fix: fix onitama black orientation

src/samples/onitama/commands.ts

@@ -34,6 +34,22 @@ function playerHasCard(state: OnitamaState, player: PlayerType, cardName: string
     return cardList.includes(cardName);
 }
 
+/**
+ * 获取卡牌的移动候选项，根据玩家视角进行旋转
+ * 黑方需要将卡牌旋转180度
+ */
+function getCardMoveCandidates(state: OnitamaState, cardName: string, player: PlayerType) {
+    const card = state.cards[cardName];
+    const candidates = card.moveCandidates;
+
+    // 黑方需要将卡牌旋转180度
+    if (player === 'black') {
+        return candidates.map(m => ({ dx: -m.dx, dy: -m.dy }));
+    }
+
+    return candidates;
+}
+
 /**
  * 检查移动是否合法
  */
@@ -42,7 +58,7 @@ function isValidMove(state: OnitamaState, cardName: string, fromX: number, fromY
     if (!playerHasCard(state, player, cardName)) {
         return `玩家 ${player} 不拥有卡牌 ${cardName}`;
     }
-    
+
     // 检查起始位置是否有玩家的棋子
     const fromPawn = getPawnAtPosition(state, fromX, fromY);
     if (!fromPawn) {
@@ -51,34 +67,35 @@ function isValidMove(state: OnitamaState, cardName: string, fromX: number, fromY
     if (fromPawn.owner !== player) {
         return `位置 (${fromX}, ${fromY}) 的棋子不属于玩家 ${player}`;
     }
-    
+
     // 检查卡牌是否存在
     const card = state.cards[cardName];
     if (!card) {
         return `卡牌 ${cardName} 不存在`;
     }
-    
+
     // 计算移动偏移量
     const dx = toX - fromX;
     const dy = toY - fromY;
-    
-    // 检查移动是否在卡牌的移动候选项中
-    const isValid = card.moveCandidates.some(m => m.dx === dx && m.dy === dy);
+
+    // 检查移动是否在卡牌的移动候选项中（黑方需要旋转180度）
+    const candidates = getCardMoveCandidates(state, cardName, player);
+    const isValid = candidates.some(m => m.dx === dx && m.dy === dy);
     if (!isValid) {
         return `卡牌 ${cardName} 不支持移动 (${dx}, ${dy})`;
     }
-    
+
     // 检查目标位置是否在棋盘内
     if (!isInBounds(toX, toY)) {
         return `目标位置 (${toX}, ${toY}) 超出棋盘范围`;
     }
-    
+
     // 检查目标位置是否有己方棋子
     const toPawn = getPawnAtPosition(state, toX, toY);
     if (toPawn && toPawn.owner === player) {
         return `目标位置 (${toX}, ${toY}) 已有己方棋子`;
     }
-    
+
     return null;
 }
 
@@ -236,26 +253,27 @@ const checkWin = registry.register({
  */
 function getAvailableMoves(state: OnitamaState, player: PlayerType): Array<{card: string, fromX: number, fromY: number, toX: number, toY: number}> {
     const moves: Array<{card: string, fromX: number, fromY: number, toX: number, toY: number}> = [];
-    
+
     // 获取玩家的所有卡牌
     const cardNames = player === 'red' ? state.redCards : state.blackCards;
-    
+
     // 获取玩家的所有棋子
     const playerPawns = Object.values(state.pawns).filter(p => p.owner === player && p.regionId === 'board');
-    
+
     // 对于每张卡牌
     for (const cardName of cardNames) {
-        const card = state.cards[cardName];
-        
+        // 获取旋转后的移动候选项（黑方需要旋转180度）
+        const candidates = getCardMoveCandidates(state, cardName, player);
+
         // 对于每个棋子
         for (const pawn of playerPawns) {
             const [fromX, fromY] = pawn.position;
-            
+
             // 对于卡牌的每个移动
-            for (const move of card.moveCandidates) {
+            for (const move of candidates) {
                 const toX = fromX + move.dx;
                 const toY = fromY + move.dy;
-                
+
                 // 检查移动是否合法
                 if (isInBounds(toX, toY)) {
                     const targetPawn = getPawnAtPosition(state, toX, toY);
@@ -267,7 +285,7 @@ function getAvailableMoves(state: OnitamaState, player: PlayerType): Array<{card
             }
         }
     }
-    
+
     return moves;
 }