chatview3

Description:

chatview3

ChatView3 #

Enhance your chat experience with this upgraded version of the ChatView package, now featuring multi-language support (arabic, frensh and english) and various improvements.Dive into seamless communication with enhanced language options and optimized features.
For web demo
visit Chat View Example.
Preview #

Installing #

Add dependency to pubspec.yaml

dependencies:
chatview3: <latest-version>
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Get the latest version in the 'Installing' tab on pub.dev

Import the package

import 'package:chatview3/chatview3.dart';
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Adding a chat controller.

final chatController = ChatController(
initialMessageList: messageList,
scrollController: ScrollController(),
chatUsers: [ChatUser(id: '2', name: 'Simform')],
);
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Adding a ChatView2 widget.

ChatView2(
currentUser: ChatUser(id: '1', name: 'Flutter'),
chatController: chatController,
onSendTap: onSendTap,
chatview2State: ChatView2State.hasMessages, // Add this state once data is available.
)
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Adding a messageList with Message class.

List<Message> messageList = [
Message(
id: '1',
message: "Hi",
createdAt: createdAt,
sendBy: userId,
),
Message(
id: '2',
message: "Hello",
createdAt: createdAt,
sendBy: userId,
),
];
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Adding a onSendTap.

void onSendTap(String message, ReplyMessage replyMessage, Message messageType){
final message = Message(
id: '3',
message: "How are you",
createdAt: DateTime.now(),
sendBy: currentUser.id,
replyMessage: replyMessage,
messageType: messageType,
);
chatController.addMessage(message);
}
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Note: you can evaluate message type from messageType parameter, based on that you can perform operations.
Messages types compability #



Message Types
Android
iOS




Text messages
✔️
✔️


Image messages
✔️
✔️


Voice messages
✔️
✔️


Custom messages
✔️
✔️



Platform specific configuration #
For image Picker #
iOS

Add the following keys to your Info.plist file, located in <project root>/ios/Runner/Info.plist:

<key>NSCameraUsageDescription</key>
<string>Used to demonstrate image picker plugin</string>
<key>NSMicrophoneUsageDescription</key>
<string>Used to capture audio for image picker plugin</string>
<key>NSPhotoLibraryUsageDescription</key>
<string>Used to demonstrate image picker plugin</string>
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For voice messages #
iOS

Add this two rows in ios/Runner/Info.plist

<key>NSMicrophoneUsageDescription</key>
<string>This app requires Mic permission.</string>
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This plugin requires ios 10.0 or higher. So add this line in Podfile

platform :ios, '10.0'
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Android

Change the minimum Android sdk version to 21 (or higher) in your android/app/build.gradle file.

minSdkVersion 21
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Add RECORD_AUDIO permission in AndroidManifest.xml

<uses-permission android:name="android.permission.RECORD_AUDIO"/>
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Some more optional parameters #

Passing custom local (language) arabic or english or frensh

ChatView2(
...
local:'ar' //if english 'en' if frensh 'fr'

...

)
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but you must modify your main file and add the intl package like this (for arabic language):
import 'package:intl/date_symbol_data_local.dart';
void main() {
initializeDateFormatting("ar", null).then((_) {
runApp(const YourApp());
});
}
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and for english language:
import 'package:intl/date_symbol_data_local.dart';
void main() {
initializeDateFormatting("en", null).then((_) {
runApp(const YourApp());
});
}
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and for frensh language:
import 'package:intl/date_symbol_data_local.dart';
void main() {
initializeDateFormatting("fr", null).then((_) {
runApp(const YourApp());
});
}
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!! this package supports only arabic, english and frensh

Enable and disable specific features with FeatureActiveConfig.

ChatView2(
...
featureActiveConfig: FeatureActiveConfig(
enableSwipeToReply: true,
enableSwipeToSeeTime: false,
),
...
)
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Adding an appbar with ChatView2AppBar.

ChatView2(
...
appBar: ChatView2AppBar(
profilePicture: profileImage,
chatTitle: "Simform",
userStatus: "online",
actions: [
Icon(Icons.more_vert),
],
),
...
)
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Adding a message list configuration with ChatBackgroundConfiguration class.

ChatView2(
...
chatBackgroundConfig: ChatBackgroundConfiguration(
backgroundColor: Colors.white,
backgroundImage: backgroundImage,
),
...
)
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Adding a send message configuration with SendMessageConfiguration class.

ChatView2(
...
sendMessageConfig: SendMessageConfiguration(
replyMessageColor: Colors.grey,
replyDialogColor:Colors.blue,
replyTitleColor: Colors.black,
closeIconColor: Colors.black,
),
...
)
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Adding a chat bubble configuration with ChatBubbleConfiguration class.

ChatView2(
...
chatBubbleConfig: ChatBubbleConfiguration(
onDoubleTap: (){
// Your code goes here
},
outgoingChatBubbleConfig: ChatBubble( // Sender's message chat bubble
color: Colors.blue,
borderRadius: const BorderRadius.only(
topRight: Radius.circular(12),
topLeft: Radius.circular(12),
bottomLeft: Radius.circular(12),
),
),
inComingChatBubbleConfig: ChatBubble( // Receiver's message chat bubble
color: Colors.grey.shade200,
borderRadius: const BorderRadius.only(
topLeft: Radius.circular(12),
topRight: Radius.circular(12),
bottomRight: Radius.circular(12),
),
),
)
...
)
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Adding swipe to reply configuration with SwipeToReplyConfiguration class.

ChatView2(
...
swipeToReplyConfig: SwipeToReplyConfiguration(
onLeftSwipe: (message, sendBy){
// Your code goes here
},
onRightSwipe: (message, sendBy){
// Your code goes here
},
),
...
)
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Adding messages configuration with MessageConfiguration class.

ChatView2(
...
messageConfig: MessageConfiguration(
messageReactionConfig: MessageReactionConfiguration(), // Emoji reaction configuration for single message
imageMessageConfig: ImageMessageConfiguration(
onTap: (){
// Your code goes here
},
shareIconConfig: ShareIconConfiguration(
onPressed: (){
// Your code goes here
},
),
),
),
...
)
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Adding reaction pop-up configuration with ReactionPopupConfiguration class.

ChatView2(
...
reactionPopupConfig: ReactionPopupConfiguration(
backgroundColor: Colors.white,
userReactionCallback: (message, emoji){
// Your code goes here
}
padding: EdgeInsets.all(12),
shadow: BoxShadow(
color: Colors.black54,
blurRadius: 20,
),
),
...
)
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Adding reply pop-up configuration with ReplyPopupConfiguration class.

ChatView2(
...
replyPopupConfig: ReplyPopupConfiguration(
backgroundColor: Colors.white,
onUnsendTap:(message){ // message is 'Message' class instance
// Your code goes here
},
onReplyTap:(message){ // message is 'Message' class instance
// Your code goes here
},
onReportTap:(){
// Your code goes here
},
onMoreTap:(){
// Your code goes here
},
),
...
)
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Adding replied message configuration with RepliedMessageConfiguration class.

ChatView2(
...
repliedMessageConfig: RepliedMessageConfiguration(
backgroundColor: Colors.blue,
verticalBarColor: Colors.black,
repliedMsgAutoScrollConfig: RepliedMsgAutoScrollConfig(),
),
...
)
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For customizing typing indicators use typeIndicatorConfig with TypeIndicatorConfig.

ChatView2(
...

typeIndicatorConfig: TypeIndicatorConfiguration(
flashingCircleBrightColor: Colors.grey,
flashingCircleDarkColor: Colors.black,
),
...
)
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For showing hiding typeIndicatorwidget use ChatController.setTypingIndicaor, for more info see ChatController.

/// use it with your [ChatController] instance.
_chatContoller.setTypingIndicator = true; // for showing indicator
_chatContoller.setTypingIndicator = false; // for hiding indicator
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Adding linkpreview configuration with LinkPreviewConfiguration class.

ChatView2(
...
chatBubbleConfig: ChatBubbleConfiguration(
linkPreviewConfig: LinkPreviewConfiguration(
linkStyle: const TextStyle(
color: Colors.white,
decoration: TextDecoration.underline,
),
backgroundColor: Colors.grey,
bodyStyle: const TextStyle(
color: Colors.grey.shade200,
fontSize:16,
),
titleStyle: const TextStyle(
color: Colors.black,
fontSize:20,
),
),
)
...
)
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Adding pagination.

ChatView2(
...
isLastPage: false,
featureActiveConfig: FeatureActiveConfig(
enablePagination: true,
),
loadMoreData: chatController.loadMoreData,
...
)
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Add image picker configuration.

ChatView2(
...
sendMessageConfig: SendMessageConfiguration(
enableCameraImagePicker: false,
enableGalleryImagePicker: true,
imagePickerIconsConfig: ImagePickerIconsConfiguration(
cameraIconColor: Colors.black,
galleryIconColor: Colors.black,
)
)
...
)
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Add ChatView2State customisations.

ChatView2(
...
chatview2StateConfig: Chatview2StateConfiguration(
loadingWidgetConfig: ChatView2StateWidgetConfiguration(
loadingIndicatorColor: Colors.pink,
),
onReloadButtonTap: () {},
),
...
)
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Setting auto scroll and highlight config with RepliedMsgAutoScrollConfig class.

ChatView2(
...
repliedMsgAutoScrollConfig: RepliedMsgAutoScrollConfig(
enableHighlightRepliedMsg: true,
highlightColor: Colors.grey,
highlightScale: 1.1,
)
...
)
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Callback when a user starts/stops typing in TextFieldConfiguration

ChatView2(
...
sendMessageConfig: SendMessageConfiguration(

textFieldConfig: TextFieldConfiguration(
onMessageTyping: (status) {
// send composing/composed status to other client
// your code goes here
},


/// After typing stopped, the threshold time after which the composing
/// status to be changed to [TypeWriterStatus.typed].
/// Default is 1 second.
compositionThresholdTime: const Duration(seconds: 1),

),
...
)
)
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Passing customReceipts builder or handling stuffs related receipts see ReceiptsWidgetConfig in outgoingChatBubbleConfig.

ChatView2(
...
featureActiveConfig: const FeatureActiveConfig(
/// Controls the visibility of message seen ago receipts default is true
lastSeenAgoBuilderVisibility: false,
/// Controls the visibility of the message [receiptsBuilder]
receiptsBuilderVisibility: false),
ChatBubbleConfiguration(
inComingChatBubbleConfig: ChatBubble(
onMessageRead: (message) {
/// send your message reciepts to the other client
debugPrint('Message Read');
},

),
outgoingChatBubbleConfig: ChatBubble(
receiptsWidgetConfig: ReceiptsWidgetConfig(
/// custom receipts builder
receiptsBuilder: _customReceiptsBuilder,
/// whether to display receipts in all
/// message or just at the last one just like instagram
showReceiptsIn: ShowReceiptsIn.lastMessage
),
),
),

...

)
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How to use #
Check out blog for better understanding and basic implementation.
Also, for whole example, check out the example app in the example directory or the 'Example' tab on pub.dartlang.org for a more complete example.
Main Contributors #


Mohamed Salem
Vatsal Tanna
Dhvanit Vaghani
Ujas Majithiya



License #
MIT License
Copyright (c) 2022 Simform Solutions
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:
The above copyright notice and this permission notice shall be included in all
copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
SOFTWARE.
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