优化：调整送礼动画代码

YuMi/Modules/YMRoom/View/AnimationView/GiftAnimationManager.m

@@ -14,13 +14,22 @@
 @interface GiftAnimationManager ()
 
 @property (nonatomic, strong) dispatch_source_t giftTimer;
+
+@property (nonatomic, strong) dispatch_queue_t queue;
 @property (nonatomic, strong) NSMutableArray<GiftReceiveInfoModel *> *giftQueue;
+
 @property (nonatomic, strong) GiftAnimationHelper *animationHelper;
 
 @end
 
 @implementation GiftAnimationManager
 
+- (void)dealloc {
+    if (_queue) {
+        _queue = NULL;
+    }
+}
+
 - (instancetype)initWithContainerView:(UIView *)containerView {
     self = [super init];
     if (self) {
@@ -30,6 +39,7 @@
         _animationInterval = 0.2;
         _comboAnimationDelay = 0.2;
         _standardAnimationDelay = 0.3;
+        _queue = dispatch_queue_create("com.GiftAnimationManager.queue", DISPATCH_QUEUE_SERIAL);
     }
     return self;
 }
@@ -64,29 +74,37 @@
 }
 
 - (void)processNextGift {
-    if (self.giftQueue.count == 0) {
-        [self stopGiftQueue];
-        return;
-    }
-    
-    GiftReceiveInfoModel *giftInfo = self.giftQueue.firstObject;
+    dispatch_async(self.queue, ^{
+        if (self.giftQueue.count == 0) {
+            [self stopGiftQueue];
+            return;
+        }
+        
+        GiftReceiveInfoModel *giftInfo = self.giftQueue.firstObject;
+        if (!giftInfo) return;
 
-    @kWeakify(self);
-    dispatch_async(dispatch_get_main_queue(), ^{
-        @kStrongify(self);
-        [self distributeGiftAnimation:giftInfo];
+        @kWeakify(self);
+        dispatch_async(dispatch_get_main_queue(), ^{
+            @kStrongify(self);
+            [self distributeGiftAnimation:giftInfo];
+        });
+        
+        // 安全地移除第一个元素
+        if (self.giftQueue.count > 0) {
+            [self.giftQueue removeObjectAtIndex:0];
+        }
     });
-    
-    if (self.giftQueue.count > 0) {
-        [self.giftQueue removeObjectAtIndex:0];
-    }
 }
 
 - (void)distributeGiftAnimation:(GiftReceiveInfoModel *)giftInfo {
     NSArray<NSString *> *targetUids = [self resolveTargetUids:giftInfo];
-    CGPoint startPoint = [self calculateAnimationPoint:giftInfo.uid isEndPoint:NO];
-    
+    CGPoint startPoint = CGPointZero;
     BOOL isComboAnimation = [self shouldUseComboAnimationForSender:giftInfo.uid];
+    if (isComboAnimation) {
+        startPoint = [self comboAnimationStartPoint];
+    } else {
+        [self calculateAnimationPoint:giftInfo.uid isEndPoint:NO];
+    }
     NSTimeInterval delay = isComboAnimation ? self.comboAnimationDelay : self.standardAnimationDelay;
     
     for (NSString *targetUid in targetUids) {
@@ -100,6 +118,10 @@
 }
 
 - (NSArray<NSString *> *)resolveTargetUids:(GiftReceiveInfoModel *)giftInfo {
+    if (!giftInfo) {
+        return @[];
+    }
+    
     if (giftInfo.isLuckyBagGift) {
         return @[giftInfo.targetUid];
     }
@@ -138,17 +160,16 @@
 }
 
 - (CGPoint)calculateAnimationPoint:(NSString *)uid isEndPoint:(BOOL)isEndPoint {
+    if (uid.length == 0) {
+        return [self fallbackPointForEndPoint:isEndPoint];
+    }
+    
     CGPoint point = [self.delegate animationPointAtStageViewByUid:uid];
-    
-    if (point.x <= 0 || point.y <= 0) {
-        point = [self fallbackPointForEndPoint:isEndPoint];
+    if (!CGPointEqualToPoint(point, CGPointZero)) {
+        return point;
     }
     
-    if ([self shouldUseComboAnimationForSender:uid] && !isEndPoint) {
-        point = [self comboAnimationStartPoint];
-    }
-    
-    return point;
+    return [self fallbackPointForEndPoint:isEndPoint];
 }
 
 - (void)scheduleAnimationWithDelay:(NSTimeInterval)delay
@@ -168,7 +189,6 @@
 
 - (void)stopGiftQueue {
     if (self.giftTimer) {
-        dispatch_source_cancel(self.giftTimer);
         // 取消定时器
         dispatch_source_cancel(self.giftTimer);
 
@@ -180,8 +200,14 @@
 }
 
 - (void)enqueueGift:(GiftReceiveInfoModel *)giftInfo {
-    [self.giftQueue addObject:giftInfo];
-    [self startGiftQueue];
+    if (!giftInfo) {
+        return;
+    }
+    
+    dispatch_async(self.queue, ^{
+        [self.giftQueue addObject:giftInfo];
+        [self startGiftQueue];
+    });
 }
 
 // Helper methods