fix

dimensionhub/Views/FollowList/FollowDramaModel.swift

@@ -0,0 +1,40 @@
+//
+//  FollowListModel.swift
+//  dimensionhub
+//
+//  Created by 安礼成 on 2025/4/8.
+//
+
+import Foundation
+import Observation
+
+@Observable
+final class FollowDramaModel {
+    
+    @ObservationIgnored
+    var drama: FollowListModel.DramaItem
+    
+    // 选中的频道信息
+    var checkedChannelId: Int = 0
+    var episodes: [FollowListModel.DramaItem.Channel.Episode]
+    
+    init(drama: FollowListModel.DramaItem) {
+        self.drama = drama
+        self.checkedChannelId = 0
+        if let channel = drama.channels.first {
+            self.episodes = channel.episodes
+        } else {
+            self.episodes = []
+        }
+    }
+    
+    func changeChannel(channelId: Int) {
+        self.checkedChannelId = channelId
+        if drama.channels.indices.contains(channelId) {
+            self.episodes = drama.channels[channelId].episodes
+        } else {
+            self.episodes = []
+        }
+    }
+    
+}

dimensionhub/Views/FollowList/FollowListModel.swift

@@ -40,8 +40,6 @@ final class FollowListModel {
     }
         
     var dramas: [DramaItem]
-    // 选中的频道信息
-    var checkedChannels: [Int:Int] = [:]
     
     init() {
         self.dramas = []
@@ -56,17 +54,10 @@ final class FollowListModel {
             self.preloadImages(dramas: result.dramas)
             await MainActor.run {
                 self.dramas = result.dramas
-                result.dramas.forEach {drama in
-                    self.checkedChannels[drama.id] = 0
-                }
             }
         }
     }
     
-    func changeChannel(dramaId: Int, channelId: Int) {
-        self.checkedChannels[dramaId] = channelId
-    }
-    
     private func preloadImages(dramas: [DramaItem]) {
         let cacheManager = CacheManager.shared
         dramas.forEach { dramaItem in

dimensionhub/Views/FollowList/FollowListView.swift

@@ -25,7 +25,7 @@ struct FollowListView: View {
                     ScrollView(.vertical, showsIndicators: false) {
                         LazyVStack(alignment: .center) {
                             ForEach(followModel.dramas, id: \.id) { drama in
-                                DramaCellView(dramaItem: drama, followModel: followModel)
+                                DramaCellView(dramaModel: FollowDramaModel(drama: drama))
                             }
                         }
                     }
@@ -54,14 +54,13 @@ extension FollowListView {
     
     // 显示剧集的列表信息
     struct DramaCellView: View {
-        let dramaItem: FollowListModel.DramaItem
-        let followModel: FollowListModel
+        let dramaModel: FollowDramaModel
         
         var body: some View {
-            VStack(alignment: .leading) {
+            VStack(alignment: .leading, spacing: 8) {
                 
-                NavigationLink(destination: DetailView(id: dramaItem.id)) {
-                    Text(dramaItem.title)
+                NavigationLink(destination: DetailView(id: dramaModel.drama.id)) {
+                    Text(dramaModel.drama.title)
                         .font(.system(size: 20))
                         .foregroundColor(Color(hex: "#333333"))
                         .lineLimit(1)
@@ -69,12 +68,12 @@ extension FollowListView {
                 
                 // 渠道列表
                 HStack(alignment: .center, spacing: 15) {
-                    ForEach(Array(dramaItem.channels.enumerated()), id: \.offset) { idx, channel in
+                    ForEach(Array(dramaModel.drama.channels.enumerated()), id: \.offset) { idx, channel in
                         Text(channel.name)
-                            .font(.system(size: 13))
-                            .foregroundColor(idx == followModel.checkedChannels[dramaItem.id] ? Color(hex: "#169BD5") : Color(hex: "#666666"))
+                            .font(.system(size: 13, weight: idx == dramaModel.checkedChannelId ? .medium : .regular))
+                            .foregroundColor(idx == dramaModel.checkedChannelId ? Color(hex: "#202020") : Color(hex: "#666666"))
                             .onTapGesture {
-                                followModel.changeChannel(dramaId: dramaItem.id, channelId: idx)
+                                dramaModel.changeChannel(channelId: idx)
                             }
                     }
                     Spacer()
@@ -82,7 +81,7 @@ extension FollowListView {
 
                 ScrollView(.horizontal, showsIndicators: false) {
                     LazyHStack(alignment: .center, spacing: 5) {
-                        ForEach(dramaItem.channels[followModel.checkedChannels[dramaItem.id]!].episodes) { item in
+                        ForEach(dramaModel.episodes) { item in
                             DramaCellEpisodeView(item: item)
                         }
                     }