feat,wip: 경매장 API 작성

hwe/sammo/AuctionUniqueItem.php

@@ -14,6 +14,9 @@ use sammo\RandUtil;
 
 class AuctionUniqueItem extends Auction
 {
+
+  static AuctionType $auctionType = AuctionType::UniqueItem;
+
   static public function genObfuscatedName(int $id): string
   {
     $db = DB::db();
@@ -131,7 +134,7 @@ class AuctionUniqueItem extends Auction
     }
     $auction = new static($auctionID, $general);
     try {
-      $auction->bid($startAmount);
+      $auction->bid($startAmount, false);
     } catch (\Exception $e) {
       //실패해선 안된다.
       $msg = $e->getMessage();
@@ -147,7 +150,7 @@ class AuctionUniqueItem extends Auction
     // 유니크 옥션의 개최자는 운영자이므로 할 일이 없다.
   }
 
-  public function bid(int $amount, bool $tryExtendCloseDate = false): ?string
+  public function bid(int $amount, bool $tryExtendCloseDate): ?string
   {
 
     $db = DB::db();
@@ -157,10 +160,21 @@ class AuctionUniqueItem extends Auction
       AuctionType::UniqueItem->value
     ) ?? []);
 
+    $auctionIDList = [];
+    foreach($openUniqueAuctions as $auction){
+      $auctionIDList[] = $auction->id;
+    }
     $db = DB::db();
-    $rawHighestBids = Util::convertArrayToDict($db->queryFirstRow(
-      'SELECT * FROM ng_auction_bid WHERE auction_id IN %i ORDER BY `amount` DESC LIMIT 1',
-      $this->info->id
+    $rawHighestBids = Util::convertArrayToDict($db->query(
+      'SELECT bid.* FROM `ng_auction_bid` bid INNER JOIN (
+        SELECT `auction_id`, MAX(`amount`) as `max_amount`
+        FROM `ng_auction_bid`
+        WHERE `auction_id` IN %li
+        GROUP BY `auction_id`
+        ORDER BY `amount`
+      ) AS max_bid
+      ON bid.`auction_id` = max_bid.`auction_id` AND bid.`amount` = max_bid.`max_amount`',
+      $auctionIDList,
     ) ?? [], 'auction_id');
     /** @var array<int,AuctionBidItem> */
     $highestBids = Util::mapWithKey(