public bool GetURL(string alias)
{
this.retorno = new UrlWebResp();
try
{
RegistroURL url = registroUrlRepository.FindByALias(alias);
if (url is null)
{
retorno.errorcode = "002";
retorno.errormessage = "SHORTENED URL NOT FOUND";
return(false);
}
else
{
url.QuantidadeAcessos++;
registroUrlRepository.Save(url);
retorno.url = url.UrlOriginal;
retorno.shorturl = url.UrlEncurtada;
return(true);
}
}
catch (Exception ex)
{
unitOfWork.Rollback();
unitOfWork.Dispose();
retorno.errorcode = "003";
retorno.errormessage = ex.Message;
return(false);
}
}
public UrlWebResp AddURL(string url, string alias)
{
UrlWebResp urlWebResp = new UrlWebResp();
try
{
RegistroURL registroUrl = registroUrlRepository.FindByALias(alias);
var stopWatch = new Stopwatch();
stopWatch.Start();
if (registroUrl != null)
{
urlWebResp.errorcode = "001";
urlWebResp.errormessage = "CUSTOM ALIAS ALREADY EXISTS";
return(urlWebResp);
}
else
{
var urlPadrao = "http://shorturl/";
if (String.IsNullOrEmpty(alias))
{
var inicio = 0;
var numeroDeBytes = 1;
do
{
alias = GerarAlias(url, inicio, numeroDeBytes);
inicio++;
numeroDeBytes++;
} while (registroUrlRepository.FindByALias(alias) != null);
//executa a operacao de obter um alias a partir de hash
//refaz a operacao enquanto o alias nao for unico
}
urlWebResp.shorturl = urlPadrao + alias;
urlWebResp.alias = alias;
urlWebResp.url = url;
registroUrlRepository.Save(new RegistroURL
{
Alias = alias,
UrlOriginal = url,
UrlEncurtada = urlWebResp.shorturl
});
stopWatch.Stop();
urlWebResp.tempoOperacao = stopWatch.ElapsedMilliseconds + " ms";
return(urlWebResp);
}
}
catch (Exception ex)
{
unitOfWork.Rollback();
unitOfWork.Dispose();
urlWebResp.errorcode = "003";
urlWebResp.errormessage = ex.Message;
return(urlWebResp);
}
}
