first commit

lib/custom_social_share.dart

@@ -0,0 +1,4 @@
+library custom_social_share;
+
+export 'src/custom_social_share.dart';
+export 'src/enums.dart';

lib/src/custom_social_share.dart

@@ -0,0 +1,33 @@
+import 'custom_social_share_platform_interface.dart';
+import 'enums.dart';
+
+/// CustomSocialShare to copy content to clipboard and share text
+class CustomSocialShare {
+  /// copy text [content] to clipboard
+  Future<void> copy(String content) {
+    return CustomSocialSharePlatform.instance.copy(content);
+  }
+
+  /// open system UI to share text [content]
+  Future<bool> toAll(String content) {
+    return CustomSocialSharePlatform.instance.toAll(content);
+  }
+
+  /// share text [content] with social apps
+  /// [shareWith] is [ShareWith] different type of default apps
+  Future<bool> to(ShareWith shareWith, String content) {
+    return CustomSocialSharePlatform.instance.to(shareWith, content);
+  }
+
+  /// return list of default [ShareWith] installed apps
+  Future<List<ShareWith>> getInstalledAppsForShare() async {
+    return CustomSocialSharePlatform.instance.getInstalledAppsForShare();
+  }
+
+  /// custom app share only for Android
+  /// [package] is android application id
+  /// text [content] to share
+  Future<bool> customApp(String package, String content) {
+    return CustomSocialSharePlatform.instance.customApp(package, content);
+  }
+}

lib/src/custom_social_share_method_channel.dart

@@ -0,0 +1,60 @@
+import 'dart:io';
+
+import 'package:flutter/foundation.dart';
+import 'package:flutter/services.dart';
+
+import 'custom_social_share_platform_interface.dart';
+import 'enums.dart';
+
+/// An implementation of [CustomSocialSharePlatform] that uses method channels.
+class MethodChannelCustomSocialShare extends CustomSocialSharePlatform {
+  /// The method channel used to interact with the native platform.
+  @visibleForTesting
+  final methodChannel = const MethodChannel('custom_social_share');
+
+  @override
+  Future<void> copy(String content) {
+    return Clipboard.setData(ClipboardData(text: content));
+  }
+
+  @override
+  Future<bool> toAll(String content) {
+    return methodChannel.invokeMethod<bool>('toAll',
+        {"content": content}).then<bool>((bool? value) => value ?? false);
+  }
+
+  @override
+  Future<bool> to(ShareWith shareWith, String content) {
+    return methodChannel.invokeMethod<bool>(shareWith.name,
+        {"content": content}).then<bool>((bool? value) => value ?? false);
+  }
+
+  @override
+  Future<List<ShareWith>> getInstalledAppsForShare() {
+    return methodChannel
+        .invokeMapMethod<String, bool>('getInstalledApps')
+        .then((map) {
+      if (map == null) return [];
+      map.removeWhere((key, value) => !value);
+      return map.keys
+          .map((e) {
+            try {
+              ShareWith.values.byName(e);
+            } catch (e) {
+              return null;
+            }
+          })
+          .whereType<ShareWith>()
+          .toList();
+    });
+  }
+
+  @override
+  Future<bool> customApp(String package, String content) {
+    if (!Platform.isAndroid) return Future.value(false);
+    return methodChannel.invokeMethod<bool>('customApp', {
+      "package": package,
+      "content": content
+    }).then<bool>((bool? value) => value ?? false);
+  }
+}

lib/src/custom_social_share_platform_interface.dart

@@ -0,0 +1,55 @@
+import 'package:plugin_platform_interface/plugin_platform_interface.dart';
+
+import 'custom_social_share_method_channel.dart';
+import 'enums.dart';
+
+abstract class CustomSocialSharePlatform extends PlatformInterface {
+  /// Constructs a CustomSocialSharePlatform.
+  CustomSocialSharePlatform() : super(token: _token);
+
+  static final Object _token = Object();
+
+  static CustomSocialSharePlatform _instance = MethodChannelCustomSocialShare();
+
+  /// The default instance of [CustomSocialSharePlatform] to use.
+  ///
+  /// Defaults to [MethodChannelCustomSocialShare].
+  static CustomSocialSharePlatform get instance => _instance;
+
+  /// Platform-specific implementations should set this with their own
+  /// platform-specific class that extends [CustomSocialSharePlatform] when
+  /// they register themselves.
+  static set instance(CustomSocialSharePlatform instance) {
+    PlatformInterface.verifyToken(instance, _token);
+    _instance = instance;
+  }
+
+  /// copy text [content] to clipboard
+  Future<void> copy(String content) {
+    throw UnimplementedError('copy() has not been implemented.');
+  }
+
+  /// open system UI to share text [content]
+  Future<bool> toAll(String content) {
+    throw UnimplementedError('toAll() has not been implemented.');
+  }
+
+  /// share text [content] with social apps
+  /// [shareWith] is [ShareWith] different type of default apps
+  Future<bool> to(ShareWith shareWith, String content) {
+    throw UnimplementedError('to() has not been implemented.');
+  }
+
+  /// return list of default [ShareWith] installed apps
+  Future<List<ShareWith>> getInstalledAppsForShare() {
+    throw UnimplementedError(
+        'getInstalledAppsForShare() has not been implemented.');
+  }
+
+  /// custom app share only for Android
+  /// [package] is android application id
+  /// text [content] to share
+  Future<bool> customApp(String package, String content) {
+    throw UnimplementedError('customApp() has not been implemented.');
+  }
+}

lib/src/enums.dart

@@ -0,0 +1,22 @@
+/// number of apps to share content
+enum ShareWith {
+  sms,
+  email,
+  facebook,
+  facebookLite,
+  facebookMessenger,
+  facebookMessengerLite,
+  instagram,
+  line,
+  linkedin,
+  reddit,
+  skype,
+  slack,
+  snapchat,
+  telegram,
+  x,
+  viber,
+  wechat,
+  whatsapp,
+  threads,
+}