tencent cloud

V2TIMUserStatus *status = [[V2TIMUserStatus alloc] init];
BOOL clearStatus = YES;
if (clearStatus) {
    status.customStatus = nil;
} else {
    status.customStatus = @"listening to music";
}
[V2TIMManager.sharedInstance setSelfStatus:status
                                      succ:^{
    NSLog(@"setSelfStatus succeed, customStatus: %@", status.customStatus);
} fail:^(int code, NSString *desc) {
    NSLog(@"setSelfStatus error, 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_;
};

V2TIMUserStatus status;
bool clearStatus = true;
status.customStatus = clearStatus ? {} : "listening to music";

auto callback = new Callback{};
callback->SetCallback(
    [=]() {
        // 设置自己的状态成功
        delete callback;
    },
    [=](int error_code, const V2TIMString& error_message) {
        // 设置自己的状态失败
        delete callback;
    });

V2TIMManager::GetInstance()->SetSelfStatus(status, callback);

NSString *loginUserID = V2TIMManager.sharedInstance.getLoginUser;
if (loginUserID == nil || loginUserID.length == 0) {
    return;
}
[V2TIMManager.sharedInstance getUserStatus:@[loginUserID]
                                      succ:^(NSArray<V2TIMUserStatus *> *result) {
    // 查询自己的状态成功
} fail:^(int code, NSString *desc) {
    // 查询自己的状态失败
}];

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_;
};

V2TIMString loginUser = V2TIMManager::GetInstance()->GetLoginUser();
if (!loginUser.Empty()) {
    V2TIMStringVector userIDList;
    userIDList.PushBack(loginUser);

    auto callback = new ValueCallback<V2TIMUserStatusVector>{};
    callback->SetCallback(
        [=](const V2TIMUserStatusVector& userStatusList) {
            // 查询自己的状态成功
            delete callback;
        },
        [=](int error_code, const V2TIMString& error_message) {
            // 查询自己的状态失败
            delete callback;
        });

    V2TIMManager::GetInstance()->GetUserStatus(userIDList, callback);
}