如果state.cards中有卡, 且卡的owner是下一轮的玩家, 那么清空cards

src/global.d.ts

@@ -329,6 +329,11 @@ declare module 'colyseus' {
      * @return {Player}
      */
     getPlayerByIdx(idx: number): Player;
+
+    /**
+     * 获取下一个玩家
+     */
+    nextPlayer(): string;
   }
 }
 

src/rooms/GeneralRoom.ts

@@ -421,4 +421,13 @@ export class GeneralRoom extends Room {
     }
     return results
   }
+
+  nextPlayer(): string {
+    const players = [...this.state.players.values()];
+    players.sort((a, b) => a.idx - b.idx);
+    const sessionIds = players.map(p => p.id);
+    return (this.state.currentTurn)
+      ? sessionIds[(sessionIds.indexOf(this.state.currentTurn) + 1) % sessionIds.length]
+      : sessionIds[0]
+  }
 }

src/rooms/commands/TurnEndCommand.ts

@@ -40,6 +40,16 @@ export class TurnEndCommand extends Command<CardGameState, {}> {
             player.statData.set(StateTypeEnum.MAXAP, maxAp);
             player.statData.set(StateTypeEnum.MAXSAP, maxsAp);
         }
+        // 如果state.cards中有卡, 且卡的owner是下一轮的玩家, 那么清空cards
+        // 20200316 添加
+        if (this.state.cards.size > 0) {
+            const nextPid = this.room.nextPlayer()
+            const targetCard = [...this.state.cards.values()][0]
+            if (targetCard.owner == nextPid) {
+                this.state.cards.clear()
+            }
+        }
+
         // 判断是否胜利
         let result = gameUtil.checkGameEnd(this.state);
         if (result) {