feat: 游戏开始后的添加倒计时；

frontend-large/src/pages/game4/Game4.vue

@@ -64,7 +64,8 @@ offHorseBoost = onSocketMessage((evt, payload) => {
   let hasBoost = false;
 
   data.forEach((item: any) => {
-    const id = item.userid || item.wechat_id || "";
+    // WebSocket 数据无 userid/wechat_id，用 avatar 作为稳定标识
+    const id = item.userid || item.wechat_id || item.avatar || "";
     if (!id) return;
     // 尝试多种字段名: score / boost / acceleration / speed / progress
     const raw = item.score ?? item.boost ?? item.acceleration ?? item.speed ?? item.progress;

frontend-large/src/pages/game4/views/Rank1View.vue

@@ -46,8 +46,8 @@ const BASE_SPEED_PERCENT_PER_SEC = 100 / BASE_DURATION_SEC; // ≈ 1.111%/s 基
 
 // ========== 瞬时加速脉冲机制 ==========
 // H5 每次摇一摇发送累计积分，PC 端检测 score 增长 → 触发短暂加速脉冲 → 迅速衰减
-const BOOST_PULSE = 0.8; // 每次操作的加速幅度（+80% 额外速度）
-const BOOST_DECAY = 0.97; // 每帧衰减系数（60fps 下约 1s 衰减到 16%，约 2s 衰减归零）
+const BOOST_PULSE = 1.5; // 每次操作的加速幅度（+150% 额外速度，即 2.5x 基准）
+const BOOST_DECAY = 0.985; // 每帧衰减系数（60fps 下约 1.5s 衰减到 40%，约 3s 衰减归零）
 
 /** 瞬时加速值: { [userid]: currentBoost }，每帧衰减 */
 const transientBoosts = ref<Record<string, number>>({});
@@ -61,8 +61,9 @@ const detectScoreChanges = (players: Player[]) => {
   let hasNewBoost = false;
   const updated = { ...transientBoosts.value };
 
-  players.forEach((p) => {
-    const id = p.userid || p.wechat_id || "";
+  players.forEach((p, index) => {
+    // WebSocket 数据无 userid/wechat_id，用 avatar 作为稳定标识
+    const id = p.userid || p.wechat_id || p.avatar || `player-${index}`;
     if (!id || id.startsWith("empty-")) return;
     const newScore = Number(p.score ?? 0);
     const prev = prevScores[id] ?? 0;
@@ -71,6 +72,9 @@ const detectScoreChanges = (players: Player[]) => {
       // 积分增长 = 玩家又摇了一次 → 触发瞬时加速脉冲
       updated[id] = BOOST_PULSE;
       hasNewBoost = true;
+      console.log(
+        `[Rank1View] 🚀 ${p.nickname} score ${prev}→${newScore}, 触发瞬时加速 pulse=${BOOST_PULSE}`,
+      );
     }
 
     prevScores[id] = newScore;
@@ -78,10 +82,6 @@ const detectScoreChanges = (players: Player[]) => {
 
   if (hasNewBoost) {
     transientBoosts.value = updated;
-    console.log(
-      "[Rank1View] 瞬时加速触发:",
-      JSON.parse(JSON.stringify(transientBoosts.value)),
-    );
   }
 };
 
@@ -123,7 +123,8 @@ const updateHorses = (players: Player[]) => {
   const existingMap = new Map(horses.value.map((h) => [h.id, h]));
 
   horses.value = validPlayers.map((player, index) => {
-    const id = player.userid || player.wechat_id || `horse-${index}`;
+    // WebSocket 数据无 userid/wechat_id，用 avatar 作为稳定标识
+    const id = player.userid || player.wechat_id || player.avatar || `horse-${index}`;
     const existing = existingMap.get(id);
     return {
       id,
@@ -331,10 +332,13 @@ const startIntro = async () => {
   transientBoosts.value = {};
   Object.keys(prevScores).forEach((k) => delete prevScores[k]);
 
-  // Phase 1: 3 秒开场倒计时（背景动画暂停、马匹不显示）
-  await designStage.value?.startCountdown(3, 0);
+  // 启动完整倒计时：3s 开场 + 60s 游戏（DesignStage 内部管理两个阶段的 UI）
+  const countdownPromise = designStage.value?.startCountdown(3, 60);
+
+  // 等待 3-2-1 开场倒计时结束（~3.5s 后安全触发）
+  await new Promise((r) => setTimeout(r, 3500));
 
-  // Phase 2: 倒计时结束 → 游戏正式开始
+  // Phase 2: 倒计时结束 → 游戏正式开始，背景动画+马匹启动
   gameStarted.value = true;
   isGameRunning.value = true;
   startGameLoop();
@@ -342,20 +346,19 @@ const startIntro = async () => {
     startMockBoost();
   }
 
-  // Phase 3: 等待游戏结束（最多 60 秒 或 所有马跑完）
-  const maxMs = 60000;
-  const gameStart = Date.now();
-  await new Promise<void>((resolve) => {
-    const check = setInterval(() => {
-      const allDone = horses.value.length > 0 && horses.value.every((h) => h.xPercent >= 100);
-      const timeUp = Date.now() - gameStart >= maxMs;
-      if (allDone || timeUp || !isGameRunning.value) {
-        clearInterval(check);
-        resolve();
+  // 监测提前结束（所有马跑完 → 提前停止倒计时）
+  const earlyCheck = setInterval(() => {
+    const allDone =
+      horses.value.length > 0 &&
+      horses.value.every((h) => h.xPercent >= 100);
+    if (allDone && isGameRunning.value) {
+      designStage.value?.stopCountdown();
     }
   }, 200);
-  });
 
+  // 等待 60s 游戏倒计时结束
+  await countdownPromise;
+  clearInterval(earlyCheck);
   stopGame();
 };