tencent cloud

V2TIMGroupMemberSearchParam *searchParam = [[V2TIMGroupMemberSearchParam alloc] init];
searchParam.groupIDList = @[@"group1", @"group2"];
searchParam.keywordList = @[@"keyword1", @"keyword2"];
searchParam.isSearchMemberUserID = YES;
searchParam.isSearchMemberNickName = YES;
searchParam.isSearchMemberRemark = YES;
searchParam.isSearchMemberNameCard = YES;
[[V2TIMManager sharedInstance] searchGroupMembers:searchParam succ:^(NSDictionary<NSString *,NSArray<V2TIMGroupMemberFullInfo *> *> *memberList) {
    for (NSString *key in memberList.allKeys) {
        // Group ID
        NSString *groupID = key;
        // Group member list
        NSArray *memberFullInfoList = memberList[key];
    }
} fail:^(int code, NSString *desc) {
    // Failed to find the group members
}];

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_;
};

V2TIMGroupMemberSearchParam param;
param.groupIDList = groupIDList;
param.keywordList = keywordList;
param.isSearchMemberUserID = true;
param.isSearchMemberNickName = true;
param.isSearchMemberRemark = true;
param.isSearchMemberNameCard = true;

auto callback = new ValueCallback<V2TIMGroupSearchGroupMembersMap>{};
callback->SetCallback(
    [=](const V2TIMGroupSearchGroupMembersMap& groupSearchGroupMembersMap) {
        V2TIMStringVector allKeys = groupSearchGroupMembersMap.AllKeys();
        for (size_t i = 0; i < allKeys.Size(); i++) {
            // Group ID
            const V2TIMString& groupID = allKeys[i];
            // Group member list
            V2TIMGroupMemberFullInfoVector groupMemberFullInfoList = groupSearchGroupMembersMap.Get(groupID);
        }
        delete callback;
    },
    [=](int error_code, const V2TIMString& error_message) {
        // Failed to find the group members
        delete callback;
    });

V2TIMManager::GetInstance()->GetGroupManager()->SearchGroupMembers(param, callback);