Overview
This feature enables any member in a conversation to modify a successfully sent message in the conversation. The message will be synced to all the members in the conversation once modified successfully.
Note:
This feature is supported only by the SDK for Flutter on v4.0.0 or later.
Modifying a Message
A conversation participant can call the modifyMessage
API (details) to modify a sent message in the conversation.
The Chat SDK allows any conversation participant to modify a message in the conversation. You can add more restrictions at the business layer, for example, only allowing the message sender to modify the message. Currently, the following information of a message can be modified:
Sample code:
// Find the message to be modified
V2TimValueCallback<List<V2TimMessage>> msgListRes = await TencentImSDKPlugin.v2TIMManager.getMessageManager().findMessages(messageIDList: ['msgid']);
// Edit the message
if(msgListRes.code == 0){
List<V2TimMessage> messageList = msgListRes.data;
if(messageList.isNotEmpty){
V2TimMessage originMessage = messageList[0];
originMessage.cloudCustomData = "change data";
V2TimValueCallback<V2TimMessageChangeInfo> modify = await TencentImSDKPlugin.v2TIMManager.getMessageManager().modifyMessage(message: originMessage);
if(modify.code == 0){
if(modify.data.code ==0){
// Modified successfully
}
}
}
}
Listening for a Message Modification Callback
Conversation participants call addAdvancedMsgListener
(details) to add the advanced message listener. After a message in the conversation is modified, all the participants will receive the onRecvMessageModified
callback (details), which contains the modified message object. Sample code:
onRecvMessageModified: (V2TimMessage message) {
},
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