Add unread counts to Sidebar

Multiplatform/Shared/SceneNavigationView.swift

@@ -18,7 +18,7 @@ struct SceneNavigationView: View {
 		NavigationView {
 			#if os(macOS)
 			RegularSidebarContainerView()
-				.frame(minWidth: 100, idealWidth: 150, maxWidth: 200, maxHeight: .infinity)
+				.frame(minWidth: 100, idealWidth: 150, maxHeight: .infinity)
 			#else
 			if horizontalSizeClass == .compact {
 				CompactSidebarContainerView()

Multiplatform/Shared/Sidebar/SidebarItem.swift

@@ -47,6 +47,9 @@ struct SidebarItem: Identifiable {
 		self.id = .feed(feed.feedID!)
 		self.represented = feed
 		self.unreadCount = unreadCount
+		if let container = feed as? Container, container.hasAtLeastOneWebFeed() {
+			self.children = [SidebarItem]()
+		}
 	}
 
 	mutating func addChild(_ sidebarItem: SidebarItem) {

Multiplatform/Shared/Sidebar/SidebarItemView.swift

@@ -0,0 +1,25 @@
+//
+//  SidebarItemView.swift
+//  NetNewsWire
+//
+//  Created by Maurice Parker on 6/29/20.
+//  Copyright © 2020 Ranchero Software. All rights reserved.
+//
+
+import SwiftUI
+
+struct SidebarItemView: View {
+	
+	var sidebarItem: SidebarItem
+	
+    var body: some View {
+		HStack {
+			Text(verbatim: sidebarItem.nameForDisplay)
+			Spacer()
+			if sidebarItem.unreadCount > 0 {
+				UnreadCountView(count: sidebarItem.unreadCount)
+			}
+		}
+    }
+	
+}

Multiplatform/Shared/Sidebar/SidebarModel.swift

@@ -7,6 +7,7 @@
 //
 
 import Foundation
+import RSCore
 import Account
 
 protocol SidebarModelDelegate: class {
@@ -20,6 +21,12 @@ class SidebarModel: ObservableObject {
 	
 	@Published var sidebarItems = [SidebarItem]()
 	
+	init() {
+		NotificationCenter.default.addObserver(self, selector: #selector(unreadCountDidInitialize(_:)), name: .UnreadCountDidInitialize, object: nil)
+	}
+	
+	// MARK: API
+	
 	func rebuildSidebarItems() {
 		guard let delegate = delegate else { return }
 		var items = [SidebarItem]()
@@ -33,13 +40,13 @@ class SidebarModel: ObservableObject {
 		for account in AccountManager.shared.sortedActiveAccounts {
 			var accountItem = SidebarItem(account)
 			
-			for webFeed in account.topLevelWebFeeds {
+			for webFeed in sort(account.topLevelWebFeeds) {
 				accountItem.addChild(SidebarItem(webFeed, unreadCount: delegate.unreadCount(for: webFeed)))
 			}
 			
-			for folder in account.folders ?? Set<Folder>() {
+			for folder in sort(account.folders ?? Set<Folder>()) {
 				var folderItem = SidebarItem(folder, unreadCount: delegate.unreadCount(for: folder))
-				for webFeed in folder.topLevelWebFeeds {
+				for webFeed in sort(folder.topLevelWebFeeds) {
 					folderItem.addChild(SidebarItem(webFeed, unreadCount: delegate.unreadCount(for: webFeed)))
 				}
 				accountItem.addChild(folderItem)
@@ -52,3 +59,23 @@ class SidebarModel: ObservableObject {
 	}
 	
 }
+
+// MARK: Private
+private extension SidebarModel {
+	
+	@objc func unreadCountDidInitialize(_ notification: Notification) {
+		guard notification.object is AccountManager else {
+			return
+		}
+		rebuildSidebarItems()
+	}
+	
+	func sort(_ folders: Set<Folder>) -> [Folder] {
+		return folders.sorted(by: { $0.nameForDisplay.localizedStandardCompare($1.nameForDisplay) == .orderedAscending })
+	}
+
+	func sort(_ feeds: Set<WebFeed>) -> [Feed] {
+		return feeds.sorted(by: { $0.nameForDisplay.localizedStandardCompare($1.nameForDisplay) == .orderedAscending })
+	}
+	
+}

Multiplatform/Shared/Sidebar/SidebarView.swift

@@ -15,7 +15,7 @@ struct SidebarView: View {
 	var body: some View {
 		List {
 			OutlineGroup(sidebarModel.sidebarItems, children: \.children) { sidebarItem in
-				Text(sidebarItem.nameForDisplay)
+				SidebarItemView(sidebarItem: sidebarItem)
 			}
 		}
 	}

Multiplatform/Shared/Sidebar/UnreadCountView.swift

@@ -0,0 +1,27 @@
+//
+//  UnreadCountView.swift
+//  NetNewsWire
+//
+//  Created by Maurice Parker on 6/29/20.
+//  Copyright © 2020 Ranchero Software. All rights reserved.
+//
+
+import SwiftUI
+
+struct UnreadCountView: View {
+	
+	var count: Int
+	
+    var body: some View {
+		Text(verbatim: String(count))
+			.padding(.horizontal, 7)
+			.background(SwiftUI.Color.gray.opacity(0.5))
+			.cornerRadius(8)
+    }
+}
+
+struct UnreadCountView_Previews: PreviewProvider {
+    static var previews: some View {
+		UnreadCountView(count: 123)
+    }
+}