Un paquete Flutter que le permite integrar Chat View con opciones altamente personalizadas, como chat individual, chat grupal, reacciones a mensajes, mensajes de respuesta, vista previa de enlaces y configuraciones para la vista general.
Para una demostración web, visite Ejemplo de vista de chat.
Se cambió el nombre del campo sendBy
a sentBy
en la clase Message
.
Se cambió el nombre del campo chatUsers
a otherUsers
en la clase ChatController
.
Se movió el campo currentUser
del widget ChatView
a la clase ChatController
Valor id
actualizado en el método copyWith
de Message
para tener el valor correcto.
Se eliminó el campo showTypingIndicator
de ChatView
y lo reemplazó con ChatController.showTypingIndicator
.
Antes:
ChatView (
showTypingIndicator : false ,
),
Después:
/// use it with your [ChatController] instance.
_chatContoller.setTypingIndicator = true ; // for showing indicator
_chatContoller.setTypingIndicator = false ; // for hiding indicator
Se actualizaron los métodos fromJson
y toJson
del modelo de datos ChatUser
, Message
y ReplyMessage
:
ChatUser.fromJson
:Antes:
ChatUser . fromJson (
{
...
'imageType' : ImageType .asset,
...
},
),
Después:
ChatUser . fromJson (
{
...
'imageType' : 'asset' ,
...
},
),
ChatUser.toJson
:Antes:
{
...
imageType : ImageType .asset,
...
}
Después:
{
...
imageType : asset,
...
}
Message.fromJson
:Antes:
Message . fromJson (
{
...
'createdAt' : DateTime . now (),
'message_type' : MessageType .text,
'voice_message_duration' : Duration (seconds : 5 ),
...
}
)
Después:
Message . fromJson (
{
...
'createdAt' : '2024-06-13T17:32:19.586412' ,
'message_type' : 'text' ,
'voice_message_duration' : '5000000' ,
...
}
)
Message.toJson
:Antes:
{
...
createdAt : 2024 - 06 - 13 17 : 23 : 19.454789 ,
message_type : MessageType .text,
voice_message_duration : 0 : 00 : 05.000000 ,
...
}
Después:
{
...
createdAt : 2024 - 06 - 13T17 : 32 : 19.586412 ,
message_type : text,
voice_message_duration : 5000000 ,
...
}
ReplyMessage.fromJson
:Antes:
ReplyMessage . fromJson (
{
...
'message_type' : MessageType .text,
'voiceMessageDuration' : Duration (seconds : 5 ),
...
}
)
Después:
ReplyMessage . fromJson (
{
...
'message_type' : 'text' ,
'voiceMessageDuration' : '5000000' ,
...
}
)
en ReplyMessage.toJson
:
Antes:
{
...
message_type : MessageType .text,
voiceMessageDuration : 0 : 00 : 05.000000 ,
...
}
Después:
{
...
message_type : text,
voiceMessageDuration : 5000000 ,
...
}
pubspec.yaml
dependencies :
chatview : < latest - version >
Obtenga la última versión en la pestaña 'Instalación' en pub.dev
import 'package:chatview/chatview.dart' ;
final chatController = ChatController (
initialMessageList : messageList,
scrollController : ScrollController (),
currentUser : ChatUser (id : '1' , name : 'Flutter' ),
otherUsers : [ ChatUser (id : '2' , name : 'Simform' )],
);
ChatView
. ChatView (
chatController : chatController,
onSendTap : onSendTap,
chatViewState : ChatViewState .hasMessages, // Add this state once data is available.
)
Message
. List < Message > messageList = [
Message (
id : '1' ,
message : "Hi" ,
createdAt : createdAt,
sentBy : userId,
),
Message (
id : '2' ,
message : "Hello" ,
createdAt : createdAt,
sentBy : userId,
),
];
onSendTap
. void onSendTap ( String message, ReplyMessage replyMessage, MessageType messageType){
final message = Message (
id : '3' ,
message : "How are you" ,
createdAt : DateTime . now (),
sentBy : currentUser.id,
replyMessage : replyMessage,
messageType : messageType,
);
chatController. addMessage (message);
}
Nota: puede evaluar el tipo de mensaje desde el parámetro messageType
, en función de eso puede realizar operaciones.
Tipos de mensajes | Androide | iOS | Mac OS | Web | linux | ventanas |
---|---|---|---|---|---|---|
Mensajes de texto | ✔️ | ✔️ | ✔️ | ✔️ | ✔️ | ✔️ |
Mensajes de imagen | ✔️ | ✔️ | ✔️ | ✔️ | ✔️ | ✔️ |
Mensajes de voz | ✔️ | ✔️ | ||||
Mensajes personalizados | ✔️ | ✔️ | ✔️ | ✔️ | ✔️ | ✔️ |
<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>
ios/Runner/Info.plist
<key>NSMicrophoneUsageDescription</key>
<string>This app requires Mic permission.</string>
Podfile
platform :ios, '10.0'
minSdkVersion 21
AndroidManifest.xml
<uses-permission android:name="android.permission.RECORD_AUDIO"/>
FeatureActiveConfig
. ChatView (
...
featureActiveConfig : FeatureActiveConfig (
enableSwipeToReply : true ,
enableSwipeToSeeTime : false ,
),
...
)
ChatViewAppBar
. ChatView (
...
appBar : ChatViewAppBar (
profilePicture : profileImage,
chatTitle : "Simform" ,
userStatus : "online" ,
actions : [
Icon ( Icons .more_vert),
],
),
...
)
ChatBackgroundConfiguration
. ChatView (
...
chatBackgroundConfig : ChatBackgroundConfiguration (
backgroundColor : Colors .white,
backgroundImage : backgroundImage,
),
...
)
SendMessageConfiguration
. ChatView (
...
sendMessageConfig : SendMessageConfiguration (
replyMessageColor : Colors .grey,
replyDialogColor : Colors .blue,
replyTitleColor : Colors .black,
closeIconColor : Colors .black,
),
...
)
ChatBubbleConfiguration
. ChatView (
...
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 ),
),
),
)
...
)
SwipeToReplyConfiguration
. ChatView (
...
swipeToReplyConfig : SwipeToReplyConfiguration (
onLeftSwipe : (message, sentBy){
// Your code goes here
},
onRightSwipe : (message, sentBy){
// Your code goes here
},
),
...
)
MessageConfiguration
. ChatView (
...
messageConfig : MessageConfiguration (
messageReactionConfig : MessageReactionConfiguration (), // Emoji reaction configuration for single message
imageMessageConfig : ImageMessageConfiguration (
onTap : (){
// Your code goes here
},
shareIconConfig : ShareIconConfiguration (
onPressed : (){
// Your code goes here
},
),
),
),
...
)
ReactionPopupConfiguration
. ChatView (
...
reactionPopupConfig : ReactionPopupConfiguration (
backgroundColor : Colors .white,
userReactionCallback : (message, emoji){
// Your code goes here
}
padding : EdgeInsets . all ( 12 ),
shadow : BoxShadow (
color : Colors .black54,
blurRadius : 20 ,
),
),
...
)
ReplyPopupConfiguration
. ChatView (
...
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
},
),
...
)
RepliedMessageConfiguration
. ChatView (
...
repliedMessageConfig : RepliedMessageConfiguration (
backgroundColor : Colors .blue,
verticalBarColor : Colors .black,
repliedMsgAutoScrollConfig : RepliedMsgAutoScrollConfig (),
),
...
)
typeIndicatorConfig
con TypeIndicatorConfig
. ChatView (
...
typeIndicatorConfig : TypeIndicatorConfiguration (
flashingCircleBrightColor : Colors .grey,
flashingCircleDarkColor : Colors .black,
),
...
)
ChatController.setTypingIndicaor
; para obtener más información, consulte ChatController
. /// use it with your [ChatController] instance.
_chatContoller.setTypingIndicator = true ; // for showing indicator
_chatContoller.setTypingIndicator = false ; // for hiding indicator
LinkPreviewConfiguration
. ChatView (
...
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 ,
),
),
)
...
)
ChatView (
...
isLastPage : false ,
featureActiveConfig : FeatureActiveConfig (
enablePagination : true ,
),
loadMoreData : chatController.loadMoreData,
...
)
ChatView (
...
sendMessageConfig : SendMessageConfiguration (
enableCameraImagePicker : false ,
enableGalleryImagePicker : true ,
imagePickerIconsConfig : ImagePickerIconsConfiguration (
cameraIconColor : Colors .black,
galleryIconColor : Colors .black,
)
)
...
)
ChatViewState
. ChatView (
...
chatViewStateConfig : ChatViewStateConfiguration (
loadingWidgetConfig : ChatViewStateWidgetConfiguration (
loadingIndicatorColor : Colors .pink,
),
onReloadButtonTap : () {},
),
...
)
RepliedMsgAutoScrollConfig
. ChatView (
...
repliedMsgAutoScrollConfig : RepliedMsgAutoScrollConfig (
enableHighlightRepliedMsg : true ,
highlightColor : Colors .grey,
highlightScale : 1.1 ,
)
...
)
TextFieldConfiguration
ChatView (
...
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 ),
),
...
)
)
ReceiptsWidgetConfig
en outgoingChatBubbleConfig. ChatView (
...
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
),
),
),
...
)
enableOtherUserName
para ocultar el nombre de usuario en el chat. ChatView (
...
featureActiveConfig : const FeatureActiveConfig (
enableOtherUserName : false ,
),
...
)
onMoreTap
y onReportTap
. ChatView (
...
replyPopupConfig : ReplyPopupConfiguration (
onReportTap : ( Message message) {
debugPrint ( 'Message: $ message ' );
},
onMoreTap : ( Message message, bool sentByCurrentUser) {
debugPrint ( 'Message : $ message ' );
},
),
...
)
emojiPickerSheetConfig
para la configuración de la hoja de selección de emoji. ChatView (
...
emojiPickerSheetConfig : Config (
emojiViewConfig : EmojiViewConfig (
columns : 7 ,
emojiSizeMax : 32 ,
recentsLimit : 28 ,
backgroundColor : Colors .white,
),
categoryViewConfig : const CategoryViewConfig (
initCategory : Category . RECENT ,
recentTabBehavior : RecentTabBehavior . NONE ,
),
...
)
VoiceRecordingConfiguration
en sendMessageConfig. ChatView (
...
sendMessageConfig : SendMessageConfiguration (
voiceRecordingConfiguration : VoiceRecordingConfiguration (
iosEncoder : IosEncoder .kAudioFormatMPEG4AAC,
androidOutputFormat : AndroidOutputFormat .mpeg4,
androidEncoder : AndroidEncoder .aac,
bitRate : 128000 ,
sampleRate : 44100 ,
waveStyle : WaveStyle (
showMiddleLine : false ,
waveColor : theme.waveColor ?? Colors .white,
extendWaveform : true ,
),
),
...
)
)
enabled
para habilitar/deshabilitar el campo de texto del chat. ChatView (
...
sendMessageConfig : SendMessageConfiguration (
...
textFieldConfig : TextFieldConfig (
enabled : true // [false] to disable text field.
),
...
),
...
)
isProfilePhotoInBase64
que define si la imagen proporcionada es una URL o datos base64. final chatController = ChatController (
...
chatUsers : [
ChatUser (
id : '1' ,
name : 'Simform' ,
isProfilePhotoInBase64 : false ,
profilePhoto : 'ImageNetworkUrl' ,
),
],
...
);
ChatView (
...
profileCircleConfig : const ProfileCircleConfiguration (
isProfilePhotoInBase64 : false ,
profileImageUrl : 'ImageNetworkUrl' ,
),
...
)
chatSeparatorDatePattern
en DefaultGroupSeparatorConfiguration
para separar los chats con el patrón proporcionado. ChatView (
...
chatBackgroundConfig : ChatBackgroundConfiguration (
...
defaultGroupSeparatorConfig : DefaultGroupSeparatorConfiguration (
chatSeparatorDatePattern : 'MMM dd, yyyy'
),
...
),
...
)
cancelRecordConfiguration
para proporcionar una configuración para cancelar el mensaje de grabación de voz. ChatView (
...
sendMessageConfig : SendMessageConfiguration (
...
cancelRecordConfiguration : CancelRecordConfiguration (
icon : const Icon (
Icons .cancel_outlined,
),
onCancel : () {
debugPrint ( 'Voice recording cancelled' );
},
iconColor : Colors .black,
),
...
),
...
)
reactedUserCallback
. ChatView (
...
messageConfig : MessageConfiguration (
...
messageReactionConfig : MessageReactionConfiguration (
reactionsBottomSheetConfig : ReactionsBottomSheetConfiguration (
reactedUserCallback : (reactedUser, reaction) {
debugPrint (reaction);
},
),
),
...
),
...
),
customMessageReplyViewBuilder
para personalizar la vista del mensaje de respuesta para mensajes de tipo personalizado. ChatView (
...
messageConfig : MessageConfiguration (
customMessageBuilder : ( ReplyMessage state) {
return Text (
state.message,
maxLines : 1 ,
overflow : TextOverflow .ellipsis,
style : const TextStyle (
fontSize : 12 ,
color : Colors .black,
),
);
},
),
...
)
defaultAvatarImage
, generador de errores para la imagen de perfil de red y activo assetImageErrorBuilder
networkImageErrorBuilder
, Enum ImageType
para definir la imagen como activo, red o datos base64. ChatView (
...
appBar : ChatViewAppBar (
defaultAvatarImage : defaultAvatar,
imageType : ImageType .network,
networkImageErrorBuilder : (context, url, error) {
return Center (
child : Text ( 'Error $ error ' ),
);
},
assetImageErrorBuilder : (context, error, stackTrace) {
return Center (
child : Text ( 'Error $ error ' ),
);
},
),
...
),
customMessageReplyViewBuilder
para personalizar la vista del mensaje de respuesta para mensajes de tipo personalizado. ChatView (
...
messageConfig : MessageConfiguration (
customMessageBuilder : ( ReplyMessage state) {
return Text (
state.message,
maxLines : 1 ,
overflow : TextOverflow .ellipsis,
style : const TextStyle (
fontSize : 12 ,
color : Colors .black,
),
);
},
),
...
)
replyMessageBuilder
para personalizar la vista de la respuesta. ChatView (
...
replyMessageBuilder : (context, state) {
return Container (
decoration : const BoxDecoration (
color : Colors .white,
borderRadius : BorderRadius . vertical (
top : Radius . circular ( 14 ),
),
),
margin : const EdgeInsets . only (
bottom : 17 ,
right : 0.4 ,
left : 0.4 ,
),
padding : const EdgeInsets . fromLTRB ( 10 , 10 , 10 , 30 ),
child : Container (
padding : const EdgeInsets . symmetric (
horizontal : 6 ,
),
decoration : BoxDecoration (
color : Colors .grey.shade200,
borderRadius : BorderRadius . circular ( 12 ),
),
child : Column (
mainAxisSize : MainAxisSize .min,
children : [
Row (
mainAxisAlignment : MainAxisAlignment .spaceBetween,
children : [
Expanded (
child : Text (
state.message,
maxLines : 1 ,
overflow : TextOverflow .ellipsis,
style : const TextStyle (
fontWeight : FontWeight .bold,
),
),
),
IconButton (
constraints : const BoxConstraints (),
padding : EdgeInsets .zero,
icon : const Icon (
Icons .close,
size : 16 ,
),
onPressed : () => ChatView . closeReplyMessageView (context),
),
],
),
],
),
),
);
},
...
)
_chatController. addReplySuggestions ([
SuggestionItemData (text : 'Thanks.' ),
SuggestionItemData (text : 'Thank you very much.' ),
SuggestionItemData (text : 'Great.' )
]);
_chatController. removeReplySuggestions ();
replySuggestionsConfig : ReplySuggestionsConfig (
itemConfig : SuggestionItemConfig (
decoration : BoxDecoration (),
textStyle : TextStyle (),
padding : EdgetInsets . all ( 8 ),
customItemBuilder : (index, suggestionItemData) => Container ()
),
listConfig : SuggestionListConfig (
decoration : BoxDecoration (),
padding : EdgetInsets . all ( 8 ),
itemSeparatorWidth : 8 ,
axisAlignment : SuggestionListAlignment .left
)
onTap : (item) =>
_onSendTap (item.text, const ReplyMessage (), MessageType .text),
autoDismissOnSelection : true
),
messageSorter
de devolución de llamada para ordenar mensajes en ChatBackgroundConfiguration
. ChatView (
...
chatBackgroundConfig : ChatBackgroundConfiguration (
...
messageSorter : (message1, message2) {
return message1.createdAt. compareTo (message2.createdAt);
}
...
),
...
),
ScrollToBottomButtonConfig
para cambiar la configuración del botón de desplazamiento al final. ChatView (
...
scrollToBottomButtonConfig : ScrollToBottomButtonConfig (
),
...
),
errorBody
para mostrar un mensaje de error cuando el enlace no se pueda analizar para obtener una vista previa. ChatView (
...
linkPreviewConfig : LinkPreviewConfiguration (
errorBody : 'Error encountered while parsing the link for preview'
),
...
),
suggestionItemType
para mostrar elementos de sugerencia en varias líneas y no en forma desplazable. ChatView (
...
replySuggestionsConfig : ReplySuggestionsConfig (
suggestionItemType : SuggestionItemsType .multiline,
),
...
),
Consulte el blog para una mejor comprensión y una implementación básica.
Además, para ver un ejemplo completo, consulte la aplicación de ejemplo en el directorio de ejemplo o la pestaña "Ejemplo" en pub.dartlang.org para obtener un ejemplo más completo.
Vatsal Tanna | Dhvanit Vaghani | Ujas Majithiya | Apurva Kanthraviya | Aditya Chavda |
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.