update：新增乱斗语音，排位赛界面新增统计

src/utils/meleeCompletionAudio.js

@@ -0,0 +1,78 @@
+export const MELEE_FIRST_HALF_COMPLETE_AUDIO =
+  "上半场6箭已射完，请等待他人完成射箭";
+export const MELEE_SECOND_HALF_COMPLETE_AUDIO =
+  "下半场6箭已射完，请等待最终排名";
+
+// 独立于页面和连接生命周期，避免切回页面、同场重连后重复提示。
+export function createMeleeCompletionTracker() {
+  let contextKey = "";
+  let completedHalves = new Set();
+  let closedThrough = 0;
+
+  function prepare(info, userId) {
+    if (!info?.matchId || userId === undefined || userId === null) return false;
+    const key = JSON.stringify([String(info.matchId), String(userId)]);
+    if (contextKey !== key) {
+      contextKey = key;
+      completedHalves = new Set();
+      closedThrough = 0;
+    }
+    return true;
+  }
+
+  function observe(info, userId) {
+    if (!prepare(info, userId)) return;
+    const rounds = Array.isArray(info.rounds) ? info.rounds : [];
+    rounds.slice(0, 2).forEach((round, index) => {
+      if ((round.shoots?.[userId]?.length || 0) >= 6) {
+        completedHalves.add(index + 1);
+      }
+    });
+    if (rounds.length === 2 || Number(info.status) === 3) {
+      closedThrough = Math.max(closedThrough, 1);
+    }
+    if ([2, 4].includes(Number(info.status))) closedThrough = 2;
+  }
+
+  function getShotAudio(info, userId) {
+    if (!prepare(info, userId)) return "";
+    const mode = Number(info.mode);
+    const rounds = Array.isArray(info.rounds) ? info.rounds : [];
+    const half = rounds.length;
+    const roster = info.teams?.[0]?.players;
+    const expectedPlayers = mode === 4 ? 5 : mode === 5 ? 10 : 0;
+    const shoots = rounds[half - 1]?.shoots;
+    const ownShots = shoots?.[userId];
+    const eligible =
+      expectedPlayers > 0 &&
+      [1, 2].includes(half) &&
+      half > closedThrough &&
+      !completedHalves.has(half) &&
+      ![2, 3, 4].includes(Number(info.status)) &&
+      String(info.shootData?.playerId) === String(userId) &&
+      Array.isArray(ownShots) && ownShots.length === 6 &&
+      Array.isArray(roster) && roster.length === expectedPlayers &&
+      new Set(roster.map((player) => String(player.id))).size === expectedPlayers &&
+      roster.some((player) => String(player.id) === String(userId)) &&
+      roster.every((player) => {
+        // protobuf map 可以省略零箭用户；缺失项按零箭处理，异常项不参与推断。
+        const list = shoots[player.id];
+        return list === undefined || Array.isArray(list);
+      }) &&
+      roster.some((player) =>
+        String(player.id) !== String(userId) &&
+        (shoots[player.id]?.length || 0) < 6
+      );
+
+    // 包括最后完成者在内，完成状态只消费一次；恢复快照也走同一入口。
+    observe(info, userId);
+    if (!eligible) return "";
+    return half === 1
+      ? MELEE_FIRST_HALF_COMPLETE_AUDIO
+      : MELEE_SECOND_HALF_COMPLETE_AUDIO;
+  }
+
+  return { observe, getShotAudio };
+}
+
+export default createMeleeCompletionTracker();