fix: display chess moves

Author: iFwu

src/components/SolutionDisplay.vue

@@ -70,8 +70,24 @@ const currentMoveNumber = computed(() => moveHistory.value.length + 1);
 
 const moveItems = computed(() =>
   moveHistory.value.map((move, index) => {
-    const fenBeforeMove = fenHistory.value[index];
-    return moveToChineseNotation(fenBeforeMove, move);
+    // 确保历史记录索引有效
+    if (index >= fenHistory.value.length) {
+      console.error('历史记录不同步:', {
+        moveIndex: index,
+        fenHistoryLength: fenHistory.value.length,
+        moveHistoryLength: moveHistory.value.length,
+        fenHistory: fenHistory.value,
+        moveHistory: moveHistory.value,
+      });
+      return '未知走法';
+    }
+
+    try {
+      return moveToChineseNotation(fenHistory.value[index], move);
+    } catch (err) {
+      console.error('转换走法出错:', err);
+      return '未知走法';
+    }
   })
 );
 

src/stores/chess.ts

@@ -30,18 +30,20 @@ export const useChessStore = defineStore('chess', () => {
   };
 
   const setFenCode = (fen: string) => {
-    try {
-      console.log('[Store] 设置 FEN:', {
-        current: fenCode.value,
-        new: fen,
-        isProcessing: isProcessing.value,
-        bestMove: bestMove.value,
-      });
-      fenCode.value = fen;
-      fenHistory.value.push(fen);
-    } catch (err) {
-      setError(`设置 FEN 码时出错: ${(err as Error).message}`);
+    console.log('[Store] 设置 FEN:', {
+      current: fenCode.value,
+      new: fen,
+      isProcessing: isProcessing.value,
+      bestMove: bestMove.value,
+    });
+
+    // 如果是初始化或重置，清空历史并设置初始状态
+    if (fenCode.value === INITIAL_FEN) {
+      fenHistory.value = [fen];
+      moveHistory.value = [];
     }
+
+    fenCode.value = fen;
   };
 
   const setBestMove = (move: string) => {
@@ -63,8 +65,14 @@ export const useChessStore = defineStore('chess', () => {
     }
     try {
       const newFen = updateFEN(fenCode.value, bestMove.value);
-      setFenCode(newFen);
-      moveHistory.value.push(bestMove.value);
+      const currentMove = bestMove.value;
+
+      // 先更新历史记录
+      fenHistory.value = [...fenHistory.value, newFen];
+      moveHistory.value = [...moveHistory.value, currentMove];
+
+      // 再更新当前状态
+      fenCode.value = newFen;
       setBestMove('');
     } catch (err) {
       setError(`执行下一步时出错: ${(err as Error).message}`);
@@ -73,24 +81,29 @@ export const useChessStore = defineStore('chess', () => {
 
   const handlePreviousMove = () => {
     if (fenHistory.value.length > 1) {
-      fenHistory.value.pop();
-      moveHistory.value.pop();
+      // 移除最后一步
+      fenHistory.value = fenHistory.value.slice(0, -1);
+      moveHistory.value = moveHistory.value.slice(0, -1);
+
+      // 更新当前状态
       fenCode.value = fenHistory.value[fenHistory.value.length - 1];
       setBestMove('');
     }
   };
 
   const resetHistory = () => {
     console.log('[Store] 重置历史');
-    bestMove.value = ''; // 清空最佳着法
+    // 先重置所有状态
+    bestMove.value = '';
     fenHistory.value = [INITIAL_FEN];
+    moveHistory.value = [];
     fenCode.value = INITIAL_FEN;
     overlayImageSrc.value = '';
     chessboardRect.value = null;
     originalImageSize.value = { width: 0, height: 0 };
     error.value = null;
     isCalculating.value = false;
-    isProcessing.value = true; // 设置为 true，表示正在处理
+    isProcessing.value = true;
   };
 
   const setDepth = (newDepth: number) => {