Add widget support (#335)

ios/HackerNews/AppViewModel.swift

@@ -9,29 +9,6 @@ import Foundation
 import SwiftData
 import SwiftUI
 
-enum FeedType: CaseIterable {
-  case top
-  case new
-  case best
-  case ask
-  case show
-
-  var title: String {
-    switch self {
-    case .top:
-      return "Top"
-    case .new:
-      return "New"
-    case .best:
-      return "Best"
-    case .ask:
-      return "Ask"
-    case .show:
-      return "Show"
-    }
-  }
-}
-
 struct StoryContent {
   var id: Int64
   var title: String

ios/HackerNews/Feed/FeedType.swift

@@ -0,0 +1,29 @@
+//
+//  FeedType.swift
+//  HackerNews
+//
+//  Created by Trevor Elkins on 1/28/25.
+//
+
+enum FeedType: CaseIterable {
+  case top
+  case new
+  case best
+  case ask
+  case show
+
+  var title: String {
+    switch self {
+    case .top:
+      return "Top"
+    case .new:
+      return "New"
+    case .best:
+      return "Best"
+    case .ask:
+      return "Ask"
+    case .show:
+      return "Show"
+    }
+  }
+}

ios/HackerNews/HNApp.swift

@@ -12,14 +12,16 @@ import SwiftUI
 
 @main
 struct Hacker_NewsApp: App {
-  @State private var appModel = AppViewModel(bookmarkStore: LiveBookmarksDataStore.shared)
+  @State private var appModel = AppViewModel(
+    bookmarkStore: LiveBookmarksDataStore.shared)
   @State private var theme = Theme()
 
   init() {
     UINavigationBar.appearance().backgroundColor = .clear
     UICollectionView.appearance().backgroundColor = .clear
 
-    EMGReaper.sharedInstance().start(withAPIKey: "f77fb081-cfc2-4d15-acb5-18bad59c9376")
+    EMGReaper.sharedInstance().start(
+      withAPIKey: "f77fb081-cfc2-4d15-acb5-18bad59c9376")
 
     SentrySDK.start { options in
       options.dsn =
@@ -37,13 +39,16 @@ struct Hacker_NewsApp: App {
 
           ContentView(model: $appModel)
         }
-        .navigationDestination(for: AppViewModel.AppNavigation.self) { appNavigation in
+        .navigationDestination(for: AppViewModel.AppNavigation.self) {
+          appNavigation in
           switch appNavigation {
           case .webLink(let url, let title):
             WebViewContainer(url: url, title: title)
               .ignoresSafeArea()
           case .storyComments(let story):
-            let commentModel = CommentsViewModel(story: story, auth: appModel.authState) {
+            let commentModel = CommentsViewModel(
+              story: story, auth: appModel.authState
+            ) {
               destination in
               switch destination {
               case .back:
@@ -65,6 +70,26 @@ struct Hacker_NewsApp: App {
         }
       }
       .environment(theme)
+      .onOpenURL { url in
+        handleDeepLink(url)
+      }
+    }
+  }
+
+  private func handleDeepLink(_ url: URL) {
+    guard url.scheme == "hackernews",
+      url.host == "story",
+      let storyId = Int64(url.lastPathComponent)
+    else {
+      return
+    }
+
+    Task {
+      let stories = await HNApi().fetchPage(page: Page(ids: [storyId]))
+      if let story = stories.first {
+        appModel.navigationPath
+          .append(AppViewModel.AppNavigation.storyComments(story: story))
+      }
     }
   }
 }

ios/HackerNews/Hacker-News-Info.plist

@@ -6,6 +6,17 @@
 	<false/>
 	<key>LSMinimumSystemVersion</key>
 	<string>14.0</string>
+	<key>CFBundleURLTypes</key>
+	<array>
+		<dict>
+			<key>CFBundleURLSchemes</key>
+			<array>
+				<string>hackernews</string>
+			</array>
+			<key>CFBundleURLName</key>
+			<string>com.emerge.hackernews</string>
+		</dict>
+	</array>
 	<key>UIAppFonts</key>
 	<array>
 		<string>ibm_plex_sans_regular.ttf</string>

ios/HackerNews/Utils/Theme.swift

@@ -1,4 +1,10 @@
 import SwiftUI
+import WidgetKit
+
+enum ThemeContext {
+  case app
+  case widget
+}
 
 @MainActor
 @Observable
@@ -13,9 +19,12 @@ final class Theme {
   static let maxCommentFontSize: Double = 18
 
   static let defaultTitleFontSize: Double = 16
+  static let defaultWidgetTitleFontSize: Double = 13
   static let minTitleFontSize: Double = 14
   static let maxTitleFontSize: Double = 22
 
+  private let context: ThemeContext
+
   var useSystemFont: Bool {
     didSet {
       UserDefaults.standard.set(useSystemFont, forKey: Self.useSystemFontKey)
@@ -30,11 +39,13 @@ final class Theme {
 
   var commentFontSize: Double {
     didSet {
-      let clamped = commentFontSize.clamped(to: Self.minCommentFontSize...Self.maxCommentFontSize)
+      let clamped = commentFontSize.clamped(
+        to: Self.minCommentFontSize...Self.maxCommentFontSize)
       if clamped != commentFontSize {
         commentFontSize = clamped
       }
-      UserDefaults.standard.set(commentFontSize, forKey: Self.commentFontSizeKey)
+      UserDefaults.standard.set(
+        commentFontSize, forKey: Self.commentFontSizeKey)
     }
   }
 
@@ -44,16 +55,18 @@ final class Theme {
 
   var titleFontSize: Double {
     didSet {
-      let clamped = titleFontSize.clamped(to: Self.minTitleFontSize...Self.maxTitleFontSize)
+      let clamped = titleFontSize.clamped(
+        to: Self.minTitleFontSize...Self.maxTitleFontSize)
       if clamped != titleFontSize {
         titleFontSize = clamped
       }
       UserDefaults.standard.set(titleFontSize, forKey: Self.titleFontSizeKey)
     }
   }
-  
+
   var titleFont: Font {
-    userMonoFont(size: titleFontSize, weight: .bold)
+    let size = context == .app ? titleFontSize : Self.defaultWidgetTitleFontSize
+    return userMonoFont(size: size, weight: .bold)
   }
 
   var commentTextFont: Font {
@@ -103,10 +116,14 @@ final class Theme {
     }
   }
 
-  init() {
-    self.useSystemFont = UserDefaults.standard.object(forKey: Self.useSystemFontKey) as? Bool ?? false
+  init(context: ThemeContext = .app) {
+    self.context = context
+    self.useSystemFont =
+      UserDefaults.standard.object(forKey: Self.useSystemFontKey) as? Bool
+      ?? false
     self.useMonospaced =
-      UserDefaults.standard.object(forKey: Self.useMonospacedKey) as? Bool ?? true
+      UserDefaults.standard.object(forKey: Self.useMonospacedKey) as? Bool
+      ?? true
     self.commentFontSize =
       UserDefaults.standard.object(forKey: Self.commentFontSizeKey) as? Double
       ?? Self.defaultCommentFontSize

ios/HackerNewsHomeWidget/Assets.xcassets/AccentColor.colorset/Contents.json

@@ -0,0 +1,11 @@
+{
+  "colors" : [
+    {
+      "idiom" : "universal"
+    }
+  ],
+  "info" : {
+    "author" : "xcode",
+    "version" : 1
+  }
+}

ios/HackerNewsHomeWidget/Assets.xcassets/AppIcon.appiconset/Contents.json

@@ -0,0 +1,35 @@
+{
+  "images" : [
+    {
+      "idiom" : "universal",
+      "platform" : "ios",
+      "size" : "1024x1024"
+    },
+    {
+      "appearances" : [
+        {
+          "appearance" : "luminosity",
+          "value" : "dark"
+        }
+      ],
+      "idiom" : "universal",
+      "platform" : "ios",
+      "size" : "1024x1024"
+    },
+    {
+      "appearances" : [
+        {
+          "appearance" : "luminosity",
+          "value" : "tinted"
+        }
+      ],
+      "idiom" : "universal",
+      "platform" : "ios",
+      "size" : "1024x1024"
+    }
+  ],
+  "info" : {
+    "author" : "xcode",
+    "version" : 1
+  }
+}

ios/HackerNewsHomeWidget/Assets.xcassets/Contents.json

@@ -0,0 +1,6 @@
+{
+  "info" : {
+    "author" : "xcode",
+    "version" : 1
+  }
+}

ios/HackerNewsHomeWidget/Assets.xcassets/WidgetBackground.colorset/Contents.json

@@ -0,0 +1,11 @@
+{
+  "colors" : [
+    {
+      "idiom" : "universal"
+    }
+  ],
+  "info" : {
+    "author" : "xcode",
+    "version" : 1
+  }
+}