feat(game): 添加定缺功能支持

- 在游戏页面添加 dingQuePending 状态管理
- 实现 showDingQueChooser 计算属性控制定缺选择器显示
- 添加 chooseDingQue 函数处理定缺选择逻辑
- 集成 WebSocket 消息发送定缺选择结果
- 更新底部控制面板添加定缺选择按钮界面
- 添加相应的 CSS 样式支持定缺选择器布局和交互
- 修复房间状态更新时重置定缺待处理状态

src/views/ChengduGamePage.vue

@@ -80,6 +80,7 @@ const wsError = ref('')
 const leaveRoomPending = ref(false)
 const readyTogglePending = ref(false)
 const startGamePending = ref(false)
+const dingQuePending = ref(false)
 let clockTimer: number | null = null
 let unsubscribe: (() => void) | null = null
 let pendingRoomInfoRequest = false
@@ -345,6 +346,19 @@ const showReadyToggle = computed(() => {
   return true
 })
 
+const showDingQueChooser = computed(() => {
+  const player = myPlayer.value
+  if (!player) {
+    return false
+  }
+
+  if (gameStore.phase === 'waiting' || gameStore.phase === 'settlement') {
+    return false
+  }
+
+  return player.handTiles.length > 0 && !player.missingSuit
+})
+
 function applyPlayerReadyState(playerId: string, ready: boolean): void {
   const player = gameStore.players[playerId]
   if (player) {
@@ -796,6 +810,7 @@ function handleRoomInfoResponse(message: unknown): void {
   gameStore.roomId = roomId
   if (Object.keys(nextPlayers).length > 0) {
     gameStore.players = nextPlayers
+    dingQuePending.value = false
   }
 
   const phaseMap: Record<string, typeof gameStore.phase> = {
@@ -1115,6 +1130,7 @@ function handlePlayerHandResponse(message: unknown): void {
     existingPlayer.handTiles = handTiles
     existingPlayer.handCount = handTiles.length
   }
+  dingQuePending.value = false
 
   const room = activeRoom.value
   if (room && room.roomId === (roomId || gameStore.roomId)) {
@@ -1455,6 +1471,21 @@ function startGame(): void {
   })
 }
 
+function chooseDingQue(suit: Tile['suit']): void {
+  if (dingQuePending.value || !showDingQueChooser.value) {
+    return
+  }
+
+  dingQuePending.value = true
+  sendWsMessage({
+    type: 'ding_que',
+    roomId: gameStore.roomId,
+    payload: {
+      suit,
+    },
+  })
+}
+
 function handleLeaveRoom(): void {
   menuOpen.value = false
   backHall()
@@ -1763,7 +1794,34 @@ onBeforeUnmount(() => {
 
 
           <div class="bottom-control-panel">
-            <div v-if="showReadyToggle || showStartGameButton" class="bottom-action-bar">
+            <div v-if="showDingQueChooser || showReadyToggle || showStartGameButton" class="bottom-action-bar">
+              <div v-if="showDingQueChooser" class="ding-que-bar">
+                <button
+                    class="ding-que-button"
+                    type="button"
+                    :disabled="dingQuePending"
+                    @click="chooseDingQue('W')"
+                >
+                  万
+                </button>
+                <button
+                    class="ding-que-button"
+                    type="button"
+                    :disabled="dingQuePending"
+                    @click="chooseDingQue('T')"
+                >
+                  筒
+                </button>
+                <button
+                    class="ding-que-button"
+                    type="button"
+                    :disabled="dingQuePending"
+                    @click="chooseDingQue('B')"
+                >
+                  条
+                </button>
+              </div>
+
               <button
                   v-if="showReadyToggle"
                   class="ready-toggle ready-toggle-inline"