tencent cloud

// Add a relationship listener
// `self` is id<V2TIMFriendshipListener>.
[[V2TIMManager sharedInstance] addFriendListener:self];

// Remove the relationship listener
[[V2TIMManager sharedInstance] removeFriendListener:self];

class FriendshipListener final : public V2TIMFriendshipListener {
    // Member...
};

// Add a relationship event listener. Keep `friendshipListener` valid before the listener is removed to ensure event callbacks are received.
FriendshipListener friendshipListener;
V2TIMManager::GetInstance()->GetFriendshipManager()->AddFriendListener(&friendshipListener);

// Remove the relationship listener
V2TIMManager::GetInstance()->GetFriendshipManager()->RemoveFriendListener(&friendshipListener);

// Obtain a user's personal profile
NSString *loginUser = [[V2TIMManager sharedInstance] getLoginUser];
[[V2TIMManager sharedInstance] getUsersInfo:@[loginUser] succ:^(NSArray<V2TIMUserFullInfo *> *infoList) {
    // User's profile obtained successfully
} fail:^(int code, NSString *desc) {
    // Failed to obtain the user's profile
}];

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();
V2TIMStringVector userIDList;
userIDList.PushBack(loginUser);

auto callback = new ValueCallback<V2TIMUserFullInfoVector>{};
callback->SetCallback(
    [=](const V2TIMUserFullInfoVector& userFullInfoList) {
        // User's profile obtained successfully
        delete callback;
    },
    [=](int error_code, const V2TIMString& error_message) {
        // Failed to obtain the user's profile
        delete callback;
    });

V2TIMManager::GetInstance()->GetUsersInfo(userIDList, callback);

// Set the user's profile
V2TIMUserFullInfo *info = [[V2TIMUserFullInfo alloc] init];
info.nickName = @"nickName";
info.faceURL = @"faceURL";
[[V2TIMManager sharedInstance] setSelfInfo:info succ:^{
    // User's profile set successfully
} fail:^(int code, NSString *desc) {
    // Failed to set the user's profile
}];

// Listen for the callback for a user's profile change
[[V2TIMManager sharedInstance] addIMSDKListener:self];
- (void)onSelfInfoUpdated:(V2TIMUserFullInfo *)Info {
    // Received the callback for a user's profile change
}

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_;
};

V2TIMUserFullInfo info;
info.nickName = u8"nickName";
info.faceURL = u8"faceUrl";
info.modifyFlag = V2TIMUserInfoModifyFlag::V2TIM_USER_INFO_MODIFY_FLAG_NICK |
                  V2TIMUserInfoModifyFlag::V2TIM_USER_INFO_MODIFY_FLAG_FACE_URL;

auto callback = new Callback{};
callback->SetCallback(
    [=]() {
        // User's profile set successfully
        delete callback;
    },
    [=](int error_code, const V2TIMString& error_message) {
        // Failed to set the user's profile
        delete callback;
    });

V2TIMManager::GetInstance()->SetSelfInfo(info, callback);

// Listen for the callback for a user's profile change
class SDKListener final : public V2TIMSDKListener {
public:
    SDKListener() = default;
    ~SDKListener() override = default;

    void OnSelfInfoUpdated(const V2TIMUserFullInfo& info) override {
        // Received the callback for a user's profile change
    }
    // Other members …
};
// Add an event listener. Keep `sdkListener` valid before the listener is removed to ensure event callbacks are received.
SDKListener sdkListener;
V2TIMManager::GetInstance()->AddSDKListener(&sdkListener);