Stub out mark as read and star functionality

Multiplatform/Shared/Article/ArticleButtonState.swift

@@ -8,6 +8,16 @@
 
 import Foundation
 
+enum ArticleReadButtonState {
+	case on
+	case off
+}
+
+enum ArticleStarButtonState {
+	case on
+	case off
+}
+
 enum ArticleExtractorButtonState {
 	case error
 	case animated

Multiplatform/Shared/Article/ArticleModel.swift

@@ -20,14 +20,23 @@ protocol ArticleModelDelegate: class {
 	func selectArticle(_: ArticleModel, article: Article)
 }
 
+protocol ArticleManager: class {
+	var currentArticle: Article? { get }
+}
+
 class ArticleModel: ObservableObject {
 	
+	weak var articleManager: ArticleManager?
 	weak var delegate: ArticleModelDelegate?
 	
 	var webViewProvider: WebViewProvider? {
 		return delegate?.articleModelWebViewProvider
 	}
 	
+	var currentArticle: Article? {
+		return articleManager?.currentArticle
+	}
+	
 	// MARK: API
 	
 	func findPrevArticle(_ article: Article) -> Article? {
@@ -41,6 +50,19 @@ class ArticleModel: ObservableObject {
 	func selectArticle(_ article: Article) {
 		delegate?.selectArticle(self, article: article)
 	}
+
+	func toggleReadForCurrentArticle() {
+		if let article = currentArticle {
+			markArticles([article], statusKey: .starred, flag: !article.status.starred)
+		}
+	}
+	
+	func toggleStarForCurrentArticle() {
+		if let article = currentArticle {
+			markArticles([article], statusKey: .starred, flag: !article.status.starred)
+		}
+	}
+	
 	
 }
 

Multiplatform/Shared/SceneModel.swift

@@ -9,11 +9,15 @@
 import Foundation
 import Account
 import Articles
+import RSCore
 
 final class SceneModel: ObservableObject {
 	
 	@Published var refreshProgressState = RefreshProgressModel.State.none
 	
+	var undoManager: UndoManager?
+	var undoableCommands = [UndoableCommand]()
+	
 	var sidebarModel: SidebarModel?
 	var timelineModel: TimelineModel?
 	var articleModel: ArticleModel?
@@ -22,7 +26,7 @@ final class SceneModel: ObservableObject {
 	private var articleIconSchemeHandler: ArticleIconSchemeHandler? = nil
 	private var webViewProvider: WebViewProvider? = nil
 	
-	// MARK: API
+	// MARK: Initialization API
 
 	func startup() {
 		self.refreshProgressModel = RefreshProgressModel()
@@ -31,7 +35,28 @@ final class SceneModel: ObservableObject {
 		self.articleIconSchemeHandler = ArticleIconSchemeHandler(sceneModel: self)
 		self.webViewProvider = WebViewProvider(articleIconSchemeHandler: self.articleIconSchemeHandler!)
 	}
+	
+	// MARK: Article Status Change API
 
+	func toggleReadForCurrentArticle() {
+		articleModel?.toggleReadForCurrentArticle()
+	}
+	
+	func toggleRead(_ article: Article) {
+		guard !article.status.read || article.isAvailableToMarkUnread else { return }
+		markArticles([article], statusKey: .read, flag: !article.status.read)
+	}
+
+	func toggleStarForCurrentArticle() {
+		articleModel?.toggleStarForCurrentArticle()
+	}
+	
+	func toggleStar(_ article: Article) {
+		markArticles([article], statusKey: .starred, flag: !article.status.starred)
+	}
+	
+	// MARK: Resource lookup API
+	
 	func articleFor(_ articleID: String) -> Article? {
 		return timelineModel?.articleFor(articleID)
 	}
@@ -80,8 +105,22 @@ extension SceneModel: ArticleModelDelegate {
 	
 }
 
+// MARK: UndoableCommandRunner
+
+extension SceneModel: UndoableCommandRunner {
+	
+	func markArticlesWithUndo(_ articles: [Article], statusKey: ArticleStatus.Key, flag: Bool) {
+		guard let undoManager = undoManager, let markReadCommand = MarkStatusCommand(initialArticles: articles, statusKey: statusKey, flag: flag, undoManager: undoManager) else {
+			return
+		}
+		runCommand(markReadCommand)
+	}
+
+}
+
 // MARK: Private
 
 private extension SceneModel {
 	
+
 }

Multiplatform/Shared/SceneNavigationView.swift

@@ -10,6 +10,7 @@ import SwiftUI
 
 struct SceneNavigationView: View {
 
+	@Environment(\.undoManager) var undoManager
 	@StateObject private var sceneModel = SceneModel()
 	@State private var showSheet: Bool = false
 	@State private var sheetToShow: ToolbarSheets = .none
@@ -48,6 +49,7 @@ struct SceneNavigationView: View {
 		}
 		.environmentObject(sceneModel)
 		.onAppear {
+			sceneModel.undoManager = undoManager
 			sceneModel.startup()
 		}
 		.sheet(isPresented: $showSheet, onDismiss: { sheetToShow = .none }) {