);
         $general->multiplyVar('train', 0.98);
@@ -2445,7 +2445,7 @@ function SabotageInjury(array $cityGeneralList, string $reason): int
     return $injuryCount;
 }
 
-function getRandTurn($term, ?\DateTimeInterface $baseDateTime = null)
+function getRandTurn(RandUtil $rng, $term, ?\DateTimeInterface $baseDateTime = null)
 {
     if ($baseDateTime === null) {
         $baseDateTime = new \DateTimeImmutable();
@@ -2457,13 +2457,13 @@ function getRandTurn($term, ?\DateTimeInterface $baseDateTime = null)
         throw new MustNotBeReachedException();
     }
 
-    $randSecond = Util::randRangeInt(0, 60 * $term - 1);
-    $randFraction = Util::randRangeInt(0, 999999) / 1000000; //6자리 소수
+    $randSecond = $rng->nextRangeInt(0, 60 * $term - 1);
+    $randFraction = $rng->nextRangeInt(0, 999999) / 1000000; //6자리 소수
 
     return TimeUtil::format($baseDateTime->add(TimeUtil::secondsToDateInterval($randSecond + $randFraction)), true);
 }
 
-function getRandTurn2($term, ?\DateTimeInterface $baseDateTime = null)
+function getRandTurn2(RandUtil $rng, $term, ?\DateTimeInterface $baseDateTime = null)
 {
     if ($baseDateTime === null) {
         $baseDateTime = new \DateTimeImmutable();
@@ -2472,8 +2472,8 @@ function getRandTurn2($term, ?\DateTimeInterface $baseDateTime = null)
     } else {
         throw new MustNotBeReachedException();
     }
-    $randSecond = Util::randRangeInt(0, 60 * $term - 1);
-    $randFraction = Util::randRangeInt(0, 999999) / 1000000; //6자리 소수
+    $randSecond = $rng->nextRangeInt(0, 60 * $term - 1);
+    $randFraction = $rng->nextRangeInt(0, 999999) / 1000000; //6자리 소수
 
     return $baseDateTime->sub(TimeUtil::secondsToDateInterval($randSecond + $randFraction))->format('Y-m-d H:i:s.u');
 }

hwe/func_converter.php

@@ -405,10 +405,10 @@ function getGeneralPoolClass(string $type){
  * @param null|string $prefix
  * @return AbsGeneralPool[]
  */
-function pickGeneralFromPool(\MeekroDB $db, int $owner, int $pickCnt, ?string $prefix=null):array{
+function pickGeneralFromPool(\MeekroDB $db, RandUtil $rng, int $owner, int $pickCnt, ?string $prefix=null):array{
     /** @var AbsGeneralPool */
     $class = getGeneralPoolClass(GameConst::$targetGeneralPool);
-    return $class::pickGeneralFromPool($db, $owner, $pickCnt, $prefix);
+    return $class::pickGeneralFromPool($db, $rng, $owner, $pickCnt, $prefix);
 }
 
 function countPureGeneralFromRawList(?array $rawGeneralList=null):int{

hwe/func_gamerule.php

@@ -333,7 +333,7 @@ EOD),
 }
 
 // 외교 로그처리, 외교 상태 처리
-function postUpdateMonthly()
+function postUpdateMonthly(RandUtil $rng)
 {
     $db = DB::db();
     $gameStor = KVStorage::getStorage($db, 'game_env');
@@ -485,12 +485,12 @@ function postUpdateMonthly()
     $availableWarSettingCnt = KVStorage::getValuesFromInterNamespace($db, 'nation_env', 'available_war_setting_cnt');
     foreach ($nations as $nation) {
         $nationID = $nation['nation'];
-        if(!key_exists($nationID, $availableWarSettingCnt)){
+        if (!key_exists($nationID, $availableWarSettingCnt)) {
             $availableWarSettingCnt[$nationID] = 0;
         }
     }
-    foreach($availableWarSettingCnt as $nationID=>$cnt){
-        if($cnt >= GameConst::$maxAvailableWarSettingCnt){
+    foreach ($availableWarSettingCnt as $nationID => $cnt) {
+        if ($cnt >= GameConst::$maxAvailableWarSettingCnt) {
             continue;
         }
         $cnt = Util::valueFit($cnt + GameConst::$incAvailableWarSettingCnt, 0, GameConst::$maxAvailableWarSettingCnt);
@@ -499,7 +499,7 @@ function postUpdateMonthly()
 
     //초반이후 방랑군 자동 해체
     if ($admin['year'] >= $admin['startyear'] + 2) {
-        checkWander();
+        checkWander($rng);
     }
     // 작위 업데이트
     updateNationState();
@@ -508,7 +508,7 @@ function postUpdateMonthly()
     // 천통여부 검사
     checkEmperior();
     //토너먼트 개시
-    triggerTournament();
+    triggerTournament($rng);
     // 시스템 거래건 등록
     registerAuction();
     //전방설정
@@ -521,7 +521,7 @@ function postUpdateMonthly()
 }
 
 
-function checkWander()
+function checkWander(RandUtil $rng)
 {
     $db = DB::db();
     $gameStor = KVStorage::getStorage($db, 'game_env');
@@ -535,7 +535,7 @@ function checkWander()
         if ($wanderCmd->hasFullConditionMet()) {
             $logger = $wanderer->getLogger();
             $logger->pushGeneralActionLog('초반 제한후 방랑군은 자동 해산됩니다.', ActionLogger::PLAIN);
-            $wanderCmd->run();
+            $wanderCmd->run($rng);
             $wanderCmd->setNextAvailable();
         }
     }
@@ -552,6 +552,9 @@ function updateNationState()
 
     $history = array();
     $admin = $gameStor->getValues(['killturn', 'year', 'month', 'fiction', 'startyear', 'show_img_level', 'turnterm', 'turntime']);
+    $year = $admin['year'];
+    $month = $admin['month'];
+    $startYear = $admin['startyear'];
 
     $assemblerCnts = [];
     foreach ($db->queryAllLists('SELECT nation,count(no) FROM general WHERE npc = 5 GROUP BY nation') as [$nationID, $assemblerCnt]) {
@@ -560,7 +563,9 @@ function updateNationState()
 
     foreach ($db->query('SELECT nation,name,level,tech,aux FROM nation') as $nation) {
         //TODO: level이 진관수이소중대특 체계를 벗어날 수 있음
-        $citycount = $db->queryFirstField('SELECT count(*) FROM city WHERE nation=%i AND level>=4', $nation['nation']);
+        $nationID = $nation['nation'];
+        $citycount = $db->queryFirstField('SELECT count(*) FROM city WHERE nation=%i AND level>=4', $nationID);
+
 
         if ($citycount == 0) {
             $nationlevel = 0;   // 방랑군
@@ -594,26 +599,26 @@ function updateNationState()
             switch ($nationlevel) {
                 case 7:
                     $josaUl = JosaUtil::pick(getNationLevel($nationlevel), '을');
-                    $history[] = "<C>●</>{$admin['year']}년 {$admin['month']}월:<Y><b>【작위】</b></><D><b>{$nation['name']}</b></>의 군주가 <Y>" . getNationLevel($nationlevel) . "</>{$josaUl} 자칭하였습니다.";
-                    pushNationHistoryLog($nation['nation'], ["<C>●</>{$admin['year']}년 {$admin['month']}월:<D><b>{$nation['name']}</b></>의 군주가 <Y>" . getNationLevel($nationlevel) . "</>{$josaUl} 자칭"]);
+                    $history[] = "<C>●</>{$year}년 {$month}월:<Y><b>【작위】</b></><D><b>{$nation['name']}</b></>의 군주가 <Y>" . getNationLevel($nationlevel) . "</>{$josaUl} 자칭하였습니다.";
+                    pushNationHistoryLog($nation['nation'], ["<C>●</>{$year}년 {$month}월:<D><b>{$nation['name']}</b></>의 군주가 <Y>" . getNationLevel($nationlevel) . "</>{$josaUl} 자칭"]);
                     $auxVal = Json::decode($nation['aux']);
                     $auxVal['can_국기변경'] = 1;
                     $auxVal['can_국호변경'] = 1;
                     $updateVals['aux'] = Json::encode($auxVal);
                     break;
                 case 6:
-                    $history[] = "<C>●</>{$admin['year']}년 {$admin['month']}월:<Y><b>【작위】</b></><D><b>{$nation['name']}</b></>의 군주가 <Y>" . getNationLevel($nationlevel) . "</>에 등극하였습니다.";
-                    pushNationHistoryLog($nation['nation'], ["<C>●</>{$admin['year']}년 {$admin['month']}월:<D><b>{$nation['name']}</b></>의 군주가 <Y>" . getNationLevel($nationlevel) . "</>에 등극"]);
+                    $history[] = "<C>●</>{$year}년 {$month}월:<Y><b>【작위】</b></><D><b>{$nation['name']}</b></>의 군주가 <Y>" . getNationLevel($nationlevel) . "</>에 등극하였습니다.";
+                    pushNationHistoryLog($nation['nation'], ["<C>●</>{$year}년 {$month}월:<D><b>{$nation['name']}</b></>의 군주가 <Y>" . getNationLevel($nationlevel) . "</>에 등극"]);
                     break;
                 case 5:
                 case 4:
                 case 3:
-                    $history[] = "<C>●</>{$admin['year']}년 {$admin['month']}월:<Y><b>【작위】</b></><D><b>{$nation['name']}</b></>의 군주가 <Y>" . getNationLevel($nationlevel) . "</>에 임명되었습니다.";
-                    pushNationHistoryLog($nation['nation'], ["<C>●</>{$admin['year']}년 {$admin['month']}월:<D><b>{$nation['name']}</b></>의 군주가 <Y>" . getNationLevel($nationlevel) . "</>에 임명됨"]);
+                    $history[] = "<C>●</>{$year}년 {$month}월:<Y><b>【작위】</b></><D><b>{$nation['name']}</b></>의 군주가 <Y>" . getNationLevel($nationlevel) . "</>에 임명되었습니다.";
+                    pushNationHistoryLog($nation['nation'], ["<C>●</>{$year}년 {$month}월:<D><b>{$nation['name']}</b></>의 군주가 <Y>" . getNationLevel($nationlevel) . "</>에 임명됨"]);
                     break;
                 case 2:
-                    $history[] = "<C>●</>{$admin['year']}년 {$admin['month']}월:<Y><b>【작위】</b></><D><b>{$nation['name']}</b></>의 군주가 독립하여 <Y>" . getNationLevel($nationlevel) . "</>로 나섰습니다.";
-                    pushNationHistoryLog($nation['nation'], ["<C>●</>{$admin['year']}년 {$admin['month']}월:<D><b>{$nation['name']}</b></>의 군주가 <Y>" . getNationLevel($nationlevel) . "</>로 나서다"]);
+                    $history[] = "<C>●</>{$year}년 {$month}월:<Y><b>【작위】</b></><D><b>{$nation['name']}</b></>의 군주가 독립하여 <Y>" . getNationLevel($nationlevel) . "</>로 나섰습니다.";
+                    pushNationHistoryLog($nation['nation'], ["<C>●</>{$year}년 {$month}월:<D><b>{$nation['name']}</b></>의 군주가 <Y>" . getNationLevel($nationlevel) . "</>로 나서다"]);
                     break;
             }
 
@@ -648,7 +653,6 @@ function updateNationState()
 
                 $uniqueLotteryWeightList = [];
 
-                [$startYear, $year] = $gameStor->getValuesAsArray(['startyear', 'year']);
                 $relYear = $year - $startYear;
                 $maxTrialCountByYear = 1;
                 foreach (GameConst::$maxUniqueItemLimit as $tmpVals) {
@@ -684,20 +688,37 @@ function updateNationState()
                         $score += 15;
                     }
 
-                    $score *= 2**$trialCnt;
+                    $score *= 2 ** $trialCnt;
 
                     $uniqueLotteryWeightList[$nationGen->getID()] = [$nationGen, $score];
                 }
 
+                $nationLevelUpRNG = new RandUtil(new LiteHashDRBG(Util::simpleSerialize(
+                    UniqueConst::$hiddenSeed,
+                    'nationLevelUp',
+                    $year,
+                    $month,
+                    $nationID
+                )));
+
                 foreach (Util::range($levelDiff) as $idx) {
                     if (!$uniqueLotteryWeightList) {
                         break;
                     }
 
                     /** @var General */
-                    $winnerObj = Util::choiceRandomUsingWeightPair($uniqueLotteryWeightList);
+                    $winnerObj = $nationLevelUpRNG->choiceUsingWeightPair($uniqueLotteryWeightList);
                     unset($uniqueLotteryWeightList[$winnerObj->getID()]);
-                    giveRandomUniqueItem($winnerObj, '작위보상');
+
+                    $givenUniqueRNG = new RandUtil(new LiteHashDRBG(Util::simpleSerialize(
+                        UniqueConst::$hiddenSeed,
+                        'givenUnique',
+                        $year,
+                        $month,
+                        $nationID,
+                        $winnerObj->getID(),
+                    )));
+                    giveRandomUniqueItem($givenUniqueRNG, $winnerObj, '작위보상');
                     $winnerObj->applyDB($db);
                 }
 
@@ -723,9 +744,18 @@ function updateNationState()
         if ($assemblerCnt < $maxAssemblerCnt) {
             $lastAssemblerID = $gameStor->assembler_id ?? 0;
 
+            $troopLeaderRng = new RandUtil(new LiteHashDRBG(Util::simpleSerialize(
+                UniqueConst::$hiddenSeed,
+                'troopLeader',
+                $year,
+                $month,
+                $nationID
+            )));
+
             while ($assemblerCnt < $maxAssemblerCnt) {
                 $lastAssemblerID += 1;
                 $npcObj = new Scenario\GeneralBuilder(
+                    $troopLeaderRng,
                     sprintf('부대장%4d', $lastAssemblerID),
                     false,
                     null,
@@ -1183,7 +1213,8 @@ function checkEmperior()
         'aux' => $statGeneral['aux']
     ]);
 
-    $history = ["<C>●</>{$admin['year']}년 {$admin['month']}월:<Y><b>【통일】</b></><D><b>{$nation['name']}</b></>{$josaYi} 전토를 통일하였습니다."];
+    $hiddenSeed = UniqueConst::$hiddenSeed;
+    $history = ["<C>●</>{$admin['year']}년 {$admin['month']}월:<Y><b>【통일】</b></><D><b>{$nation['name']}</b></>{$josaYi} 전토를 통일하였습니다. <span class='hidden_but_copyable'>(서버시드: $hiddenSeed})</span>"];
     pushGlobalHistoryLog($history, $admin['year'], $admin['month']);
 
     //연감 월결산
@@ -1201,3 +1232,26 @@ function updateMaxDomesticCritical(General $general, $score)
         $general->setInheritancePoint(InheritanceKey::max_domestic_critical, $maxDomesticCritical);
     }
 }
+
+function genGenericUniqueRNG(int $year, int $month, int $generalID): RandUtil
+{
+    return new RandUtil(new LiteHashDRBG(Util::simpleSerialize(
+        UniqueConst::$hiddenSeed,
+        'unique',
+        $year,
+        $month,
+        $generalID
+    )));
+}
+
+function genGenericUniqueRNGFromGeneral(General $general): RandUtil
+{
+    $logger = $general->getLogger();
+    if (!$logger) {
+        throw new \Exception('정식 초기화된 객체가 아닙니다.');
+    }
+    $year = $logger->getYear();
+    $month = $logger->getMonth();
+    $generalID = $general->getID();
+    return genGenericUniqueRNG($year, $month, $generalID);
+}

hwe/func_process.php

@@ -3,10 +3,10 @@ namespace sammo;
 
 /**
  * 내정 커맨드 사용시 성공 확률 계산
- * 
+ *
  * @param General $general 장수 정보
  * @param string $type 내정 커맨드 타입, 'leadership' = 통솔 기반, 'strength' = 무력 기반, 'intel' = 지력 기반
- * 
+ *
  * @return array 계산된 실패, 성공 확률 ('success' => 성공 확률, 'fail' => 실패 확률)
  */
 function CriticalRatioDomestic(General $general, string $type) {
@@ -24,7 +24,7 @@ function CriticalRatioDomestic(General $general, string $type) {
       506040(33%/30%), 505050(43%/40%), 504060(50%/50%)
 
     * 통솔 내정 기준
-      756510(25%/22%), 707010(31%/28%), 657510(38%,35%), 
+      756510(25%/22%), 707010(31%/28%), 657510(38%,35%),
       505050(50%,50%), 107070(50%,50%)
     */
     switch($type) {
@@ -60,13 +60,12 @@ function calcLeadershipBonus($officerLevel, $nationLevel):int{
     return $lbonus;
 }
 
-function CriticalScoreEx(string $type):float {
+function CriticalScoreEx(RandUtil $rng, string $type):float {
     if ($type == 'success') {
-        return Util::randRange(2.2, 3.0);
+        return $rng->nextRange(2.2, 3.0);
     }
     if ($type == 'fail') {
-        return  Util::randRange(0.2, 0.4);
+        return $rng->nextRange(0.2, 0.4);
     }
     return 1;
 }
-

hwe/func_template.php

@@ -60,7 +60,8 @@ function chiefTurnTable()
 ";
 }
 
-function templateLimitMsg(string $turntime): string{
+function templateLimitMsg(string $turntime): string
+{
     return "이미 너무 많은 접속을 하셨습니다. 다음 턴에 다시 시도해주세요. (턴시간: {$turntime})";
 }
 
@@ -165,7 +166,7 @@ function commandButton(array $opts = [])
         'color' => '#000000'
     ];
 
-    $bgColor = Util::array_get($nation['color']) ?: '#000000';
+    $bgColor = $nation['color'] ?? '#000000';
     $fgColor = newColor($bgColor);
 
     $templates = new \League\Plates\Engine(__DIR__ . '/templates');
@@ -173,16 +174,16 @@ function commandButton(array $opts = [])
     $permission = checkSecretPermission($me);
     $btnClassForTournament = $opts['btnClass'];
     if ($opts['isTournamentApplicationOpen']) {
-      if ($btnClassForTournament != 'dropdown-item') {
-        $btnClassForTournament = 'toolbarButton2';
-      }
+        if ($btnClassForTournament != 'dropdown-item') {
+            $btnClassForTournament = 'toolbarButton2';
+        }
     }
 
     $btnClassForBetting = $opts['btnClass'];
     if ($opts['isBettingActive']) {
-      if ($btnClassForTournament != 'dropdown-item') {
-        $btnClassForBetting = 'toolbarButton2';
-      }
+        if ($btnClassForTournament != 'dropdown-item') {
+            $btnClassForBetting = 'toolbarButton2';
+        }
     }
 
     if ($permission >= 1) {
@@ -246,7 +247,7 @@ function getMapHtml(?string $mapName = null)
 {
     $templates = new \League\Plates\Engine(__DIR__ . '/templates');
 
-    if($mapName === null){
+    if ($mapName === null) {
         $mapName = GameConst::$mapName;
     }
 

hwe/func_time_event.php

@@ -513,7 +513,7 @@ function getOutcome(float $billRate, array $generalList) {
     return $outcome;
 }
 
-function tradeRate() {
+function tradeRate(RandUtil $rng) {
     $db = DB::db();
 
     foreach($db->query('SELECT city,level FROM city') as $city){
@@ -528,8 +528,8 @@ function tradeRate() {
             7=>0.8,
             8=>1
         ][$city['level']];
-        if($prob > 0 && Util::randBool($prob)) {
-            $trade = Util::randRangeInt(95, 105);
+        if($prob > 0 && $rng->nextBool($prob)) {
+            $trade = $rng->nextRangeInt(95, 105);
         } else {
             $trade = null;
         }
@@ -539,7 +539,7 @@ function tradeRate() {
     }
 }
 
-function disaster() {
+function disaster(RandUtil $rng) {
     $db = DB::db();
     $gameStor = KVStorage::getStorage($db, 'game_env');
 
@@ -560,7 +560,7 @@ function disaster() {
         10=>0
     ];
 
-    $isGood = Util::randBool($boomingRate[$month]);
+    $isGood = $rng->nextBool($boomingRate[$month]);
 
 
     $targetCityList = [];
@@ -575,7 +575,7 @@ function disaster() {
             $raiseProp = 0.06 - ($city['secu'] / $city['secu_max']) * 0.05; // 1 ~ 6%
         }
 
-        if(Util::randBool($raiseProp)) {
+        if($rng->nextBool($raiseProp)) {
             $targetCityList[] = $city;
         }
     }
@@ -621,7 +621,7 @@ function disaster() {
         10 => null
     ];
 
-    [$logTitle, $stateCode, $logBody] = Util::choiceRandom(($isGood?$boomingTextList:$disasterTextList)[$month]);
+    [$logTitle, $stateCode, $logBody] = $rng->choice(($isGood?$boomingTextList:$disasterTextList)[$month]);
 
     $logger = new ActionLogger(0, 0, $year, $month, false);
 
@@ -653,7 +653,7 @@ function disaster() {
                 $generalListByCity[$city['city']]??[]
             );
 
-            SabotageInjury($generalList, '재난');
+            SabotageInjury($rng, $generalList, '재난');
         }
     }
     else{

hwe/func_tournament.php

@@ -448,12 +448,18 @@ function startBetting($type, $unit)
 
     $betGold = Util::valueFit(floor((3 + $year - $startyear) * 0.334) * 10, 10);
 
+    $rng = new RandUtil(new LiteHashDRBG(Util::simpleSerialize(
+        UniqueConst::$hiddenSeed,
+        'OpenBettingTournament',
+        $bettingID,
+    )));
+
     $npcList = $db->queryFirstColumn('SELECT no FROM general WHERE npc >= 2 AND gold >= (500 + %i)', $betGold);
     $npcBet = [];
 
     $targetList = array_keys($candidates);
     foreach ($npcList as $npcID) {
-        $target = Util::choiceRandom($targetList);
+        $target = $rng->choice($targetList);
         $npcBet[] = [$npcID, $target];
     }
 

hwe/j_get_select_npc_token.php

@@ -110,10 +110,17 @@ foreach($db->queryFirstColumn('SELECT pick_result FROM select_npc_token WHERE `o
     }
 }
 
+$rng = new RandUtil(new LiteHashDRBG(Util::simpleSerialize(
+    UniqueConst::$hiddenSeed,
+    'SelectNPCToken',
+    $userID,
+    $now,
+)));
+
 $pickLimit = min(count($candidates), 5);
 
 while(count($pickResult) < $pickLimit){
-    $generalID = Util::choiceRandomUsingWeight($weight);
+    $generalID = $rng->choiceUsingWeight($weight);
     if(!key_exists($generalID, $pickResult)){
         $pickResult[$generalID] = $candidates[$generalID];
     }

hwe/j_get_select_pool.php

@@ -74,9 +74,13 @@ if($tokens){
     ]);
 }
 
+$rng = new RandUtil(new LiteHashDRBG(Util::simpleSerialize(
+    UniqueConst::$hiddenSeed, 'selectPool', $userID, $now
+)));
+
 $pick = [];
 $valid_until = null;
-foreach(pickGeneralFromPool($db, $userID, 14) as $pickObj){
+foreach(pickGeneralFromPool($db, $rng, $userID, 14) as $pickObj){
     $valid_until = $pickObj->getValidUntil();
     $info = $pickObj->getInfo();
     putInfoText($info);

hwe/j_install.php

@@ -144,7 +144,7 @@ $autorun_user = $autorun_user_minutes?[
 if($reserve_open){
     $reserve_open = new \DateTime($reserve_open);
     $db = DB::db();
-    
+
     if (!$db->queryFirstField("SHOW TABLES LIKE 'storage'")) {
         $clearResult = ResetHelper::clearDB();
         if(!$clearResult['result']){
@@ -159,7 +159,9 @@ if($reserve_open){
         ]);
     }
 
-    $scenarioObj = new Scenario($scenario, true);
+    $rng = new RandUtil(new LiteHashDRBG(random_bytes(16)));
+
+    $scenarioObj = new Scenario($rng, $scenario, true);
     $open_date = $reserve_open->format('Y-m-d H:i:s');
 
     $reserveInfo = [
@@ -179,14 +181,14 @@ if($reserve_open){
         'autorun_user'=>$autorun_user
     ];
 
-    
+
     if($pre_reserve_open){
         $pre_reserve_open = new \DateTime($pre_reserve_open);
         $open_date = $pre_reserve_open->format('Y-m-d H:i:s');
     }
 
 
-    
+
     $db->delete('reserved_open', true);
     $db->insert('reserved_open', [
         'options'=>Json::encode($reserveInfo),

hwe/j_select_picked_general.php

@@ -103,7 +103,7 @@ foreach(GameConst::$generalPoolAllowOption as $allowOption){
     }
     else if($allowOption == 'ego'){
         if(!$personal || $personal == 'Random'){
-            $personal = Util::choiceRandom(GameConst::$availablePersonality);
+            $personal =  Util::choiceRandom(GameConst::$availablePersonality);
         }
         if(!array_search($personal, GameConst::$availablePersonality)){
             Json::die([

hwe/j_simulate_battle.php

@@ -300,12 +300,17 @@ function simulateBattle(
     $rawDefenderList, $rawDefenderCity, $rawDefenderNation,
     $startYear, $year, $month, $cityRate
 ){
+
+    $warSeed = bin2hex(random_bytes(16));
+    $warRng = new RandUtil(new LiteHashDRBG($warSeed));
+
     $attacker = new WarUnitGeneral(
+        $warRng,
         new General($rawAttacker, extractRankVar($rawAttacker), $rawAttackerCity, $rawAttackerNation, $year, $month),
         $rawAttackerNation,
         true
     );
-    $city = new WarUnitCity($rawDefenderCity, $rawDefenderNation, $year, $month, $cityRate);
+    $city = new WarUnitCity($warRng, $rawDefenderCity, $rawDefenderNation, $year, $month, $cityRate);
 
     $iterDefender = new \ArrayIterator($rawDefenderList);
     $iterDefender->rewind();
@@ -316,7 +321,7 @@ function simulateBattle(
     $defenderRice = 0;
 
     $getNextDefender = function(?WarUnit $prevDefender, bool $reqNext)
-        use ($iterDefender, $rawDefenderCity, $rawDefenderNation, $year, $month, &$battleResult, &$defenderRice) {
+        use ($warRng, $iterDefender, $rawDefenderCity, $rawDefenderNation, $year, $month, &$battleResult, &$defenderRice) {
         if($prevDefender !== null){
             $prevDefender->getLogger()->rollback();
             $battleResult[] = $prevDefender;
@@ -341,6 +346,7 @@ function simulateBattle(
         $defenderRice += $defenderObj->getVar('rice');
 
         $retVal = new WarUnitGeneral(
+            $warRng,
             $defenderObj,
             $rawDefenderNation,
             false
@@ -349,7 +355,7 @@ function simulateBattle(
         return $retVal;
     };
 
-    $conquerCity = processWar_NG($attacker, $getNextDefender, $city, $year - $startYear);
+    $conquerCity = processWar_NG($warSeed, $attacker, $getNextDefender, $city, $year - $startYear);
 
     $rawDefenderCity = $city->getRaw();
     $updateAttackerNation = [];

hwe/process_war.php

@@ -3,9 +3,10 @@
 namespace sammo;
 
 
-function processWar(General $attackerGeneral, array $rawAttackerNation, array $rawDefenderCity)
+function processWar(string $warSeed, General $attackerGeneral, array $rawAttackerNation, array $rawDefenderCity)
 {
 
+    $rng = new RandUtil(new LiteHashDRBG($warSeed));
     $db = DB::db();
 
     $attackerNationID = $attackerGeneral->getNationID();
@@ -30,9 +31,9 @@ function processWar(General $attackerGeneral, array $rawAttackerNation, array $r
     $gameStor = KVStorage::getStorage($db, 'game_env');
     [$startYear, $year, $month, $cityRate, $joinMode] = $gameStor->getValuesAsArray(['startyear', 'year', 'month', 'city_rate', 'join_mode']);
 
-    $attacker = new WarUnitGeneral($attackerGeneral, $rawAttackerNation, true);
+    $attacker = new WarUnitGeneral($rng, $attackerGeneral,$rawAttackerNation, true);
 
-    $city = new WarUnitCity($rawDefenderCity, $rawDefenderNation, $year, $month, $cityRate);
+    $city = new WarUnitCity($rng, $rawDefenderCity, $rawDefenderNation, $year, $month, $cityRate);
 
     $defenderIDList = $db->queryFirstColumn('SELECT no FROM general WHERE nation=%i AND city=%i AND nation!=0 and crew > 0 and rice>(crew/100) and train>=defence_train and atmos>=defence_train', $city->getVar('nation'), $city->getVar('city'));
     $defenderList = General::createGeneralObjListFromDB($defenderIDList, null, 2);
@@ -44,7 +45,7 @@ function processWar(General $attackerGeneral, array $rawAttackerNation, array $r
     $iterDefender = new \ArrayIterator($defenderList);
     $iterDefender->rewind();
 
-    $getNextDefender = function (?WarUnit $prevDefender, bool $reqNext) use ($iterDefender, $rawDefenderNation, $rawDefenderCity, $db) {
+    $getNextDefender = function (?WarUnit $prevDefender, bool $reqNext) use ($rng, $iterDefender, $rawDefenderNation, $rawDefenderCity, $db) {
         if ($prevDefender !== null) {
             $prevDefender->applyDB($db);
         }
@@ -65,6 +66,7 @@ function processWar(General $attackerGeneral, array $rawAttackerNation, array $r
 
 
         $retVal = new WarUnitGeneral(
+            $rng,
             $nextDefender,
             $rawDefenderNation,
             false
@@ -73,7 +75,7 @@ function processWar(General $attackerGeneral, array $rawAttackerNation, array $r
         return $retVal;
     };
 
-    $conquerCity = processWar_NG($attacker, $getNextDefender, $city, $year - $startYear);
+    $conquerCity = processWar_NG($warSeed, $attacker, $getNextDefender, $city, $year - $startYear);
 
     $attacker->applyDB($db);
 
@@ -206,6 +208,7 @@ function extractBattleOrder(General $general)
 }
 
 function processWar_NG(
+    string $warSeed,
     WarUnitGeneral $attacker,
     callable $getNextDefender,
     WarUnitCity $city,
@@ -228,8 +231,8 @@ function processWar_NG(
     $josaRo = JosaUtil::pick($city->getName(), '로');
     $josaYi = JosaUtil::pick($attacker->getName(), '이');
 
-    $logger->pushGlobalActionLog("<D><b>{$attacker->getNationVar('name')}</b></>의 <Y>{$attacker->getName()}</>{$josaYi} <G><b>{$city->getName()}</b></>{$josaRo} 진격합니다.");
-    $logger->pushGeneralActionLog("<G><b>{$city->getName()}</b></>{$josaRo} <M>진격</>합니다. <1>$date</>");
+    $logger->pushGlobalActionLog("<D><b>{$attacker->getNationVar('name')}</b></>의 <Y>{$attacker->getName()}</>{$josaYi} <G><b>{$city->getName()}</b></>{$josaRo} 진격합니다.<span class='hidden_but_copyable'>(전투시드: {$warSeed})</span>");
+    $logger->pushGeneralActionLog("<G><b>{$city->getName()}</b></>{$josaRo} <M>진격</>합니다.<span class='hidden_but_copyable'>(전투시드: {$warSeed})</span> <1>$date</>");
 
     $logWritten = false;
 
@@ -309,7 +312,7 @@ function processWar_NG(
             $initCaller = $attacker->getGeneral()->getBattleInitSkillTriggerList($attacker);
             $initCaller->merge($defender->getGeneral()->getBattleInitSkillTriggerList($defender));
 
-            $initCaller->fire([], [$attacker, $defender]);
+            $initCaller->fire($attacker->rng, [], [$attacker, $defender]);
         }
 
         $attacker->beginPhase();
@@ -318,7 +321,7 @@ function processWar_NG(
         $battleCaller = $attacker->getGeneral()->getBattlePhaseSkillTriggerList($attacker);
         $battleCaller->merge($defender->getGeneral()->getBattlePhaseSkillTriggerList($defender));
 
-        $battleCaller->fire([], [$attacker, $defender]);
+        $battleCaller->fire($attacker->rng, [], [$attacker, $defender]);
 
         $deadDefender = $attacker->calcDamage();
         $deadAttacker = $defender->calcDamage();
@@ -510,6 +513,16 @@ function ConquerCity(array $admin, General $general, array $city)
     $cityID = $city['city'];
     $cityName = $city['name'];
 
+    $rng = new RandUtil(new LiteHashDRBG(Util::simpleSerialize(
+        UniqueConst::$hiddenSeed,
+        'ConquerCity',
+        $year,
+        $month,
+        $attackerNationID,
+        $attackerID,
+        $cityID
+    )));
+
     $defenderNationID = $city['nation'];
     $defenderStaticNation = getNationStaticInfo($defenderNationID);
     $defenderNationName = $defenderStaticNation['name'];
@@ -594,7 +607,7 @@ function ConquerCity(array $admin, General $general, array $city)
             $oldGeneral->applyDB($db);
 
             //모두 등용장 발부
-            if ($admin['join_mode'] != 'onlyRandom' && Util::randBool(0.5)) {
+            if ($admin['join_mode'] != 'onlyRandom' && $rng->nextBool(0.5)) {
                 $msg = ScoutMessage::buildScoutMessage($attackerID, $oldGeneral->getID());
                 if ($msg) {
                     $msg->send(true);
@@ -603,11 +616,11 @@ function ConquerCity(array $admin, General $general, array $city)
 
             //NPC인 경우 일정 확률로 임관(엔장, 인재, 의병)
             $npcType = $oldGeneral->getNPCType();
-            if ($admin['join_mode'] != 'onlyRandom' && 2 <= $npcType && $npcType <= 8 && $npcType != 5 && Util::randBool(GameConst::$joinRuinedNPCProp)) {
+            if ($admin['join_mode'] != 'onlyRandom' && 2 <= $npcType && $npcType <= 8 && $npcType != 5 && $rng->nextBool(GameConst::$joinRuinedNPCProp)) {
                 $cmd = buildGeneralCommandClass('che_임관', $oldGeneral, $admin, [
                     'destNationID' => $attackerNationID
                 ]);
-                $joinTurn = Util::randRangeInt(0, 12);
+                $joinTurn = $rng->nextRangeInt(0, 12);
                 if ($joinTurn) {
                     _setGeneralCommand(buildGeneralCommandClass('che_견문', $oldGeneral, $admin), iterator_to_array(Util::range($joinTurn)));
                 }

hwe/sammo/API/General/Join.php

@@ -13,11 +13,14 @@ use sammo\InheritancePointManager;
 use sammo\JosaUtil;
 use sammo\Json;
 use sammo\KVStorage;
+use sammo\LiteHashDRBG;
+use sammo\RandUtil;
 use sammo\RootDB;
 use sammo\Session;
 use sammo\SpecialityHelper;
 use sammo\StringUtil;
 use sammo\TimeUtil;
+use sammo\UniqueConst;
 use sammo\UserLogger;
 use sammo\Util;
 use sammo\Validator;
@@ -162,6 +165,14 @@ class Join extends \sammo\BaseAPI
 
         $userLogger = new UserLogger($userID, $admin['year'], $admin['month'], false);
 
+        $now = TimeUtil::now(false);
+        $rng = new RandUtil(new LiteHashDRBG(Util::simpleSerialize(
+            UniqueConst::$hiddenSeed,
+            'MakeGeneral',
+            $userID,
+            $now
+        )));
+
         if ($inheritCity !== null) {
             $inheritRequiredPoint += GameConst::$inheritBornCityPoint;
         }
@@ -193,7 +204,7 @@ class Join extends \sammo\BaseAPI
             $genius = true;
         } else {
             // 현재 1%
-            $genius = Util::randBool(0.01);
+            $genius = $rng->nextBool(0.01);
         }
 
         if ($genius && $gameStor->genius > 0) {
@@ -208,10 +219,12 @@ class Join extends \sammo\BaseAPI
             $city = $inheritCity;
         } else {
             // 공백지에서만 태어나게
-            $city = $db->queryFirstField("select city from city where level>=5 and level<=6 and nation=0 order by rand() limit 0,1");
-            if (!$city) {
-                $city = $db->queryFirstField("select city from city where level>=5 and level<=6 order by rand() limit 0,1");
+            $cities = $db->queryFirstColumn('SELECT city FROM city where `level`>=5 and `level`<=6 and nation=0');
+            if (!$cities) {
+                $db->queryFirstColumn('SELECT city FROM city where `level`>=5 and `level`<=6');
+                $cities = $db->queryFirstField("SELECT city from city where `level`>=5 and `level`<=6");
             }
+            $city = $rng->choice($cities);
         }
 
         if ($inheritBonusStat) {
@@ -221,8 +234,8 @@ class Join extends \sammo\BaseAPI
             $pleadership = 0;
             $pstrength = 0;
             $pintel = 0;
-            foreach (Util::range(Util::randRangeInt(3, 5)) as $statIdx) {
-                switch (Util::choiceRandomUsingWeight([$leadership, $strength, $intel])) {
+            foreach (Util::range($rng->nextRangeInt(3, 5)) as $statIdx) {
+                switch ($rng->choiceUsingWeight([$leadership, $strength, $intel])) {
                     case 0:
                         $pleadership++;
                         break;
@@ -242,14 +255,14 @@ class Join extends \sammo\BaseAPI
 
         $relYear = Util::valueFit($admin['year'] - $admin['startyear'], 0);
 
-        $age = 20 + ($pleadership + $pstrength + $pintel) * 2 - (mt_rand(0, 1));
+        $age = 20 + ($pleadership + $pstrength + $pintel) * 2 - $rng->nextRangeInt(0, 1);
         // 아직 남았고 천재등록상태이면 특기 부여
         if ($genius) {
             $specage2 = $age;
             if ($inheritSpecial) {
                 $special2 = $inheritSpecial;
             } else {
-                $special2 = SpecialityHelper::pickSpecialWar([
+                $special2 = SpecialityHelper::pickSpecialWar($rng, [
                     'leadership' => $leadership,
                     'strength' => $strength,
                     'intel' => $intel,
@@ -290,12 +303,12 @@ class Join extends \sammo\BaseAPI
 
             $userLogger->push(sprintf("턴 시간 %02d:%02d 로 지정", intdiv($inheritTurntime, 60), $inheritTurntime%60), "inheritPoint");
 
-            $inheritTurntime += Util::randRangeInt(0, 999999) / 1000000;
+            $inheritTurntime += $rng->nextRangeInt(0, 999999) / 1000000;
             $turntime = new \DateTimeImmutable(cutTurn($admin['turntime'], $admin['turnterm']));
             $turntime = $turntime->add(TimeUtil::secondsToDateInterval($inheritTurntime));
             $turntime = TimeUtil::format($turntime, true);
         } else {
-            $turntime = getRandTurn($admin['turnterm'], new \DateTimeImmutable($admin['turntime']));
+            $turntime = getRandTurn($rng, $admin['turnterm'], new \DateTimeImmutable($admin['turntime']));
         }
 
 
@@ -315,7 +328,7 @@ class Join extends \sammo\BaseAPI
 
         //성격 랜덤시
         if (!in_array($character, GameConst::$availablePersonality)) {
-            $character = Util::choiceRandom(GameConst::$availablePersonality);
+            $character = $rng->choice(GameConst::$availablePersonality);
         }
         //상성 랜덤
         $affinity = rand() % 150 + 1;

hwe/sammo/API/InheritAction/ResetTurnTime.php

@@ -10,7 +10,10 @@ use sammo\Enums\RankColumn;
 use sammo\GameConst;
 use sammo\General;
 use sammo\KVStorage;
+use sammo\LiteHashDRBG;
+use sammo\RandUtil;
 use sammo\TimeUtil;
+use sammo\UniqueConst;
 use sammo\UserLogger;
 use sammo\Util;
 
@@ -59,7 +62,14 @@ class ResetTurnTime extends \sammo\BaseAPI
         $currTurnTime = new DateTimeImmutable($general->getTurnTime());
         $serverTurnTimeObj = new DateTimeImmutable($serverTurnTime);
 
-        $afterTurn = Util::randRange($turnTerm * -60 / 2, $turnTerm * 60 / 2);
+        $rng = new RandUtil(new LiteHashDRBG(Util::simpleSerialize(
+            UniqueConst::$hiddenSeed,
+            'ResetTurnTime',
+            $userID,
+            $general->getTurnTime()
+        )));
+
+        $afterTurn = $rng->nextRange($turnTerm * -60 / 2, $turnTerm * 60 / 2);
 
         $userLogger = new UserLogger($userID);
         if($afterTurn >= 0){

hwe/sammo/API/Vote/Vote.php

@@ -8,7 +8,11 @@ use sammo\DTO\VoteInfo;
 use sammo\General;
 use sammo\Json;
 use sammo\KVStorage;
+use sammo\LiteHashDRBG;
+use sammo\RandUtil;
 use sammo\Session;
+use sammo\UniqueConst;
+use sammo\Util;
 use sammo\Validator;
 use Symfony\Component\Lock\LockFactory;
 use Symfony\Component\Lock\Store\SemaphoreStore;
@@ -102,7 +106,13 @@ class Vote extends \sammo\BaseAPI
 
         $general = General::createGeneralObjFromDB($generalID, ['gold', 'horse', 'weapon', 'book', 'item', 'npc', 'imgsvr', 'picture', 'aux'], 2);
         $general->increaseVar('gold', $voteReward);
-        $wonLottery = tryUniqueItemLottery($general, '설문조사');
+        $uniqueRng = new RandUtil(new LiteHashDRBG(Util::simpleSerialize(
+            UniqueConst::$hiddenSeed,
+            'voteUnique',
+            $voteID,
+            $generalID
+        )));
+        $wonLottery = tryUniqueItemLottery($uniqueRng, $general, '설문조사');
 
         $general->applyDB($db);
 

hwe/sammo/AbsFromUserPool.php

@@ -24,7 +24,7 @@ abstract class AbsFromUserPool extends AbsGeneralPool{
         return $db->affectedRows()!=0;
     }
 
-    static public function pickGeneralFromPool(\MeekroDB $db, int $owner, int $pickCnt, ?string $prefix=null):array{
+    static public function pickGeneralFromPool(\MeekroDB $db, RandUtil $rng, int $owner, int $pickCnt, ?string $prefix=null):array{
         $oNow = new \DateTimeImmutable();
         $now = $oNow->format('Y-m-d H:i:s');
 
@@ -48,7 +48,7 @@ abstract class AbsFromUserPool extends AbsGeneralPool{
         $result = [];
         $validUntil = TimeUtil::nowAddMinutes(2 * $gameStor->turnterm);
         while(count($result) < $pickCnt){
-            $cand = Util::choiceRandomUsingWeightPair($pool);
+            $cand = $rng->choiceUsingWeightPair($pool);
             $poolID = $cand['id'];
             if(key_exists($poolID, $result)){
                 continue;
@@ -64,7 +64,7 @@ abstract class AbsFromUserPool extends AbsGeneralPool{
             if($db->affectedRows()==0){
                 continue;
             }
-            $result[$poolID] = new static($db, $candInfo, $validUntil);
+            $result[$poolID] = new static($db, $rng, $candInfo, $validUntil);
         }
 
         return array_values($result);

hwe/sammo/AbsGeneralPool.php

@@ -20,27 +20,28 @@ abstract class AbsGeneralPool{
      * generalName
      * imgsvr
      * picture
-     * 
+     *
      * leadership
      * strength
      * intel
-     * 
+     *
      * experience
      * dedication
-     * 
+     *
      * dex[5]
-     * 
+     *
      * specialDomestic
      * specialWar
      */
 
-    public function __construct(\MeekroDB $db, array $info, string $validUntil)
+    public function __construct(\MeekroDB $db, RandUtil $rng, array $info, string $validUntil)
     {
         $this->db = $db;
         $this->info = $info;
         $this->uniqueName = $info['uniqueName'];
         $this->generalName = $info['generalName'];
         $this->builder = new GeneralBuilder(
+            $rng,
             $info['generalName'],
             $info['imgsvr'],
             $info['picture'],
@@ -97,14 +98,14 @@ abstract class AbsGeneralPool{
 
     /**
      * @param \MeekroDB $db
-     * @param int $owner 
-     * @param int $pickCnt 
+     * @param int $owner
+     * @param int $pickCnt
      * @param null|string $prefix
      * @return AbsGeneralPool[]
      */
-    static abstract public function pickGeneralFromPool(\MeekroDB $db, int $owner, int $pickCnt, ?string $prefix=null):array;
+    static abstract public function pickGeneralFromPool(\MeekroDB $db, RandUtil $rng, int $owner, int $pickCnt, ?string $prefix=null):array;
     abstract public function occupyGeneralName():bool;
-    
+
 
     abstract public static function getPoolName():string;
     abstract public static function initPool(\MeekroDB $db);

hwe/sammo/ActionItem/che_보물_도기.php

@@ -6,6 +6,7 @@ use sammo\DB;
 use \sammo\iAction;
 use \sammo\General;
 use sammo\KVStorage;
+use sammo\RandUtil;
 use sammo\Util;
 
 class che_보물_도기 extends \sammo\BaseItem
@@ -17,7 +18,7 @@ class che_보물_도기 extends \sammo\BaseItem
     protected $cost = 200;
     protected $consumable = false;
 
-    public function onArbitraryAction(General $general, string $actionType, ?string $phase = null, $aux = null): ?array
+    public function onArbitraryAction(General $general, RandUtil $rng, string $actionType, ?string $phase = null, $aux = null): ?array
     {
         if ($aux === null){
             return $aux;
@@ -39,7 +40,7 @@ class che_보물_도기 extends \sammo\BaseItem
 
         $score = 10000 + 5000 * Util::valueFit(intdiv($relYear, 2), 0);
 
-        [$resName, $resKey] = Util::choiceRandom([
+        [$resName, $resKey] = $rng->choice([
             ['금', 'gold'],
             ['쌀', 'rice']
         ]);

hwe/sammo/ActionItem/che_저지_삼황내문.php

@@ -22,7 +22,7 @@ class che_저지_삼황내문 extends \sammo\BaseItem{
         if($unit->getPhase() >= 2){
             return null;
         }
-        if($unit->getPhase() == 1 && Util::randBool(0.5)){
+        if($unit->getPhase() == 1 && $unit->rng->nextBool(0.5)){
             return null;
         }
 

hwe/sammo/ActionItem/che_치료_환약.php

@@ -4,6 +4,7 @@ use \sammo\iAction;
 use \sammo\General;
 use \sammo\GeneralTrigger;
 use \sammo\GeneralTriggerCaller;
+use sammo\RandUtil;
 
 class che_치료_환약 extends \sammo\BaseItem{
 
@@ -23,7 +24,7 @@ class che_치료_환약 extends \sammo\BaseItem{
         );
     }
 
-    function onArbitraryAction(General $general, string $actionType, ?string $phase = null, $aux = null): ?array
+    function onArbitraryAction(General $general, RandUtil $rng, string $actionType, ?string $phase = null, $aux = null): ?array
     {
         if($actionType != '장비매매'){
             return $aux;

hwe/sammo/BaseWarUnitTrigger.php

@@ -28,7 +28,7 @@ abstract class BaseWarUnitTrigger extends ObjectTrigger{
         return "{$priority}_{$fqn}_{$objID}_{$this->raiseType}";
     }
 
-    public function action(?array $env=null, $arg=null):?array{
+    public function action(\sammo\RandUtil $rng, ?array $env=null, $arg=null):?array{
         if($env === null){
             $env = [];
         }
@@ -46,7 +46,7 @@ abstract class BaseWarUnitTrigger extends ObjectTrigger{
         /** @var WarUnitGeneral $attacker */
         /** @var WarUnit $defender */
         [$attacker, $defender] = $arg;
-        
+
         /** @var WarUnit $self */
         $self = $this->object;
         $isAttacker = $self->isAttacker();

hwe/sammo/Command/BaseCommand.php

@@ -6,7 +6,8 @@ use \sammo\{
     General, GameConst,
     ActionLogger,
     LastTurn,
-    NotInheritedMethodException
+    NotInheritedMethodException,
+    RandUtil
 };
 
 use function \sammo\getNationStaticInfo;
@@ -473,7 +474,7 @@ abstract class BaseCommand{
     abstract public function getPreReqTurn():int;
     abstract public function getPostReqTurn():int;
 
-    abstract public function run():bool;
+    abstract public function run(RandUtil $rng):bool;
 
     public function exportJSVars():array {
         return [];

hwe/sammo/Command/General/che_NPC능동.php

@@ -75,7 +75,7 @@ class che_NPC능동 extends Command\GeneralCommand{
         return 0;
     }
 
-    public function run():bool{
+    public function run(\Sammo\RandUtil $rng):bool{
         if(!$this->hasFullConditionMet()){
             throw new \RuntimeException('불가능한 커맨드를 강제로 실행 시도');
         }
@@ -98,7 +98,7 @@ class che_NPC능동 extends Command\GeneralCommand{
 
             $this->setResultTurn(new LastTurn(static::getName(), $this->arg));
         }
-        tryRollbackInheritUniqueItem($general);
+        tryRollbackInheritUniqueItem($rng, $general);
         $general->applyDB($db);
 
         return true;

hwe/sammo/Command/General/che_강행.php

@@ -111,7 +111,7 @@ class che_강행 extends Command\GeneralCommand
         return "{$failReason} <G><b>{$destCityName}</b></>{$josaRo} {$commandName} 실패.";
     }
 
-    public function run(): bool
+    public function run(\Sammo\RandUtil $rng): bool
     {
         if (!$this->hasFullConditionMet()) {
             throw new \RuntimeException('불가능한 커맨드를 강제로 실행 시도');
@@ -156,7 +156,7 @@ class che_강행 extends Command\GeneralCommand
         $general->increaseVar('leadership_exp', 1);
         $this->setResultTurn(new LastTurn(static::getName(), $this->arg));
         $general->checkStatChange();
-        tryUniqueItemLottery($general);
+        tryUniqueItemLottery(\sammo\genGenericUniqueRNGFromGeneral($general), $general);
 
         $general->applyDB($db);
 

hwe/sammo/Command/General/che_거병.php

@@ -59,7 +59,7 @@ class che_거병 extends Command\GeneralCommand{
         return 0;
     }
 
-    public function run():bool{
+    public function run(\Sammo\RandUtil $rng):bool{
         if(!$this->hasFullConditionMet()){
             throw new \RuntimeException('불가능한 커맨드를 강제로 실행 시도');
         }
@@ -174,7 +174,7 @@ class che_거병 extends Command\GeneralCommand{
 
         $this->setResultTurn(new LastTurn(static::getName(), $this->arg));
         $general->checkStatChange();
-        tryUniqueItemLottery($general);
+        tryUniqueItemLottery(\sammo\genGenericUniqueRNGFromGeneral($general), $general);
 
         $general->applyDB($db);
 

hwe/sammo/Command/General/che_건국.php

@@ -20,6 +20,7 @@ use \sammo\Constraint\ConstraintHelper;
 use sammo\Enums\InheritanceKey;
 
 use function sammo\buildNationTypeClass;
+use function sammo\genGenericUniqueRNGFromGeneral;
 use function sammo\refreshNationStaticInfo;
 use function sammo\GetNationColors;
 
@@ -126,7 +127,7 @@ class che_건국 extends Command\GeneralCommand
         return 0;
     }
 
-    public function run(): bool
+    public function run(\Sammo\RandUtil $rng): bool
     {
         if (!$this->hasFullConditionMet()) {
             throw new \RuntimeException('불가능한 커맨드를 강제로 실행 시도');
@@ -190,7 +191,7 @@ class che_건국 extends Command\GeneralCommand
         $general->increaseInheritancePoint(InheritanceKey::active_action, 1);
         $this->setResultTurn(new LastTurn(static::getName(), $this->arg));
         $general->checkStatChange();
-        tryUniqueItemLottery($general, '건국');
+        tryUniqueItemLottery(genGenericUniqueRNGFromGeneral($general), $general, '건국');
         $general->applyDB($db);
 
         return true;

hwe/sammo/Command/General/che_견문.php

@@ -51,7 +51,7 @@ class che_견문 extends Command\GeneralCommand{
         return 0;
     }
 
-    public function run():bool{
+    public function run(\Sammo\RandUtil $rng):bool{
         if(!$this->hasFullConditionMet()){
             throw new \RuntimeException('불가능한 커맨드를 강제로 실행 시도');
         }
@@ -99,10 +99,10 @@ class che_견문 extends Command\GeneralCommand{
             $text = str_replace(':riceAmount:', '200', $text);
         }
         if($type & SightseeingMessage::Wounded){
-            $general->increaseVarWithLimit('injury', Util::randRangeInt(10, 20), null, 80);
+            $general->increaseVarWithLimit('injury', $rng->nextRangeInt(10, 20), null, 80);
         }
         if($type & SightseeingMessage::HeavyWounded){
-            $general->increaseVarWithLimit('injury', Util::randRangeInt(20, 50), null, 80);
+            $general->increaseVarWithLimit('injury', $rng->nextRangeInt(20, 50), null, 80);
         }
 
         $logger = $general->getLogger();
@@ -112,7 +112,7 @@ class che_견문 extends Command\GeneralCommand{
         $general->addExperience($exp);
         $this->setResultTurn(new LastTurn(static::getName(), $this->arg));
         $general->checkStatChange();
-        tryUniqueItemLottery($general);
+        tryUniqueItemLottery(\sammo\genGenericUniqueRNGFromGeneral($general), $general);
 
         $general->applyDB($db);
 

hwe/sammo/Command/General/che_군량매매.php

@@ -98,7 +98,7 @@ class che_군량매매 extends Command\GeneralCommand{
         return 0;
     }
 
-    public function run():bool{
+    public function run(\Sammo\RandUtil $rng):bool{
         if(!$this->hasFullConditionMet()){
             throw new \RuntimeException('불가능한 커맨드를 강제로 실행 시도');
         }
@@ -166,7 +166,7 @@ class che_군량매매 extends Command\GeneralCommand{
         $exp = 30;
         $ded = 50;
 
-        $incStat = Util::choiceRandomUsingWeight([
+        $incStat = $rng->choiceUsingWeight([
             'leadership_exp'=>$general->getLeadership(false, false, false, false),
             'strength_exp'=>$general->getStrength(false, false, false, false),
             'intel_exp'=>$general->getIntel(false, false, false, false)
@@ -178,7 +178,7 @@ class che_군량매매 extends Command\GeneralCommand{
 
         $this->setResultTurn(new LastTurn(static::getName(), $this->arg));
         $general->checkStatChange();
-        tryUniqueItemLottery($general);
+        tryUniqueItemLottery(\sammo\genGenericUniqueRNGFromGeneral($general), $general);
 
         $general->applyDB($db);
 

hwe/sammo/Command/General/che_귀환.php

@@ -58,7 +58,7 @@ class che_귀환 extends Command\GeneralCommand{
         return 0;
     }
 
-    public function run():bool{
+    public function run(\Sammo\RandUtil $rng):bool{
         if(!$this->hasFullConditionMet()){
             throw new \RuntimeException('불가능한 커맨드를 강제로 실행 시도');
         }
@@ -95,7 +95,7 @@ class che_귀환 extends Command\GeneralCommand{
         $general->increaseVar('leadership_exp', 1);
         $this->setResultTurn(new LastTurn(static::getName(), $this->arg));
         $general->checkStatChange();
-        tryUniqueItemLottery($general);
+        tryUniqueItemLottery(\sammo\genGenericUniqueRNGFromGeneral($general), $general);
 
         $general->applyDB($db);
 

hwe/sammo/Command/General/che_기술연구.php

@@ -3,7 +3,7 @@ namespace sammo\Command\General;
 
 use \sammo\{
     DB, Util, JosaUtil,
-    General, 
+    General,
     ActionLogger,
     LastTurn,
     Command, GameConst
@@ -11,7 +11,7 @@ use \sammo\{
 
 use function sammo\{
     TechLimit,
-    CriticalRatioDomestic, 
+    CriticalRatioDomestic,
     CriticalScoreEx,
     tryUniqueItemLottery,
     updateMaxDomesticCritical
@@ -38,11 +38,11 @@ class che_기술연구 extends che_상업투자{
 
         $this->setCity();
         $this->setNation(['tech']);
-        
+
         [$reqGold, $reqRice] = $this->getCost();
 
         $this->fullConditionConstraints=[
-            ConstraintHelper::NotBeNeutral(), 
+            ConstraintHelper::NotBeNeutral(),
             ConstraintHelper::NotWanderingNation(),
             ConstraintHelper::OccupiedCity(),
             ConstraintHelper::SuppliedCity(),
@@ -53,7 +53,7 @@ class che_기술연구 extends che_상업투자{
         $this->reqGold = $reqGold;
     }
 
-    public function run():bool{
+    public function run(\Sammo\RandUtil $rng):bool{
         if(!$this->hasFullConditionMet()){
             throw new \RuntimeException('불가능한 커맨드를 강제로 실행 시도');
         }
@@ -64,7 +64,7 @@ class che_기술연구 extends che_상업투자{
 
         $trust = Util::valueFit($this->city['trust'], 50);
 
-        $score = Util::valueFit($this->calcBaseScore(), 1);
+        $score = Util::valueFit($this->calcBaseScore($rng), 1);
 
         ['success'=>$successRatio, 'fail'=>$failRatio] = CriticalRatioDomestic($general, static::$statKey);
         if($trust < 80){
@@ -77,9 +77,9 @@ class che_기술연구 extends che_상업투자{
         $failRatio = Util::valueFit($failRatio, 0, 1 - $successRatio);
         $normalRatio = 1 - $failRatio - $successRatio;
 
-        $pick = Util::choiceRandomUsingWeight([
-            'fail'=>$failRatio, 
-            'success'=>$successRatio, 
+        $pick = $rng->choiceUsingWeight([
+            'fail'=>$failRatio,
+            'success'=>$successRatio,
             'normal'=>$normalRatio
         ]);
 
@@ -87,14 +87,14 @@ class che_기술연구 extends che_상업투자{
 
         $date = $general->getTurnTime($general::TURNTIME_HM);
 
-        $score *= CriticalScoreEx($pick);
+        $score *= CriticalScoreEx($rng, $pick);
         $score = Util::round($score);
 
         $exp = $score * 0.7;
         $ded = $score * 1.0;
 
         if($pick == 'success'){
-            updateMaxDomesticCritical($general, $score);   
+            updateMaxDomesticCritical($general, $score);
         }
         else{
             $general->setAuxVar('max_domestic_critical', 0);
@@ -134,11 +134,11 @@ class che_기술연구 extends che_상업투자{
 
         $this->setResultTurn(new LastTurn(static::getName(), $this->arg));
         $general->checkStatChange();
-        tryUniqueItemLottery($general);
+        tryUniqueItemLottery(\sammo\genGenericUniqueRNGFromGeneral($general), $general);
         $general->applyDB($db);
 
         return true;
     }
 
-    
+
 }

hwe/sammo/Command/General/che_단련.php

@@ -3,7 +3,7 @@ namespace sammo\Command\General;
 
 use \sammo\{
     DB, Util, JosaUtil,
-    General, 
+    General,
     ActionLogger,
     GameConst, GameUnitConst,
     LastTurn,
@@ -35,9 +35,9 @@ class che_단련 extends Command\GeneralCommand{
         $this->setNation();
 
         [$reqGold, $reqRice] = $this->getCost();
-        
+
         $this->fullConditionConstraints=[
-            ConstraintHelper::NotBeNeutral(), 
+            ConstraintHelper::NotBeNeutral(),
             ConstraintHelper::ReqGeneralCrew(),
             ConstraintHelper::ReqGeneralValue('train', '훈련', '>=', GameConst::$defaultTrainLow),
             ConstraintHelper::ReqGeneralValue('atmos', '사기', '>=', GameConst::$defaultAtmosLow),
@@ -66,7 +66,7 @@ class che_단련 extends Command\GeneralCommand{
         $env = $this->env;
         return [$env['develcost'], $env['develcost']];
     }
-    
+
     public function getPreReqTurn():int{
         return 0;
     }
@@ -75,7 +75,7 @@ class che_단련 extends Command\GeneralCommand{
         return 0;
     }
 
-    public function run():bool{
+    public function run(\Sammo\RandUtil $rng):bool{
         if(!$this->hasFullConditionMet()){
             throw new \RuntimeException('불가능한 커맨드를 강제로 실행 시도');
         }
@@ -85,7 +85,7 @@ class che_단련 extends Command\GeneralCommand{
         $general = $this->generalObj;
         $date = $general->getTurnTime($general::TURNTIME_HM);
 
-        [$pick, $multiplier] = Util::choiceRandomUsingWeightPair([
+        [$pick, $multiplier] = $rng->choiceUsingWeightPair([
             [['success', 3], 0.34],
             [['normal', 2], 0.33],
             [['fail', 1], 0.33]
@@ -113,7 +113,7 @@ class che_단련 extends Command\GeneralCommand{
 
         $general->addDex($general->getCrewTypeObj(), $score, false);
 
-        $incStat = Util::choiceRandomUsingWeight([
+        $incStat = $rng->choiceUsingWeight([
             'leadership_exp'=>$general->getLeadership(false, false, false, false),
             'strength_exp'=>$general->getStrength(false, false, false, false),
             'intel_exp'=>$general->getIntel(false, false, false, false)
@@ -126,11 +126,11 @@ class che_단련 extends Command\GeneralCommand{
         $general->increaseVar($incStat, 1);
         $this->setResultTurn(new LastTurn(static::getName(), $this->arg));
         $general->checkStatChange();
-        tryUniqueItemLottery($general);
+        tryUniqueItemLottery(\sammo\genGenericUniqueRNGFromGeneral($general), $general);
         $general->applyDB($db);
 
         return true;
     }
 
-    
+
 }

hwe/sammo/Command/General/che_등용.php

@@ -136,7 +136,7 @@ class che_등용 extends Command\GeneralCommand
         return "【{$destGeneralName}】{$josaUl} {$name}";
     }
 
-    public function run(): bool
+    public function run(\Sammo\RandUtil $rng): bool
     {
         if (!$this->hasFullConditionMet()) {
             throw new \RuntimeException('불가능한 커맨드를 강제로 실행 시도');
@@ -173,7 +173,7 @@ class che_등용 extends Command\GeneralCommand
 
         $this->setResultTurn(new LastTurn(static::getName(), $this->arg));
         $general->checkStatChange();
-        tryUniqueItemLottery($general);
+        tryUniqueItemLottery(\sammo\genGenericUniqueRNGFromGeneral($general), $general);
 
         $general->applyDB($db);
 

hwe/sammo/Command/General/che_등용수락.php

@@ -100,7 +100,7 @@ class che_등용수락 extends Command\GeneralCommand{
         return 0;
     }
 
-    public function run():bool{
+    public function run(\Sammo\RandUtil $rng):bool{
         if(!$this->hasFullConditionMet()){
             throw new \RuntimeException('불가능한 커맨드를 강제로 실행 시도');
         }

hwe/sammo/Command/General/che_랜덤임관.php

@@ -14,6 +14,7 @@ use \sammo\GameUnitConst;
 use \sammo\LastTurn;
 use \sammo\Command;
 
+use function sammo\genGenericUniqueRNGFromGeneral;
 use function \sammo\tryUniqueItemLottery;
 
 use \sammo\Constraint\Constraint;
@@ -110,7 +111,7 @@ class che_랜덤임관 extends Command\GeneralCommand
         return 0;
     }
 
-    public function run(): bool
+    public function run(\Sammo\RandUtil $rng): bool
     {
         if (!$this->hasFullConditionMet()) {
             throw new \RuntimeException('불가능한 커맨드를 강제로 실행 시도');
@@ -162,7 +163,7 @@ class che_랜덤임관 extends Command\GeneralCommand
                 $score = log($affinity + 1, 2); //0~
 
                 //쉐킷쉐킷
-                $score += Util::randF();
+                $score += $rng->nextFloat1();
 
                 $score += sqrt($testNation['gennum'] / $allGen);
 
@@ -219,7 +220,7 @@ class che_랜덤임관 extends Command\GeneralCommand
             }
 
             if ($generalsCnt) {
-                $destNation = Util::choiceRandomUsingWeightPair($generalsCnt);
+                $destNation = $rng->choiceUsingWeightPair($generalsCnt);
             }
         }
 
@@ -251,7 +252,7 @@ class che_랜덤임관 extends Command\GeneralCommand
             '천하의 균형을 맞추기 위해',
             '오랜 은거를 마치고',
         ];
-        $randomTalk = Util::choiceRandom($talkList);
+        $randomTalk = $rng->choice($talkList);
 
         $logger->pushGeneralActionLog("<D>{$destNationName}</>에 랜덤 임관했습니다. <1>$date</>");
         $logger->pushGeneralHistoryLog("<D><b>{$destNationName}</b></>에 랜덤 임관");
@@ -290,7 +291,7 @@ class che_랜덤임관 extends Command\GeneralCommand
         $general->addExperience($exp);
         $this->setResultTurn(new LastTurn(static::getName(), $this->arg));
         $general->checkStatChange();
-        tryUniqueItemLottery($general, '랜덤 임관');
+        tryUniqueItemLottery(genGenericUniqueRNGFromGeneral($general), $general, '랜덤 임관');
         $general->applyDB($db);
 
         return true;

hwe/sammo/Command/General/che_모반시도.php

@@ -55,7 +55,7 @@ class che_모반시도 extends Command\GeneralCommand{
         return 0;
     }
 
-    public function run():bool{
+    public function run(\Sammo\RandUtil $rng):bool{
         if(!$this->hasFullConditionMet()){
             throw new \RuntimeException('불가능한 커맨드를 강제로 실행 시도');
         }
@@ -99,7 +99,7 @@ class che_모반시도 extends Command\GeneralCommand{
         $this->setResultTurn(new LastTurn(static::getName(), $this->arg));
         $general->increaseInheritancePoint(InheritanceKey::active_action, 1);
         $general->checkStatChange();
-        tryRollbackInheritUniqueItem($general);
+        tryRollbackInheritUniqueItem($rng, $general);
         $general->applyDB($db);
         $lordGeneral->applyDB($db);
 

hwe/sammo/Command/General/che_물자조달.php

@@ -60,7 +60,7 @@ class che_물자조달 extends Command\GeneralCommand{
         return 0;
     }
 
-    public function run():bool{
+    public function run(\Sammo\RandUtil $rng):bool{
         if(!$this->hasFullConditionMet()){
             throw new \RuntimeException('불가능한 커맨드를 강제로 실행 시도');
         }
@@ -70,14 +70,14 @@ class che_물자조달 extends Command\GeneralCommand{
         $general = $this->generalObj;
         $date = $general->getTurnTime($general::TURNTIME_HM);
 
-        [$resName, $resKey] = Util::choiceRandom([
+        [$resName, $resKey] = $rng->choice([
             ['금', 'gold'],
             ['쌀', 'rice']
         ]);
 
         $score = $general->getLeadership() + $general->getStrength() + $general->getIntel();
         $score *= getDomesticExpLevelBonus($general->getVar('explevel'));
-        $score *= Util::randRange(0.8, 1.2);
+        $score *= $rng->nextRange(0.8, 1.2);
 
         $successRatio = 0.1;
         $failRatio = 0.3;
@@ -86,12 +86,12 @@ class che_물자조달 extends Command\GeneralCommand{
         $failRatio = $general->onCalcDomestic('조달', 'fail', $failRatio);
         $normalRatio = 1 - $failRatio - $successRatio;
 
-        $pick = Util::choiceRandomUsingWeight([
+        $pick = $rng->choiceUsingWeight([
             'fail'=>$failRatio,
             'success'=>$successRatio,
             'normal'=>$normalRatio
         ]);
-        $score *= CriticalScoreEx($pick);
+        $score *= CriticalScoreEx($rng, $pick);
         $score = $general->onCalcDomestic('조달', 'score', $score);
 
         $score = Util::round($score);
@@ -112,7 +112,7 @@ class che_물자조달 extends Command\GeneralCommand{
         $exp = $score * 0.7 / 3;
         $ded = $score * 1.0 / 3;
 
-        $incStat = Util::choiceRandomUsingWeight([
+        $incStat = $rng->choiceUsingWeight([
             'leadership_exp'=>$general->getLeadership(false, false, false, false),
             'strength_exp'=>$general->getStrength(false, false, false, false),
             'intel_exp'=>$general->getIntel(false, false, false, false)
@@ -128,7 +128,7 @@ class che_물자조달 extends Command\GeneralCommand{
 
         $this->setResultTurn(new LastTurn(static::getName(), $this->arg));
         $general->checkStatChange();
-        tryUniqueItemLottery($general);
+        tryUniqueItemLottery(\sammo\genGenericUniqueRNGFromGeneral($general), $general);
 
         $general->applyDB($db);
 

hwe/sammo/Command/General/che_방랑.php

@@ -59,7 +59,7 @@ class che_방랑 extends Command\GeneralCommand{
         return 0;
     }
 
-    public function run():bool{
+    public function run(\Sammo\RandUtil $rng):bool{
         if(!$this->hasFullConditionMet()){
             throw new \RuntimeException('불가능한 커맨드를 강제로 실행 시도');
         }
@@ -125,7 +125,7 @@ class che_방랑 extends Command\GeneralCommand{
         refreshNationStaticInfo();
         $general->increaseInheritancePoint(InheritanceKey::active_action, 1);
         $this->setResultTurn(new LastTurn(static::getName(), $this->arg));
-        tryRollbackInheritUniqueItem($general);
+        tryRollbackInheritUniqueItem($rng, $general);
         $general->applyDB($db);
 
         return true;

hwe/sammo/Command/General/che_사기진작.php

@@ -3,7 +3,7 @@ namespace sammo\Command\General;
 
 use \sammo\{
     DB, Util, JosaUtil,
-    General, 
+    General,
     ActionLogger,
     GameConst, GameUnitConst,
     LastTurn,
@@ -34,13 +34,13 @@ class che_사기진작 extends Command\GeneralCommand{
         [$reqGold, $reqRice] = $this->getCost();
 
         $this->minConditionConstraints=[
-            ConstraintHelper::NotBeNeutral(), 
+            ConstraintHelper::NotBeNeutral(),
             ConstraintHelper::NotWanderingNation(),
             ConstraintHelper::OccupiedCity(),
         ];
-        
+
         $this->fullConditionConstraints=[
-            ConstraintHelper::NotBeNeutral(), 
+            ConstraintHelper::NotBeNeutral(),
             ConstraintHelper::NotWanderingNation(),
             ConstraintHelper::OccupiedCity(),
             ConstraintHelper::ReqGeneralCrew(),
@@ -62,7 +62,7 @@ class che_사기진작 extends Command\GeneralCommand{
         $general = $this->generalObj;
         return [Util::round($general->getVar('crew')/100), 0];
     }
-    
+
     public function getPreReqTurn():int{
         return 0;
     }
@@ -71,7 +71,7 @@ class che_사기진작 extends Command\GeneralCommand{
         return 0;
     }
 
-    public function run():bool{
+    public function run(\Sammo\RandUtil $rng):bool{
         if(!$this->hasFullConditionMet()){
             throw new \RuntimeException('불가능한 커맨드를 강제로 실행 시도');
         }
@@ -103,11 +103,11 @@ class che_사기진작 extends Command\GeneralCommand{
         $general->increaseVar('leadership_exp', 1);
         $this->setResultTurn(new LastTurn(static::getName(), $this->arg));
         $general->checkStatChange();
-        tryUniqueItemLottery($general);
+        tryUniqueItemLottery(\sammo\genGenericUniqueRNGFromGeneral($general), $general);
         $general->applyDB($db);
 
         return true;
     }
 
-    
+
 }

hwe/sammo/Command/General/che_상업투자.php

@@ -3,12 +3,13 @@ namespace sammo\Command\General;
 
 use \sammo\{
     DB, Util, JosaUtil,
-    General, 
+    General,
     ActionLogger,
     GameConst,
     LastTurn,
     GameUnitConst,
-    Command
+    Command,
+    RandUtil
 };
 
 use function \sammo\getDomesticExpLevelBonus;
@@ -41,11 +42,11 @@ class che_상업투자 extends Command\GeneralCommand{
 
         $this->setCity();
         $this->setNation();
-        
+
         [$reqGold, $reqRice] = $this->getCost();
 
         $this->fullConditionConstraints=[
-            ConstraintHelper::NotBeNeutral(), 
+            ConstraintHelper::NotBeNeutral(),
             ConstraintHelper::NotWanderingNation(),
             ConstraintHelper::OccupiedCity(),
             ConstraintHelper::SuppliedCity(),
@@ -82,15 +83,15 @@ class che_상업투자 extends Command\GeneralCommand{
         $develCost = $this->env['develcost'];
         $reqGold = Util::round($this->generalObj->onCalcDomestic(static::$actionKey, 'cost', $develCost));
         $reqRice = 0;
-        
+
         return [$reqGold, $reqRice];
     }
 
-    
+
     public function getCompensationStyle():?int{
         return $this->generalObj->onCalcDomestic(static::$actionKey, 'score', 100)<=>100;
     }
-    
+
     public function getPreReqTurn():int{
         return 0;
     }
@@ -99,7 +100,7 @@ class che_상업투자 extends Command\GeneralCommand{
         return 0;
     }
 
-    protected function calcBaseScore():float{
+    protected function calcBaseScore(RandUtil $rng):float{
         $trust = Util::valueFit($this->city['trust'], 50);
         $general = $this->generalObj;
 
@@ -115,16 +116,16 @@ class che_상업투자 extends Command\GeneralCommand{
         else{
             throw new \sammo\MustNotBeReachedException();
         }
-        
+
         $score *= $trust / 100;
         $score *= getDomesticExpLevelBonus($general->getVar('explevel'));
-        $score *= Util::randRange(0.8, 1.2);
+        $score *= $rng->nextRange(0.8, 1.2);
         $score = $general->onCalcDomestic(static::$actionKey, 'score', $score);
 
         return $score;
     }
 
-    public function run():bool{
+    public function run(\Sammo\RandUtil $rng):bool{
         if(!$this->hasFullConditionMet()){
             throw new \RuntimeException('불가능한 커맨드를 강제로 실행 시도');
         }
@@ -135,7 +136,7 @@ class che_상업투자 extends Command\GeneralCommand{
 
         $trust = Util::valueFit($this->city['trust'], 50);
 
-        $score = Util::valueFit($this->calcBaseScore(), 1);
+        $score = Util::valueFit($this->calcBaseScore($rng), 1);
 
         ['success'=>$successRatio, 'fail'=>$failRatio] = CriticalRatioDomestic($general, static::$statKey);
         if($trust < 80){
@@ -148,9 +149,9 @@ class che_상업투자 extends Command\GeneralCommand{
         $failRatio = Util::valueFit($failRatio, 0, 1 - $successRatio);
         $normalRatio = 1 - $failRatio - $successRatio;
 
-        $pick = Util::choiceRandomUsingWeight([
-            'fail'=>$failRatio, 
-            'success'=>$successRatio, 
+        $pick = $rng->choiceUsingWeight([
+            'fail'=>$failRatio,
+            'success'=>$successRatio,
             'normal'=>$normalRatio
         ]);
 
@@ -158,14 +159,14 @@ class che_상업투자 extends Command\GeneralCommand{
 
         $date = $general->getTurnTime($general::TURNTIME_HM);
 
-        $score *= CriticalScoreEx($pick);
+        $score *= CriticalScoreEx($rng, $pick);
         $score = Util::round($score);
 
         $exp = $score * 0.7;
         $ded = $score * 1.0;
 
         if($pick == 'success'){
-            updateMaxDomesticCritical($general, $score);   
+            updateMaxDomesticCritical($general, $score);
         }
         else{
             $general->setAuxVar('max_domestic_critical', 0);
@@ -204,7 +205,7 @@ class che_상업투자 extends Command\GeneralCommand{
         $general->increaseVar(static::$statKey.'_exp', 1);
         $this->setResultTurn(new LastTurn(static::getName(), $this->arg));
         $general->checkStatChange();
-        tryUniqueItemLottery($general);
+        tryUniqueItemLottery(\sammo\genGenericUniqueRNGFromGeneral($general), $general);
         $general->applyDB($db);
 
         return true;

hwe/sammo/Command/General/che_선동.php

@@ -9,6 +9,7 @@ use \sammo\ActionLogger;
 use \sammo\GameConst;
 use \sammo\GameUnitConst;
 use \sammo\Command;
+use sammo\RandUtil;
 
 class che_선동 extends che_화계{
     static protected $actionName = '선동';
@@ -16,7 +17,7 @@ class che_선동 extends che_화계{
     static protected $statType = 'leadership';
     static protected $injuryGeneral = true;
 
-    protected function affectDestCity(int $injuryCount){
+    protected function affectDestCity(RandUtil $rng, int $injuryCount){
         $general = $this->generalObj;
         $date = $general->getTurnTime($general::TURNTIME_HM);
 
@@ -30,15 +31,15 @@ class che_선동 extends che_화계{
         $commandName = $this->getName();
 
         // 선동 최대 10
-        $secuAmount = Util::valueFit(Util::randRangeInt(GameConst::$sabotageDamageMin, GameConst::$sabotageDamageMax), null, $destCity['secu']);
+        $secuAmount = Util::valueFit($rng->nextRangeInt(GameConst::$sabotageDamageMin, GameConst::$sabotageDamageMax), null, $destCity['secu']);
         $trustAmount = Util::valueFit(
-            Util::randRange(GameConst::$sabotageDamageMin, GameConst::$sabotageDamageMax) / 50,
-            null, 
+            $rng->nextRange(GameConst::$sabotageDamageMin, GameConst::$sabotageDamageMax) / 50,
+            null,
             $destCity['trust']
         );
         $destCity['secu'] -= $secuAmount;
         $destCity['trust'] -= $trustAmount;
-        
+
         DB::db()->update('city', [
             'state'=>32,
             'secu'=>$destCity['secu'],
@@ -57,5 +58,5 @@ class che_선동 extends che_화계{
             ActionLogger::PLAIN
         );
     }
-    
+
 }

hwe/sammo/Command/General/che_선양.php

@@ -99,7 +99,7 @@ class che_선양 extends Command\GeneralCommand
         return "【{$destGeneralName}】에게 {$name}";
     }
 
-    public function run(): bool
+    public function run(\Sammo\RandUtil $rng): bool
     {
         if (!$this->hasFullConditionMet()) {
             throw new \RuntimeException('불가능한 커맨드를 강제로 실행 시도');
@@ -139,7 +139,7 @@ class che_선양 extends Command\GeneralCommand
         $general->increaseInheritancePoint(InheritanceKey::active_action, 1);
         $this->setResultTurn(new LastTurn(static::getName(), $this->arg));
         $general->checkStatChange();
-        tryRollbackInheritUniqueItem($general);
+        tryRollbackInheritUniqueItem($rng, $general);
         $general->applyDB($db);
         $destGeneral->applyDB($db);
 

hwe/sammo/Command/General/che_소집해제.php

@@ -54,7 +54,7 @@ class che_소집해제 extends Command\GeneralCommand{
         return 0;
     }
 
-    public function run():bool{
+    public function run(\Sammo\RandUtil $rng):bool{
         if(!$this->hasFullConditionMet()){
             throw new \RuntimeException('불가능한 커맨드를 강제로 실행 시도');
         }
@@ -82,7 +82,7 @@ class che_소집해제 extends Command\GeneralCommand{
         $general->addDedication($ded);
         $this->setResultTurn(new LastTurn(static::getName(), $this->arg));
         $general->checkStatChange();
-        tryRollbackInheritUniqueItem($general);
+        tryRollbackInheritUniqueItem($rng, $general);
         $general->applyDB($db);
 
         return true;

hwe/sammo/Command/General/che_숙련전환.php

@@ -144,7 +144,7 @@ class che_숙련전환 extends Command\GeneralCommand
         return 0;
     }
 
-    public function run(): bool
+    public function run(\Sammo\RandUtil $rng): bool
     {
         if (!$this->hasFullConditionMet()) {
             throw new \RuntimeException('불가능한 커맨드를 강제로 실행 시도');
@@ -179,7 +179,7 @@ class che_숙련전환 extends Command\GeneralCommand
         $general->increaseVar('leadership_exp', 2);
         $this->setResultTurn(new LastTurn(static::getName(), $this->arg));
         $general->checkStatChange();
-        tryUniqueItemLottery($general);
+        tryUniqueItemLottery(\sammo\genGenericUniqueRNGFromGeneral($general), $general);
         $general->applyDB($db);
 
         return true;

hwe/sammo/Command/General/che_요양.php

@@ -46,7 +46,7 @@ class che_요양 extends Command\GeneralCommand{
         return 0;
     }
 
-    public function run():bool{
+    public function run(\Sammo\RandUtil $rng):bool{
         if(!$this->hasFullConditionMet()){
             throw new \RuntimeException('불가능한 커맨드를 강제로 실행 시도');
         }
@@ -71,7 +71,7 @@ class che_요양 extends Command\GeneralCommand{
         $general->addDedication($ded);
         $this->setResultTurn(new LastTurn(static::getName(), $this->arg));
         $general->checkStatChange();
-        tryRollbackInheritUniqueItem($general);
+        tryRollbackInheritUniqueItem($rng, $general);
         $general->applyDB($db);
 
         return true;

hwe/sammo/Command/General/che_은퇴.php

@@ -53,7 +53,7 @@ class che_은퇴 extends Command\GeneralCommand{
         return 0;
     }
 
-    public function run():bool{
+    public function run(\Sammo\RandUtil $rng):bool{
         if(!$this->hasFullConditionMet()){
             throw new \RuntimeException('불가능한 커맨드를 강제로 실행 시도');
         }
@@ -69,7 +69,7 @@ class che_은퇴 extends Command\GeneralCommand{
         $logger->pushGeneralActionLog("은퇴하였습니다. <1>$date</>");
 
         $this->setResultTurn(new LastTurn(static::getName(), $this->arg));
-        tryUniqueItemLottery($general);
+        tryUniqueItemLottery(\sammo\genGenericUniqueRNGFromGeneral($general), $general);
         $general->applyDB($db);
 
         return true;

hwe/sammo/Command/General/che_이동.php

@@ -119,7 +119,7 @@ class che_이동 extends Command\GeneralCommand
         return "{$failReason} <G><b>{$destCityName}</b></>{$josaRo} {$commandName} 실패.";
     }
 
-    public function run(): bool
+    public function run(\Sammo\RandUtil $rng): bool
     {
         if (!$this->hasFullConditionMet()) {
             throw new \RuntimeException('불가능한 커맨드를 강제로 실행 시도');
@@ -164,7 +164,7 @@ class che_이동 extends Command\GeneralCommand
         $general->increaseVar('leadership_exp', 1);
         $this->setResultTurn(new LastTurn(static::getName(), $this->arg));
         $general->checkStatChange();
-        tryUniqueItemLottery($general);
+        tryUniqueItemLottery(\sammo\genGenericUniqueRNGFromGeneral($general), $general);
 
         $general->applyDB($db);
 

hwe/sammo/Command/General/che_인재탐색.php

@@ -109,7 +109,7 @@ class che_인재탐색 extends Command\GeneralCommand
         return $foundProp;
     }
 
-    public function run(): bool
+    public function run(\Sammo\RandUtil $rng): bool
     {
         if (!$this->hasFullConditionMet()) {
             throw new \RuntimeException('불가능한 커맨드를 강제로 실행 시도');
@@ -128,14 +128,14 @@ class che_인재탐색 extends Command\GeneralCommand
         $totalNpcCnt = $db->queryFirstField('SELECT count(`no`) FROM general WHERE 3 <= npc AND npc <= 4');
 
         $foundProp = $this->calcFoundProp($env['maxgeneral'], $totalGenCnt, $totalNpcCnt);
-        $foundNpc = Util::randBool($foundProp);
+        $foundNpc = $rng->nextBool($foundProp);
 
         $logger = $general->getLogger();
 
         if (!$foundNpc) {
             $logger->pushGeneralActionLog("인재를 찾을 수 없었습니다. <1>$date</>");
 
-            $incStat = Util::choiceRandomUsingWeight([
+            $incStat = $rng->choiceUsingWeight([
                 'leadership_exp' => $general->getLeadership(false, false, false, false),
                 'strength_exp' => $general->getStrength(false, false, false, false),
                 'intel_exp' => $general->getIntel(false, false, false, false)
@@ -152,7 +152,7 @@ class che_인재탐색 extends Command\GeneralCommand
             $general->increaseVar($incStat, 1);
             $this->setResultTurn(new LastTurn(static::getName(), $this->arg));
             $general->checkStatChange();
-            tryUniqueItemLottery($general);
+            tryUniqueItemLottery(\sammo\genGenericUniqueRNGFromGeneral($general), $general);
             $general->applyDB($db);
             return true;
         }
@@ -163,9 +163,9 @@ class che_인재탐색 extends Command\GeneralCommand
 
         $scoutType = "발견";
 
-        $age = Util::randRangeInt(20, 25);
+        $age = $rng->nextRangeInt(20, 25);
         $birthYear = $env['year'] - $age;
-        $deathYear = $env['year'] + Util::randRangeInt(10, 50);
+        $deathYear = $env['year'] + $rng->nextRangeInt(10, 50);
 
         $avgGen = $db->queryFirstRow(
             'SELECT avg(dedication) as ded,avg(experience) as exp,
@@ -175,7 +175,7 @@ class che_인재탐색 extends Command\GeneralCommand
 
         $pickTypeList = ['무' => 6, '지' => 6, '무지' => 3];
 
-        $pickedNPC = pickGeneralFromPool($db, 0, 1)[0];
+        $pickedNPC = pickGeneralFromPool($db, $rng, 0, 1)[0];
         $newNPC = $pickedNPC->getGeneralBuilder();
 
         $newNPC->setSpecial('None', 'None');
@@ -200,7 +200,7 @@ class che_인재탐색 extends Command\GeneralCommand
         $logger->pushGlobalActionLog("<Y>{$generalName}</>{$josaYi} <Y>$npcName</>{$josaRa}는 <C>인재</>를 {$scoutType}하였습니다!");
         $logger->pushGeneralHistoryLog("<Y>$npcName</>{$josaRa}는 <C>인재</>를 {$scoutType}");
 
-        $incStat = Util::choiceRandomUsingWeight([
+        $incStat = $rng->choiceUsingWeight([
             'leadership_exp' => $general->getLeadership(false, false, false, false),
             'strength_exp' => $general->getStrength(false, false, false, false),
             'intel_exp' => $general->getIntel(false, false, false, false)
@@ -218,7 +218,7 @@ class che_인재탐색 extends Command\GeneralCommand
         $general->increaseVar($incStat, 3);
         $this->setResultTurn(new LastTurn(static::getName(), $this->arg));
         $general->checkStatChange();
-        tryUniqueItemLottery($general);
+        tryUniqueItemLottery(\sammo\genGenericUniqueRNGFromGeneral($general), $general);
         $general->applyDB($db);
         return true;
     }

hwe/sammo/Command/General/che_임관.php

@@ -119,7 +119,7 @@ class che_임관 extends Command\GeneralCommand
         return "【{$destNationName}】{$josaRo} {$commandName}";
     }
 
-    public function run(): bool
+    public function run(\Sammo\RandUtil $rng): bool
     {
         if (!$this->hasFullConditionMet()) {
             throw new \RuntimeException('불가능한 커맨드를 강제로 실행 시도');
@@ -179,7 +179,7 @@ class che_임관 extends Command\GeneralCommand
         $general->addExperience($exp);
         $this->setResultTurn(new LastTurn(static::getName(), $this->arg));
         $general->checkStatChange();
-        tryUniqueItemLottery($general);
+        tryUniqueItemLottery(\sammo\genGenericUniqueRNGFromGeneral($general), $general);
         $general->applyDB($db);
 
         return true;

hwe/sammo/Command/General/che_장비매매.php

@@ -141,7 +141,7 @@ class che_장비매매 extends Command\GeneralCommand
         return "【{$itemName}】{$josaUl} 구입";
     }
 
-    public function run(): bool
+    public function run(\sammo\RandUtil $rng): bool
     {
         if (!$this->hasFullConditionMet()) {
             throw new \RuntimeException('불가능한 커맨드를 강제로 실행 시도');
@@ -174,11 +174,11 @@ class che_장비매매 extends Command\GeneralCommand
             $logger->pushGeneralActionLog("<C>{$itemName}</>{$josaUl} 구입했습니다. <1>$date</>");
             $general->increaseVarWithLimit('gold', -$cost, 0);
             $general->setItem($itemType, $itemCode);
-            $general->onArbitraryAction($general, '장비매매', '구매', ['itemCode' => $itemCode]);
+            $general->onArbitraryAction($general, $rng, '장비매매', '구매', ['itemCode' => $itemCode]);
         } else {
             $logger->pushGeneralActionLog("<C>{$itemName}</>{$josaUl} 판매했습니다. <1>$date</>");
             $general->increaseVarWithLimit('gold', $cost / 2);
-            $general->onArbitraryAction($general, '장비매매', '판매', ['itemCode' => $itemCode]);
+            $general->onArbitraryAction($general, $rng, '장비매매', '판매', ['itemCode' => $itemCode]);
             $general->setItem($itemType, null);
 
             if(!$itemObj->isBuyable()){
@@ -195,7 +195,7 @@ class che_장비매매 extends Command\GeneralCommand
         $general->addExperience($exp);
         $this->setResultTurn(new LastTurn(static::getName(), $this->arg));
         $general->checkStatChange();
-        tryUniqueItemLottery($general);
+        tryUniqueItemLottery(\sammo\genGenericUniqueRNGFromGeneral($general), $general);
         $general->applyDB($db);
 
         return true;

hwe/sammo/Command/General/che_장수대상임관.php

@@ -116,7 +116,7 @@ class che_장수대상임관 extends Command\GeneralCommand{
         return "【{$destGeneralName}】{$josaUl} 따라 임관";
     }
 
-    public function run():bool{
+    public function run(\Sammo\RandUtil $rng):bool{
         if(!$this->hasFullConditionMet()){
             throw new \RuntimeException('불가능한 커맨드를 강제로 실행 시도');
         }
@@ -176,7 +176,7 @@ class che_장수대상임관 extends Command\GeneralCommand{
         $general->addExperience($exp);
         $this->setResultTurn(new LastTurn(static::getName(), $this->arg));
         $general->checkStatChange();
-        tryUniqueItemLottery($general);
+        tryUniqueItemLottery(\sammo\genGenericUniqueRNGFromGeneral($general), $general);
         $general->applyDB($db);
 
         return true;

hwe/sammo/Command/General/che_전투태세.php

@@ -3,7 +3,7 @@ namespace sammo\Command\General;
 
 use \sammo\{
     DB, Util, JosaUtil,
-    General, 
+    General,
     ActionLogger,
     GameConst, GameUnitConst,
     LastTurn,
@@ -34,9 +34,9 @@ class che_전투태세 extends Command\GeneralCommand{
         $this->setNation();
 
         [$reqGold, $reqRice] = $this->getCost();
-        
+
         $this->fullConditionConstraints=[
-            ConstraintHelper::NotBeNeutral(), 
+            ConstraintHelper::NotBeNeutral(),
             ConstraintHelper::NotWanderingNation(),
             ConstraintHelper::OccupiedCity(),
             ConstraintHelper::ReqGeneralCrew(),
@@ -53,7 +53,7 @@ class che_전투태세 extends Command\GeneralCommand{
         $techCost = getTechCost($this->nation['tech']);
         return [Util::round($crew / 100 * 3 * $techCost), 0];
     }
-    
+
     public function getPreReqTurn():int{
         return 3;
     }
@@ -62,7 +62,7 @@ class che_전투태세 extends Command\GeneralCommand{
         return 0;
     }
 
-    public function run():bool{
+    public function run(\Sammo\RandUtil $rng):bool{
         if(!$this->hasFullConditionMet()){
             throw new \RuntimeException('불가능한 커맨드를 강제로 실행 시도');
         }
@@ -102,7 +102,7 @@ class che_전투태세 extends Command\GeneralCommand{
 
             return true;
         }
-        
+
         $logger->pushGeneralActionLog("전투태세 완료! ({$term}/3) <1>$date</>");
 
         $general->increaseVarWithLimit('train', 0, GameConst::$maxTrainByCommand - 5); //95보다 높으면 '깎이지는 않음'
@@ -117,15 +117,15 @@ class che_전투태세 extends Command\GeneralCommand{
         $crew = $general->getVar('crew');
 
         $general->addDex($general->getCrewTypeObj(), $crew / 100 * 3, false);
-        
+
         $general->increaseVar('leadership_exp', 3);
         $this->setResultTurn($turnResult);
         $general->checkStatChange();
-        tryUniqueItemLottery($general);
+        tryUniqueItemLottery(\sammo\genGenericUniqueRNGFromGeneral($general), $general);
         $general->applyDB($db);
 
         return true;
     }
 
-    
+
 }

hwe/sammo/Command/General/che_전투특기초기화.php

@@ -3,7 +3,7 @@ namespace sammo\Command\General;
 
 use \sammo\{
     DB, Util, JosaUtil,
-    General, 
+    General,
     ActionLogger,
     GameConst, GameUnitConst,
     LastTurn,
@@ -32,7 +32,7 @@ class che_전투특기초기화 extends Command\GeneralCommand{
         $this->minConditionConstraints=[
             ConstraintHelper::ReqGeneralValue(static::$specialType, static::$specialText, '!=', 'None', '특기가 없습니다.'),
         ];
-        
+
         $this->fullConditionConstraints=[
             ConstraintHelper::ReqGeneralValue(static::$specialType, static::$specialText, '!=', 'None', '특기가 없습니다.')
         ];
@@ -54,7 +54,7 @@ class che_전투특기초기화 extends Command\GeneralCommand{
     public function getCost():array{
         return [0, 0];
     }
-    
+
     public function getPreReqTurn():int{
         return 1;
     }
@@ -69,7 +69,7 @@ class che_전투특기초기화 extends Command\GeneralCommand{
         return "새로운 적성을 찾는 중... ({$term}/{$termMax})";
     }
 
-    public function run():bool{
+    public function run(\Sammo\RandUtil $rng):bool{
         if(!$this->hasFullConditionMet()){
             throw new \RuntimeException('불가능한 커맨드를 강제로 실행 시도');
         }
@@ -83,7 +83,7 @@ class che_전투특기초기화 extends Command\GeneralCommand{
         $specialName = static::$specialText;
 
         $env = $this->env;
-        
+
         $yearMonth = Util::joinYearMonth($env['year'], $env['month']);
         $oldSpecialList = $general->getAuxVar($oldTypeKey)??[];
         $oldSpecialList[] = $general->getVar(static::$specialType);
@@ -97,11 +97,11 @@ class che_전투특기초기화 extends Command\GeneralCommand{
         $logger->pushGeneralActionLog("새로운 {$specialName}를 가질 준비가 되었습니다. <1>$date</>");
 
         $this->setResultTurn(new LastTurn(static::getName(), $this->arg));
-        tryUniqueItemLottery($general);
+        tryUniqueItemLottery(\sammo\genGenericUniqueRNGFromGeneral($general), $general);
         $general->applyDB($db);
 
         return true;
     }
 
-    
+
 }

hwe/sammo/Command/General/che_정착장려.php

@@ -3,12 +3,13 @@ namespace sammo\Command\General;
 
 use \sammo\{
     DB, Util, JosaUtil,
-    General, 
+    General,
     ActionLogger,
     GameConst,
     LastTurn,
     GameUnitConst,
-    Command
+    Command,
+    RandUtil
 };
 
 use function \sammo\getDomesticExpLevelBonus;
@@ -40,11 +41,11 @@ class che_정착장려 extends Command\GeneralCommand{
 
         $this->setCity();
         $this->setNation();
-        
+
         [$reqGold, $reqRice] = $this->getCost();
 
         $this->fullConditionConstraints=[
-            ConstraintHelper::NotBeNeutral(), 
+            ConstraintHelper::NotBeNeutral(),
             ConstraintHelper::NotWanderingNation(),
             ConstraintHelper::OccupiedCity(),
             ConstraintHelper::SuppliedCity(),
@@ -81,14 +82,14 @@ class che_정착장려 extends Command\GeneralCommand{
         $develCost = $this->env['develcost'] * 2;
         $reqGold = 0;
         $reqRice = Util::round($this->generalObj->onCalcDomestic(static::$actionKey, 'cost', $develCost));
-        
+
         return [$reqGold, $reqRice];
     }
 
     public function getCompensationStyle():?int{
         return $this->generalObj->onCalcDomestic(static::$actionKey, 'score', 100)<=>100;
     }
-    
+
     public function getPreReqTurn():int{
         return 0;
     }
@@ -97,7 +98,7 @@ class che_정착장려 extends Command\GeneralCommand{
         return 0;
     }
 
-    protected function calcBaseScore():float{
+    protected function calcBaseScore(RandUtil $rng):float{
         $general = $this->generalObj;
 
         if(static::$statKey == 'leadership'){
@@ -106,15 +107,15 @@ class che_정착장려 extends Command\GeneralCommand{
         else{
             throw new \sammo\MustNotBeReachedException();
         }
-        
+
         $score *= getDomesticExpLevelBonus($general->getVar('explevel'));
-        $score *= Util::randRange(0.8, 1.2);
+        $score *= $rng->nextRange(0.8, 1.2);
         $score = $general->onCalcDomestic(static::$actionKey, 'score', $score);
 
         return $score;
     }
 
-    public function run():bool{
+    public function run(\Sammo\RandUtil $rng):bool{
         if(!$this->hasFullConditionMet()){
             throw new \RuntimeException('불가능한 커맨드를 강제로 실행 시도');
         }
@@ -123,7 +124,7 @@ class che_정착장려 extends Command\GeneralCommand{
 
         $general = $this->generalObj;
 
-        $score = Util::valueFit($this->calcBaseScore(), 1);
+        $score = Util::valueFit($this->calcBaseScore($rng), 1);
 
         ['success'=>$successRatio, 'fail'=>$failRatio] = CriticalRatioDomestic($general, static::$statKey);
         $successRatio = $general->onCalcDomestic(static::$actionKey, 'success', $successRatio);
@@ -133,9 +134,9 @@ class che_정착장려 extends Command\GeneralCommand{
         $failRatio = Util::valueFit($failRatio, 0, 1 - $successRatio);
         $normalRatio = 1 - $failRatio - $successRatio;
 
-        $pick = Util::choiceRandomUsingWeight([
-            'fail'=>$failRatio, 
-            'success'=>$successRatio, 
+        $pick = $rng->choiceUsingWeight([
+            'fail'=>$failRatio,
+            'success'=>$successRatio,
             'normal'=>$normalRatio
         ]);
 
@@ -143,14 +144,14 @@ class che_정착장려 extends Command\GeneralCommand{
 
         $date = $general->getTurnTime($general::TURNTIME_HM);
 
-        $score *= CriticalScoreEx($pick);
+        $score *= CriticalScoreEx($rng, $pick);
         $score = Util::round($score);
 
         $exp = $score * 0.7;
         $ded = $score * 1.0;
 
         if($pick == 'success'){
-            updateMaxDomesticCritical($general, $score);   
+            updateMaxDomesticCritical($general, $score);
         }
         else{
             $general->setAuxVar('max_domestic_critical', 0);
@@ -187,7 +188,7 @@ class che_정착장려 extends Command\GeneralCommand{
         $general->increaseVar(static::$statKey.'_exp', 1);
         $this->setResultTurn(new LastTurn(static::getName(), $this->arg));
         $general->checkStatChange();
-        tryUniqueItemLottery($general);
+        tryUniqueItemLottery(\sammo\genGenericUniqueRNGFromGeneral($general), $general);
         $general->applyDB($db);
 
         return true;

hwe/sammo/Command/General/che_주민선정.php

@@ -3,12 +3,13 @@ namespace sammo\Command\General;
 
 use \sammo\{
     DB, Util, JosaUtil,
-    General, 
+    General,
     ActionLogger,
     GameConst,
     LastTurn,
     GameUnitConst,
-    Command
+    Command,
+    RandUtil
 };
 
 use function \sammo\getDomesticExpLevelBonus;
@@ -40,11 +41,11 @@ class che_주민선정 extends Command\GeneralCommand{
 
         $this->setCity();
         $this->setNation();
-        
+
         [$reqGold, $reqRice] = $this->getCost();
 
         $this->fullConditionConstraints=[
-            ConstraintHelper::NotBeNeutral(), 
+            ConstraintHelper::NotBeNeutral(),
             ConstraintHelper::NotWanderingNation(),
             ConstraintHelper::OccupiedCity(),
             ConstraintHelper::SuppliedCity(),
@@ -81,14 +82,14 @@ class che_주민선정 extends Command\GeneralCommand{
         $develCost = $this->env['develcost'] * 2;
         $reqGold = 0;
         $reqRice = $this->generalObj->onCalcDomestic(static::$actionKey, 'cost', $develCost);
-        
+
         return [$reqGold, Util::round($reqRice)];
     }
 
     public function getCompensationStyle():?int{
         return $this->generalObj->onCalcDomestic(static::$actionKey, 'score', 100)<=>100;
     }
-    
+
     public function getPreReqTurn():int{
         return 0;
     }
@@ -97,7 +98,7 @@ class che_주민선정 extends Command\GeneralCommand{
         return 0;
     }
 
-    protected function calcBaseScore():float{
+    protected function calcBaseScore(RandUtil $rng):float{
         $general = $this->generalObj;
 
         if(static::$statKey == 'leadership'){
@@ -106,16 +107,16 @@ class che_주민선정 extends Command\GeneralCommand{
         else{
             throw new \sammo\MustNotBeReachedException();
         }
-        
+
         $score *= getDomesticExpLevelBonus($general->getVar('explevel'));
-        $score *= Util::randRange(0.8, 1.2);
+        $score *= $rng->nextRange(0.8, 1.2);
         $score = $general->onCalcDomestic(static::$actionKey, 'score', $score);
         $score = Util::valueFit($score, 1);
 
         return $score;
     }
 
-    public function run():bool{
+    public function run(\Sammo\RandUtil $rng):bool{
         if(!$this->hasFullConditionMet()){
             throw new \RuntimeException('불가능한 커맨드를 강제로 실행 시도');
         }
@@ -124,7 +125,7 @@ class che_주민선정 extends Command\GeneralCommand{
 
         $general = $this->generalObj;
 
-        $score = Util::valueFit($this->calcBaseScore(), 1);
+        $score = Util::valueFit($this->calcBaseScore($rng), 1);
 
         ['success'=>$successRatio, 'fail'=>$failRatio] = CriticalRatioDomestic($general, static::$statKey);
         $successRatio = $general->onCalcDomestic(static::$actionKey, 'success', $successRatio);
@@ -134,9 +135,9 @@ class che_주민선정 extends Command\GeneralCommand{
         $failRatio = Util::valueFit($failRatio, 0, 1 - $successRatio);
         $normalRatio = 1 - $failRatio - $successRatio;
 
-        $pick = Util::choiceRandomUsingWeight([
-            'fail'=>$failRatio, 
-            'success'=>$successRatio, 
+        $pick = $rng->choiceUsingWeight([
+            'fail'=>$failRatio,
+            'success'=>$successRatio,
             'normal'=>$normalRatio
         ]);
 
@@ -144,13 +145,13 @@ class che_주민선정 extends Command\GeneralCommand{
 
         $date = $general->getTurnTime($general::TURNTIME_HM);
 
-        $score *= CriticalScoreEx($pick);
+        $score *= CriticalScoreEx($rng, $pick);
 
         $exp = $score * 0.7;
         $ded = $score * 1.0;
 
         if($pick == 'success'){
-            updateMaxDomesticCritical($general, $score);   
+            updateMaxDomesticCritical($general, $score);
         }
         else{
             $general->setAuxVar('max_domestic_critical', 0);
@@ -187,11 +188,11 @@ class che_주민선정 extends Command\GeneralCommand{
         $general->increaseVar(static::$statKey.'_exp', 1);
         $this->setResultTurn(new LastTurn(static::getName(), $this->arg));
         $general->checkStatChange();
-        tryUniqueItemLottery($general);
+        tryUniqueItemLottery(\sammo\genGenericUniqueRNGFromGeneral($general), $general);
         $general->applyDB($db);
 
         return true;
     }
 
-    
+
 }

hwe/sammo/Command/General/che_증여.php

@@ -132,7 +132,7 @@ class che_증여 extends Command\GeneralCommand
         return "【{$destGeneralName}】에게 {$resText} {$this->arg['amount']}을 {$name}";
     }
 
-    public function run(): bool
+    public function run(\Sammo\RandUtil $rng): bool
     {
         if (!$this->hasFullConditionMet()) {
             throw new \RuntimeException('불가능한 커맨드를 강제로 실행 시도');
@@ -169,7 +169,7 @@ class che_증여 extends Command\GeneralCommand
 
         $this->setResultTurn(new LastTurn(static::getName(), $this->arg));
         $general->checkStatChange();
-        tryUniqueItemLottery($general);
+        tryUniqueItemLottery(\sammo\genGenericUniqueRNGFromGeneral($general), $general);
 
         $general->applyDB($db);
         $destGeneral->applyDB($db);

hwe/sammo/Command/General/che_집합.php

@@ -3,7 +3,7 @@ namespace sammo\Command\General;
 
 use \sammo\{
     DB, Util, JosaUtil,
-    General, 
+    General,
     ActionLogger,
     GameConst, GameUnitConst,
     LastTurn,
@@ -34,9 +34,9 @@ class che_집합 extends Command\GeneralCommand{
         $this->setNation();
 
         [$reqGold, $reqRice] = $this->getCost();
-        
+
         $this->fullConditionConstraints=[
-            ConstraintHelper::NotBeNeutral(), 
+            ConstraintHelper::NotBeNeutral(),
             ConstraintHelper::OccupiedCity(),
             ConstraintHelper::SuppliedCity(),
             ConstraintHelper::MustBeTroopLeader(),
@@ -52,7 +52,7 @@ class che_집합 extends Command\GeneralCommand{
     public function getCost():array{
         return [0, 0];
     }
-    
+
     public function getPreReqTurn():int{
         return 0;
     }
@@ -61,7 +61,7 @@ class che_집합 extends Command\GeneralCommand{
         return 0;
     }
 
-    public function run():bool{
+    public function run(\Sammo\RandUtil $rng):bool{
         if(!$this->hasFullConditionMet()){
             throw new \RuntimeException('불가능한 커맨드를 강제로 실행 시도');
         }
@@ -103,11 +103,11 @@ class che_집합 extends Command\GeneralCommand{
         $general->increaseVar('leadership_exp', 1);
         $this->setResultTurn(new LastTurn(static::getName(), $this->arg));
         $general->checkStatChange();
-        tryUniqueItemLottery($general);
+        tryUniqueItemLottery(\sammo\genGenericUniqueRNGFromGeneral($general), $general);
         $general->applyDB($db);
 
         return true;
     }
 
-    
+
 }

hwe/sammo/Command/General/che_징병.php

@@ -162,7 +162,7 @@ class che_징병 extends Command\GeneralCommand
         return 0;
     }
 
-    public function run(): bool
+    public function run(\Sammo\RandUtil $rng): bool
     {
         if (!$this->hasFullConditionMet()) {
             throw new \RuntimeException('불가능한 커맨드를 강제로 실행 시도');
@@ -222,7 +222,7 @@ class che_징병 extends Command\GeneralCommand
         $this->setResultTurn(new LastTurn(static::getName(), $this->arg));
         $general->checkStatChange();
         $general->setAuxVar('armType', $reqCrewType->armType);
-        tryUniqueItemLottery($general);
+        tryUniqueItemLottery(\sammo\genGenericUniqueRNGFromGeneral($general), $general);
         $general->applyDB($db);
 
         return true;

hwe/sammo/Command/General/che_첩보.php

@@ -120,7 +120,7 @@ class che_첩보 extends Command\GeneralCommand
         return "{$failReason} <G><b>{$destCityName}</b></>에 {$commandName} 실패.";
     }
 
-    public function run(): bool
+    public function run(\Sammo\RandUtil $rng): bool
     {
         if (!$this->hasFullConditionMet()) {
             throw new \RuntimeException('불가능한 커맨드를 강제로 실행 시도');
@@ -202,8 +202,8 @@ class che_첩보 extends Command\GeneralCommand
             'spy'=>Json::encode($spyInfo)
         ], 'nation=%i',$nationID);
 
-        $exp = Util::randRangeInt(1, 100);
-        $ded = Util::randRangeInt(1, 70);
+        $exp = $rng->nextRangeInt(1, 100);
+        $ded = $rng->nextRangeInt(1, 70);
 
         [$reqGold, $reqRice] = $this->getCost();
         $general->increaseInheritancePoint(InheritanceKey::active_action, 0.5);//NOTE: 첩보만 예외!
@@ -214,7 +214,7 @@ class che_첩보 extends Command\GeneralCommand
         $general->increaseVar('leadership_exp', 1);
         $this->setResultTurn(new LastTurn(static::getName(), $this->arg));
         $general->checkStatChange();
-        tryRollbackInheritUniqueItem($general);
+        tryRollbackInheritUniqueItem($rng, $general);
         $general->applyDB($db);
 
         return true;

hwe/sammo/Command/General/che_출병.php

@@ -20,6 +20,9 @@ use \sammo\Constraint\Constraint;
 use \sammo\Constraint\ConstraintHelper;
 use sammo\CityConst;
 use sammo\Enums\InheritanceKey;
+use sammo\LiteHashDRBG;
+use sammo\RandUtil;
+use sammo\UniqueConst;
 
 class che_출병 extends Command\GeneralCommand
 {
@@ -127,7 +130,7 @@ class che_출병 extends Command\GeneralCommand
         return "{$failReason} <G><b>{$destCityName}</b></>{$josaRo} {$commandName} 실패.";
     }
 
-    public function run(): bool
+    public function run(RandUtil $rng): bool
     {
         if (!$this->hasFullConditionMet()) {
             throw new \RuntimeException('불가능한 커맨드를 강제로 실행 시도');
@@ -188,7 +191,7 @@ class che_출병 extends Command\GeneralCommand
             }
         } while (false);
 
-        $defenderCityID = (int) Util::choiceRandom($candidateCities);
+        $defenderCityID = (int) $rng->choice($candidateCities);
         $this->setDestCity($defenderCityID);
         $defenderCityName = $this->destCity['name'];
         $josaRo = JosaUtil::pick($defenderCityName, '로');
@@ -236,9 +239,21 @@ class che_출병 extends Command\GeneralCommand
 
         $general->applyDB($db);
 
-        processWar($general, $this->nation, $this->destCity);
 
-        tryUniqueItemLottery($general);
+        //어디로 출병하느냐에 따라 사실 결과가 다르다
+        $warRngPre = new LiteHashDRBG(Util::simpleSerialize(
+            UniqueConst::$hiddenSeed,
+            'war',
+            $logger->getYear(),
+            $logger->getMonth(),
+            $general->getID(),
+            $defenderCityID,
+        ));
+        $warRngSeed = bin2hex($warRngPre->nextBytes(16));
+
+        processWar($warRngSeed, $general, $this->nation, $this->destCity);
+
+        tryUniqueItemLottery(\sammo\genGenericUniqueRNGFromGeneral($general), $general);
         $general->applyDB($db);
 
         return true;

hwe/sammo/Command/General/che_탈취.php

@@ -6,7 +6,8 @@ use \sammo\{
     General,
     ActionLogger,
     GameConst, GameUnitConst,
-    Command
+    Command,
+    RandUtil
 };
 
 class che_탈취 extends che_화계{
@@ -15,7 +16,7 @@ class che_탈취 extends che_화계{
     static protected $statType = 'strength';
     static protected $injuryGeneral = false;
 
-    protected function affectDestCity(int $injuryCount){
+    protected function affectDestCity(RandUtil $rng, int $injuryCount){
         $general = $this->generalObj;
         $nationID = $general->getNationID();
         $date = $general->getTurnTime($general::TURNTIME_HM);
@@ -35,8 +36,8 @@ class che_탈취 extends che_화계{
         $yearCoef = sqrt(1 + ($this->env['year'] - $this->env['startyear']) / 4) / 2;
         $commRatio = $destCity['comm'] / $destCity['comm_max'];
         $agriRatio = $destCity['agri'] / $destCity['agri_max'];
-        $gold = Util::randRangeInt(GameConst::$sabotageDamageMin, GameConst::$sabotageDamageMax) * $destCity['level'] * $yearCoef * (0.25 + $commRatio / 4);
-        $rice = Util::randRangeInt(GameConst::$sabotageDamageMin, GameConst::$sabotageDamageMax) * $destCity['level'] * $yearCoef * (0.25 + $agriRatio / 4);
+        $gold = $rng->nextRangeInt(GameConst::$sabotageDamageMin, GameConst::$sabotageDamageMax) * $destCity['level'] * $yearCoef * (0.25 + $commRatio / 4);
+        $rice = $rng->nextRangeInt(GameConst::$sabotageDamageMin, GameConst::$sabotageDamageMax) * $destCity['level'] * $yearCoef * (0.25 + $agriRatio / 4);
 
         if($destCity['supply']){
             [$destNationGold, $destNationRice] = $db->queryFirstList('SELECT gold,rice FROM nation WHERE nation=%i', $destNationID);

hwe/sammo/Command/General/che_파괴.php

@@ -3,10 +3,11 @@ namespace sammo\Command\General;
 
 use \sammo\{
     DB, Util, JosaUtil,
-    General, 
+    General,
     ActionLogger,
     GameConst, GameUnitConst,
-    Command
+    Command,
+    RandUtil
 };
 
 class che_파괴 extends che_화계{
@@ -15,7 +16,7 @@ class che_파괴 extends che_화계{
     static protected $statType = 'strength';
     static protected $injuryGeneral = true;
 
-    protected function affectDestCity(int $injuryCount){
+    protected function affectDestCity(RandUtil $rng, int $injuryCount){
         $general = $this->generalObj;
         $date = $general->getTurnTime($general::TURNTIME_HM);
 
@@ -29,8 +30,8 @@ class che_파괴 extends che_화계{
         $commandName = $this->getName();
 
         // 파괴
-        $defAmount = Util::valueFit(Util::randRangeInt(GameConst::$sabotageDamageMin, GameConst::$sabotageDamageMax), null, $destCity['def']);
-        $wallAmount = Util::valueFit(Util::randRangeInt(GameConst::$sabotageDamageMin, GameConst::$sabotageDamageMax), null, $destCity['wall']);
+        $defAmount = Util::valueFit($rng->nextRangeInt(GameConst::$sabotageDamageMin, GameConst::$sabotageDamageMax), null, $destCity['def']);
+        $wallAmount = Util::valueFit($rng->nextRangeInt(GameConst::$sabotageDamageMin, GameConst::$sabotageDamageMax), null, $destCity['wall']);
         if($defAmount < 0){ $defAmount = 0; }
         if($wallAmount < 0){ $wallAmount = 0; }
 
@@ -56,5 +57,5 @@ class che_파괴 extends che_화계{
             ActionLogger::PLAIN
         );
     }
-    
+
 }

hwe/sammo/Command/General/che_하야.php

@@ -53,7 +53,7 @@ class che_하야 extends Command\GeneralCommand{
         return 0;
     }
 
-    public function run():bool{
+    public function run(\Sammo\RandUtil $rng):bool{
         if(!$this->hasFullConditionMet()){
             throw new \RuntimeException('불가능한 커맨드를 강제로 실행 시도');
         }
@@ -118,7 +118,7 @@ class che_하야 extends Command\GeneralCommand{
 
         $this->setResultTurn(new LastTurn(static::getName(), $this->arg));
         $general->checkStatChange();
-        tryRollbackInheritUniqueItem($general);
+        tryRollbackInheritUniqueItem($rng, $general);
         $general->applyDB($db);
 
         return true;

hwe/sammo/Command/General/che_해산.php

@@ -57,7 +57,7 @@ class che_해산 extends Command\GeneralCommand{
         return 0;
     }
 
-    public function run():bool{
+    public function run(\Sammo\RandUtil $rng):bool{
         if(!$this->hasFullConditionMet()){
             throw new \RuntimeException('불가능한 커맨드를 강제로 실행 시도');
         }
@@ -99,7 +99,7 @@ class che_해산 extends Command\GeneralCommand{
             $oldGeneral->setVar('makelimit', 12);
             $oldGeneral->applyDB($db);
         }
-        tryRollbackInheritUniqueItem($general);
+        tryRollbackInheritUniqueItem($rng, $general);
         $general->applyDB($db);
 
         // 이벤트 핸들러 동작

hwe/sammo/Command/General/che_헌납.php

@@ -107,7 +107,7 @@ class che_헌납 extends Command\GeneralCommand
         return 0;
     }
 
-    public function run(): bool
+    public function run(\Sammo\RandUtil $rng): bool
     {
         if (!$this->hasFullConditionMet()) {
             throw new \RuntimeException('불가능한 커맨드를 강제로 실행 시도');
@@ -146,7 +146,7 @@ class che_헌납 extends Command\GeneralCommand
         $this->setResultTurn(new LastTurn(static::getName(), $this->arg));
         $general->checkStatChange();
 
-        tryUniqueItemLottery($general);
+        tryUniqueItemLottery(\sammo\genGenericUniqueRNGFromGeneral($general), $general);
         $general->applyDB($db);
 
         return true;

hwe/sammo/Command/General/che_화계.php

@@ -17,6 +17,7 @@ use function sammo\tryRollbackInheritUniqueItem;
 use \sammo\Constraint\ConstraintHelper;
 use sammo\CityConst;
 use sammo\Enums\RankColumn;
+use sammo\RandUtil;
 
 class che_화계 extends Command\GeneralCommand
 {
@@ -200,7 +201,7 @@ class che_화계 extends Command\GeneralCommand
         return "{$failReason} <G><b>{$destCityName}</b></>에 {$commandName} 실패.";
     }
 
-    protected function affectDestCity(int $injuryCount)
+    protected function affectDestCity(RandUtil $rng, int $injuryCount)
     {
         $general = $this->generalObj;
         $date = $general->getTurnTime($general::TURNTIME_HM);
@@ -214,8 +215,8 @@ class che_화계 extends Command\GeneralCommand
 
         $commandName = $this->getName();
 
-        $agriAmount = Util::valueFit(Util::randRangeInt(GameConst::$sabotageDamageMin, GameConst::$sabotageDamageMax), null, $destCity['agri']);
-        $commAmount = Util::valueFit(Util::randRangeInt(GameConst::$sabotageDamageMin, GameConst::$sabotageDamageMax), null, $destCity['comm']);
+        $agriAmount = Util::valueFit($rng->nextRangeInt(GameConst::$sabotageDamageMin, GameConst::$sabotageDamageMax), null, $destCity['agri']);
+        $commAmount = Util::valueFit($rng->nextRangeInt(GameConst::$sabotageDamageMin, GameConst::$sabotageDamageMax), null, $destCity['comm']);
         $destCity['agri'] -= $agriAmount;
         $destCity['comm'] -= $commAmount;
 
@@ -239,7 +240,7 @@ class che_화계 extends Command\GeneralCommand
         );
     }
 
-    public function run(): bool
+    public function run(\Sammo\RandUtil $rng): bool
     {
         if (!$this->hasFullConditionMet()) {
             throw new \RuntimeException('불가능한 커맨드를 강제로 실행 시도');
@@ -279,12 +280,12 @@ class che_화계 extends Command\GeneralCommand
         $prob /= $dist;
         $prob = Util::valueFit($prob, 0, 0.5);
 
-        if (!Util::randBool($prob)) {
+        if (!$rng->nextBool($prob)) {
             $josaYi = JosaUtil::pick($commandName, '이');
             $logger->pushGeneralActionLog("<G><b>{$destCityName}</b></>에 {$commandName}{$josaYi} 실패했습니다. <1>$date</>");
 
-            $exp = Util::randRangeInt(1, 100);
-            $ded = Util::randRangeInt(1, 70);
+            $exp = $rng->nextRangeInt(1, 100);
+            $ded = $rng->nextRangeInt(1, 70);
 
             [$reqGold, $reqRice] = $this->getCost();
             $general->increaseVarWithLimit('gold', -$reqGold, 0);
@@ -295,18 +296,18 @@ class che_화계 extends Command\GeneralCommand
 
             $this->setResultTurn(new LastTurn(static::getName(), $this->arg));
             $general->checkStatChange();
-            tryRollbackInheritUniqueItem($general);
+            tryRollbackInheritUniqueItem($rng, $general);
             $general->applyDB($db);
             return false;
         }
 
         if (static::$injuryGeneral) {
-            $injuryCount = \sammo\SabotageInjury($destCityGeneralList, '계략');
+            $injuryCount = \sammo\SabotageInjury($rng, $destCityGeneralList, '계략');
         } else {
             $injuryCount = 0;
         }
 
-        $this->affectDestCity($injuryCount);
+        $this->affectDestCity($rng, $injuryCount);
 
         $itemObj = $general->getItem();
         if ($itemObj->tryConsumeNow($general, 'GeneralCommand', '계략')) {
@@ -317,8 +318,8 @@ class che_화계 extends Command\GeneralCommand
             $general->deleteItem();
         }
 
-        $exp = Util::randRangeInt(201, 300);
-        $ded = Util::randRangeInt(141, 210);
+        $exp = $rng->nextRangeInt(201, 300);
+        $ded = $rng->nextRangeInt(141, 210);
 
         [$reqGold, $reqRice] = $this->getCost();
         $general->increaseVarWithLimit('gold', -$reqGold, 0);
@@ -329,7 +330,7 @@ class che_화계 extends Command\GeneralCommand
         $general->increaseRankVar(RankColumn::firenum, 1);
         $this->setResultTurn(new LastTurn(static::getName(), $this->arg));
         $general->checkStatChange();
-        tryRollbackInheritUniqueItem($general);
+        tryRollbackInheritUniqueItem($rng, $general);
         $general->applyDB($db);
 
         return true;

hwe/sammo/Command/General/che_훈련.php

@@ -3,7 +3,7 @@ namespace sammo\Command\General;
 
 use \sammo\{
     DB, Util, JosaUtil,
-    General, 
+    General,
     ActionLogger,
     GameConst, GameUnitConst,
     LastTurn,
@@ -33,13 +33,13 @@ class che_훈련 extends Command\GeneralCommand{
         $this->setNation();
 
         $this->minConditionConstraints=[
-            ConstraintHelper::NotBeNeutral(), 
+            ConstraintHelper::NotBeNeutral(),
             ConstraintHelper::NotWanderingNation(),
             ConstraintHelper::OccupiedCity(),
         ];
-        
+
         $this->fullConditionConstraints=[
-            ConstraintHelper::NotBeNeutral(), 
+            ConstraintHelper::NotBeNeutral(),
             ConstraintHelper::NotWanderingNation(),
             ConstraintHelper::OccupiedCity(),
             ConstraintHelper::ReqGeneralCrew(),
@@ -66,7 +66,7 @@ class che_훈련 extends Command\GeneralCommand{
     public function getCost():array{
         return [0, 0];
     }
-    
+
     public function getPreReqTurn():int{
         return 0;
     }
@@ -75,7 +75,7 @@ class che_훈련 extends Command\GeneralCommand{
         return 0;
     }
 
-    public function run():bool{
+    public function run(\Sammo\RandUtil $rng):bool{
         if(!$this->hasFullConditionMet()){
             throw new \RuntimeException('불가능한 커맨드를 강제로 실행 시도');
         }
@@ -107,11 +107,11 @@ class che_훈련 extends Command\GeneralCommand{
         $general->increaseVar('leadership_exp', 1);
         $this->setResultTurn(new LastTurn(static::getName(), $this->arg));
         $general->checkStatChange();
-        tryUniqueItemLottery($general);
+        tryUniqueItemLottery(\sammo\genGenericUniqueRNGFromGeneral($general), $general);
         $general->applyDB($db);
 
         return true;
     }
 
-    
+
 }

hwe/sammo/Command/General/휴식.php

@@ -34,14 +34,14 @@ class 휴식 extends Command\GeneralCommand{
         return 0;
     }
 
-    public function run():bool{
+    public function run(\Sammo\RandUtil $rng):bool{
         $general = $this->generalObj;
         $logger = $general->getLogger();
         $date = $general->getTurnTime($general::TURNTIME_HM);
         $logger->pushGeneralActionLog("아무것도 실행하지 않았습니다. <1>$date</>");
 
         $this->setResultTurn(new LastTurn());
-        tryRollbackInheritUniqueItem($general);
+        tryRollbackInheritUniqueItem($rng, $general);
         $general->applyDB(DB::db());
         return true;
     }

hwe/sammo/Command/Nation/che_감축.php

@@ -136,7 +136,7 @@ class che_감축 extends Command\NationCommand{
         return "수도를 {$commandName}";
     }
 
-    public function run():bool{
+    public function run(\Sammo\RandUtil $rng):bool{
         if(!$this->hasFullConditionMet()){
             throw new \RuntimeException('불가능한 커맨드를 강제로 실행 시도');
         }

hwe/sammo/Command/Nation/che_국기변경.php

@@ -91,7 +91,7 @@ class che_국기변경 extends Command\NationCommand
         return "【<span style='color:{$color};'>국기</span>】를 변경";
     }
 
-    public function run(): bool
+    public function run(\Sammo\RandUtil $rng): bool
     {
         if (!$this->hasFullConditionMet()) {
             throw new \RuntimeException('불가능한 커맨드를 강제로 실행 시도');

hwe/sammo/Command/Nation/che_국호변경.php

@@ -103,7 +103,7 @@ class che_국호변경 extends Command\NationCommand
         return "국호를 【{$newNationName}】{$josaRo} 변경";
     }
 
-    public function run(): bool
+    public function run(\Sammo\RandUtil $rng): bool
     {
         if (!$this->hasFullConditionMet()) {
             throw new \RuntimeException('불가능한 커맨드를 강제로 실행 시도');

hwe/sammo/Command/Nation/che_급습.php

@@ -121,7 +121,7 @@ class che_급습 extends Command\NationCommand
     }
 
 
-    public function run(): bool
+    public function run(\Sammo\RandUtil $rng): bool
     {
         if (!$this->hasFullConditionMet()) {
             throw new \RuntimeException('불가능한 커맨드를 강제로 실행 시도');

hwe/sammo/Command/Nation/che_몰수.php

@@ -141,7 +141,7 @@ class che_몰수 extends Command\NationCommand
     }
 
 
-    public function run(): bool
+    public function run(\Sammo\RandUtil $rng): bool
     {
         if (!$this->hasFullConditionMet()) {
             throw new \RuntimeException('불가능한 커맨드를 강제로 실행 시도');
@@ -168,7 +168,7 @@ class che_몰수 extends Command\NationCommand
         );
         $amountText = number_format($amount, 0);
 
-        if ($destGeneral->getNPCType() >= 2 && Util::randBool(GameConst::$npcSeizureMessageProb)) {
+        if ($destGeneral->getNPCType() >= 2 && $rng->nextBool(GameConst::$npcSeizureMessageProb)) {
             $npcTexts = [
                 '몰수를 하다니... 이것이 윗사람이 할 짓이란 말입니까...',
                 '사유재산까지 몰수해가면서 이 나라가 잘 될거라 믿습니까? 정말 이해할 수가 없군요...',
@@ -176,7 +176,7 @@ class che_몰수 extends Command\NationCommand
                 '몰수해간 내 자금... 언젠가 몰래 다시 빼내올 것이다...',
                 '몰수로 인한 사기 저하는 몰수로 얻은 물자보다 더 손해란걸 모른단 말인가!'
             ];
-            $text = Util::choiceRandom($npcTexts);
+            $text = $rng->choice($npcTexts);
             $src = new MessageTarget(
                 $destGeneral->getID(),
                 $destGeneral->getName(),

hwe/sammo/Command/Nation/che_물자원조.php

@@ -155,7 +155,7 @@ class che_물자원조 extends Command\NationCommand
     }
 
 
-    public function run(): bool
+    public function run(\Sammo\RandUtil $rng): bool
     {
         if (!$this->hasFullConditionMet()) {
             throw new \RuntimeException('불가능한 커맨드를 강제로 실행 시도');

hwe/sammo/Command/Nation/che_발령.php

@@ -129,7 +129,7 @@ class che_발령 extends Command\NationCommand
     }
 
 
-    public function run(): bool
+    public function run(\Sammo\RandUtil $rng): bool
     {
         if (!$this->hasFullConditionMet()) {
             throw new \RuntimeException('불가능한 커맨드를 강제로 실행 시도');

hwe/sammo/Command/Nation/che_백성동원.php

@@ -111,7 +111,7 @@ class che_백성동원 extends Command\NationCommand
         return "【{$destCityName}】에 {$commandName}";
     }
 
-    public function run(): bool
+    public function run(\Sammo\RandUtil $rng): bool
     {
         if (!$this->hasFullConditionMet()) {
             throw new \RuntimeException('불가능한 커맨드를 강제로 실행 시도');

hwe/sammo/Command/Nation/che_불가침수락.php

@@ -22,6 +22,7 @@ use \sammo\Constraint\Constraint;
 use \sammo\Constraint\ConstraintHelper;
 use sammo\Json;
 use sammo\KVStorage;
+use sammo\RandUtil;
 
 class che_불가침수락 extends Command\NationCommand
 {
@@ -165,7 +166,7 @@ class che_불가침수락 extends Command\NationCommand
         return "{$year}년 {$month}월까지 불가침 합의";
     }
 
-    public function run(): bool
+    public function run(RandUtil $rng): bool
     {
         if (!$this->hasFullConditionMet()) {
             throw new \RuntimeException('불가능한 커맨드를 강제로 실행 시도');

hwe/sammo/Command/Nation/che_불가침제의.php

@@ -148,7 +148,7 @@ class che_불가침제의 extends Command\NationCommand
     }
 
 
-    public function run(): bool
+    public function run(\Sammo\RandUtil $rng): bool
     {
         if (!$this->hasFullConditionMet()) {
             throw new \RuntimeException('불가능한 커맨드를 강제로 실행 시도');

hwe/sammo/Command/Nation/che_불가침파기수락.php

@@ -20,6 +20,7 @@ use function \sammo\getNationStaticInfo;
 
 use \sammo\Constraint\Constraint;
 use \sammo\Constraint\ConstraintHelper;
+use sammo\RandUtil;
 
 class che_불가침파기수락 extends Command\NationCommand
 {
@@ -71,7 +72,7 @@ class che_불가침파기수락 extends Command\NationCommand
 
         $this->permissionConstraints = [
             ConstraintHelper::AlwaysFail('예약 불가능 커맨드')
-        ];   
+        ];
     }
 
     protected function initWithArg()
@@ -120,7 +121,7 @@ class che_불가침파기수락 extends Command\NationCommand
         return "{$destNationName}국과 불가침 파기 합의";
     }
 
-    public function run(): bool
+    public function run(RandUtil $rng): bool
     {
         if (!$this->hasFullConditionMet()) {
             throw new \RuntimeException('불가능한 커맨드를 강제로 실행 시도');

hwe/sammo/Command/Nation/che_불가침파기제의.php

@@ -102,7 +102,7 @@ class che_불가침파기제의 extends Command\NationCommand{
     }
 
 
-    public function run():bool{
+    public function run(\Sammo\RandUtil $rng):bool{
         if(!$this->hasFullConditionMet()){
             throw new \RuntimeException('불가능한 커맨드를 강제로 실행 시도');
         }

hwe/sammo/Command/Nation/che_선전포고.php

@@ -116,7 +116,7 @@ class che_선전포고 extends Command\NationCommand
     }
 
 
-    public function run(): bool
+    public function run(\Sammo\RandUtil $rng): bool
     {
         if (!$this->hasFullConditionMet()) {
             throw new \RuntimeException('불가능한 커맨드를 강제로 실행 시도');

hwe/sammo/Command/Nation/che_수몰.php

@@ -116,7 +116,7 @@ class che_수몰 extends Command\NationCommand
         return "【{$destCityName}】{$josaUl} {$commandName}";
     }
 
-    public function run(): bool
+    public function run(\Sammo\RandUtil $rng): bool
     {
         if (!$this->hasFullConditionMet()) {
             throw new \RuntimeException('불가능한 커맨드를 강제로 실행 시도');

hwe/sammo/Command/Nation/che_의병모집.php

@@ -74,7 +74,7 @@ class che_의병모집 extends Command\NationCommand
         return $nextTerm;
     }
 
-    public function run(): bool
+    public function run(\Sammo\RandUtil $rng): bool
     {
         if (!$this->hasFullConditionMet()) {
             throw new \RuntimeException('불가능한 커맨드를 강제로 실행 시도');
@@ -143,8 +143,8 @@ class che_의병모집 extends Command\NationCommand
             from general where nation=%i',
             $nationID
         );
-        foreach(\sammo\pickGeneralFromPool($db, 0, $createGenCnt) as $pickedNPC){
-            
+        foreach(\sammo\pickGeneralFromPool($db, $rng, 0, $createGenCnt) as $pickedNPC){
+
             $newNPC = $pickedNPC->getGeneralBuilder();
 
             $newNPC->setCityID($general->getCityID());
@@ -152,12 +152,12 @@ class che_의병모집 extends Command\NationCommand
 
             $newNPC->setSpecial('None', 'None');
             $newNPC->setLifeSpan($env['year']-20, $env['year']+10);
-            $newNPC->setKillturn(Util::randRangeInt(64, 70));
+            $newNPC->setKillturn($rng->nextRangeInt(64, 70));
             $newNPC->setNPCType(4);
             $newNPC->setMoney(1000, 1000);
             $newNPC->setSpecYear(19, 19);
             $newNPC->fillRemainSpecAsRandom($pickTypeList, $avgGen, $env);
-            
+
             $newNPC->build($this->env);
             $pickedNPC->occupyGeneralName();
         }

hwe/sammo/Command/Nation/che_이호경식.php

@@ -118,7 +118,7 @@ class che_이호경식 extends Command\NationCommand
     }
 
 
-    public function run(): bool
+    public function run(\Sammo\RandUtil $rng): bool
     {
         if (!$this->hasFullConditionMet()) {
             throw new \RuntimeException('불가능한 커맨드를 강제로 실행 시도');

hwe/sammo/Command/Nation/che_종전수락.php

@@ -76,7 +76,7 @@ class che_종전수락 extends Command\NationCommand
         $this->setCity();
         $this->setNation();
 
-        
+
         $nationID = $this->nation['nation'];
 
         $this->permissionConstraints = [
@@ -129,7 +129,7 @@ class che_종전수락 extends Command\NationCommand
         return "{$destNationName}국과 종전 합의";
     }
 
-    public function run(): bool
+    public function run(\Sammo\RandUtil $rng): bool
     {
         if (!$this->hasFullConditionMet()) {
             throw new \RuntimeException('불가능한 커맨드를 강제로 실행 시도');

hwe/sammo/Command/Nation/che_종전제의.php

@@ -100,7 +100,7 @@ class che_종전제의 extends Command\NationCommand{
     }
 
 
-    public function run():bool{
+    public function run(\Sammo\RandUtil $rng):bool{
         if(!$this->hasFullConditionMet()){
             throw new \RuntimeException('불가능한 커맨드를 강제로 실행 시도');
         }

hwe/sammo/Command/Nation/che_증축.php

@@ -134,7 +134,7 @@ class che_증축 extends Command\NationCommand{
         return "수도를 {$commandName}";
     }
 
-    public function run():bool{
+    public function run(\Sammo\RandUtil $rng):bool{
         if(!$this->hasFullConditionMet()){
             throw new \RuntimeException('불가능한 커맨드를 강제로 실행 시도');
         }

hwe/sammo/Command/Nation/che_천도.php

@@ -180,7 +180,7 @@ class che_천도 extends Command\NationCommand
         return "【{$destCityName}】{$josaRo} {$commandName}";
     }
 
-    public function run(): bool
+    public function run(\Sammo\RandUtil $rng): bool
     {
         if (!$this->hasFullConditionMet()) {
             throw new \RuntimeException('불가능한 커맨드를 강제로 실행 시도');

hwe/sammo/Command/Nation/che_초토화.php

@@ -124,7 +124,7 @@ class che_초토화 extends Command\NationCommand{
         return Util::toInt($amount);
     }
 
-    public function run():bool{
+    public function run(\Sammo\RandUtil $rng):bool{
         if(!$this->hasFullConditionMet()){
             throw new \RuntimeException('불가능한 커맨드를 강제로 실행 시도');
         }

hwe/sammo/Command/Nation/che_포상.php

@@ -133,7 +133,7 @@ class che_포상 extends Command\NationCommand
     }
 
 
-    public function run(): bool
+    public function run(\Sammo\RandUtil $rng): bool
     {
         if (!$this->hasFullConditionMet()) {
             throw new \RuntimeException('불가능한 커맨드를 강제로 실행 시도');

hwe/sammo/Command/Nation/che_피장파장.php

@@ -159,7 +159,7 @@ class che_피장파장 extends Command\NationCommand
     }
 
 
-    public function run(): bool
+    public function run(\Sammo\RandUtil $rng): bool
     {
         if (!$this->hasFullConditionMet()) {
             throw new \RuntimeException('불가능한 커맨드를 강제로 실행 시도');

hwe/sammo/Command/Nation/che_필사즉생.php

@@ -33,7 +33,7 @@ class che_필사즉생 extends Command\NationCommand{
 
         $this->setCity();
         $this->setNation(['strategic_cmd_limit']);
-        
+
         $this->fullConditionConstraints=[
             ConstraintHelper::OccupiedCity(),
             ConstraintHelper::BeChief(),
@@ -43,7 +43,7 @@ class che_필사즉생 extends Command\NationCommand{
             ConstraintHelper::AvailableStrategicCommand()
         ];
     }
-    
+
     public function getCommandDetailTitle():string{
         $name = $this->getName();
         $reqTurn = $this->getPreReqTurn()+1;
@@ -51,24 +51,24 @@ class che_필사즉생 extends Command\NationCommand{
 
         return "{$name}/{$reqTurn}턴(재사용 대기 $postReqTurn)";
     }
-    
+
     public function getCost():array{
         return [0, 0];
     }
-    
+
     public function getPreReqTurn():int{
         return 2;
     }
 
     public function getPostReqTurn():int{
         $genCount = Util::valueFit($this->nation['gennum'], GameConst::$initialNationGenLimit);
-        $nextTerm = Util::round(sqrt($genCount*8)*10);    
+        $nextTerm = Util::round(sqrt($genCount*8)*10);
 
         $nextTerm = $this->generalObj->onCalcStrategic($this->getName(), 'delay', $nextTerm);
         return $nextTerm;
     }
 
-    public function run():bool{
+    public function run(\Sammo\RandUtil $rng):bool{
         if(!$this->hasFullConditionMet()){
             throw new \RuntimeException('불가능한 커맨드를 강제로 실행 시도');
         }
@@ -79,7 +79,7 @@ class che_필사즉생 extends Command\NationCommand{
         $generalID = $general->getID();
         $generalName = $general->getName();
         $date = $general->getTurnTime($general::TURNTIME_HM);
-        
+
         $nationID = $general->getNationID();
         $nationName = $this->nation['name'];
 
@@ -101,8 +101,8 @@ class che_필사즉생 extends Command\NationCommand{
             }
             if($targetGeneral->getVar('atmos') < 100){
                 $targetGeneral->setVar('atmos', 100);
-            } 
-            
+            }
+
             $targetGeneral->applyDB($db);
         }
 

hwe/sammo/Command/Nation/che_허보.php

@@ -116,7 +116,7 @@ class che_허보 extends Command\NationCommand
         return "【{$destCityName}】에 {$commandName}";
     }
 
-    public function run(): bool
+    public function run(\Sammo\RandUtil $rng): bool
     {
         if (!$this->hasFullConditionMet()) {
             throw new \RuntimeException('불가능한 커맨드를 강제로 실행 시도');
@@ -167,10 +167,10 @@ class che_허보 extends Command\NationCommand
             $targetLogger = $targetGeneral->getLogger();
             $targetLogger->pushGeneralActionLog($destBroadcastMessage, ActionLogger::PLAIN);
 
-            $moveCityID = Util::choiceRandom($destNationCityList);
+            $moveCityID = $rng->choice($destNationCityList);
             if ($moveCityID == $destCityID) {
                 //현재도시면 다시 랜덤 추첨
-                $moveCityID = Util::choiceRandom($destNationCityList);
+                $moveCityID = $rng->choice($destNationCityList);
             }
 
             $targetGeneral->setVar('city', $moveCityID);

hwe/sammo/Command/Nation/휴식.php

@@ -16,7 +16,7 @@ class 휴식 extends Command\NationCommand{
     protected function init(){
         //아무것도 하지 않음
         $this->fullConditionConstraints=[];
-        
+
     }
 
     public function getPreReqTurn():int{
@@ -31,7 +31,7 @@ class 휴식 extends Command\NationCommand{
         return [0, 0];
     }
 
-    public function run():bool{
+    public function run(\Sammo\RandUtil $rng):bool{
         $this->setResultTurn(new LastTurn(static::getName(), $this->arg));
         return true;
     }

hwe/sammo/DefaultAction.php

@@ -50,7 +50,7 @@ trait DefaultAction{
         return null;
     }
 
-    public function onArbitraryAction(General $general, string $actionType, ?string $phase=null, $aux=null): null|array{
+    public function onArbitraryAction(General $general, RandUtil $rng, string $actionType, ?string $phase=null, $aux=null): null|array{
         return $aux;
     }
 }

hwe/sammo/DiplomaticMessage.php

@@ -88,7 +88,7 @@ class DiplomaticMessage extends Message{
             return [self::INVALID, $commandObj->getFailString()];
         }
 
-        $commandObj->run();
+        $commandObj->run(NoRNG::rngInstance());
         $commandObj->setNextAvailable();
 
         return [self::ACCEPTED, ''];
@@ -110,7 +110,7 @@ class DiplomaticMessage extends Message{
             return [self::INVALID, $commandObj->getFailString()];
         }
 
-        $commandObj->run();
+        $commandObj->run(NoRNG::rngInstance());
         $commandObj->setNextAvailable();
 
         return [self::ACCEPTED, ''];
@@ -132,7 +132,7 @@ class DiplomaticMessage extends Message{
             return [self::INVALID, $commandObj->getFailString()];
         }
 
-        $commandObj->run();
+        $commandObj->run(NoRNG::rngInstance());
         $commandObj->setNextAvailable();
 
         return [self::ACCEPTED, ''];

hwe/sammo/Event/Action/CreateManyNPC.php

@@ -1,37 +1,51 @@
 <?php
+
 namespace sammo\Event\Action;
+
 use \sammo\GameConst;
 use \sammo\Util;
 use \sammo\DB;
+use sammo\LiteHashDRBG;
+use sammo\RandUtil;
+use sammo\UniqueConst;
 
 use function sammo\pickGeneralFromPool;
 
 //기존 event_3.php
-class CreateManyNPC extends \sammo\Event\Action{
+class CreateManyNPC extends \sammo\Event\Action
+{
     protected $npcCount;
     protected $fillCnt;
     protected $avgGen;
-    public function __construct($npcCount = 10, $fillCnt = 0){
+    public function __construct($npcCount = 10, $fillCnt = 0)
+    {
         $this->npcCount = $npcCount;
         $this->fillCnt = $fillCnt;
     }
 
-    protected function generateNPC($env, int $cnt){
-        $pickTypeList = ['무'=>1, '지'=>1];
+    protected function generateNPC($env, int $cnt)
+    {
+        $pickTypeList = ['무' => 1, '지' => 1];
 
-        $age = Util::randRangeInt(20, 25);
+        $rng = new RandUtil(new LiteHashDRBG(Util::simpleSerialize(
+            UniqueConst::$hiddenSeed,
+            'CreateManyNPC',
+            $env['year'],
+            $env['month']
+        )));
+        $age = $rng->nextRangeInt(20, 25);
         $birthYear = $env['year'] - $age;
-        $deathYear = $env['year'] + Util::randRangeInt(10, 50);
+        $deathYear = $env['year'] + $rng->nextRangeInt(10, 50);
 
         $result = [];
-        foreach(pickGeneralFromPool(DB::db(), 0, $cnt) as $pickedNPC){
+        foreach (pickGeneralFromPool(DB::db(), $rng, 0, $cnt) as $pickedNPC) {
             $newNPC = $pickedNPC->getGeneralBuilder();
             $newNPC->setNationID(0)
-            ->setNPCType(3)
-            ->setMoney(1000, 1000)
-            ->setExpDed(0, 0)
-            ->setLifeSpan($birthYear, $deathYear);
-            if($newNPC->getStat()[0]===null){
+                ->setNPCType(3)
+                ->setMoney(1000, 1000)
+                ->setExpDed(0, 0)
+                ->setLifeSpan($birthYear, $deathYear);
+            if ($newNPC->getStat()[0] === null) {
                 $newNPC->fillRandomStat($pickTypeList);
             }
             $newNPC->fillRemainSpecAsZero($env);
@@ -45,14 +59,15 @@ class CreateManyNPC extends \sammo\Event\Action{
     }
 
 
-    public function run(array $env){
-        if($this->npcCount <= 0 && $this->fillCnt <= 0){
+    public function run(array $env)
+    {
+        if ($this->npcCount <= 0 && $this->fillCnt <= 0) {
             return [__CLASS__, []];
         }
 
 
         $moreGenCnt = 0;
-        if($this->fillCnt){
+        if ($this->fillCnt) {
             $db = DB::db();
             $nations = $db->queryFirstColumn('SELECT nation FROM general WHERE npc < 3 AND officer_level = 12');
             $regGens = $db->queryFirstField('SELECT count(*) FROM general WHERE nation IN %li AND npc < 4', $nations);
@@ -63,12 +78,11 @@ class CreateManyNPC extends \sammo\Event\Action{
 
         $logger = new \sammo\ActionLogger(0, 0, $env['year'], $env['month']);
         $genCnt = count($result);
-        if($genCnt == 1){
+        if ($genCnt == 1) {
             $npcName = $result[0][0];
             $josaRa = \sammo\JosaUtil::pick($npcName, '라');
             $logger->pushGlobalActionLog("<Y>$npcName</>{$josaRa}는 장수가 <S>등장</>하였습니다.");
-        }
-        else{
+        } else {
             $logger->pushGlobalActionLog("장수 <C>{$genCnt}</>명이 <S>등장</>하였습니다.");
         }
         $logger->pushGlobalHistoryLog("장수 <C>{$genCnt}</>명이 <S>등장</>했습니다.", \sammo\ActionLogger::NOTICE_YEAR_MONTH);
@@ -76,4 +90,4 @@ class CreateManyNPC extends \sammo\Event\Action{
 
         return [__CLASS__, $result];
     }
-}
+}

hwe/sammo/Event/Action/RaiseInvader.php

@@ -7,6 +7,8 @@ use sammo\CityConst;
 use sammo\DB;
 use sammo\Json;
 use sammo\KVStorage;
+use sammo\LiteHashDRBG;
+use sammo\RandUtil;
 use sammo\Scenario\GeneralBuilder;
 use sammo\Scenario\Nation;
 use sammo\UniqueConst;
@@ -140,6 +142,14 @@ class RaiseInvader extends \sammo\Event\Action
         ], true);
 
         $year = $env['year'];
+        $month = $env['month'];
+
+        $rng = new RandUtil(new LiteHashDRBG(Util::simpleSerialize(
+            UniqueConst::$hiddenSeed,
+            'RaiseInvader',
+            $year,
+            $month,
+        )));
 
         $invaderNationIDList = [];
         refreshNationStaticInfo();
@@ -154,10 +164,10 @@ class RaiseInvader extends \sammo\Event\Action
 
             $invaderName = $cityObj->name;
             $nationName = "ⓞ{$invaderName}족";
-            $nationObj = new Nation($invaderNationID, $nationName, '#800080', 9999999, 9999999, "중원의 부패를 물리쳐라! 이민족 침범!", $tech, "che_병가", 2, [$cityObj->name]);
+            $nationObj = new Nation($rng, $invaderNationID, $nationName, '#800080', 9999999, 9999999, "중원의 부패를 물리쳐라! 이민족 침범!", $tech, "che_병가", 2, [$cityObj->name]);
             $nationObj->build($env);
 
-            $ruler = (new GeneralBuilder("{$invaderName}대왕", false, null, $lastNationID))
+            $ruler = (new GeneralBuilder($rng, "{$invaderName}대왕", false, null, $lastNationID))
                 ->setEgo('che_패권')
                 ->setSpecial('che_인덕', 'che_척사')
                 ->setLifeSpan($year - 20, $year + 20)
@@ -172,7 +182,7 @@ class RaiseInvader extends \sammo\Event\Action
             $nationObj->addGeneral($ruler);
 
             foreach (Util::range(1, $npcEachCount) as $invaderGenIdx) {
-                $gen = (new GeneralBuilder("{$invaderName}장수{$invaderGenIdx}", false, null, $invaderNationID))
+                $gen = (new GeneralBuilder($rng, "{$invaderName}장수{$invaderGenIdx}", false, null, $invaderNationID))
                     ->setEgo('che_패권')
                     ->setSpecial('che_인덕', 'che_척사')
                     ->setLifeSpan($year - 20, $year + 20)
@@ -182,11 +192,11 @@ class RaiseInvader extends \sammo\Event\Action
                     ->setExpDed($exp, null)
                     ->setGoldRice(99999, 99999);
 
-                $leadership = Util::randRangeInt(Util::toInt($specAvg * 1.2), Util::toInt($specAvg * 1.4));
-                $mainStat = Util::randRangeInt(Util::toInt($specAvg * 1.2), Util::toInt($specAvg * 1.4));
+                $leadership = $rng->nextRangeInt(Util::toInt($specAvg * 1.2), Util::toInt($specAvg * 1.4));
+                $mainStat = $rng->nextRangeInt(Util::toInt($specAvg * 1.2), Util::toInt($specAvg * 1.4));
                 $subStat = $specAvg * 3 - $leadership - $mainStat;
 
-                if (Util::randBool()) {
+                if ($rng->nextBit()) {
                     //무장
                     $dexTable = [$dex * 2, $dex, $dex];
                     shuffle($dexTable);