Simplify Timeline refresh

Packages/Account/Sources/Account/AccountDetailView.swift

@@ -87,7 +87,7 @@ public struct AccountDetailView: View {
           group.addTask { await viewModel.fetchAccount() }
           group.addTask {
             if await viewModel.statuses.isEmpty {
-              await viewModel.fetchStatuses()
+              await viewModel.fetchNewestStatuses()
             }
           }
           if !viewModel.isCurrentUser {
@@ -99,7 +99,7 @@ public struct AccountDetailView: View {
     .refreshable {
       Task {
         await viewModel.fetchAccount()
-        await viewModel.fetchStatuses()
+        await viewModel.fetchNewestStatuses()
       }
     }
     .onChange(of: watcher.latestEvent?.id) { _ in

Packages/Account/Sources/Account/AccountDetailViewModel.swift

@@ -75,7 +75,7 @@ class AccountDetailViewModel: ObservableObject, StatusesFetcher {
       case .statuses, .postsAndReplies, .media:
         tabTask?.cancel()
         tabTask = Task {
-          await fetchStatuses()
+          await fetchNewestStatuses()
         }
       default:
         reloadTabState()
@@ -146,7 +146,7 @@ class AccountDetailViewModel: ObservableObject, StatusesFetcher {
     self.familiarFollowers = familiarFollowers?.first?.accounts ?? []
   }
 
-  func fetchStatuses() async {
+  func fetchNewestStatuses() async {
     guard let client else { return }
     do {
       tabState = .statuses(statusesState: .loading)

Packages/Status/Sources/Status/List/StatusesFetcher.swift

@@ -14,7 +14,7 @@ public enum StatusesState {
 @MainActor
 public protocol StatusesFetcher: ObservableObject {
   var statusesState: StatusesState { get }
-  func fetchStatuses() async
+  func fetchNewestStatuses() async
   func fetchNextPage() async
   func statusDidAppear(status: Status)
   func statusDidDisappear(status: Status)

Packages/Status/Sources/Status/List/StatusesListView.swift

@@ -32,7 +32,7 @@ public struct StatusesListView<Fetcher>: View where Fetcher: StatusesFetcher {
                 message: "status.error.loading.message",
                 buttonTitle: "action.retry") {
         Task {
-          await fetcher.fetchStatuses()
+          await fetcher.fetchNewestStatuses()
         }
       }
       .listRowBackground(theme.primaryBackgroundColor)

Packages/Timeline/Sources/Timeline/TimelineFilter.swift

@@ -46,6 +46,17 @@ public enum TimelineFilter: Hashable, Equatable {
     }
     return [.home, .local, .federated, .trending]
   }
+  
+  public var supportNewestPagination: Bool {
+    switch self {
+    case .trending:
+      return false
+    case let .remoteLocal(_, filter):
+      return filter != .trending
+    default:
+      return true
+    }
+  }
 
   public var title: String {
     switch self {

Packages/Timeline/Sources/Timeline/TimelineView.swift

@@ -103,24 +103,15 @@ public struct TimelineView: View {
     .navigationBarTitleDisplayMode(.inline)
     .onAppear {
       viewModel.isTimelineVisible = true
-      if viewModel.client == nil {
-        viewModel.client = client
-        viewModel.timeline = timeline
-      } else {
-        Task {
-          await viewModel.fetchStatuses()
-        }
-      }
+      viewModel.client = client
+      viewModel.timeline = timeline
     }
     .onDisappear {
       viewModel.isTimelineVisible = false
     }
     .refreshable {
-      if timeline == .trending {
-        await viewModel.reset()
-      }
       HapticManager.shared.fireHaptic(of: .dataRefresh(intensity: 0.3))
-      await viewModel.fetchStatuses()
+      await viewModel.fetchNewestStatuses()
       HapticManager.shared.fireHaptic(of: .dataRefresh(intensity: 0.7))
     }
     .onChange(of: watcher.latestEvent?.id) { _ in
@@ -146,7 +137,7 @@ public struct TimelineView: View {
         if wasBackgrounded {
           wasBackgrounded = false
           Task {
-            await viewModel.fetchStatuses()
+            await viewModel.fetchNewestStatuses()
           }
         }
       case .background:

Packages/Timeline/Sources/Timeline/TimelineViewModel.swift

@@ -24,7 +24,7 @@ class TimelineViewModel: ObservableObject {
         guard !Task.isCancelled else {
           return
         }
-        await fetchStatuses()
+        await fetchNewestStatuses()
         switch timeline {
         case let .hashtag(tag, _):
           await fetchTag(id: tag)
@@ -156,13 +156,11 @@ extension TimelineViewModel {
 // MARK: - StatusesFetcher
 
 extension TimelineViewModel: StatusesFetcher {
-  func fetchStatuses() async {
+  func fetchNewestStatuses() async {
     guard let client else { return }
     do {
-      if await datasource.isEmpty || timeline == .trending {
-        if await !datasource.isEmpty && timeline == .trending {
-          return
-        }
+      if await datasource.isEmpty || !timeline.supportNewestPagination {
+        await datasource.reset()
         try await fetchFirstPage(client: client)
       } else if let latest = await datasource.get().first {
         try await fetchNewPagesFrom(latestStatus: latest, client: client)
@@ -205,7 +203,7 @@ extension TimelineViewModel: StatusesFetcher {
         }
       }
       // And then we fetch statuses again toget newest statuses from there.
-      await fetchStatuses()
+      await fetchNewestStatuses()
     } else {
       var statuses: [Status] = try await client.get(endpoint: timeline.endpoint(sinceId: nil,
                                                                                 maxId: nil,