增加本地坐标系的判断

dimensionhub/Views/IndexView.swift

@@ -264,10 +264,12 @@ struct IndexView: View {
                     .background(GeometryReader {
                         geometry in
                         Color.clear.onChange(of: geometry.frame(in: .global).minY) {_, offset in
+                            
                             let frame = geometry.frame(in: .global)
                             let screenBounds = UIScreen.main.bounds
-                            
-                            if screenBounds.height - frame.minY > 50 && !isMoreLoading {
+                            let contextFrame = geometry.frame(in: .named("scrollView"))
+
+                            if screenBounds.height - frame.minY > 50 && contextFrame.minY > 0 && !isMoreLoading {
                                 Task {
                                     self.isMoreLoading = true
                                     await self.indexModel.loadMoreUpdateDramas(userId: 1, mode: .next)
@@ -281,6 +283,7 @@ struct IndexView: View {
                     ProgressView()
                 }
             }
+            .coordinateSpace(name: "scrollView")
             .popover(isPresented: $showDateNavPopover) {
                 DateNavView(selectGroupId: self.$selectGroupId, showDateNavPopover: $showDateNavPopover) { selectedDate in
                     print("new selected date: " + selectedDate)
@@ -328,15 +331,6 @@ struct IndexView: View {
 
 extension IndexView {
     
-    // 自定义 PreferenceKey 用于获取滚动偏移量
-    struct ScrollOffsetKey: PreferenceKey {
-        static var defaultValue: CGFloat = 0
-
-        static func reduce(value: inout CGFloat, nextValue: () -> CGFloat) {
-            value = nextValue()
-        }
-    }
-    
     // 显示剧集的列表信息
     struct DramaCellView: View {
         let dramaItem: IndexModel.DramaItem