tencent cloud

// 标记类型
NSNumber *markType = @(V2TIM_CONVERSATION_MARK_TYPE_STAR);
// 扩展标记类型
// NSNumber *markType = @(0x1LL << 32);
// 标记会话
BOOL enableMark = YES; 
// 取消标记会话
//  BOOL enableMark = NO; 
[[V2TIMManager sharedInstance] markConversation:@[@"c2c_yahaha"] markType:markType enableMark:enableMark succ:^(NSArray<V2TIMConversationOperationResult *> *result){
    // 标记会话成功
} fail:^(int code, NSString *desc) {
    // 标记会话失败
}];

template <class T>
class ValueCallback final : public V2TIMValueCallback<T> {
public:
    using SuccessCallback = std::function<void(const T&)>;
    using ErrorCallback = std::function<void(int, const V2TIMString&)>;

    ValueCallback() = default;
    ~ValueCallback() override = default;

    void SetCallback(SuccessCallback success_callback, ErrorCallback error_callback) {
        success_callback_ = std::move(success_callback);
        error_callback_ = std::move(error_callback);
    }

    void OnSuccess(const T& value) override {
        if (success_callback_) {
            success_callback_(value);
        }
    }
    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_;
};

V2TIMStringVector conversationIDList;
conversationIDList.PushBack(u8"c2c_user1");
// 标记类型
uint64_t markType = V2TIMConversationMarkType::V2TIM_CONVERSATION_MARK_TYPE_STAR;
// 扩展标记类型
uint64_t markType = static_cast<uint64_t>(0x1) << 32;

auto callback = new ValueCallback<V2TIMConversationOperationResultVector>{};
callback->SetCallback(
    [=](const V2TIMConversationOperationResultVector& conversationOperationResultList) {
        // 标记会话成功
        delete callback;
    },
    [=](int error_code, const V2TIMString& error_message) {
        // 标记会话失败
        delete callback;
    });

V2TIMManager::GetInstance()->GetConversationManager()->MarkConversation(conversationIDList, markType, true,
                                                                        callback);

// 删除会话分组
[[V2TIMManager sharedInstance] addConversationListener:self];
- (void)onConversationChanged:(NSArray<V2TIMConversation*> *) conversationList
{
    for (V2TIMConversation *conv in conversationList) {
        // 获取会话新的标记信息
        NSArray *mark_list = conv.markList;
    }
}

class ConversationListener final : public V2TIMConversationListener {
public:
    void OnConversationChanged(const V2TIMConversationVector& conversationList) override {
        for (size_t i = 0; i < conversationList.Size(); ++i) {
            const V2TIMConversation& conversation = conversationList[i];
            // 获取会话新的标记信息
            const UInt64Vector& markList = conversation.markList;
        }
    }
    // 其他成员 ...
};

// 添加会话事件监听器，注意在移除监听器之前需要保持 conversationListener 的生命期，以免接收不到事件回调
ConversationListener conversationListener;
V2TIMManager::GetInstance()->GetConversationManager()->AddConversationListener(&conversationListener);