🍺 Add experimental iOS notification service extensions

ios/Runner.xcodeproj/project.pbxproj

@@ -12,6 +12,8 @@
 		331C808B294A63AB00263BE5 /* RunnerTests.swift in Sources */ = {isa = PBXBuildFile; fileRef = 331C807B294A618700263BE5 /* RunnerTests.swift */; };
 		3B3967161E833CAA004F5970 /* AppFrameworkInfo.plist in Resources */ = {isa = PBXBuildFile; fileRef = 3B3967151E833CAA004F5970 /* AppFrameworkInfo.plist */; };
 		697629BCCB242B335F9740F6 /* Pods_Runner.framework in Frameworks */ = {isa = PBXBuildFile; fileRef = 644CB23863BAC87225224BEB /* Pods_Runner.framework */; };
+		730D648E2C4AC4D0005A1975 /* NotificationService.swift in Sources */ = {isa = PBXBuildFile; fileRef = 730D648D2C4AC4D0005A1975 /* NotificationService.swift */; };
+		730D64922C4AC4D0005A1975 /* SolianNotifyExt.appex in Embed Foundation Extensions */ = {isa = PBXBuildFile; fileRef = 730D648B2C4AC4D0005A1975 /* SolianNotifyExt.appex */; settings = {ATTRIBUTES = (RemoveHeadersOnCopy, ); }; };
 		74858FAF1ED2DC5600515810 /* AppDelegate.swift in Sources */ = {isa = PBXBuildFile; fileRef = 74858FAE1ED2DC5600515810 /* AppDelegate.swift */; };
 		97C146FC1CF9000F007C117D /* Main.storyboard in Resources */ = {isa = PBXBuildFile; fileRef = 97C146FA1CF9000F007C117D /* Main.storyboard */; };
 		97C146FE1CF9000F007C117D /* Assets.xcassets in Resources */ = {isa = PBXBuildFile; fileRef = 97C146FD1CF9000F007C117D /* Assets.xcassets */; };
@@ -27,9 +29,27 @@
 			remoteGlobalIDString = 97C146ED1CF9000F007C117D;
 			remoteInfo = Runner;
 		};
+		730D64902C4AC4D0005A1975 /* PBXContainerItemProxy */ = {
+			isa = PBXContainerItemProxy;
+			containerPortal = 97C146E61CF9000F007C117D /* Project object */;
+			proxyType = 1;
+			remoteGlobalIDString = 730D648A2C4AC4D0005A1975;
+			remoteInfo = SolianNotifyExt;
+		};
 /* End PBXContainerItemProxy section */
 
 /* Begin PBXCopyFilesBuildPhase section */
+		730D64932C4AC4D0005A1975 /* Embed Foundation Extensions */ = {
+			isa = PBXCopyFilesBuildPhase;
+			buildActionMask = 2147483647;
+			dstPath = "";
+			dstSubfolderSpec = 13;
+			files = (
+				730D64922C4AC4D0005A1975 /* SolianNotifyExt.appex in Embed Foundation Extensions */,
+			);
+			name = "Embed Foundation Extensions";
+			runOnlyForDeploymentPostprocessing = 0;
+		};
 		9705A1C41CF9048500538489 /* Embed Frameworks */ = {
 			isa = PBXCopyFilesBuildPhase;
 			buildActionMask = 2147483647;
@@ -50,6 +70,9 @@
 		331C8081294A63A400263BE5 /* RunnerTests.xctest */ = {isa = PBXFileReference; explicitFileType = wrapper.cfbundle; includeInIndex = 0; path = RunnerTests.xctest; sourceTree = BUILT_PRODUCTS_DIR; };
 		3B3967151E833CAA004F5970 /* AppFrameworkInfo.plist */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = text.plist.xml; name = AppFrameworkInfo.plist; path = Flutter/AppFrameworkInfo.plist; sourceTree = "<group>"; };
 		644CB23863BAC87225224BEB /* Pods_Runner.framework */ = {isa = PBXFileReference; explicitFileType = wrapper.framework; includeInIndex = 0; path = Pods_Runner.framework; sourceTree = BUILT_PRODUCTS_DIR; };
+		730D648B2C4AC4D0005A1975 /* SolianNotifyExt.appex */ = {isa = PBXFileReference; explicitFileType = "wrapper.app-extension"; includeInIndex = 0; path = SolianNotifyExt.appex; sourceTree = BUILT_PRODUCTS_DIR; };
+		730D648D2C4AC4D0005A1975 /* NotificationService.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = NotificationService.swift; sourceTree = "<group>"; };
+		730D648F2C4AC4D0005A1975 /* Info.plist */ = {isa = PBXFileReference; lastKnownFileType = text.plist.xml; path = Info.plist; sourceTree = "<group>"; };
 		73EB49922C11F3D300A080A2 /* Runner.entitlements */ = {isa = PBXFileReference; lastKnownFileType = text.plist.entitlements; path = Runner.entitlements; sourceTree = "<group>"; };
 		74858FAD1ED2DC5600515810 /* Runner-Bridging-Header.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = "Runner-Bridging-Header.h"; sourceTree = "<group>"; };
 		74858FAE1ED2DC5600515810 /* AppDelegate.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = AppDelegate.swift; sourceTree = "<group>"; };
@@ -79,6 +102,13 @@
 			);
 			runOnlyForDeploymentPostprocessing = 0;
 		};
+		730D64882C4AC4D0005A1975 /* Frameworks */ = {
+			isa = PBXFrameworksBuildPhase;
+			buildActionMask = 2147483647;
+			files = (
+			);
+			runOnlyForDeploymentPostprocessing = 0;
+		};
 		97C146EB1CF9000F007C117D /* Frameworks */ = {
 			isa = PBXFrameworksBuildPhase;
 			buildActionMask = 2147483647;
@@ -107,6 +137,15 @@
 			name = Frameworks;
 			sourceTree = "<group>";
 		};
+		730D648C2C4AC4D0005A1975 /* SolianNotifyExt */ = {
+			isa = PBXGroup;
+			children = (
+				730D648D2C4AC4D0005A1975 /* NotificationService.swift */,
+				730D648F2C4AC4D0005A1975 /* Info.plist */,
+			);
+			path = SolianNotifyExt;
+			sourceTree = "<group>";
+		};
 		7BA6BD8939A7BE19A2C7086C /* Pods */ = {
 			isa = PBXGroup;
 			children = (
@@ -136,6 +175,7 @@
 			children = (
 				9740EEB11CF90186004384FC /* Flutter */,
 				97C146F01CF9000F007C117D /* Runner */,
+				730D648C2C4AC4D0005A1975 /* SolianNotifyExt */,
 				97C146EF1CF9000F007C117D /* Products */,
 				331C8082294A63A400263BE5 /* RunnerTests */,
 				7BA6BD8939A7BE19A2C7086C /* Pods */,
@@ -149,6 +189,7 @@
 			children = (
 				97C146EE1CF9000F007C117D /* Runner.app */,
 				331C8081294A63A400263BE5 /* RunnerTests.xctest */,
+				730D648B2C4AC4D0005A1975 /* SolianNotifyExt.appex */,
 			);
 			name = Products;
 			sourceTree = "<group>";
@@ -191,6 +232,23 @@
 			productReference = 331C8081294A63A400263BE5 /* RunnerTests.xctest */;
 			productType = "com.apple.product-type.bundle.unit-test";
 		};
+		730D648A2C4AC4D0005A1975 /* SolianNotifyExt */ = {
+			isa = PBXNativeTarget;
+			buildConfigurationList = 730D64972C4AC4D0005A1975 /* Build configuration list for PBXNativeTarget "SolianNotifyExt" */;
+			buildPhases = (
+				730D64872C4AC4D0005A1975 /* Sources */,
+				730D64882C4AC4D0005A1975 /* Frameworks */,
+				730D64892C4AC4D0005A1975 /* Resources */,
+			);
+			buildRules = (
+			);
+			dependencies = (
+			);
+			name = SolianNotifyExt;
+			productName = SolianNotifyExt;
+			productReference = 730D648B2C4AC4D0005A1975 /* SolianNotifyExt.appex */;
+			productType = "com.apple.product-type.app-extension";
+		};
 		97C146ED1CF9000F007C117D /* Runner */ = {
 			isa = PBXNativeTarget;
 			buildConfigurationList = 97C147051CF9000F007C117D /* Build configuration list for PBXNativeTarget "Runner" */;
@@ -204,10 +262,12 @@
 				3B06AD1E1E4923F5004D2608 /* Thin Binary */,
 				287A33C298CA352A7E7F32A4 /* [CP] Embed Pods Frameworks */,
 				0818E8E4321C0D7433E07576 /* [CP] Copy Pods Resources */,
+				730D64932C4AC4D0005A1975 /* Embed Foundation Extensions */,
 			);
 			buildRules = (
 			);
 			dependencies = (
+				730D64912C4AC4D0005A1975 /* PBXTargetDependency */,
 			);
 			name = Runner;
 			productName = Runner;
@@ -221,6 +281,7 @@
 			isa = PBXProject;
 			attributes = {
 				BuildIndependentTargetsInParallel = YES;
+				LastSwiftUpdateCheck = 1540;
 				LastUpgradeCheck = 1510;
 				ORGANIZATIONNAME = "";
 				TargetAttributes = {
@@ -228,6 +289,9 @@
 						CreatedOnToolsVersion = 14.0;
 						TestTargetID = 97C146ED1CF9000F007C117D;
 					};
+					730D648A2C4AC4D0005A1975 = {
+						CreatedOnToolsVersion = 15.4;
+					};
 					97C146ED1CF9000F007C117D = {
 						CreatedOnToolsVersion = 7.3.1;
 						LastSwiftMigration = 1100;
@@ -249,6 +313,7 @@
 			targets = (
 				97C146ED1CF9000F007C117D /* Runner */,
 				331C8080294A63A400263BE5 /* RunnerTests */,
+				730D648A2C4AC4D0005A1975 /* SolianNotifyExt */,
 			);
 		};
 /* End PBXProject section */
@@ -261,6 +326,13 @@
 			);
 			runOnlyForDeploymentPostprocessing = 0;
 		};
+		730D64892C4AC4D0005A1975 /* Resources */ = {
+			isa = PBXResourcesBuildPhase;
+			buildActionMask = 2147483647;
+			files = (
+			);
+			runOnlyForDeploymentPostprocessing = 0;
+		};
 		97C146EC1CF9000F007C117D /* Resources */ = {
 			isa = PBXResourcesBuildPhase;
 			buildActionMask = 2147483647;
@@ -396,6 +468,14 @@
 			);
 			runOnlyForDeploymentPostprocessing = 0;
 		};
+		730D64872C4AC4D0005A1975 /* Sources */ = {
+			isa = PBXSourcesBuildPhase;
+			buildActionMask = 2147483647;
+			files = (
+				730D648E2C4AC4D0005A1975 /* NotificationService.swift in Sources */,
+			);
+			runOnlyForDeploymentPostprocessing = 0;
+		};
 		97C146EA1CF9000F007C117D /* Sources */ = {
 			isa = PBXSourcesBuildPhase;
 			buildActionMask = 2147483647;
@@ -413,6 +493,11 @@
 			target = 97C146ED1CF9000F007C117D /* Runner */;
 			targetProxy = 331C8085294A63A400263BE5 /* PBXContainerItemProxy */;
 		};
+		730D64912C4AC4D0005A1975 /* PBXTargetDependency */ = {
+			isa = PBXTargetDependency;
+			target = 730D648A2C4AC4D0005A1975 /* SolianNotifyExt */;
+			targetProxy = 730D64902C4AC4D0005A1975 /* PBXContainerItemProxy */;
+		};
 /* End PBXTargetDependency section */
 
 /* Begin PBXVariantGroup section */
@@ -491,6 +576,7 @@
 			isa = XCBuildConfiguration;
 			baseConfigurationReference = 7AFA3C8E1D35360C0083082E /* Release.xcconfig */;
 			buildSettings = {
+				ALWAYS_EMBED_SWIFT_STANDARD_LIBRARIES = YES;
 				ASSETCATALOG_COMPILER_APPICON_NAME = AppIcon;
 				CLANG_ENABLE_MODULES = YES;
 				CODE_SIGN_ENTITLEMENTS = Runner/Runner.entitlements;
@@ -563,6 +649,120 @@
 			};
 			name = Profile;
 		};
+		730D64942C4AC4D0005A1975 /* Debug */ = {
+			isa = XCBuildConfiguration;
+			buildSettings = {
+				ASSETCATALOG_COMPILER_GENERATE_SWIFT_ASSET_SYMBOL_EXTENSIONS = YES;
+				CLANG_ANALYZER_NUMBER_OBJECT_CONVERSION = YES_AGGRESSIVE;
+				CLANG_CXX_LANGUAGE_STANDARD = "gnu++20";
+				CLANG_ENABLE_OBJC_WEAK = YES;
+				CLANG_WARN_DOCUMENTATION_COMMENTS = YES;
+				CLANG_WARN_QUOTED_INCLUDE_IN_FRAMEWORK_HEADER = YES;
+				CLANG_WARN_UNGUARDED_AVAILABILITY = YES_AGGRESSIVE;
+				CODE_SIGN_STYLE = Automatic;
+				CURRENT_PROJECT_VERSION = 1;
+				DEVELOPMENT_TEAM = W7HPZ53V6B;
+				ENABLE_USER_SCRIPT_SANDBOXING = YES;
+				GCC_C_LANGUAGE_STANDARD = gnu17;
+				GENERATE_INFOPLIST_FILE = YES;
+				INFOPLIST_FILE = SolianNotifyExt/Info.plist;
+				INFOPLIST_KEY_CFBundleDisplayName = SolianNotifyExt;
+				INFOPLIST_KEY_NSHumanReadableCopyright = "";
+				IPHONEOS_DEPLOYMENT_TARGET = 17.5;
+				LD_RUNPATH_SEARCH_PATHS = (
+					"$(inherited)",
+					"@executable_path/Frameworks",
+					"@executable_path/../../Frameworks",
+				);
+				LOCALIZATION_PREFERS_STRING_CATALOGS = YES;
+				MARKETING_VERSION = 1.0;
+				MTL_ENABLE_DEBUG_INFO = INCLUDE_SOURCE;
+				MTL_FAST_MATH = YES;
+				PRODUCT_BUNDLE_IDENTIFIER = dev.solsynth.solian.SolianNotifyExt;
+				PRODUCT_NAME = "$(TARGET_NAME)";
+				SKIP_INSTALL = YES;
+				SWIFT_ACTIVE_COMPILATION_CONDITIONS = "DEBUG $(inherited)";
+				SWIFT_EMIT_LOC_STRINGS = YES;
+				SWIFT_OPTIMIZATION_LEVEL = "-Onone";
+				SWIFT_VERSION = 5.0;
+				TARGETED_DEVICE_FAMILY = "1,2";
+			};
+			name = Debug;
+		};
+		730D64952C4AC4D0005A1975 /* Release */ = {
+			isa = XCBuildConfiguration;
+			buildSettings = {
+				ASSETCATALOG_COMPILER_GENERATE_SWIFT_ASSET_SYMBOL_EXTENSIONS = YES;
+				CLANG_ANALYZER_NUMBER_OBJECT_CONVERSION = YES_AGGRESSIVE;
+				CLANG_CXX_LANGUAGE_STANDARD = "gnu++20";
+				CLANG_ENABLE_OBJC_WEAK = YES;
+				CLANG_WARN_DOCUMENTATION_COMMENTS = YES;
+				CLANG_WARN_QUOTED_INCLUDE_IN_FRAMEWORK_HEADER = YES;
+				CLANG_WARN_UNGUARDED_AVAILABILITY = YES_AGGRESSIVE;
+				CODE_SIGN_STYLE = Automatic;
+				CURRENT_PROJECT_VERSION = 1;
+				DEVELOPMENT_TEAM = W7HPZ53V6B;
+				ENABLE_USER_SCRIPT_SANDBOXING = YES;
+				GCC_C_LANGUAGE_STANDARD = gnu17;
+				GENERATE_INFOPLIST_FILE = YES;
+				INFOPLIST_FILE = SolianNotifyExt/Info.plist;
+				INFOPLIST_KEY_CFBundleDisplayName = SolianNotifyExt;
+				INFOPLIST_KEY_NSHumanReadableCopyright = "";
+				IPHONEOS_DEPLOYMENT_TARGET = 17.5;
+				LD_RUNPATH_SEARCH_PATHS = (
+					"$(inherited)",
+					"@executable_path/Frameworks",
+					"@executable_path/../../Frameworks",
+				);
+				LOCALIZATION_PREFERS_STRING_CATALOGS = YES;
+				MARKETING_VERSION = 1.0;
+				MTL_FAST_MATH = YES;
+				PRODUCT_BUNDLE_IDENTIFIER = dev.solsynth.solian.SolianNotifyExt;
+				PRODUCT_NAME = "$(TARGET_NAME)";
+				SKIP_INSTALL = YES;
+				SWIFT_EMIT_LOC_STRINGS = YES;
+				SWIFT_VERSION = 5.0;
+				TARGETED_DEVICE_FAMILY = "1,2";
+			};
+			name = Release;
+		};
+		730D64962C4AC4D0005A1975 /* Profile */ = {
+			isa = XCBuildConfiguration;
+			buildSettings = {
+				ASSETCATALOG_COMPILER_GENERATE_SWIFT_ASSET_SYMBOL_EXTENSIONS = YES;
+				CLANG_ANALYZER_NUMBER_OBJECT_CONVERSION = YES_AGGRESSIVE;
+				CLANG_CXX_LANGUAGE_STANDARD = "gnu++20";
+				CLANG_ENABLE_OBJC_WEAK = YES;
+				CLANG_WARN_DOCUMENTATION_COMMENTS = YES;
+				CLANG_WARN_QUOTED_INCLUDE_IN_FRAMEWORK_HEADER = YES;
+				CLANG_WARN_UNGUARDED_AVAILABILITY = YES_AGGRESSIVE;
+				CODE_SIGN_STYLE = Automatic;
+				CURRENT_PROJECT_VERSION = 1;
+				DEVELOPMENT_TEAM = W7HPZ53V6B;
+				ENABLE_USER_SCRIPT_SANDBOXING = YES;
+				GCC_C_LANGUAGE_STANDARD = gnu17;
+				GENERATE_INFOPLIST_FILE = YES;
+				INFOPLIST_FILE = SolianNotifyExt/Info.plist;
+				INFOPLIST_KEY_CFBundleDisplayName = SolianNotifyExt;
+				INFOPLIST_KEY_NSHumanReadableCopyright = "";
+				IPHONEOS_DEPLOYMENT_TARGET = 17.5;
+				LD_RUNPATH_SEARCH_PATHS = (
+					"$(inherited)",
+					"@executable_path/Frameworks",
+					"@executable_path/../../Frameworks",
+				);
+				LOCALIZATION_PREFERS_STRING_CATALOGS = YES;
+				MARKETING_VERSION = 1.0;
+				MTL_FAST_MATH = YES;
+				PRODUCT_BUNDLE_IDENTIFIER = dev.solsynth.solian.SolianNotifyExt;
+				PRODUCT_NAME = "$(TARGET_NAME)";
+				SKIP_INSTALL = YES;
+				SWIFT_EMIT_LOC_STRINGS = YES;
+				SWIFT_VERSION = 5.0;
+				TARGETED_DEVICE_FAMILY = "1,2";
+			};
+			name = Profile;
+		};
 		97C147031CF9000F007C117D /* Debug */ = {
 			isa = XCBuildConfiguration;
 			buildSettings = {
@@ -678,6 +878,7 @@
 			isa = XCBuildConfiguration;
 			baseConfigurationReference = 9740EEB21CF90195004384FC /* Debug.xcconfig */;
 			buildSettings = {
+				ALWAYS_EMBED_SWIFT_STANDARD_LIBRARIES = YES;
 				ASSETCATALOG_COMPILER_APPICON_NAME = AppIcon;
 				CLANG_ENABLE_MODULES = YES;
 				CODE_SIGN_ENTITLEMENTS = Runner/Runner.entitlements;
@@ -702,6 +903,7 @@
 			isa = XCBuildConfiguration;
 			baseConfigurationReference = 7AFA3C8E1D35360C0083082E /* Release.xcconfig */;
 			buildSettings = {
+				ALWAYS_EMBED_SWIFT_STANDARD_LIBRARIES = YES;
 				ASSETCATALOG_COMPILER_APPICON_NAME = AppIcon;
 				CLANG_ENABLE_MODULES = YES;
 				CODE_SIGN_ENTITLEMENTS = Runner/Runner.entitlements;
@@ -734,6 +936,16 @@
 			defaultConfigurationIsVisible = 0;
 			defaultConfigurationName = Release;
 		};
+		730D64972C4AC4D0005A1975 /* Build configuration list for PBXNativeTarget "SolianNotifyExt" */ = {
+			isa = XCConfigurationList;
+			buildConfigurations = (
+				730D64942C4AC4D0005A1975 /* Debug */,
+				730D64952C4AC4D0005A1975 /* Release */,
+				730D64962C4AC4D0005A1975 /* Profile */,
+			);
+			defaultConfigurationIsVisible = 0;
+			defaultConfigurationName = Release;
+		};
 		97C146E91CF9000F007C117D /* Build configuration list for PBXProject "Runner" */ = {
 			isa = XCConfigurationList;
 			buildConfigurations = (

ios/Runner/Runner.entitlements

@@ -9,5 +9,7 @@
 		<string>webcredentials:solsynth.dev</string>
 		<string>applinks:solsynth.dev</string>
 	</array>
+	<key>com.apple.developer.usernotifications.communication</key>
+	<true/>
 </dict>
 </plist>

ios/SolianNotifyExt/Info.plist

@@ -0,0 +1,19 @@
+<?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>NSUserActivityTypes</key>
+	<array/>
+	<key>INSendMessageIntent</key>
+	<string></string>
+	<key>INStartCallIntent</key>
+	<string></string>
+	<key>NSExtension</key>
+	<dict>
+		<key>NSExtensionPointIdentifier</key>
+		<string>com.apple.usernotifications.service</string>
+		<key>NSExtensionPrincipalClass</key>
+		<string>$(PRODUCT_MODULE_NAME).NotificationService</string>
+	</dict>
+</dict>
+</plist>

ios/SolianNotifyExt/NotificationService.swift

@@ -0,0 +1,71 @@
+//
+//  NotificationService.swift
+//  SolianNotifyExt
+//
+//  Created by LittleSheep on 2024/7/19.
+//
+
+import UserNotifications
+import Intents
+
+class NotificationService: UNNotificationServiceExtension {
+    
+    var contentHandler: ((UNNotificationContent) -> Void)?
+    var bestAttemptContent: UNMutableNotificationContent?
+    
+    func didReceive(_ request: UNNotificationRequest, withContentHandler contentHandler: @escaping (UNNotificationContent) -> Void) async {
+        self.contentHandler = contentHandler
+        bestAttemptContent = (request.content.mutableCopy() as? UNMutableNotificationContent)
+        
+        if let bestAttemptContent = bestAttemptContent {
+            switch bestAttemptContent.categoryIdentifier {
+            case "messaging.message", "messaging.callStart":
+                let metadata = bestAttemptContent.userInfo["metadata"] as! [AnyHashable : Any]
+                let handle = INPersonHandle(value: String(metadata["user_id"] as! Int), type: .unknown)
+                let avatar = INImage(
+                    url: URL(string: bestAttemptContent.userInfo["avatar"] as! String)!
+                )!
+                let sender = INPerson(personHandle: handle,
+                                      nameComponents: nil,
+                                      displayName: metadata["user_nick"] as? String,
+                                      image: avatar,
+                                      contactIdentifier: nil,
+                                      customIdentifier: nil)
+                let intent = INSendMessageIntent(recipients: nil,
+                                                 outgoingMessageType: .outgoingMessageText,
+                                                 content: bestAttemptContent.body,
+                                                 speakableGroupName: nil,
+                                                 conversationIdentifier: String(metadata["channel_id"] as! Int),
+                                                 serviceName: nil,
+                                                 sender: sender,
+                                                 attachments: nil)
+                
+                let interaction = INInteraction(intent: intent, response: nil)
+                interaction.direction = .incoming
+                
+                do {
+                    try await interaction.donate()
+                    
+                    let updatedContent = try request.content.updating(from: intent)
+                    contentHandler(updatedContent)
+                } catch {
+                    return
+                }
+                
+                break
+            default:
+                contentHandler(bestAttemptContent)
+                break
+            }
+        }
+    }
+    
+    override func serviceExtensionTimeWillExpire() {
+        // Called just before the extension will be terminated by the system.
+        // Use this as an opportunity to deliver your "best attempt" at modified content, otherwise the original push payload will be used.
+        if let contentHandler = contentHandler, let bestAttemptContent =  bestAttemptContent {
+            contentHandler(bestAttemptContent)
+        }
+    }
+    
+}