public ActionResult <RegisterUrlResponseBody> RegisterUrl([FromBody] RegisterUrlRequestBody request)
{
var accountClaim = _httpContextAccessor.HttpContext.User.FindFirst(ClaimTypes.NameIdentifier);
if (accountClaim == null)
{
return(Unauthorized());
}
var account = accountClaim.Value;
if (account == null)
{
return(Unauthorized());
}
if (!ModelState.IsValid)
{
return(BadRequest());
}
RegisteredUrl registeredUrl = _urlService.CreateRegisteredUrl(request, account);
RegisterUrlResponseBody response = new RegisterUrlResponseBody()
{
shortUrl = $"http://localhost:6500/{registeredUrl.ShortUrl}"
};
return(Created("", response));
}
/**
* metoda vraca registrirani URL
*
* Ako za korisnika 'Account' vec postoji URL kao u 'Request'u, onda vraćamo taj postojeći objekt iz baze
* Ako URL ne postoji, kreiramo novi RegisteredUrl, spremamo u bazu i vraćamo ga
*/
public RegisteredUrl CreateRegisteredUrl(RegisterUrlRequestBody Request, string Account)
{
//pokusavamo naci url u bazi podataka. ako postoji, provjeravamo da li pripada ovom accountu.
//ako je sve zo zadovoljeno, nema potrebe kreirati novi zapis, nego vracamo stari
RegisteredUrl findUrl = _context.RegisteredUrls.FirstOrDefault(databaseUrl => databaseUrl.LongUrl == Request.url && databaseUrl.AccountID == Account);
if (findUrl != null)
{
return(findUrl);
}
else
{
//URL ne postoji, kreiramo novi zapis u bazi i vracamo novi RegisteredUrl objekt
RegisteredUrl registeredUrl = new RegisteredUrl()
{
LongUrl = Request.url, ShortUrl = ShortUrlGenerator.Generate(10), AccountID = Account
};
if (Request.redirectType > 0)
{
registeredUrl.RedirectType = Request.redirectType;
}
else
{
registeredUrl.RedirectType = 302;
}
_context.RegisteredUrls.Add(registeredUrl);
_context.SaveChanges();
return(registeredUrl);
}
}
/**
* metoda prima ID registriranog URL objekta i uvecava njegov numberOfCalls za 1, za potrebe statistike
*/
public void IncrementStatistic(long ID)
{
RegisteredUrl findUrl = _context.RegisteredUrls.Find(ID);
if (findUrl != null)
{
findUrl.numberOfCalls += 1;
_context.Entry(findUrl).State = EntityState.Modified;
_context.SaveChanges();
}
}
/**
* metoda vraca registrirani url objekt iz baze na temelju ShortUrl stringa
*/
public RegisteredUrl GetRegisteredUrl(string ShortUrl)
{
RegisteredUrl findUrl = _context.RegisteredUrls.FirstOrDefault(databaseUrl => databaseUrl.ShortUrl == ShortUrl);
return(findUrl);
}