Beispiel #1
0
        public async Task <ErrorBase> TrySearchCategories(string query, SearchType searchType)
        {
            if (!string.IsNullOrEmpty(query) && (query.Length == 1 || (query.Length == 2 && searchType == SearchType.People)) || string.IsNullOrEmpty(query) && searchType == SearchType.People)
            {
                if (searchType == SearchType.Tags)
                {
                    TagsPresenter.NotifySourceChanged(nameof(TrySearchCategories), true);
                }
                else
                {
                    UserFriendPresenter.NotifySourceChanged(nameof(TrySearchCategories), true);
                }

                return(null);
            }

            if (string.IsNullOrEmpty(query))
            {
                return(await TagsPresenter.TryGetTopTags());
            }

            if (searchType == SearchType.Tags)
            {
                return(await TagsPresenter.TryLoadNext(query));
            }

            return(await UserFriendPresenter.TryLoadNextSearchUser(query));
        }
        public async Task <Exception> TrySearchCategories(string query, SearchType searchType)
        {
            try
            {
                if (!string.IsNullOrEmpty(query) && (query.Length == 1 || (query.Length == 2 && searchType == SearchType.People)) || string.IsNullOrEmpty(query) && searchType == SearchType.People)
                {
                    if (searchType == SearchType.Tags)
                    {
                        TagsPresenter.NotifySourceChanged(nameof(TrySearchCategories), true);
                        TagsPresenter.TasksCancel();
                    }
                    else
                    {
                        UserFriendPresenter.NotifySourceChanged(nameof(TrySearchCategories), true);
                        UserFriendPresenter.TasksCancel();
                    }

                    return(new ValidationException(LocalizationKeys.TagSearchWarning));
                }

                if (string.IsNullOrEmpty(query))
                {
                    return(await TagsPresenter.TryGetTopTags());
                }

                if (searchType == SearchType.Tags)
                {
                    return(await TagsPresenter.TryLoadNext(query));
                }

                return(await UserFriendPresenter.TryLoadNextSearchUser(query));
            }
            catch (Exception ex)
            {
                return(null);
            }
        }