tencent cloud

String conversationID = "conversationID";
String draftText = "The draft text";
V2TIMManager.getConversationManager().setConversationDraft(conversationID, draftText, new V2TIMCallback() {
   @Override
   public void onSuccess() {
       Log.i("imsdk", "success");
   }
    @Override
   public void onError(int code, String desc) {
       Log.i("imsdk", "failure, code:" + code + ", desc:" + desc);
   }
});

NSString *conversationID = @"conversationID";
NSString *draftText = "The draft text";
[[V2TIMManager sharedInstance] setConversationDraft:conversationID draftText:draftText succ:^{
   NSLog(@"success");
} fail:^(int code, NSString *desc) {
   NSLog(@"failure, code:%d, desc:%@", code, desc);
}];

class Callback final : public V2TIMCallback {
public:
   using SuccessCallback = std::function<void()>;
   using ErrorCallback = std::function<void(int, const V2TIMString&)>;
    Callback() = default;
   ~Callback() override = default;
    void SetCallback(SuccessCallback success_callback, ErrorCallback error_callback) {
       success_callback_ = std::move(success_callback);
       error_callback_ = std::move(error_callback);
   }
    void OnSuccess() override {
       if (success_callback_) {
           success_callback_();
       }
   }
   void OnError(int error_code, const V2TIMString& error_message) override {
       if (error_callback_) {
           error_callback_(error_code, error_message);
       }
   }
private:
   SuccessCallback success_callback_;
   ErrorCallback error_callback_;
};
V2TIMString conversationID = u8"conversationID";
V2TIMString draftText = u8"The draft text";
auto callback = new Callback;
callback->SetCallback(
   [=]() {
       // 设置会话草稿成功
       delete callback;
   },
   [=](int error_code, const V2TIMString& error_message) {
       // 设置会话草稿失败
       delete callback;
   });
V2TIMManager::GetInstance()->GetConversationManager()->SetConversationDraft(conversationID, draftText,
                                                                           callback);