Client constructor

Client({ required String id, String? tag, Future<Signature> openSignatureHandler({ required Client client, })?, Future<Signature> conversationSignatureHandler({ String? action, required Client client, Conversation? conversation, List? targetIDs, })?, })

To create an IM Client with an Client.id and an optional Client.tag.

You can implement below signature handlers as required to enable the feature about signature.

• openSignatureHandler is a handler for Client.open.
• conversationSignatureHandler is a handler for the functions about Conversation, details as below:
  • When action is create, means Client.createConversation or Client.createChatRoom is invoked.
  • When action is invite, means Conversation.join or Conversation.addMembers is invoked.
  • When action is kick, means Conversation.quit or Conversation.removeMembers is invoked.

Implementation

Client({
  required this.id,
  this.tag,
  Future<Signature> Function({
    required Client client,
  })?
      openSignatureHandler,
  Future<Signature> Function({
    required Client client,
    Conversation? conversation,
    List? targetIDs,
    String? action,
  })?
      conversationSignatureHandler,
})  : _openSignatureHandler = openSignatureHandler,
      _conversationSignatureHandler = conversationSignatureHandler;