public void GetData(string searchString, Dictionary <string, string> parameters, int offset, int count, Action <BackendResult <VKList <SearchHint>, ResultCode> > callback)
{
if (offset == 0 && string.IsNullOrWhiteSpace(searchString) && SearchHintsSearchDataProvider._preloadedSearchHintsLoaded)
{
Action <BackendResult <VKList <SearchHint>, ResultCode> > action = callback;
int num = 0;
VKList <SearchHint> resultData = new VKList <SearchHint>();
resultData.items = SearchHintsSearchDataProvider._preloadedSearchHints;
int count1 = SearchHintsSearchDataProvider._preloadedSearchHints.Count;
resultData.count = count1;
BackendResult <VKList <SearchHint>, ResultCode> backendResult = new BackendResult <VKList <SearchHint>, ResultCode>((ResultCode)num, resultData);
action(backendResult);
}
else
{
string query = searchString;
SearchService.Instance.GetSearchHints(searchString, (Action <BackendResult <List <SearchHint>, ResultCode> >)(result =>
{
if (result.ResultCode == ResultCode.Succeeded)
{
if (string.IsNullOrEmpty(query))
{
if (!SearchHintsSearchDataProvider._preloadedSearchHintsLoaded)
{
SearchHintsSearchDataProvider._preloadedSearchHints = new List <SearchHint>((IEnumerable <SearchHint>)result.ResultData);
SearchHintsSearchDataProvider._preloadedSearchHintsHeaders = new List <SearchHintHeader>((IEnumerable <SearchHintHeader>)Enumerable.Select <SearchHint, SearchHintHeader>(result.ResultData, (Func <SearchHint, SearchHintHeader>)(searchHint => new SearchHintHeader(searchHint))));
SearchHintsSearchDataProvider._preloadedSearchHintsLoaded = true;
}
}
else
{
string internalLink = SearchHintsSearchDataProvider.TryGetInternalLink(query);
if (!string.IsNullOrEmpty(internalLink))
{
result.ResultData.Add(new SearchHint()
{
type = "internal_link",
global = 1,
description = internalLink
});
}
result.ResultData.Add(new SearchHint()
{
type = "extended_search",
global = 1
});
}
callback(new BackendResult <VKList <SearchHint>, ResultCode>(result.ResultCode, new VKList <SearchHint>()
{
count = result.ResultData.Count,
items = result.ResultData
}));
}
else
{
callback(new BackendResult <VKList <SearchHint>, ResultCode>(result.ResultCode, null));
}
}));
}
}
private static string TryGetInternalLink(string query)
{
query = query.ToLowerInvariant();
bool isVKMe;
string shortVkUrl = SearchHintsSearchDataProvider.GetShortVKUrl(query, out isVKMe);
if (shortVkUrl != null)
{
query = shortVkUrl.Substring(shortVkUrl.LastIndexOf("/", (StringComparison)2) + 1);
}
if (!Regex.IsMatch(query, "(?![0-9_]+)^[a-zA-Z0-9_]*$"))
{
return("");
}
if (!string.IsNullOrEmpty(query))
{
query = (!isVKMe ? "vk.com/" : "vk.me/") + query;
}
return(query);
}