Launch with correct views instead of using placeholder text views

Multiplatform/Shared/SceneModel.swift

@@ -43,6 +43,7 @@ final class SceneModel: ObservableObject {
 	func startup() {
 		sidebarModel.delegate = self
 		timelineModel.delegate = self
+		timelineModel.startup()
 		
 		self.articleIconSchemeHandler = ArticleIconSchemeHandler(sceneModel: self)
 		self.webViewProvider = WebViewProvider(articleIconSchemeHandler: self.articleIconSchemeHandler!)
@@ -103,6 +104,10 @@ extension SceneModel: SidebarModelDelegate {
 
 extension SceneModel: TimelineModelDelegate {
 
+	var selectedFeeds: Published<[Feed]>.Publisher {
+		return sidebarModel.$selectedFeeds
+	}
+	
 	func timelineRequestedWebFeedSelection(_: TimelineModel, webFeed: WebFeed) {
 	}
 	

Multiplatform/Shared/SceneNavigationView.swift

@@ -32,22 +32,13 @@ struct SceneNavigationView: View {
 
 			#if os(iOS)
 			if horizontalSizeClass != .compact {
-				Text("Timeline")
-					.frame(maxWidth: .infinity, maxHeight: .infinity)
+				TimelineContainerView()
 			}
 			#else
-			Text("Timeline")
-				.frame(maxWidth: .infinity, maxHeight: .infinity)
+			TimelineContainerView()
 			#endif
 
-			#if os(macOS)
-			Text("None Selected")
-				.frame(maxWidth: .infinity, maxHeight: .infinity)
-				.toolbar { Spacer() }
-			#else
-			Text("None Selected")
-				.frame(maxWidth: .infinity, maxHeight: .infinity)
-			#endif
+			ArticleContainerView()
 		}
 		.environmentObject(sceneModel)
 		.onAppear {

Multiplatform/Shared/Sidebar/SidebarView.swift

@@ -46,7 +46,7 @@ struct SidebarView: View {
 				.help(sidebarModel.isReadFiltered ? "Show Read Feeds" : "Filter Read Feeds")
 			}
 			ZStack(alignment: .bottom) {
-				NavigationLink(destination: TimelineContainerView(feeds: sidebarModel.selectedFeeds), isActive: $navigate) {
+				NavigationLink(destination: TimelineContainerView(), isActive: $navigate) {
 					EmptyView()
 				}.hidden()
 				List(selection: $sidebarModel.selectedFeedIdentifiers) {
@@ -194,7 +194,7 @@ struct SidebarView: View {
 			#else
 			ZStack {
 				SidebarItemView(sidebarItem: sidebarItem)
-				NavigationLink(destination: TimelineContainerView(feeds: sidebarModel.selectedFeeds),
+				NavigationLink(destination: TimelineContainerView(),
 							   tag: sidebarItem.feed!.feedID!,
 							   selection: $sidebarModel.selectedFeedIdentifier) {
 					EmptyView()

Multiplatform/Shared/Timeline/TimelineContainerView.swift

@@ -13,20 +13,14 @@ struct TimelineContainerView: View {
 	
 	@Environment(\.undoManager) var undoManager
 	@EnvironmentObject private var sceneModel: SceneModel
-	var feeds: [Feed]? = nil
 	
 	@ViewBuilder var body: some View {
-		if let feeds = feeds {
-			TimelineView()
-				.modifier(TimelineToolbarModifier())
-				.environmentObject(sceneModel.timelineModel)
-				.onAppear {
-					sceneModel.timelineModel.undoManager = undoManager
-					sceneModel.timelineModel.fetchArticles(feeds: feeds)
-				}
-		} else {
-			EmptyView()
-		}
+		TimelineView()
+			.modifier(TimelineToolbarModifier())
+			.environmentObject(sceneModel.timelineModel)
+			.onAppear {
+				sceneModel.timelineModel.undoManager = undoManager
+			}
 	}
 	
 }

Multiplatform/Shared/Timeline/TimelineModel.swift

@@ -17,6 +17,7 @@ import Account
 import Articles
 
 protocol TimelineModelDelegate: class {
+	var selectedFeeds: Published<[Feed]>.Publisher { get }
 	func timelineRequestedWebFeedSelection(_: TimelineModel, webFeed: WebFeed)
 }
 
@@ -35,6 +36,7 @@ class TimelineModel: ObservableObject, UndoableCommandRunner {
 	var undoManager: UndoManager?
 	var undoableCommands = [UndoableCommand]()
 
+	private var selectedFeedsCancellable: AnyCancellable?
 	private var selectedArticleIDsCancellable: AnyCancellable?
 	private var selectedArticleIDCancellable: AnyCancellable?
 	private var selectedArticlesCancellable: AnyCancellable?
@@ -66,6 +68,7 @@ class TimelineModel: ObservableObject, UndoableCommandRunner {
 			}
 		}
 	}
+	
 	private var groupByFeed = AppDefaults.shared.timelineGroupByFeed {
 		didSet {
 			if groupByFeed != oldValue {
@@ -74,10 +77,16 @@ class TimelineModel: ObservableObject, UndoableCommandRunner {
 		}
 	}
 	
-	init() {
+	func startup() {
 		NotificationCenter.default.addObserver(self, selector: #selector(statusesDidChange(_:)), name: .StatusesDidChange, object: nil)
 		NotificationCenter.default.addObserver(self, selector: #selector(userDefaultsDidChange(_:)), name: UserDefaults.didChangeNotification, object: nil)
 		
+		// TODO: This should be rewritten to use Combine correctly
+		selectedFeedsCancellable = delegate?.selectedFeeds.sink { [weak self] feeds in
+			guard let self = self else { return }
+			self.fetchArticles(feeds: feeds)
+		}
+
 		// TODO: This should be rewritten to use Combine correctly
 		selectedArticleIDsCancellable = $selectedArticleIDs.sink { [weak self] articleIDs in
 			guard let self = self else { return }
@@ -106,19 +115,6 @@ class TimelineModel: ObservableObject, UndoableCommandRunner {
 	
 	// MARK: API
 	
-	func fetchArticles(feeds: [Feed]) {
-		self.feeds = feeds
-		
-		if feeds.count == 1 {
-			nameForDisplay = feeds.first!.nameForDisplay
-		} else {
-			nameForDisplay = NSLocalizedString("Multiple", comment: "Multiple Feeds")
-		}
-		
-		resetReadFilter()
-		fetchAndReplaceArticlesAsync()
-	}
-	
 	func toggleReadFilter() {
 		guard let filter = isReadFiltered, let feedID = feeds.first?.feedID else { return }
 		readFilterEnabledTable[feedID] = !filter
@@ -383,6 +379,19 @@ private extension TimelineModel {
 	
 	// MARK: Article Fetching
 	
+	func fetchArticles(feeds: [Feed]) {
+		self.feeds = feeds
+		
+		if feeds.count == 1 {
+			nameForDisplay = feeds.first!.nameForDisplay
+		} else {
+			nameForDisplay = NSLocalizedString("Multiple", comment: "Multiple Feeds")
+		}
+		
+		resetReadFilter()
+		fetchAndReplaceArticlesAsync()
+	}
+	
 	func fetchAndReplaceArticlesAsync() {
 		var fetchers = feeds as [ArticleFetcher]
 		if let fetcher = exceptionArticleFetcher {