1

src/services/puzzle-runtime/puzzleLocalRuntime.ts

@@ -3,6 +3,7 @@ import type {
   PuzzleBoardSnapshot,
   PuzzleCellPosition,
   PuzzleGridSize,
+  PuzzleLeaderboardEntry,
   PuzzleMergedGroupState,
   PuzzlePieceState,
   PuzzleRunSnapshot,
@@ -10,6 +11,8 @@ import type {
 } from '../../../packages/shared/src/contracts/puzzleRuntimeSession';
 import type { PuzzleWorkSummary } from '../../../packages/shared/src/contracts/puzzleWorkSummary';
 
+const LOCAL_PUZZLE_RUN_ID_PREFIX = 'local-puzzle-run-';
+
 function resolvePuzzleGridSize(clearedLevelCount: number): PuzzleGridSize {
   return clearedLevelCount >= 3 ? 4 : 3;
 }
@@ -399,6 +402,20 @@ function buildLocalNextProfileId(entryProfileId: string, levelIndex: number) {
   return `${entryProfileId}::local-level-${levelIndex}`;
 }
 
+function buildLocalLeaderboardEntries(
+  nickname: string,
+  elapsedMs: number,
+): PuzzleLeaderboardEntry[] {
+  return [
+    {
+      rank: 1,
+      nickname,
+      elapsedMs,
+      isCurrentPlayer: true,
+    },
+  ];
+}
+
 // 第一版单机兜底没有后端推荐池时，才沿用当前作品图片生成可推进的临时关卡名。
 function buildLocalLevelName(previousLevelName: string, levelIndex: number) {
   return `${previousLevelName.replace(/ · 第 \d+ 关$/, '')} · 第 ${levelIndex} 关`;
@@ -447,7 +464,7 @@ function buildFallbackLocalLevel(run: PuzzleRunSnapshot): PuzzleRunSnapshot {
 
 export function startLocalPuzzleRun(item: PuzzleWorkSummary): PuzzleRunSnapshot {
   const gridSize = resolvePuzzleGridSize(0);
-  const runId = `local-puzzle-run-${item.profileId}-${Date.now()}`;
+  const runId = `${LOCAL_PUZZLE_RUN_ID_PREFIX}${item.profileId}-${Date.now()}`;
   const startedAtMs = Date.now();
   return {
     runId,
@@ -658,3 +675,45 @@ export function dragLocalPuzzlePiece(
 export function advanceLocalPuzzleLevel(run: PuzzleRunSnapshot): PuzzleRunSnapshot {
   return buildFallbackLocalLevel(run);
 }
+
+/**
+ * 判断当前拼图运行态是否为前端本地兜底 run。
+ * 这类 run 没有后端持久化记录，不能再调用依赖真实 runId 的排行榜接口。
+ */
+export function isLocalPuzzleRun(run: PuzzleRunSnapshot | null | undefined) {
+  return Boolean(run?.runId?.startsWith(LOCAL_PUZZLE_RUN_ID_PREFIX));
+}
+
+/**
+ * 本地拼图 run 的排行榜兜底。
+ * 当前版本只写入当前玩家成绩，避免结算阶段继续请求后端导致“run 不存在”。
+ */
+export function submitLocalPuzzleLeaderboard(
+  run: PuzzleRunSnapshot,
+  nickname: string,
+): PuzzleRunSnapshot {
+  const currentLevel = run.currentLevel;
+  if (
+    !currentLevel ||
+    currentLevel.status !== 'cleared' ||
+    currentLevel.elapsedMs === null
+  ) {
+    return run;
+  }
+  if ((currentLevel.leaderboardEntries ?? []).length > 0) {
+    return run;
+  }
+
+  const leaderboardEntries = buildLocalLeaderboardEntries(
+    nickname,
+    currentLevel.elapsedMs,
+  );
+  return {
+    ...run,
+    leaderboardEntries,
+    currentLevel: {
+      ...currentLevel,
+      leaderboardEntries,
+    },
+  };
+}