ios: Try to handle share intents

Doesn't seem to be working. I'm not sure what I'm doing wrong.

ios/Runner.xcodeproj/project.pbxproj

@@ -18,6 +18,9 @@
 		7A2A0C25229FF84C00FE4F1B /* common.c in Sources */ = {isa = PBXBuildFile; fileRef = 7A2A0C22229FF84C00FE4F1B /* common.c */; };
 		7A2A0C26229FF84C00FE4F1B /* gitjournal.c in Sources */ = {isa = PBXBuildFile; fileRef = 7A2A0C23229FF84C00FE4F1B /* gitjournal.c */; };
 		7A742348249CE14500B2C46B /* empty.swift in Sources */ = {isa = PBXBuildFile; fileRef = 7A742347249CE14500B2C46B /* empty.swift */; };
+		7AAD086A253F8A9F0048BC67 /* ShareViewController.swift in Sources */ = {isa = PBXBuildFile; fileRef = 7AAD0869253F8A9F0048BC67 /* ShareViewController.swift */; };
+		7AAD086D253F8A9F0048BC67 /* MainInterface.storyboard in Resources */ = {isa = PBXBuildFile; fileRef = 7AAD086B253F8A9F0048BC67 /* MainInterface.storyboard */; };
+		7AAD0871253F8A9F0048BC67 /* ShareExtension.appex in Embed App Extensions */ = {isa = PBXBuildFile; fileRef = 7AAD0867253F8A9F0048BC67 /* ShareExtension.appex */; settings = {ATTRIBUTES = (RemoveHeadersOnCopy, ); }; };
 		7AD6EE48228EC97800E098B2 /* GoogleService-Info.plist in Resources */ = {isa = PBXBuildFile; fileRef = 7AD6EE47228EC97800E098B2 /* GoogleService-Info.plist */; };
 		978B8F6F1D3862AE00F588F7 /* AppDelegate.m in Sources */ = {isa = PBXBuildFile; fileRef = 7AFFD8EE1D35381100E5BB4D /* AppDelegate.m */; };
 		97C146F31CF9000F007C117D /* main.m in Sources */ = {isa = PBXBuildFile; fileRef = 97C146F21CF9000F007C117D /* main.m */; };
@@ -27,7 +30,28 @@
 		FE285D07BE0A9C8A29B852BB /* Pods_Runner.framework in Frameworks */ = {isa = PBXBuildFile; fileRef = D38B87A486DD982B0932A6EF /* Pods_Runner.framework */; };
 /* End PBXBuildFile section */
 
+/* Begin PBXContainerItemProxy section */
+		7AAD086F253F8A9F0048BC67 /* PBXContainerItemProxy */ = {
+			isa = PBXContainerItemProxy;
+			containerPortal = 97C146E61CF9000F007C117D /* Project object */;
+			proxyType = 1;
+			remoteGlobalIDString = 7AAD0866253F8A9F0048BC67;
+			remoteInfo = ShareExtension;
+		};
+/* End PBXContainerItemProxy section */
+
 /* Begin PBXCopyFilesBuildPhase section */
+		7AAD0872253F8A9F0048BC67 /* Embed App Extensions */ = {
+			isa = PBXCopyFilesBuildPhase;
+			buildActionMask = 8;
+			dstPath = "";
+			dstSubfolderSpec = 13;
+			files = (
+				7AAD0871253F8A9F0048BC67 /* ShareExtension.appex in Embed App Extensions */,
+			);
+			name = "Embed App Extensions";
+			runOnlyForDeploymentPostprocessing = 1;
+		};
 		9705A1C41CF9048500538489 /* Embed Frameworks */ = {
 			isa = PBXCopyFilesBuildPhase;
 			buildActionMask = 2147483647;
@@ -55,6 +79,10 @@
 		7A2A0C23229FF84C00FE4F1B /* gitjournal.c */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.c; name = gitjournal.c; path = ../gj_common/gitjournal.c; sourceTree = "<group>"; };
 		7A742346249CE14400B2C46B /* Runner-Bridging-Header.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = "Runner-Bridging-Header.h"; sourceTree = "<group>"; };
 		7A742347249CE14500B2C46B /* empty.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = empty.swift; sourceTree = "<group>"; };
+		7AAD0867253F8A9F0048BC67 /* ShareExtension.appex */ = {isa = PBXFileReference; explicitFileType = "wrapper.app-extension"; includeInIndex = 0; path = ShareExtension.appex; sourceTree = BUILT_PRODUCTS_DIR; };
+		7AAD0869253F8A9F0048BC67 /* ShareViewController.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = ShareViewController.swift; sourceTree = "<group>"; };
+		7AAD086C253F8A9F0048BC67 /* Base */ = {isa = PBXFileReference; lastKnownFileType = file.storyboard; name = Base; path = Base.lproj/MainInterface.storyboard; sourceTree = "<group>"; };
+		7AAD086E253F8A9F0048BC67 /* Info.plist */ = {isa = PBXFileReference; lastKnownFileType = text.plist.xml; path = Info.plist; sourceTree = "<group>"; };
 		7AD6EE47228EC97800E098B2 /* GoogleService-Info.plist */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = text.plist.xml; path = "GoogleService-Info.plist"; sourceTree = "<group>"; };
 		7AFA3C8E1D35360C0083082E /* Release.xcconfig */ = {isa = PBXFileReference; lastKnownFileType = text.xcconfig; name = Release.xcconfig; path = Flutter/Release.xcconfig; sourceTree = "<group>"; };
 		7AFFD8ED1D35381100E5BB4D /* AppDelegate.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = AppDelegate.h; sourceTree = "<group>"; };
@@ -73,6 +101,13 @@
 /* End PBXFileReference section */
 
 /* Begin PBXFrameworksBuildPhase section */
+		7AAD0864253F8A9F0048BC67 /* Frameworks */ = {
+			isa = PBXFrameworksBuildPhase;
+			buildActionMask = 2147483647;
+			files = (
+			);
+			runOnlyForDeploymentPostprocessing = 0;
+		};
 		97C146EB1CF9000F007C117D /* Frameworks */ = {
 			isa = PBXFrameworksBuildPhase;
 			buildActionMask = 2147483647;
@@ -99,6 +134,16 @@
 			path = Pods;
 			sourceTree = "<group>";
 		};
+		7AAD0868253F8A9F0048BC67 /* ShareExtension */ = {
+			isa = PBXGroup;
+			children = (
+				7AAD0869253F8A9F0048BC67 /* ShareViewController.swift */,
+				7AAD086B253F8A9F0048BC67 /* MainInterface.storyboard */,
+				7AAD086E253F8A9F0048BC67 /* Info.plist */,
+			);
+			path = ShareExtension;
+			sourceTree = "<group>";
+		};
 		889961847ACA832709E9B420 /* Frameworks */ = {
 			isa = PBXGroup;
 			children = (
@@ -132,6 +177,7 @@
 				7AD6EE47228EC97800E098B2 /* GoogleService-Info.plist */,
 				9740EEB11CF90186004384FC /* Flutter */,
 				97C146F01CF9000F007C117D /* Runner */,
+				7AAD0868253F8A9F0048BC67 /* ShareExtension */,
 				97C146EF1CF9000F007C117D /* Products */,
 				5FBA06B9450E6019CBE8E350 /* Pods */,
 				889961847ACA832709E9B420 /* Frameworks */,
@@ -142,6 +188,7 @@
 			isa = PBXGroup;
 			children = (
 				97C146EE1CF9000F007C117D /* Runner.app */,
+				7AAD0867253F8A9F0048BC67 /* ShareExtension.appex */,
 			);
 			name = Products;
 			sourceTree = "<group>";
@@ -176,6 +223,23 @@
 /* End PBXGroup section */
 
 /* Begin PBXNativeTarget section */
+		7AAD0866253F8A9F0048BC67 /* ShareExtension */ = {
+			isa = PBXNativeTarget;
+			buildConfigurationList = 7AAD0875253F8A9F0048BC67 /* Build configuration list for PBXNativeTarget "ShareExtension" */;
+			buildPhases = (
+				7AAD0863253F8A9F0048BC67 /* Sources */,
+				7AAD0864253F8A9F0048BC67 /* Frameworks */,
+				7AAD0865253F8A9F0048BC67 /* Resources */,
+			);
+			buildRules = (
+			);
+			dependencies = (
+			);
+			name = ShareExtension;
+			productName = ShareExtension;
+			productReference = 7AAD0867253F8A9F0048BC67 /* ShareExtension.appex */;
+			productType = "com.apple.product-type.app-extension";
+		};
 		97C146ED1CF9000F007C117D /* Runner */ = {
 			isa = PBXNativeTarget;
 			buildConfigurationList = 97C147051CF9000F007C117D /* Build configuration list for PBXNativeTarget "Runner" */;
@@ -189,10 +253,12 @@
 				3B06AD1E1E4923F5004D2608 /* Thin Binary */,
 				97F005F5835D02EC660945CC /* [CP] Embed Pods Frameworks */,
 				7AB4DD1D2346ECF500F5DF6E /* ShellScript */,
+				7AAD0872253F8A9F0048BC67 /* Embed App Extensions */,
 			);
 			buildRules = (
 			);
 			dependencies = (
+				7AAD0870253F8A9F0048BC67 /* PBXTargetDependency */,
 			);
 			name = Runner;
 			productName = Runner;
@@ -205,9 +271,15 @@
 		97C146E61CF9000F007C117D /* Project object */ = {
 			isa = PBXProject;
 			attributes = {
+				LastSwiftUpdateCheck = 1130;
 				LastUpgradeCheck = 1020;
 				ORGANIZATIONNAME = "The Chromium Authors";
 				TargetAttributes = {
+					7AAD0866253F8A9F0048BC67 = {
+						CreatedOnToolsVersion = 11.3.1;
+						DevelopmentTeam = 4NYTN6RU3N;
+						ProvisioningStyle = Automatic;
+					};
 					97C146ED1CF9000F007C117D = {
 						CreatedOnToolsVersion = 7.3.1;
 						DevelopmentTeam = 4NYTN6RU3N;
@@ -231,11 +303,20 @@
 			projectRoot = "";
 			targets = (
 				97C146ED1CF9000F007C117D /* Runner */,
+				7AAD0866253F8A9F0048BC67 /* ShareExtension */,
 			);
 		};
 /* End PBXProject section */
 
 /* Begin PBXResourcesBuildPhase section */
+		7AAD0865253F8A9F0048BC67 /* Resources */ = {
+			isa = PBXResourcesBuildPhase;
+			buildActionMask = 2147483647;
+			files = (
+				7AAD086D253F8A9F0048BC67 /* MainInterface.storyboard in Resources */,
+			);
+			runOnlyForDeploymentPostprocessing = 0;
+		};
 		97C146EC1CF9000F007C117D /* Resources */ = {
 			isa = PBXResourcesBuildPhase;
 			buildActionMask = 2147483647;
@@ -280,7 +361,8 @@
 			);
 			runOnlyForDeploymentPostprocessing = 0;
 			shellPath = /bin/sh;
-			shellScript = "\n";
+			shellScript = "
+";
 		};
 		7C6C1F2893FB13AF19269048 /* [CP] Check Pods Manifest.lock */ = {
 			isa = PBXShellScriptBuildPhase;
@@ -397,6 +479,14 @@
 /* End PBXShellScriptBuildPhase section */
 
 /* Begin PBXSourcesBuildPhase section */
+		7AAD0863253F8A9F0048BC67 /* Sources */ = {
+			isa = PBXSourcesBuildPhase;
+			buildActionMask = 2147483647;
+			files = (
+				7AAD086A253F8A9F0048BC67 /* ShareViewController.swift in Sources */,
+			);
+			runOnlyForDeploymentPostprocessing = 0;
+		};
 		97C146EA1CF9000F007C117D /* Sources */ = {
 			isa = PBXSourcesBuildPhase;
 			buildActionMask = 2147483647;
@@ -412,7 +502,23 @@
 		};
 /* End PBXSourcesBuildPhase section */
 
+/* Begin PBXTargetDependency section */
+		7AAD0870253F8A9F0048BC67 /* PBXTargetDependency */ = {
+			isa = PBXTargetDependency;
+			target = 7AAD0866253F8A9F0048BC67 /* ShareExtension */;
+			targetProxy = 7AAD086F253F8A9F0048BC67 /* PBXContainerItemProxy */;
+		};
+/* End PBXTargetDependency section */
+
 /* Begin PBXVariantGroup section */
+		7AAD086B253F8A9F0048BC67 /* MainInterface.storyboard */ = {
+			isa = PBXVariantGroup;
+			children = (
+				7AAD086C253F8A9F0048BC67 /* Base */,
+			);
+			name = MainInterface.storyboard;
+			sourceTree = "<group>";
+		};
 		97C146FA1CF9000F007C117D /* Main.storyboard */ = {
 			isa = PBXVariantGroup;
 			children = (
@@ -432,6 +538,58 @@
 /* End PBXVariantGroup section */
 
 /* Begin XCBuildConfiguration section */
+		7AAD0873253F8A9F0048BC67 /* Debug */ = {
+			isa = XCBuildConfiguration;
+			buildSettings = {
+				CLANG_ANALYZER_NUMBER_OBJECT_CONVERSION = YES_AGGRESSIVE;
+				CLANG_CXX_LANGUAGE_STANDARD = "gnu++14";
+				CLANG_ENABLE_OBJC_WEAK = YES;
+				CLANG_WARN_DOCUMENTATION_COMMENTS = YES;
+				CLANG_WARN_UNGUARDED_AVAILABILITY = YES_AGGRESSIVE;
+				CODE_SIGN_IDENTITY = "Apple Development";
+				CODE_SIGN_STYLE = Automatic;
+				DEVELOPMENT_TEAM = 4NYTN6RU3N;
+				GCC_C_LANGUAGE_STANDARD = gnu11;
+				INFOPLIST_FILE = ShareExtension/Info.plist;
+				IPHONEOS_DEPLOYMENT_TARGET = 13.2;
+				LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/Frameworks @executable_path/../../Frameworks";
+				MTL_ENABLE_DEBUG_INFO = INCLUDE_SOURCE;
+				MTL_FAST_MATH = YES;
+				PRODUCT_BUNDLE_IDENTIFIER = io.gitjournal.gitjournal.ShareExtension;
+				PRODUCT_NAME = "$(TARGET_NAME)";
+				SKIP_INSTALL = YES;
+				SWIFT_ACTIVE_COMPILATION_CONDITIONS = DEBUG;
+				SWIFT_OPTIMIZATION_LEVEL = "-Onone";
+				SWIFT_VERSION = 5.0;
+				TARGETED_DEVICE_FAMILY = "1,2";
+			};
+			name = Debug;
+		};
+		7AAD0874253F8A9F0048BC67 /* Release */ = {
+			isa = XCBuildConfiguration;
+			buildSettings = {
+				CLANG_ANALYZER_NUMBER_OBJECT_CONVERSION = YES_AGGRESSIVE;
+				CLANG_CXX_LANGUAGE_STANDARD = "gnu++14";
+				CLANG_ENABLE_OBJC_WEAK = YES;
+				CLANG_WARN_DOCUMENTATION_COMMENTS = YES;
+				CLANG_WARN_UNGUARDED_AVAILABILITY = YES_AGGRESSIVE;
+				CODE_SIGN_IDENTITY = "Apple Development";
+				CODE_SIGN_STYLE = Automatic;
+				DEVELOPMENT_TEAM = 4NYTN6RU3N;
+				GCC_C_LANGUAGE_STANDARD = gnu11;
+				INFOPLIST_FILE = ShareExtension/Info.plist;
+				IPHONEOS_DEPLOYMENT_TARGET = 13.2;
+				LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/Frameworks @executable_path/../../Frameworks";
+				MTL_FAST_MATH = YES;
+				PRODUCT_BUNDLE_IDENTIFIER = io.gitjournal.gitjournal.ShareExtension;
+				PRODUCT_NAME = "$(TARGET_NAME)";
+				SKIP_INSTALL = YES;
+				SWIFT_OPTIMIZATION_LEVEL = "-Owholemodule";
+				SWIFT_VERSION = 5.0;
+				TARGETED_DEVICE_FAMILY = "1,2";
+			};
+			name = Release;
+		};
 		97C147031CF9000F007C117D /* Debug */ = {
 			isa = XCBuildConfiguration;
 			buildSettings = {
@@ -542,6 +700,7 @@
 			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;
@@ -578,6 +737,7 @@
 			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;
@@ -612,6 +772,15 @@
 /* End XCBuildConfiguration section */
 
 /* Begin XCConfigurationList section */
+		7AAD0875253F8A9F0048BC67 /* Build configuration list for PBXNativeTarget "ShareExtension" */ = {
+			isa = XCConfigurationList;
+			buildConfigurations = (
+				7AAD0873253F8A9F0048BC67 /* Debug */,
+				7AAD0874253F8A9F0048BC67 /* Release */,
+			);
+			defaultConfigurationIsVisible = 0;
+			defaultConfigurationName = Release;
+		};
 		97C146E91CF9000F007C117D /* Build configuration list for PBXProject "Runner" */ = {
 			isa = XCConfigurationList;
 			buildConfigurations = (

ios/Runner/Info.plist

@@ -56,6 +56,14 @@
 				<string>gitjournal</string>
 			</array>
 		</dict>
+		<dict>
+			<key>CFBundleTypeRole</key>
+			<string>Editor</string>
+			<key>CFBundleURLSchemes</key>
+			<array>
+				<string>ShareMedia</string>
+			</array>
+		</dict>
 	</array>
 	<key>CFBundleVersion</key>
 	<string>$(FLUTTER_BUILD_NUMBER)</string>

ios/ShareExtension/Base.lproj/MainInterface.storyboard

@@ -0,0 +1,24 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<document type="com.apple.InterfaceBuilder3.CocoaTouch.Storyboard.XIB" version="3.0" toolsVersion="13122.16" targetRuntime="iOS.CocoaTouch" propertyAccessControl="none" useAutolayout="YES" useTraitCollections="YES" useSafeAreas="YES" colorMatched="YES" initialViewController="j1y-V4-xli">
+    <dependencies>
+        <plugIn identifier="com.apple.InterfaceBuilder.IBCocoaTouchPlugin" version="13104.12"/>
+        <capability name="Safe area layout guides" minToolsVersion="9.0"/>
+        <capability name="documents saved in the Xcode 8 format" minToolsVersion="8.0"/>
+    </dependencies>
+    <scenes>
+        <!--Share View Controller-->
+        <scene sceneID="ceB-am-kn3">
+            <objects>
+                <viewController id="j1y-V4-xli" customClass="ShareViewController" customModuleProvider="target" sceneMemberID="viewController">
+                    <view key="view" opaque="NO" contentMode="scaleToFill" id="wbc-yd-nQP">
+                        <rect key="frame" x="0.0" y="0.0" width="375" height="667"/>
+                        <autoresizingMask key="autoresizingMask" widthSizable="YES" heightSizable="YES"/>
+                        <color key="backgroundColor" red="0.0" green="0.0" blue="0.0" alpha="0.0" colorSpace="custom" customColorSpace="sRGB"/>
+                        <viewLayoutGuide key="safeArea" id="1Xd-am-t49"/>
+                    </view>
+                </viewController>
+                <placeholder placeholderIdentifier="IBFirstResponder" id="CEy-Cv-SGf" userLabel="First Responder" sceneMemberID="firstResponder"/>
+            </objects>
+        </scene>
+    </scenes>
+</document>

ios/ShareExtension/Info.plist

@@ -0,0 +1,52 @@
+<?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>CFBundleDevelopmentRegion</key>
+	<string>$(DEVELOPMENT_LANGUAGE)</string>
+	<key>CFBundleDisplayName</key>
+	<string>ShareExtension</string>
+	<key>CFBundleExecutable</key>
+	<string>$(EXECUTABLE_NAME)</string>
+	<key>CFBundleIdentifier</key>
+	<string>$(PRODUCT_BUNDLE_IDENTIFIER)</string>
+	<key>CFBundleInfoDictionaryVersion</key>
+	<string>6.0</string>
+	<key>CFBundleName</key>
+	<string>$(PRODUCT_NAME)</string>
+	<key>CFBundlePackageType</key>
+	<string>$(PRODUCT_BUNDLE_PACKAGE_TYPE)</string>
+	<key>CFBundleShortVersionString</key>
+	<string>$(FLUTTER_BUILD_NAME)</string>
+	<key>CFBundleVersion</key>
+	<string>$(FLUTTER_BUILD_NUMBER)</string>
+	<key>NSExtension</key>
+	<dict>
+		<key>NSExtensionAttributes</key>
+        <dict>
+            <key>PHSupportedMediaTypes</key>
+               <array>
+                   <string>Video</string>
+                   <string>Image</string>
+               </array>
+            <key>NSExtensionActivationRule</key>
+            <dict>
+                <key>NSExtensionActivationSupportsText</key>
+                <true/>
+            	<key>NSExtensionActivationSupportsWebURLWithMaxCount</key>
+            	<integer>1</integer>
+                <key>NSExtensionActivationSupportsImageWithMaxCount</key>
+                <integer>1</integer>
+                <key>NSExtensionActivationSupportsMovieWithMaxCount</key>
+                <integer>1</integer>
+				<key>NSExtensionActivationSupportsFileWithMaxCount</key>
+				<integer>1</integer>
+            </dict>
+        </dict>
+		<key>NSExtensionMainStoryboard</key>
+		<string>MainInterface</string>
+		<key>NSExtensionPointIdentifier</key>
+		<string>com.apple.share-services</string>
+	</dict>
+</dict>
+</plist>

ios/ShareExtension/ShareViewController.swift

@@ -0,0 +1,336 @@
+//
+//  ShareViewController.swift
+//  ShareExtension
+//
+//  Created by Vishesh Handa on 2020-10-20.
+//  Copyright © 2020 Vishesh Handa. All rights reserved.
+//
+
+import UIKit
+import Social
+import MobileCoreServices
+import Photos
+
+class ShareViewController: SLComposeServiceViewController {
+    let hostAppBundleIdentifier = "io.gitjournal.gitjournal"
+    let sharedKey = "ShareKey"
+    var sharedMedia: [SharedMediaFile] = []
+    var sharedText: [String] = []
+    let imageContentType = kUTTypeImage as String
+    let videoContentType = kUTTypeMovie as String
+    let textContentType = kUTTypeText as String
+    let urlContentType = kUTTypeURL as String
+    let fileURLType = kUTTypeFileURL as String;
+
+    override func isContentValid() -> Bool {
+        return true
+    }
+
+    override func viewDidLoad() {
+        // This is called after the user selects Post. Do the upload of contentText and/or NSExtensionContext attachments.
+        if let content = extensionContext!.inputItems[0] as? NSExtensionItem {
+            if let contents = content.attachments {
+                for (index, attachment) in (contents).enumerated() {
+                    if attachment.hasItemConformingToTypeIdentifier(imageContentType) {
+                        handleImages(content: content, attachment: attachment, index: index)
+                    } else if attachment.hasItemConformingToTypeIdentifier(textContentType) {
+                        handleText(content: content, attachment: attachment, index: index)
+                    } else if attachment.hasItemConformingToTypeIdentifier(fileURLType) {
+                        handleFiles(content: content, attachment: attachment, index: index)
+                    } else if attachment.hasItemConformingToTypeIdentifier(urlContentType) {
+                        handleUrl(content: content, attachment: attachment, index: index)
+                    } else if attachment.hasItemConformingToTypeIdentifier(videoContentType) {
+                        handleVideos(content: content, attachment: attachment, index: index)
+                    }
+                }
+            }
+        }
+    }
+
+    override func didSelectPost() {
+        print("didSelectPost");
+    }
+
+    override func configurationItems() -> [Any]! {
+        // To add configuration options via table cells at the bottom of the sheet, return an array of SLComposeSheetConfigurationItem here.
+        return []
+    }
+
+    private func handleText (content: NSExtensionItem, attachment: NSItemProvider, index: Int) {
+        attachment.loadItem(forTypeIdentifier: textContentType, options: nil) { [weak self] data, error in
+
+            if error == nil, let item = data as? String, let this = self {
+
+                this.sharedText.append(item)
+
+                // If this is the last item, save imagesData in userDefaults and redirect to host app
+                if index == (content.attachments?.count)! - 1 {
+                    let userDefaults = UserDefaults(suiteName: "group.\(this.hostAppBundleIdentifier)")
+                    userDefaults?.set(this.sharedText, forKey: this.sharedKey)
+                    userDefaults?.synchronize()
+                    this.redirectToHostApp(type: .text)
+                }
+
+            } else {
+                self?.dismissWithError()
+            }
+        }
+    }
+
+    private func handleUrl (content: NSExtensionItem, attachment: NSItemProvider, index: Int) {
+        attachment.loadItem(forTypeIdentifier: urlContentType, options: nil) { [weak self] data, error in
+
+            if error == nil, let item = data as? URL, let this = self {
+
+                this.sharedText.append(item.absoluteString)
+
+                // If this is the last item, save imagesData in userDefaults and redirect to host app
+                if index == (content.attachments?.count)! - 1 {
+                    let userDefaults = UserDefaults(suiteName: "group.\(this.hostAppBundleIdentifier)")
+                    userDefaults?.set(this.sharedText, forKey: this.sharedKey)
+                    userDefaults?.synchronize()
+                    this.redirectToHostApp(type: .text)
+                }
+
+            } else {
+                self?.dismissWithError()
+            }
+        }
+    }
+
+    private func handleImages (content: NSExtensionItem, attachment: NSItemProvider, index: Int) {
+        attachment.loadItem(forTypeIdentifier: imageContentType, options: nil) { [weak self] data, error in
+
+            if error == nil, let url = data as? URL, let this = self {
+
+                // Always copy
+                let fileName = this.getFileName(from: url, type: .image)
+                let newPath = FileManager.default
+                    .containerURL(forSecurityApplicationGroupIdentifier: "group.\(this.hostAppBundleIdentifier)")!
+                    .appendingPathComponent(fileName)
+                let copied = this.copyFile(at: url, to: newPath)
+                if(copied) {
+                    this.sharedMedia.append(SharedMediaFile(path: newPath.absoluteString, thumbnail: nil, duration: nil, type: .image))
+                }
+
+                // If this is the last item, save imagesData in userDefaults and redirect to host app
+                if index == (content.attachments?.count)! - 1 {
+                    let userDefaults = UserDefaults(suiteName: "group.\(this.hostAppBundleIdentifier)")
+                    userDefaults?.set(this.toData(data: this.sharedMedia), forKey: this.sharedKey)
+                    userDefaults?.synchronize()
+                    this.redirectToHostApp(type: .media)
+                }
+
+            } else {
+                 self?.dismissWithError()
+            }
+        }
+    }
+
+    private func handleVideos (content: NSExtensionItem, attachment: NSItemProvider, index: Int) {
+        attachment.loadItem(forTypeIdentifier: videoContentType, options: nil) { [weak self] data, error in
+
+            if error == nil, let url = data as? URL, let this = self {
+
+                // Always copy
+                let fileName = this.getFileName(from: url, type: .video)
+                let newPath = FileManager.default
+                    .containerURL(forSecurityApplicationGroupIdentifier: "group.\(this.hostAppBundleIdentifier)")!
+                    .appendingPathComponent(fileName)
+                let copied = this.copyFile(at: url, to: newPath)
+                if(copied) {
+                    guard let sharedFile = this.getSharedMediaFile(forVideo: newPath) else {
+                        return
+                    }
+                    this.sharedMedia.append(sharedFile)
+                }
+
+                // If this is the last item, save imagesData in userDefaults and redirect to host app
+                if index == (content.attachments?.count)! - 1 {
+                    let userDefaults = UserDefaults(suiteName: "group.\(this.hostAppBundleIdentifier)")
+                    userDefaults?.set(this.toData(data: this.sharedMedia), forKey: this.sharedKey)
+                    userDefaults?.synchronize()
+                    this.redirectToHostApp(type: .media)
+                }
+
+            } else {
+                 self?.dismissWithError()
+            }
+        }
+    }
+
+    private func handleFiles (content: NSExtensionItem, attachment: NSItemProvider, index: Int) {
+        attachment.loadItem(forTypeIdentifier: fileURLType, options: nil) { [weak self] data, error in
+
+            if error == nil, let url = data as? URL, let this = self {
+
+                // Always copy
+                let fileName = this.getFileName(from :url, type: .file)
+                let newPath = FileManager.default
+                    .containerURL(forSecurityApplicationGroupIdentifier: "group.\(this.hostAppBundleIdentifier)")!
+                    .appendingPathComponent(fileName)
+                let copied = this.copyFile(at: url, to: newPath)
+                if (copied) {
+                    this.sharedMedia.append(SharedMediaFile(path: newPath.absoluteString, thumbnail: nil, duration: nil, type: .file))
+                }
+
+                if index == (content.attachments?.count)! - 1 {
+                    let userDefaults = UserDefaults(suiteName: "group.\(this.hostAppBundleIdentifier)")
+                    userDefaults?.set(this.toData(data: this.sharedMedia), forKey: this.sharedKey)
+                    userDefaults?.synchronize()
+                    this.redirectToHostApp(type: .file)
+                }
+
+            } else {
+                self?.dismissWithError()
+            }
+        }
+    }
+
+    private func dismissWithError() {
+        print("[ERROR] Error loading data!")
+        let alert = UIAlertController(title: "Error", message: "Error loading data", preferredStyle: .alert)
+
+        let action = UIAlertAction(title: "Error", style: .cancel) { _ in
+            self.dismiss(animated: true, completion: nil)
+        }
+
+        alert.addAction(action)
+        present(alert, animated: true, completion: nil)
+        extensionContext!.completeRequest(returningItems: [], completionHandler: nil)
+    }
+
+    private func redirectToHostApp(type: RedirectType) {
+        let url = URL(string: "ShareMedia://dataUrl=\(sharedKey)#\(type)")
+        var responder = self as UIResponder?
+        let selectorOpenURL = sel_registerName("openURL:")
+
+        while (responder != nil) {
+            if (responder?.responds(to: selectorOpenURL))! {
+                let _ = responder?.perform(selectorOpenURL, with: url)
+            }
+            responder = responder!.next
+        }
+        extensionContext!.completeRequest(returningItems: [], completionHandler: nil)
+    }
+
+    enum RedirectType {
+        case media
+        case text
+        case file
+    }
+
+    func getExtension(from url: URL, type: SharedMediaType) -> String {
+        let parts = url.lastPathComponent.components(separatedBy: ".")
+        var ex: String? = nil
+        if (parts.count > 1) {
+            ex = parts.last
+        }
+
+        if (ex == nil) {
+            switch type {
+                case .image:
+                    ex = "PNG"
+                case .video:
+                    ex = "MP4"
+                case .file:
+                    ex = "TXT"
+            }
+        }
+        return ex ?? "Unknown"
+    }
+
+    func getFileName(from url: URL, type: SharedMediaType) -> String {
+        var name = url.lastPathComponent
+
+        if (name.isEmpty) {
+            name = UUID().uuidString + "." + getExtension(from: url, type: type)
+        }
+
+        return name
+    }
+
+    func copyFile(at srcURL: URL, to dstURL: URL) -> Bool {
+        do {
+            if FileManager.default.fileExists(atPath: dstURL.path) {
+                try FileManager.default.removeItem(at: dstURL)
+            }
+            try FileManager.default.copyItem(at: srcURL, to: dstURL)
+        } catch (let error) {
+            print("Cannot copy item at \(srcURL) to \(dstURL): \(error)")
+            return false
+        }
+        return true
+    }
+
+    private func getSharedMediaFile(forVideo: URL) -> SharedMediaFile? {
+        let asset = AVAsset(url: forVideo)
+        let duration = (CMTimeGetSeconds(asset.duration) * 1000).rounded()
+        let thumbnailPath = getThumbnailPath(for: forVideo)
+
+        if FileManager.default.fileExists(atPath: thumbnailPath.path) {
+            return SharedMediaFile(path: forVideo.absoluteString, thumbnail: thumbnailPath.absoluteString, duration: duration, type: .video)
+        }
+
+        var saved = false
+        let assetImgGenerate = AVAssetImageGenerator(asset: asset)
+        assetImgGenerate.appliesPreferredTrackTransform = true
+        //        let scale = UIScreen.main.scale
+        assetImgGenerate.maximumSize =  CGSize(width: 360, height: 360)
+        do {
+            let img = try assetImgGenerate.copyCGImage(at: CMTimeMakeWithSeconds(600, preferredTimescale: Int32(1.0)), actualTime: nil)
+            try UIImage.pngData(UIImage(cgImage: img))()?.write(to: thumbnailPath)
+            saved = true
+        } catch {
+            saved = false
+        }
+
+        return saved ? SharedMediaFile(path: forVideo.absoluteString, thumbnail: thumbnailPath.absoluteString, duration: duration, type: .video) : nil
+
+    }
+
+    private func getThumbnailPath(for url: URL) -> URL {
+        let fileName = Data(url.lastPathComponent.utf8).base64EncodedString().replacingOccurrences(of: "==", with: "")
+        let path = FileManager.default
+            .containerURL(forSecurityApplicationGroupIdentifier: "group.\(hostAppBundleIdentifier)")!
+            .appendingPathComponent("\(fileName).jpg")
+        return path
+    }
+
+    class SharedMediaFile: Codable {
+        var path: String; // can be image, video or url path. It can also be text content
+        var thumbnail: String?; // video thumbnail
+        var duration: Double?; // video duration in milliseconds
+        var type: SharedMediaType;
+
+
+        init(path: String, thumbnail: String?, duration: Double?, type: SharedMediaType) {
+            self.path = path
+            self.thumbnail = thumbnail
+            self.duration = duration
+            self.type = type
+        }
+
+        // Debug method to print out SharedMediaFile details in the console
+        func toString() {
+            print("[SharedMediaFile] \n\tpath: \(self.path)\n\tthumbnail: \(self.thumbnail)\n\tduration: \(self.duration)\n\ttype: \(self.type)")
+        }
+    }
+
+    enum SharedMediaType: Int, Codable {
+        case image
+        case video
+        case file
+    }
+
+    func toData(data: [SharedMediaFile]) -> Data {
+        let encodedData = try? JSONEncoder().encode(data)
+        return encodedData!
+    }
+}
+
+extension Array {
+    subscript (safe index: UInt) -> Element? {
+        return Int(index) < count ? self[Int(index)] : nil
+    }
+}

pubspec.lock

@@ -792,7 +792,7 @@ packages:
       name: quick_actions
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.4.0+5"
+    version: "0.4.0+10"
   quiver:
     dependency: transitive
     description:

pubspec.yaml

@@ -51,7 +51,7 @@ dependencies:
   image_picker: ^0.6.7
   easy_localization: ^2.3.2
   easy_localization_loader: ^0.0.2
-  quick_actions: ^0.4.0+5
+  quick_actions: ^0.4.0+10
   receive_sharing_intent: ^1.4.0+2
   in_app_purchase: ^0.3.4+5
   flutter_plugin_android_lifecycle: ^1.0.8 # for fixing the build