Add Recents widget

Persistence/Sources/Persistence/LocalData.swift

@@ -59,6 +59,12 @@ public struct LocalData {
         public let clientSecret: String
         public let token: Token
         
+        /// A filename-safe string for this account
+        public var persistenceKey: String {
+            // slashes the base64 string turn into subdirectories which we don't want
+            id.base64EncodedString().replacingOccurrences(of: "/", with: "_")
+        }
+        
         public init(instanceURL: URL, clientID: String, clientSecret: String, token: Token) {
             // we use a hash of instance host and account id rather than random ids so that
             // user activites can uniquely identify accounts across devices

Persistence/Sources/Persistence/PersistentContainer.swift

@@ -27,9 +27,7 @@ public class PersistentContainer: NSPersistentContainer, @unchecked Sendable {
     private let logger = Logger(subsystem: Bundle.main.bundleIdentifier!, category: "PersistentContainer")
     
     public init(account: LocalData.Account) {
-        // slashes the base64 string turn into subdirectories which we don't want
+        super.init(name: account.persistenceKey, managedObjectModel: PersistentContainer.managedObjectModel)
-        let name = account.id.base64EncodedString().replacingOccurrences(of: "/", with: "_")
-        super.init(name: name, managedObjectModel: PersistentContainer.managedObjectModel)
         
         let groupContainerURL = FileManager.default.containerURL(forSecurityApplicationGroupIdentifier: "group.net.shadowfacts.Reader")!
         let containerAppSupportURL = groupContainerURL

Persistence/Sources/Persistence/Reader.xcdatamodeld/Reader.xcdatamodel/contents

@@ -29,6 +29,7 @@
     <entity name="SyncState" representedClassName="SyncState" syncable="YES" codeGenerationType="class">
         <attribute name="lastSync" attributeType="Date" usesScalarValueType="NO"/>
     </entity>
+    <fetchRequest name="FetchRequest" entity="Item" predicateString="TRUEPREDICATE"/>
     <elements>
         <element name="Feed" positionX="-54" positionY="9" width="128" height="119"/>
         <element name="Group" positionX="-63" positionY="-18" width="128" height="74"/>

Reader.xcodeproj/project.pbxproj

@@ -27,6 +27,9 @@
 		D6C68806272CD27700874C10 /* ReaderTests.swift in Sources */ = {isa = PBXBuildFile; fileRef = D6C68805272CD27700874C10 /* ReaderTests.swift */; };
 		D6C68810272CD27700874C10 /* ReaderUITests.swift in Sources */ = {isa = PBXBuildFile; fileRef = D6C6880F272CD27700874C10 /* ReaderUITests.swift */; };
 		D6C68812272CD27700874C10 /* ReaderUITestsLaunchTests.swift in Sources */ = {isa = PBXBuildFile; fileRef = D6C68811272CD27700874C10 /* ReaderUITestsLaunchTests.swift */; };
+		D6D5FA24285FE9DB00BBF188 /* WidgetHelper.swift in Sources */ = {isa = PBXBuildFile; fileRef = D6D5FA23285FE9DB00BBF188 /* WidgetHelper.swift */; };
+		D6D5FA27285FEA6900BBF188 /* WidgetData.swift in Sources */ = {isa = PBXBuildFile; fileRef = D6D5FA26285FEA6900BBF188 /* WidgetData.swift */; };
+		D6D5FA28285FEA8A00BBF188 /* WidgetData.swift in Sources */ = {isa = PBXBuildFile; fileRef = D6D5FA26285FEA6900BBF188 /* WidgetData.swift */; };
 		D6E2434C278B456A0005E546 /* ItemsViewController.swift in Sources */ = {isa = PBXBuildFile; fileRef = D6E2434B278B456A0005E546 /* ItemsViewController.swift */; };
 		D6E24363278BA1410005E546 /* ItemCollectionViewCell.swift in Sources */ = {isa = PBXBuildFile; fileRef = D6E24361278BA1410005E546 /* ItemCollectionViewCell.swift */; };
 		D6E24369278BABB40005E546 /* UIColor+App.swift in Sources */ = {isa = PBXBuildFile; fileRef = D6E24368278BABB40005E546 /* UIColor+App.swift */; };
@@ -39,6 +42,15 @@
 		D6EEDE87285FA75D009F854E /* Fervor in Frameworks */ = {isa = PBXBuildFile; productRef = D6EEDE86285FA75D009F854E /* Fervor */; };
 		D6EEDE89285FA75F009F854E /* Persistence in Frameworks */ = {isa = PBXBuildFile; productRef = D6EEDE88285FA75F009F854E /* Persistence */; };
 		D6EEDE8B285FA7FD009F854E /* LocalData+Migration.swift in Sources */ = {isa = PBXBuildFile; fileRef = D6EEDE8A285FA7FD009F854E /* LocalData+Migration.swift */; };
+		D6EEDE92285FA915009F854E /* WidgetKit.framework in Frameworks */ = {isa = PBXBuildFile; fileRef = D6EEDE91285FA915009F854E /* WidgetKit.framework */; };
+		D6EEDE94285FA915009F854E /* SwiftUI.framework in Frameworks */ = {isa = PBXBuildFile; fileRef = D6EEDE93285FA915009F854E /* SwiftUI.framework */; };
+		D6EEDE97285FA915009F854E /* Widgets.swift in Sources */ = {isa = PBXBuildFile; fileRef = D6EEDE96285FA915009F854E /* Widgets.swift */; };
+		D6EEDE9A285FA915009F854E /* Assets.xcassets in Resources */ = {isa = PBXBuildFile; fileRef = D6EEDE99285FA915009F854E /* Assets.xcassets */; };
+		D6EEDE9C285FA915009F854E /* Widgets.intentdefinition in Sources */ = {isa = PBXBuildFile; fileRef = D6EEDE98285FA915009F854E /* Widgets.intentdefinition */; };
+		D6EEDE9D285FA915009F854E /* Widgets.intentdefinition in Sources */ = {isa = PBXBuildFile; fileRef = D6EEDE98285FA915009F854E /* Widgets.intentdefinition */; };
+		D6EEDEA0285FA915009F854E /* WidgetsExtension.appex in Embed PlugIns */ = {isa = PBXBuildFile; fileRef = D6EEDE90285FA915009F854E /* WidgetsExtension.appex */; settings = {ATTRIBUTES = (RemoveHeadersOnCopy, ); }; };
+		D6EEDEA7285FAE4D009F854E /* Recents.swift in Sources */ = {isa = PBXBuildFile; fileRef = D6EEDEA5285FAD24009F854E /* Recents.swift */; };
+		D6EEDEA9285FAE60009F854E /* Persistence in Frameworks */ = {isa = PBXBuildFile; productRef = D6EEDEA8285FAE60009F854E /* Persistence */; };
 /* End PBXBuildFile section */
 
 /* Begin PBXContainerItemProxy section */
@@ -63,6 +75,13 @@
 			remoteGlobalIDString = D6C687E7272CD27600874C10;
 			remoteInfo = Reader;
 		};
+		D6EEDE9E285FA915009F854E /* PBXContainerItemProxy */ = {
+			isa = PBXContainerItemProxy;
+			containerPortal = D6C687E0272CD27600874C10 /* Project object */;
+			proxyType = 1;
+			remoteGlobalIDString = D6EEDE8F285FA915009F854E;
+			remoteInfo = WidgetsExtension;
+		};
 /* End PBXContainerItemProxy section */
 
 /* Begin PBXCopyFilesBuildPhase section */
@@ -72,6 +91,7 @@
 			dstPath = "";
 			dstSubfolderSpec = 13;
 			files = (
+				D6EEDEA0285FA915009F854E /* WidgetsExtension.appex in Embed PlugIns */,
 				D6840914279487DC00E327D2 /* ReaderMac.bundle in Embed PlugIns */,
 			);
 			name = "Embed PlugIns";
@@ -119,6 +139,8 @@
 		D6C6880B272CD27700874C10 /* ReaderUITests.xctest */ = {isa = PBXFileReference; explicitFileType = wrapper.cfbundle; includeInIndex = 0; path = ReaderUITests.xctest; sourceTree = BUILT_PRODUCTS_DIR; };
 		D6C6880F272CD27700874C10 /* ReaderUITests.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = ReaderUITests.swift; sourceTree = "<group>"; };
 		D6C68811272CD27700874C10 /* ReaderUITestsLaunchTests.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = ReaderUITestsLaunchTests.swift; sourceTree = "<group>"; };
+		D6D5FA23285FE9DB00BBF188 /* WidgetHelper.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = WidgetHelper.swift; sourceTree = "<group>"; };
+		D6D5FA26285FEA6900BBF188 /* WidgetData.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = WidgetData.swift; sourceTree = "<group>"; };
 		D6E2434B278B456A0005E546 /* ItemsViewController.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = ItemsViewController.swift; sourceTree = "<group>"; };
 		D6E24361278BA1410005E546 /* ItemCollectionViewCell.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = ItemCollectionViewCell.swift; sourceTree = "<group>"; };
 		D6E24368278BABB40005E546 /* UIColor+App.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = "UIColor+App.swift"; sourceTree = "<group>"; };
@@ -128,6 +150,15 @@
 		D6EB531C278C89C300AD2E61 /* AppNavigationController.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = AppNavigationController.swift; sourceTree = "<group>"; };
 		D6EB531E278E4A7500AD2E61 /* StretchyMenuInteraction.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = StretchyMenuInteraction.swift; sourceTree = "<group>"; };
 		D6EEDE8A285FA7FD009F854E /* LocalData+Migration.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = "LocalData+Migration.swift"; sourceTree = "<group>"; };
+		D6EEDE90285FA915009F854E /* WidgetsExtension.appex */ = {isa = PBXFileReference; explicitFileType = "wrapper.app-extension"; includeInIndex = 0; path = WidgetsExtension.appex; sourceTree = BUILT_PRODUCTS_DIR; };
+		D6EEDE91285FA915009F854E /* WidgetKit.framework */ = {isa = PBXFileReference; lastKnownFileType = wrapper.framework; name = WidgetKit.framework; path = System/Library/Frameworks/WidgetKit.framework; sourceTree = SDKROOT; };
+		D6EEDE93285FA915009F854E /* SwiftUI.framework */ = {isa = PBXFileReference; lastKnownFileType = wrapper.framework; name = SwiftUI.framework; path = System/Library/Frameworks/SwiftUI.framework; sourceTree = SDKROOT; };
+		D6EEDE96285FA915009F854E /* Widgets.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = Widgets.swift; sourceTree = "<group>"; };
+		D6EEDE98285FA915009F854E /* Widgets.intentdefinition */ = {isa = PBXFileReference; lastKnownFileType = file.intentdefinition; path = Widgets.intentdefinition; sourceTree = "<group>"; };
+		D6EEDE99285FA915009F854E /* Assets.xcassets */ = {isa = PBXFileReference; lastKnownFileType = folder.assetcatalog; path = Assets.xcassets; sourceTree = "<group>"; };
+		D6EEDE9B285FA915009F854E /* Info.plist */ = {isa = PBXFileReference; lastKnownFileType = text.plist.xml; path = Info.plist; sourceTree = "<group>"; };
+		D6EEDEA1285FA915009F854E /* WidgetsExtension.entitlements */ = {isa = PBXFileReference; lastKnownFileType = text.plist.entitlements; path = WidgetsExtension.entitlements; sourceTree = "<group>"; };
+		D6EEDEA5285FAD24009F854E /* Recents.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = Recents.swift; sourceTree = "<group>"; };
 /* End PBXFileReference section */
 
 /* Begin PBXFrameworksBuildPhase section */
@@ -162,6 +193,16 @@
 			);
 			runOnlyForDeploymentPostprocessing = 0;
 		};
+		D6EEDE8D285FA915009F854E /* Frameworks */ = {
+			isa = PBXFrameworksBuildPhase;
+			buildActionMask = 2147483647;
+			files = (
+				D6EEDEA9285FAE60009F854E /* Persistence in Frameworks */,
+				D6EEDE94285FA915009F854E /* SwiftUI.framework in Frameworks */,
+				D6EEDE92285FA915009F854E /* WidgetKit.framework in Frameworks */,
+			);
+			runOnlyForDeploymentPostprocessing = 0;
+		};
 /* End PBXFrameworksBuildPhase section */
 
 /* Begin PBXGroup section */
@@ -216,6 +257,8 @@
 			isa = PBXGroup;
 			children = (
 				D68B3037279099FD00E8B3FA /* liblolhtml.a */,
+				D6EEDE91285FA915009F854E /* WidgetKit.framework */,
+				D6EEDE93285FA915009F854E /* SwiftUI.framework */,
 			);
 			name = Frameworks;
 			sourceTree = "<group>";
@@ -223,12 +266,14 @@
 		D6C687DF272CD27600874C10 = {
 			isa = PBXGroup;
 			children = (
+				D6EEDEA1285FA915009F854E /* WidgetsExtension.entitlements */,
 				D6AB5E9B285F706F00157F2F /* Persistence */,
 				D6AB5E9A285F6FE100157F2F /* Fervor */,
 				D6C687EA272CD27600874C10 /* Reader */,
 				D6C68804272CD27700874C10 /* ReaderTests */,
 				D6C6880E272CD27700874C10 /* ReaderUITests */,
 				D6840911279486C400E327D2 /* ReaderMac */,
+				D6EEDE95285FA915009F854E /* Widgets */,
 				D6C687E9272CD27600874C10 /* Products */,
 				D68B302E278FDCE200E8B3FA /* Frameworks */,
 			);
@@ -241,6 +286,7 @@
 				D6C68801272CD27700874C10 /* ReaderTests.xctest */,
 				D6C6880B272CD27700874C10 /* ReaderUITests.xctest */,
 				D684090D279486BF00E327D2 /* ReaderMac.bundle */,
+				D6EEDE90285FA915009F854E /* WidgetsExtension.appex */,
 			);
 			name = Products;
 			sourceTree = "<group>";
@@ -261,6 +307,7 @@
 				D68408EE2794808E00E327D2 /* Preferences.swift */,
 				D608238C27DE729E00D7D5F9 /* ItemListType.swift */,
 				D6EEDE8A285FA7FD009F854E /* LocalData+Migration.swift */,
+				D6D5FA25285FEA5B00BBF188 /* Widgets */,
 				D65B18AF2750468B004A9448 /* Screens */,
 				D6C687F7272CD27700874C10 /* Assets.xcassets */,
 				D6C687F9272CD27700874C10 /* LaunchScreen.storyboard */,
@@ -288,6 +335,15 @@
 			path = ReaderUITests;
 			sourceTree = "<group>";
 		};
+		D6D5FA25285FEA5B00BBF188 /* Widgets */ = {
+			isa = PBXGroup;
+			children = (
+				D6D5FA23285FE9DB00BBF188 /* WidgetHelper.swift */,
+				D6D5FA26285FEA6900BBF188 /* WidgetData.swift */,
+			);
+			path = Widgets;
+			sourceTree = "<group>";
+		};
 		D6E2434A278B455C0005E546 /* Items */ = {
 			isa = PBXGroup;
 			children = (
@@ -305,6 +361,18 @@
 			path = Read;
 			sourceTree = "<group>";
 		};
+		D6EEDE95285FA915009F854E /* Widgets */ = {
+			isa = PBXGroup;
+			children = (
+				D6EEDE96285FA915009F854E /* Widgets.swift */,
+				D6EEDEA5285FAD24009F854E /* Recents.swift */,
+				D6EEDE98285FA915009F854E /* Widgets.intentdefinition */,
+				D6EEDE99285FA915009F854E /* Assets.xcassets */,
+				D6EEDE9B285FA915009F854E /* Info.plist */,
+			);
+			path = Widgets;
+			sourceTree = "<group>";
+		};
 /* End PBXGroup section */
 
 /* Begin PBXNativeTarget section */
@@ -340,6 +408,7 @@
 			);
 			dependencies = (
 				D6840916279487DC00E327D2 /* PBXTargetDependency */,
+				D6EEDE9F285FA915009F854E /* PBXTargetDependency */,
 			);
 			name = Reader;
 			packageProductDependencies = (
@@ -387,6 +456,26 @@
 			productReference = D6C6880B272CD27700874C10 /* ReaderUITests.xctest */;
 			productType = "com.apple.product-type.bundle.ui-testing";
 		};
+		D6EEDE8F285FA915009F854E /* WidgetsExtension */ = {
+			isa = PBXNativeTarget;
+			buildConfigurationList = D6EEDEA2285FA915009F854E /* Build configuration list for PBXNativeTarget "WidgetsExtension" */;
+			buildPhases = (
+				D6EEDE8C285FA915009F854E /* Sources */,
+				D6EEDE8D285FA915009F854E /* Frameworks */,
+				D6EEDE8E285FA915009F854E /* Resources */,
+			);
+			buildRules = (
+			);
+			dependencies = (
+			);
+			name = WidgetsExtension;
+			packageProductDependencies = (
+				D6EEDEA8285FAE60009F854E /* Persistence */,
+			);
+			productName = WidgetsExtension;
+			productReference = D6EEDE90285FA915009F854E /* WidgetsExtension.appex */;
+			productType = "com.apple.product-type.app-extension";
+		};
 /* End PBXNativeTarget section */
 
 /* Begin PBXProject section */
@@ -394,7 +483,7 @@
 			isa = PBXProject;
 			attributes = {
 				BuildIndependentTargetsInParallel = 1;
-				LastSwiftUpdateCheck = 1320;
+				LastSwiftUpdateCheck = 1400;
 				LastUpgradeCheck = 1400;
 				TargetAttributes = {
 					D684090C279486BF00E327D2 = {
@@ -412,6 +501,9 @@
 						CreatedOnToolsVersion = 13.2;
 						TestTargetID = D6C687E7272CD27600874C10;
 					};
+					D6EEDE8F285FA915009F854E = {
+						CreatedOnToolsVersion = 14.0;
+					};
 				};
 			};
 			buildConfigurationList = D6C687E3272CD27600874C10 /* Build configuration list for PBXProject "Reader" */;
@@ -434,6 +526,7 @@
 				D6C68800272CD27700874C10 /* ReaderTests */,
 				D6C6880A272CD27700874C10 /* ReaderUITests */,
 				D684090C279486BF00E327D2 /* ReaderMac */,
+				D6EEDE8F285FA915009F854E /* WidgetsExtension */,
 			);
 		};
 /* End PBXProject section */
@@ -471,6 +564,14 @@
 			);
 			runOnlyForDeploymentPostprocessing = 0;
 		};
+		D6EEDE8E285FA915009F854E /* Resources */ = {
+			isa = PBXResourcesBuildPhase;
+			buildActionMask = 2147483647;
+			files = (
+				D6EEDE9A285FA915009F854E /* Assets.xcassets in Resources */,
+			);
+			runOnlyForDeploymentPostprocessing = 0;
+		};
 /* End PBXResourcesBuildPhase section */
 
 /* Begin PBXShellScriptBuildPhase section */
@@ -510,6 +611,7 @@
 			files = (
 				D608238D27DE729E00D7D5F9 /* ItemListType.swift in Sources */,
 				D65B18B627504920004A9448 /* FervorController.swift in Sources */,
+				D6D5FA27285FEA6900BBF188 /* WidgetData.swift in Sources */,
 				D68B304227932ED500E8B3FA /* UserActivities.swift in Sources */,
 				D6C687EC272CD27600874C10 /* AppDelegate.swift in Sources */,
 				D6E2436B278BB1880005E546 /* HomeCollectionViewCell.swift in Sources */,
@@ -521,9 +623,11 @@
 				D6EB531F278E4A7500AD2E61 /* StretchyMenuInteraction.swift in Sources */,
 				D68B30402792729A00E8B3FA /* AppSplitViewController.swift in Sources */,
 				D65B18B22750469D004A9448 /* LoginViewController.swift in Sources */,
+				D6EEDE9D285FA915009F854E /* Widgets.intentdefinition in Sources */,
 				D68408ED2794803D00E327D2 /* PrefsView.swift in Sources */,
 				D68408EF2794808E00E327D2 /* Preferences.swift in Sources */,
 				D68B303627907D9200E8B3FA /* ExcerptGenerator.swift in Sources */,
+				D6D5FA24285FE9DB00BBF188 /* WidgetHelper.swift in Sources */,
 				D6E24363278BA1410005E546 /* ItemCollectionViewCell.swift in Sources */,
 				D6E2436E278BD8160005E546 /* ReadViewController.swift in Sources */,
 				D65B18C127505348004A9448 /* HomeViewController.swift in Sources */,
@@ -548,6 +652,17 @@
 			);
 			runOnlyForDeploymentPostprocessing = 0;
 		};
+		D6EEDE8C285FA915009F854E /* Sources */ = {
+			isa = PBXSourcesBuildPhase;
+			buildActionMask = 2147483647;
+			files = (
+				D6EEDE9C285FA915009F854E /* Widgets.intentdefinition in Sources */,
+				D6D5FA28285FEA8A00BBF188 /* WidgetData.swift in Sources */,
+				D6EEDEA7285FAE4D009F854E /* Recents.swift in Sources */,
+				D6EEDE97285FA915009F854E /* Widgets.swift in Sources */,
+			);
+			runOnlyForDeploymentPostprocessing = 0;
+		};
 /* End PBXSourcesBuildPhase section */
 
 /* Begin PBXTargetDependency section */
@@ -567,6 +682,11 @@
 			target = D6C687E7272CD27600874C10 /* Reader */;
 			targetProxy = D6C6880C272CD27700874C10 /* PBXContainerItemProxy */;
 		};
+		D6EEDE9F285FA915009F854E /* PBXTargetDependency */ = {
+			isa = PBXTargetDependency;
+			target = D6EEDE8F285FA915009F854E /* WidgetsExtension */;
+			targetProxy = D6EEDE9E285FA915009F854E /* PBXContainerItemProxy */;
+		};
 /* End PBXTargetDependency section */
 
 /* Begin PBXVariantGroup section */
@@ -922,6 +1042,66 @@
 			};
 			name = Release;
 		};
+		D6EEDEA3285FA915009F854E /* Debug */ = {
+			isa = XCBuildConfiguration;
+			buildSettings = {
+				ASSETCATALOG_COMPILER_GLOBAL_ACCENT_COLOR_NAME = AccentColor;
+				ASSETCATALOG_COMPILER_WIDGET_BACKGROUND_COLOR_NAME = WidgetBackground;
+				CODE_SIGN_ENTITLEMENTS = WidgetsExtension.entitlements;
+				CODE_SIGN_STYLE = Automatic;
+				CURRENT_PROJECT_VERSION = 1;
+				DEVELOPMENT_TEAM = V4WK9KR9U2;
+				GENERATE_INFOPLIST_FILE = YES;
+				INFOPLIST_FILE = Widgets/Info.plist;
+				INFOPLIST_KEY_CFBundleDisplayName = Widgets;
+				INFOPLIST_KEY_NSHumanReadableCopyright = "";
+				IPHONEOS_DEPLOYMENT_TARGET = 16.0;
+				LD_RUNPATH_SEARCH_PATHS = (
+					"$(inherited)",
+					"@executable_path/Frameworks",
+					"@executable_path/../../Frameworks",
+				);
+				MARKETING_VERSION = 1.0;
+				PRODUCT_BUNDLE_IDENTIFIER = net.shadowfacts.Reader.Widgets;
+				PRODUCT_NAME = "$(TARGET_NAME)";
+				SKIP_INSTALL = YES;
+				SUPPORTS_MACCATALYST = YES;
+				SWIFT_EMIT_LOC_STRINGS = YES;
+				SWIFT_VERSION = 5.0;
+				TARGETED_DEVICE_FAMILY = "1,2";
+			};
+			name = Debug;
+		};
+		D6EEDEA4285FA915009F854E /* Release */ = {
+			isa = XCBuildConfiguration;
+			buildSettings = {
+				ASSETCATALOG_COMPILER_GLOBAL_ACCENT_COLOR_NAME = AccentColor;
+				ASSETCATALOG_COMPILER_WIDGET_BACKGROUND_COLOR_NAME = WidgetBackground;
+				CODE_SIGN_ENTITLEMENTS = WidgetsExtension.entitlements;
+				CODE_SIGN_STYLE = Automatic;
+				CURRENT_PROJECT_VERSION = 1;
+				DEVELOPMENT_TEAM = V4WK9KR9U2;
+				GENERATE_INFOPLIST_FILE = YES;
+				INFOPLIST_FILE = Widgets/Info.plist;
+				INFOPLIST_KEY_CFBundleDisplayName = Widgets;
+				INFOPLIST_KEY_NSHumanReadableCopyright = "";
+				IPHONEOS_DEPLOYMENT_TARGET = 16.0;
+				LD_RUNPATH_SEARCH_PATHS = (
+					"$(inherited)",
+					"@executable_path/Frameworks",
+					"@executable_path/../../Frameworks",
+				);
+				MARKETING_VERSION = 1.0;
+				PRODUCT_BUNDLE_IDENTIFIER = net.shadowfacts.Reader.Widgets;
+				PRODUCT_NAME = "$(TARGET_NAME)";
+				SKIP_INSTALL = YES;
+				SUPPORTS_MACCATALYST = YES;
+				SWIFT_EMIT_LOC_STRINGS = YES;
+				SWIFT_VERSION = 5.0;
+				TARGETED_DEVICE_FAMILY = "1,2";
+			};
+			name = Release;
+		};
 /* End XCBuildConfiguration section */
 
 /* Begin XCConfigurationList section */
@@ -970,6 +1150,15 @@
 			defaultConfigurationIsVisible = 0;
 			defaultConfigurationName = Release;
 		};
+		D6EEDEA2285FA915009F854E /* Build configuration list for PBXNativeTarget "WidgetsExtension" */ = {
+			isa = XCConfigurationList;
+			buildConfigurations = (
+				D6EEDEA3285FA915009F854E /* Debug */,
+				D6EEDEA4285FA915009F854E /* Release */,
+			);
+			defaultConfigurationIsVisible = 0;
+			defaultConfigurationName = Release;
+		};
 /* End XCConfigurationList section */
 
 /* Begin XCRemoteSwiftPackageReference section */
@@ -997,6 +1186,10 @@
 			isa = XCSwiftPackageProductDependency;
 			productName = Persistence;
 		};
+		D6EEDEA8285FAE60009F854E /* Persistence */ = {
+			isa = XCSwiftPackageProductDependency;
+			productName = Persistence;
+		};
 /* End XCSwiftPackageProductDependency section */
 	};
 	rootObject = D6C687E0272CD27600874C10 /* Project object */;

Reader/FervorController.swift

@@ -89,6 +89,8 @@ actor FervorController {
         
         setSyncState(.excerpts)
         await ExcerptGenerator.generateAll(self)
+        
+        await WidgetHelper.updateWidgetData(fervorController: self)
     }
     
     @MainActor

Reader/Info.plist

@@ -4,14 +4,15 @@
 <dict>
 	<key>NSUserActivityTypes</key>
 	<array>
-		<string>$(PRODUCT_BUNDLE_IDENTIFIER).activity.read-unread</string>
+		<string>$(PRODUCT_BUNDLE_IDENTIFIER).activity.activate-account</string>
+		<string>$(PRODUCT_BUNDLE_IDENTIFIER).activity.add-account</string>
+		<string>$(PRODUCT_BUNDLE_IDENTIFIER).activity.preferences</string>
 		<string>$(PRODUCT_BUNDLE_IDENTIFIER).activity.read-all</string>
 		<string>$(PRODUCT_BUNDLE_IDENTIFIER).activity.read-feed</string>
 		<string>$(PRODUCT_BUNDLE_IDENTIFIER).activity.read-group</string>
 		<string>$(PRODUCT_BUNDLE_IDENTIFIER).activity.read-item</string>
-		<string>$(PRODUCT_BUNDLE_IDENTIFIER).activity.preferences</string>
+		<string>$(PRODUCT_BUNDLE_IDENTIFIER).activity.read-unread</string>
-		<string>$(PRODUCT_BUNDLE_IDENTIFIER).activity.add-account</string>
+		<string>ConfigurationIntent</string>
-		<string>$(PRODUCT_BUNDLE_IDENTIFIER).activity.activate-account</string>
 	</array>
 	<key>UIApplicationSceneManifest</key>
 	<dict>
@@ -28,10 +29,10 @@
 					<string>$(PRODUCT_MODULE_NAME).SceneDelegate</string>
 				</dict>
 				<dict>
-					<key>UISceneDelegateClassName</key>
-					<string>$(PRODUCT_MODULE_NAME).PrefsSceneDelegate</string>
 					<key>UISceneConfigurationName</key>
 					<string>prefs</string>
+					<key>UISceneDelegateClassName</key>
+					<string>$(PRODUCT_MODULE_NAME).PrefsSceneDelegate</string>
 				</dict>
 			</array>
 		</dict>

Reader/SceneDelegate.swift

@@ -95,6 +95,9 @@ class SceneDelegate: UIResponder, UIWindowSceneDelegate {
             Task(priority: .userInitiated) {
                 await fervorController.syncReadToServer()
             }
+            Task(priority: .userInitiated) {
+                await WidgetHelper.updateWidgetData(fervorController: fervorController)
+            }
         }
     }
 
@@ -119,6 +122,36 @@ class SceneDelegate: UIResponder, UIWindowSceneDelegate {
         }
     }
     
+    func scene(_ scene: UIScene, openURLContexts URLContexts: Set<UIOpenURLContext>) {
+        let url = URLContexts.first!.url
+        guard url.scheme == "reader",
+              url.host == "item",
+              let itemID = url.pathComponents.last else {
+            logger.error("Launched with unknown URL: \(url.absoluteString, privacy: .public)")
+            return
+        }
+        guard let split = window?.rootViewController as? AppSplitViewController else {
+            logger.error("Could not handle URL: missing split VC")
+            return
+        }
+        let req = Item.fetchRequest()
+        req.predicate = NSPredicate(format: "id = %@", itemID)
+        if let items = try? fervorController.persistentContainer.viewContext.fetch(req),
+           let item = items.first {
+            split.showItem(item)
+            Task {
+                await fervorController.markItem(item, read: true)
+            }
+        } else {
+            Task {
+                if let item = try? await fervorController.fetchItem(id: itemID) {
+                    split.showItem(item)
+                    await fervorController.markItem(item, read: true)
+                }
+            }
+        }
+    }
+    
     private func setupUI(from activity: NSUserActivity) async {
         guard let split = window?.rootViewController as? AppSplitViewController else {
             logger.error("Failed to setup UI for user activity: missing split VC")

Reader/Screens/AppSplitViewController.swift

@@ -87,6 +87,7 @@ class AppSplitViewController: UISplitViewController {
         home.selectItem(type)
     }
     
+    @discardableResult
     func showItem(_ item: Item) -> ReadViewController {
         if traitCollection.horizontalSizeClass == .compact {
             let nav = viewController(for: .compact) as! UINavigationController

Reader/Widgets/WidgetData.swift

@@ -0,0 +1,53 @@
+//
+//  WidgetData.swift
+//  Reader
+//
+//  Created by Shadowfacts on 6/19/22.
+//
+
+import Foundation
+import Persistence
+
+struct WidgetData: Codable {
+    let recentItems: [Item]
+    
+    private static func url(for account: LocalData.Account) -> URL {
+        let groupContainerURL = FileManager.default.containerURL(forSecurityApplicationGroupIdentifier: "group.net.shadowfacts.Reader")!
+        let appSupport = groupContainerURL
+            .appendingPathComponent("Library", isDirectory: true)
+            .appendingPathComponent("Application Support", isDirectory: true)
+        let widgetData = appSupport.appendingPathComponent("Widget Data", isDirectory: true)
+        return widgetData
+            .appendingPathComponent(account.persistenceKey)
+            .appendingPathExtension("plist")
+    }
+    
+    static func load(account: LocalData.Account) -> WidgetData {
+        let url = url(for: account)
+        let decoder = PropertyListDecoder()
+        guard let data = try? Data(contentsOf: url),
+              let decoded = try? decoder.decode(WidgetData.self, from: data) else {
+            return WidgetData(recentItems: [])
+        }
+        return decoded
+    }
+    
+    func save(account: LocalData.Account) {
+        let encoder = PropertyListEncoder()
+        let data = try! encoder.encode(self)
+        let url = WidgetData.url(for: account)
+        try! FileManager.default.createDirectory(at: url.deletingLastPathComponent(), withIntermediateDirectories: true)
+        try! data.write(to: url, options: .noFileProtection)
+    }
+    
+    struct Item: Codable, Identifiable {
+        let id: String
+        let feedTitle: String?
+        let title: String?
+        let published: Date?
+        
+        var launchURL: URL {
+            return URL(string: "reader://item/\(id)")!
+        }
+    }
+}

Reader/Widgets/WidgetHelper.swift

@@ -0,0 +1,54 @@
+//
+//  WidgetHelper.swift
+//  Reader
+//
+//  Created by Shadowfacts on 6/19/22.
+//
+
+import Foundation
+import WidgetKit
+import Persistence
+
+struct WidgetHelper {
+    private init() {}
+    
+    private static let maxDisplayableItems = 8
+    
+    static func updateWidgetData(fervorController: FervorController) async {
+        // Accessing CoreData from the widget extension puts us over the memory limit, so we pre-generate all the data it needs and save it to disk
+        
+        let prioritizedItems: [WidgetData.Item] = await fervorController.persistentContainer.performBackgroundTask { ctx in
+            let req = Item.fetchRequest()
+            req.sortDescriptors = [NSSortDescriptor(key: "published", ascending: false)]
+            req.fetchLimit = 32
+            req.predicate = NSPredicate(format: "read = NO")
+            var items = (try? ctx.fetch(req)) ?? []
+            
+            var prioritizedItems: [Item] = []
+            
+            while prioritizedItems.count < maxDisplayableItems {
+                let firstFromUnseenFeedIdx = items.firstIndex { item in
+                    prioritizedItems.allSatisfy { existing in
+                        existing.feed != item.feed
+                    }
+                }
+                if let firstFromUnseenFeedIdx {
+                    prioritizedItems.append(items.remove(at: firstFromUnseenFeedIdx))
+                } else if let item = items.first {
+                    prioritizedItems.append(item)
+                    items.removeFirst()
+                } else {
+                    break
+                }
+            }
+
+            return prioritizedItems.map {
+                WidgetData.Item(id: $0.id!, feedTitle: $0.feed?.title, title: $0.title, published: $0.published)
+            }
+        }
+        
+        WidgetData(recentItems: prioritizedItems).save(account: fervorController.account!)
+        
+        WidgetCenter.shared.reloadAllTimelines()
+    }
+}

Widgets/Assets.xcassets/AccentColor.colorset/Contents.json

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

Widgets/Assets.xcassets/AppIcon.appiconset/Contents.json

@@ -0,0 +1,13 @@
+{
+  "images" : [
+    {
+      "idiom" : "universal",
+      "platform" : "ios",
+      "size" : "1024x1024"
+    }
+  ],
+  "info" : {
+    "author" : "xcode",
+    "version" : 1
+  }
+}

Widgets/Assets.xcassets/Contents.json

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

Widgets/Assets.xcassets/WidgetBackground.colorset/Contents.json

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

Widgets/Info.plist

@@ -0,0 +1,11 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+<dict>
+	<key>NSExtension</key>
+	<dict>
+		<key>NSExtensionPointIdentifier</key>
+		<string>com.apple.widgetkit-extension</string>
+	</dict>
+</dict>
+</plist>

Widgets/Recents.swift

@@ -0,0 +1,196 @@
+//
+//  Recents.swift
+//  Reader
+//
+//  Created by Shadowfacts on 6/19/22.
+//
+
+import WidgetKit
+import SwiftUI
+import Persistence
+
+struct RecentsProvider: IntentTimelineProvider {
+    func placeholder(in context: Context) -> RecentsEntry {
+        RecentsEntry(items: [], configuration: ConfigurationIntent())
+    }
+
+    func getSnapshot(for configuration: ConfigurationIntent, in context: Context, completion: @escaping (RecentsEntry) -> ()) {
+        let entry = RecentsEntry(items: getItems(), configuration: configuration)
+        completion(entry)
+    }
+
+    func getTimeline(for configuration: ConfigurationIntent, in context: Context, completion: @escaping (Timeline<RecentsEntry>) -> ()) {
+        // TODO: get account from configuration intent
+        
+        let entry = RecentsEntry(items: getItems(), configuration: configuration)
+        let refreshDate = Calendar.current.date(byAdding: .hour, value: 1, to: Date())!
+        let timeline = Timeline(entries: [entry], policy: .after(refreshDate))
+        completion(timeline)
+    }
+    
+    private func getItems() -> [WidgetData.Item] {
+        guard let account = LocalData.mostRecentAccount() else {
+            return []
+        }
+        return WidgetData.load(account: account).recentItems
+    }
+    
+}
+
+struct RecentsEntry: TimelineEntry {
+    let date = Date()
+    
+    let items: [WidgetData.Item]
+    let configuration: ConfigurationIntent
+}
+
+struct RecentsEntryView: View {
+    let entry: RecentsEntry
+    
+    @Environment(\.widgetFamily) var family
+
+    var body: some View {
+        if entry.items.isEmpty {
+        } else {
+            switch family {
+            case .systemSmall:
+                SquareItemView(item: entry.items[0])
+                    .padding()
+                
+            case .systemMedium, .systemLarge:
+                VStack {
+                    ForEach(Array(entry.items.prefix(family.maxItemCount).enumerated()), id: \.element.id) { (index, item) in
+                        if index != 0 {
+                            Divider()
+                        }
+                        ItemListEntryView(item: item)
+                        Spacer(minLength: 4)
+                    }
+                }
+                .padding()
+                
+            case .systemExtraLarge:
+                if #available(iOS 16.0, *) {
+                    VStack {
+                        ForEach(Array(stride(from: 0, to: min(entry.items.count, family.maxItemCount), by: 2)), id: \.self) { idx in
+                            HStack {
+                                ItemListEntryView(item: entry.items[idx])
+                                if idx + 1 < entry.items.count {
+                                    Divider()
+                                    ItemListEntryView(item: entry.items[idx + 1])
+                                }
+                            }
+                            if idx + 2 < entry.items.count {
+                                Spacer()
+                                Divider()
+                            }
+                        }
+                    }
+                    .padding()
+                } else {
+                    Text("Requires iOS 16")
+                }
+                
+            default:
+                fatalError("unreachable")
+            }
+        }
+    }
+}
+
+private extension WidgetFamily {
+    var maxItemCount: Int {
+        switch self {
+        case .systemSmall:
+            return 1
+        case .systemMedium:
+            return 2
+        case .systemLarge:
+            return 4
+        case .systemExtraLarge:
+            return 8
+        default:
+            return 0
+        }
+    }
+}
+
+private var feedFont = Font.subheadline.weight(.medium).italic()
+private var titleUIFont: UIFont {
+    // TODO: this should use the compressed SF Pro variant, but there's no API to get at it
+    let descriptor = UIFontDescriptor.preferredFontDescriptor(withTextStyle: .headline).withSymbolicTraits(.traitCondensed)!
+    return UIFont(descriptor: descriptor, size: 0)
+}
+private var titleFont = Font(titleUIFont).leading(.tight)
+
+struct SquareItemView: View {
+    let item: WidgetData.Item
+    
+    var body: some View {
+        VStack(alignment: .leading) {
+            HStack {
+                Text(verbatim: item.feedTitle ?? "")
+                    .font(feedFont)
+                    .foregroundColor(.red)
+                // force the vstack to be as wide as possible
+                Spacer(minLength: 0)
+            }
+            Text(verbatim: item.title ?? "")
+                .font(titleFont)
+            if let published = item.published {
+                Text(published, format: .relative(presentation: .numeric, unitsStyle: .narrow))
+                    .font(.caption)
+            }
+            Spacer(minLength: 0)
+        }
+        .widgetURL(item.launchURL)
+    }
+}
+
+struct ItemListEntryView: View {
+    let item: WidgetData.Item
+    
+    var body: some View {
+        Link(destination: item.launchURL) {
+            VStack(alignment: .leading) {
+                HStack {
+                    Text(verbatim: item.feedTitle ?? "")
+                        .font(feedFont)
+                        .foregroundColor(.red)
+                    Spacer()
+                    if let published = item.published {
+                        Text(published, format: .relative(presentation: .numeric, unitsStyle: .narrow))
+                            .font(.caption)
+                    }
+                }
+                Text(verbatim: item.title ?? "")
+                    .font(titleFont)
+                    .lineLimit(3)
+                Spacer(minLength: 0)
+            }
+        }
+    }
+}
+
+struct Recents_Previews: PreviewProvider {
+    static let item1 = WidgetData.Item(
+        id: "1",
+        feedTitle: "Daring Fireball",
+        title: "There's a Privacy Angle on Apple's Decision to Finance Apple Pay Layer On Its Own",
+        published: Calendar.current.date(byAdding: .hour, value: -1, to: Date())!
+    )
+    static let item2 = WidgetData.Item(
+        id: "2",
+        feedTitle: "Ars Technica",
+        title: "Senate bill would ban data brokers from selling location and health data",
+        published: Calendar.current.date(byAdding: .hour, value: -2, to: Date())!
+    )
+    
+    static var previews: some View {
+//        RecentsEntryView(entry: RecentsEntry(items: [item1], configuration: ConfigurationIntent()))
+//            .previewContext(WidgetPreviewContext(family: .systemSmall))
+        
+        RecentsEntryView(entry: RecentsEntry(items: [item1, item2], configuration: ConfigurationIntent()))
+            .previewContext(WidgetPreviewContext(family: .systemMedium))
+    }
+}

Widgets/Widgets.intentdefinition

@@ -0,0 +1,61 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+<dict>
+	<key>INEnums</key>
+	<array/>
+	<key>INIntentDefinitionModelVersion</key>
+	<string>1.2</string>
+	<key>INIntentDefinitionNamespace</key>
+	<string>88xZPY</string>
+	<key>INIntentDefinitionSystemVersion</key>
+	<string>22A5266r</string>
+	<key>INIntentDefinitionToolsBuildVersion</key>
+	<string>14A5228q</string>
+	<key>INIntentDefinitionToolsVersion</key>
+	<string>14.0</string>
+	<key>INIntents</key>
+	<array>
+		<dict>
+			<key>INIntentCategory</key>
+			<string>information</string>
+			<key>INIntentDescriptionID</key>
+			<string>tVvJ9c</string>
+			<key>INIntentEligibleForWidgets</key>
+			<true/>
+			<key>INIntentIneligibleForSuggestions</key>
+			<true/>
+			<key>INIntentLastParameterTag</key>
+			<integer>2</integer>
+			<key>INIntentName</key>
+			<string>Configuration</string>
+			<key>INIntentResponse</key>
+			<dict>
+				<key>INIntentResponseCodes</key>
+				<array>
+					<dict>
+						<key>INIntentResponseCodeName</key>
+						<string>success</string>
+						<key>INIntentResponseCodeSuccess</key>
+						<true/>
+					</dict>
+					<dict>
+						<key>INIntentResponseCodeName</key>
+						<string>failure</string>
+					</dict>
+				</array>
+			</dict>
+			<key>INIntentTitle</key>
+			<string>Configuration</string>
+			<key>INIntentTitleID</key>
+			<string>gpCwrM</string>
+			<key>INIntentType</key>
+			<string>Custom</string>
+			<key>INIntentVerb</key>
+			<string>View</string>
+		</dict>
+	</array>
+	<key>INTypes</key>
+	<array/>
+</dict>
+</plist>

Widgets/Widgets.swift

@@ -0,0 +1,23 @@
+//
+//  Widgets.swift
+//  Widgets
+//
+//  Created by Shadowfacts on 6/19/22.
+//
+
+import WidgetKit
+import SwiftUI
+import Intents
+
+@main
+struct Widgets: Widget {
+    var body: some WidgetConfiguration {
+        IntentConfiguration(kind: "recents", intent: ConfigurationIntent.self, provider: RecentsProvider()) { entry in
+            RecentsEntryView(entry: entry)
+        }
+        .configurationDisplayName("Recent Articles")
+        .description("Recently posted articles from your feeds.")
+        .supportedFamilies([.systemSmall, .systemMedium, .systemLarge, .systemExtraLarge])
+    }
+}
+

WidgetsExtension.entitlements

@@ -0,0 +1,14 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+<dict>
+	<key>com.apple.security.app-sandbox</key>
+	<true/>
+	<key>com.apple.security.network.client</key>
+	<true/>
+	<key>com.apple.security.application-groups</key>
+	<array>
+		<string>group.net.shadowfacts.Reader</string>
+	</array>
+</dict>
+</plist>