feat: 小窗拖动后自动吸附到左/右屏幕边缘

components/MiniPlayer.tsx

@@ -28,15 +28,23 @@ export function MiniPlayer() {
       onPanResponderMove: Animated.event([null, { dx: pan.x, dy: pan.y }], { useNativeDriver: false }),
       onPanResponderRelease: () => {
         pan.flattenOffset();
-        // Clamp to screen bounds
         const { width: sw, height: sh } = Dimensions.get('window');
         const curX = (pan.x as any)._value;
         const curY = (pan.y as any)._value;
-        const clampedX = Math.max(-sw + MINI_W + 12, Math.min(12, curX));
+
+        // 吸附到左边缘或右边缘（取最近的一侧）
+        const snapRight = 0;
+        const snapLeft = -(sw - MINI_W - 24);
+        const snapX = curX < snapLeft / 2 ? snapLeft : snapRight;
+
         const clampedY = Math.max(-sh + MINI_H + 60, Math.min(60, curY));
-        if (curX !== clampedX || curY !== clampedY) {
-          Animated.spring(pan, { toValue: { x: clampedX, y: clampedY }, useNativeDriver: false }).start();
-        }
+
+        Animated.spring(pan, {
+          toValue: { x: snapX, y: clampedY },
+          useNativeDriver: false,
+          tension: 120,
+          friction: 10,
+        }).start();
       },
     })
   ).current;