feats

src/game.js

@@ -137,6 +137,7 @@ export default function game({ el, center, raduis, onError, onSuccess, onBingo }
     const { top } = currentBullet.getBoundingClientRect()
     currentBullet.position = new Two.Vector(currentBullet.position.x, top + speed)
 
+    // 是否击中
     const hitted = isHit(currentBullet)
     if (hitted === 'error') {
       const t = setTimeout(() => {
@@ -148,6 +149,7 @@ export default function game({ el, center, raduis, onError, onSuccess, onBingo }
       return
     }
 
+    // 击中之后, 需要挂载轿厢到对应的位置
     if (hitted) {
       mountToCage(currentBullet, hitted)
       currentBullet = null;
@@ -185,9 +187,10 @@ export default function game({ el, center, raduis, onError, onSuccess, onBingo }
           y >= rect1.top && y <= rect1.bottom;
     })[0]
 
-    if (!cage) return false;
+    if (!cage) return false;  // 未找到对应的目标轿厢
+    if (mntMap[cage.id]) return false;  // 已经挂载过轿厢
 
-    return !cage ? false : cage
+    return cage
   }
   
   // 重复绘制内容