新增百家乐游戏：①数据库表+模型 ②OpenBaccaratRoundJob开局(广播+公屏) ③CloseBaccaratRoundJob结算(摇骰+赔付+CAS防并发) ④BaccaratController下注接口 ⑤前端弹窗(倒计时/骰子动画/历史趋势) ⑥调度器每分钟检查开局 ⑦GameConfig管控开关

2026-03-01 20:25:09 +08:00
parent 8a74bfd639
commit ff28775635
15 changed files with 1424 additions and 0 deletions
--- a/app/Http/Controllers/BaccaratController.php
+++ b/app/Http/Controllers/BaccaratController.php
@@ -0,0 +1,171 @@
+<?php
+
+/**
+ * 文件功能：百家乐前台下注控制器
+ *
+ * 提供用户在聊天室内下注的 API 接口：
+ * - 查询当前局次信息
+ * - 提交下注（扣除金币 + 写入下注记录）
+ * - 查询本人在当前局的下注状态
+ *
+ * @author  ChatRoom Laravel
+ *
+ * @version 1.0.0
+ */
+
+namespace App\Http\Controllers;
+
+use App\Enums\CurrencySource;
+use App\Models\BaccaratBet;
+use App\Models\BaccaratRound;
+use App\Models\GameConfig;
+use App\Services\UserCurrencyService;
+use Illuminate\Http\JsonResponse;
+use Illuminate\Http\Request;
+use Illuminate\Support\Facades\DB;
+
+class BaccaratController extends Controller
+{
+    public function __construct(
+        private readonly UserCurrencyService $currency,
+    ) {}
+
+    /**
+     * 获取当前进行中的局次信息（前端轮询或开局事件后调用）。
+     */
+    public function currentRound(Request $request): JsonResponse
+    {
+        $round = BaccaratRound::currentRound();
+
+        if (! $round) {
+            return response()->json(['round' => null]);
+        }
+
+        $user = $request->user();
+        $myBet = BaccaratBet::query()
+            ->where('round_id', $round->id)
+            ->where('user_id', $user->id)
+            ->first();
+
+        return response()->json([
+            'round' => [
+                'id' => $round->id,
+                'status' => $round->status,
+                'bet_closes_at' => $round->bet_closes_at->toIso8601String(),
+                'seconds_left' => max(0, (int) now()->diffInSeconds($round->bet_closes_at, false)),
+                'total_bet_big' => $round->total_bet_big,
+                'total_bet_small' => $round->total_bet_small,
+                'total_bet_triple' => $round->total_bet_triple,
+                'my_bet' => $myBet ? [
+                    'bet_type' => $myBet->bet_type,
+                    'amount' => $myBet->amount,
+                ] : null,
+            ],
+        ]);
+    }
+
+    /**
+     * 用户提交下注。
+     *
+     * 同一局每人限下一注（后台强制幂等）。
+     * 下注成功后立即扣除金币，结算时中奖者才返还本金+赔付。
+     */
+    public function bet(Request $request): JsonResponse
+    {
+        if (! GameConfig::isEnabled('baccarat')) {
+            return response()->json(['ok' => false, 'message' => '百家乐游戏当前未开启。']);
+        }
+
+        $data = $request->validate([
+            'round_id' => 'required|integer|exists:baccarat_rounds,id',
+            'bet_type' => 'required|in:big,small,triple',
+            'amount' => 'required|integer|min:1',
+        ]);
+
+        $config = GameConfig::forGame('baccarat')?->params ?? [];
+        $minBet = (int) ($config['min_bet'] ?? 100);
+        $maxBet = (int) ($config['max_bet'] ?? 50000);
+
+        if ($data['amount'] < $minBet || $data['amount'] > $maxBet) {
+            return response()->json(['ok' => false, 'message' => "押注金额须在 {$minBet}~{$maxBet} 金币之间。"]);
+        }
+
+        $round = BaccaratRound::find($data['round_id']);
+
+        if (! $round || ! $round->isBettingOpen()) {
+            return response()->json(['ok' => false, 'message' => '当前不在下注时间内。']);
+        }
+
+        $user = $request->user();
+
+        // 检查用户金币余额
+        if ($user->gold < $data['amount']) {
+            return response()->json(['ok' => false, 'message' => '金币不足，无法下注。']);
+        }
+
+        $currency = $this->currency;
+
+        return DB::transaction(function () use ($user, $round, $data, $currency): JsonResponse {
+            // 幂等：同一局只能下一注
+            $existing = BaccaratBet::query()
+                ->where('round_id', $round->id)
+                ->where('user_id', $user->id)
+                ->lockForUpdate()
+                ->exists();
+
+            if ($existing) {
+                return response()->json(['ok' => false, 'message' => '本局您已下注，请等待开奖。']);
+            }
+
+            // 扣除金币
+            $currency->change(
+                $user,
+                'gold',
+                -$data['amount'],
+                CurrencySource::BACCARAT_BET,
+                "百家乐 #{$round->id} 押 ".match ($data['bet_type']) {
+                    'big' => '大', 'small' => '小', default => '豹子'
+                },
+            );
+
+            // 写入下注记录
+            BaccaratBet::create([
+                'round_id' => $round->id,
+                'user_id' => $user->id,
+                'bet_type' => $data['bet_type'],
+                'amount' => $data['amount'],
+                'status' => 'pending',
+            ]);
+
+            // 更新局次汇总统计
+            $field = 'total_bet_'.$data['bet_type'];
+            $round->increment($field, $data['amount']);
+            $round->increment('bet_count');
+
+            $betLabel = match ($data['bet_type']) {
+                'big' => '大', 'small' => '小', default => '豹子'
+            };
+
+            return response()->json([
+                'ok' => true,
+                'message' => "✅ 已押注「{$betLabel}」{$data['amount']} 金币，等待开奖！",
+                'amount' => $data['amount'],
+                'bet_type' => $data['bet_type'],
+            ]);
+        });
+    }
+
+    /**
+     * 查询最近5局的历史记录（前端展示趋势）。
+     */
+    public function history(): JsonResponse
+    {
+        $rounds = BaccaratRound::query()
+            ->where('status', 'settled')
+            ->orderByDesc('id')
+            ->limit(10)
+            ->get(['id', 'dice1', 'dice2', 'dice3', 'total_points', 'result', 'settled_at']);
+
+        return response()->json(['history' => $rounds]);
+    }
+}