修复跑马 不能正常显示赢后的奖励金额

app/Events/HorseRaceSettled.php

@@ -13,6 +13,8 @@
 
 namespace App\Events;
 
+use App\Models\GameConfig;
+use App\Models\HorseBet;
 use App\Models\HorseRace;
 use Illuminate\Broadcasting\InteractsWithSockets;
 use Illuminate\Broadcasting\PresenceChannel;
@@ -20,6 +22,12 @@ use Illuminate\Contracts\Broadcasting\ShouldBroadcastNow;
 use Illuminate\Foundation\Events\Dispatchable;
 use Illuminate\Queue\SerializesModels;
 
+/**
+ * 类功能：赛马结算广播事件
+ *
+ * 向房间公共频道广播最终赛果，并附带前端展示个人奖金所需的
+ * 奖池分配参数，避免结算弹窗只能显示固定的 0 金币。
+ */
 class HorseRaceSettled implements ShouldBroadcastNow
 {
     use Dispatchable, InteractsWithSockets, SerializesModels;
@@ -56,6 +64,24 @@ class HorseRaceSettled implements ShouldBroadcastNow
      */
     public function broadcastWith(): array
     {
+        $config = GameConfig::forGame('horse_racing')?->params ?? [];
+        $houseTake = (int) ($config['house_take_percent'] ?? 5);
+        $seedPool = (int) ($config['seed_pool'] ?? 0);
+
+        // 统计各马匹总下注，为前端还原个人分奖金额提供基础参数。
+        $horsePools = HorseBet::query()
+            ->where('race_id', $this->race->id)
+            ->groupBy('horse_id')
+            ->selectRaw('horse_id, SUM(amount) as pool')
+            ->pluck('pool', 'horse_id')
+            ->map(fn ($pool) => (int) $pool)
+            ->toArray();
+
+        $winnerPool = (int) ($horsePools[$this->race->winner_horse_id] ?? 0);
+        $distributablePool = (int) round(
+            HorseRace::calcDistributablePool($horsePools, $houseTake, $seedPool, $winnerPool)
+        );
+
         // 找出获胜马匹的名称
         $horses = $this->race->horses ?? [];
         $winnerName = '未知';
@@ -71,6 +97,8 @@ class HorseRaceSettled implements ShouldBroadcastNow
             'winner_horse_id' => $this->race->winner_horse_id,
             'winner_name' => $winnerName,
             'total_pool' => (int) $this->race->total_pool,
+            'winner_pool' => $winnerPool,
+            'distributable_pool' => $distributablePool,
             'settled_at' => $this->race->settled_at?->toIso8601String(),
         ];
     }

app/Http/Controllers/HorseRaceController.php

@@ -80,6 +80,15 @@ class HorseRaceController extends Controller
             ];
         }, $horses);
 
+        // 押注阶段实时总池 = 当前记录的基础池（通常为种子池）+ 实时下注总额；
+        // 跑马/结算阶段 total_pool 已写回最终值，不能再重复叠加下注额。
+        $basePool = $race->status === 'betting'
+            ? max((int) $race->total_pool, $seedPool)
+            : (int) $race->total_pool;
+        $displayTotalPool = $race->status === 'betting'
+            ? $basePool + array_sum(array_values($horsePools))
+            : $basePool;
+
         return response()->json([
             'race' => [
                 'id' => $race->id,
@@ -89,7 +98,7 @@ class HorseRaceController extends Controller
                     ? max(0, (int) now()->diffInSeconds($race->bet_closes_at, false))
                     : 0,
                 'horses' => $horsesWithBets,
-                'total_pool' => $race->total_pool + array_sum(array_values($horsePools)),
+                'total_pool' => $displayTotalPool,
                 'my_bet' => $myBet ? [
                     'horse_id' => $myBet->horse_id,
                     'amount' => $myBet->amount,