public async Task <byte[]> GetImage(HttpContext context)
{
try
{
var path1 = Path.Combine("Resources", "Images");
var path = Path.Combine(path1, "Avatars");
string userName = TokensHelper.GetClaimFromJwt(context, ClaimTypes.Name);
string imageName = userName;
//var fileName = Directory.EnumerateFiles(@path, imageName).FirstOrDefault();
var fileName = Path.Combine(path, imageName);
using var memory = new MemoryStream();
using (var stream = new FileStream(fileName, FileMode.Open))
{
await stream.CopyToAsync(memory);
}
memory.Position = 0;
return(memory.GetBuffer());
}
catch (Exception)
{
throw new ErrorException(ErrorCode.ImageNotFound, "Slika nije pronađena.");
}
}
public async Task <List <OutProizvodDTO> > GetAllForUser(HttpContext context)
{
string userId = TokensHelper.GetClaimFromJwt(context, CustomClaims.UserId.ToString());
var proizvodi = await _db.Proizvodi.Include(i => i.Prodavac).Where(p => p.Prodavac.Id == userId).ToListAsync();
List <OutProizvodDTO> outProizvodi = new List <OutProizvodDTO>();
foreach (var proizvod in proizvodi)
{
string slika = null;
try
{
using var buffer = await GetImage(proizvod.Id);
slika = Convert.ToBase64String(buffer.GetBuffer());
}
catch (Exception) { }
outProizvodi.Add(new OutProizvodDTO
{
Id = proizvod.Id,
Naziv = proizvod.Naziv,
Cena = proizvod.Cena,
Opis = null,
NacinKoriscenja = proizvod.NacinKoriscenja,
Prodavac = null,
Slika = slika
});
}
return(outProizvodi);
}
public async Task <bool> Delete(HttpContext context)
{
string userName = TokensHelper.GetClaimFromJwt(context, ClaimTypes.Name);
var user = await _userManager.FindByNameAsync(userName);
if (user == null)
{
return(true);
}
var res = await _userManager.DeleteAsync(user);
try
{
DeleteImage(context);
}
catch (Exception) { }
if (!res.Succeeded)
{
return(false);
}
return(true);
}
public async Task <Account> Update(HttpContext context, Update model)
{
string userName = TokensHelper.GetClaimFromJwt(context, ClaimTypes.Name);
var user = await _userManager.FindByNameAsync(userName);
if (user == null)
{
throw new ErrorException(ErrorCode.UserNotFound, "Korisnik ne postoji u sistemu.");
}
user.FirstName = model.FirstName;
user.LastName = model.LastName;
user.PhoneNumber = model.PhoneNumber;
user.Address = model.Address;
var res = await _userManager.UpdateAsync(user);
if (!res.Succeeded)
{
throw new ErrorException(ErrorCode.UserUpdateError, "Greška pri čuvanju profila.");
}
return(new Account
{
Username = user.UserName,
Email = user.Email,
FirstName = user.FirstName,
LastName = user.LastName,
Address = user.Address,
PhoneNumber = user.PhoneNumber
});
}
public async Task <OutProizvodDTO> Add(InProductDTO model, HttpContext context)
{
string userName = TokensHelper.GetClaimFromJwt(context, ClaimTypes.Name);
var user = await _userManager.FindByNameAsync(userName);
if (user == null)
{
throw new ErrorException(ErrorCode.UserNotFound, "Prodavac ne postoji u sistemu.");
}
Guid id = Guid.NewGuid();
_db.Proizvodi.Add(new Proizvod
{
Id = id,
Naziv = model.Naziv,
Cena = model.Cena,
Opis = model.Opis,
NacinKoriscenja = model.NacinKoriscenja,
Prodavac = user
});
try
{
await _db.SaveChangesAsync();
}
catch (Exception)
{
throw new ErrorException(ErrorCode.DbError, "Greška pri čuvanju proizvoda u bazu podataka.");
}
return(new OutProizvodDTO
{
Id = id,
Naziv = model.Naziv,
Cena = model.Cena,
Opis = model.Opis,
NacinKoriscenja = model.NacinKoriscenja,
Prodavac = null
});
}
public bool DeleteImage(HttpContext context)
{
try
{
var path1 = Path.Combine("Resources", "Images");
var path = Path.Combine(path1, "Avatars");
string userName = TokensHelper.GetClaimFromJwt(context, ClaimTypes.Name);
string imageName = userName;
var fullPath = Path.Combine(path, imageName);
File.Delete(fullPath);
return(true);
}
catch (Exception)
{
throw new ErrorException(ErrorCode.ImageNotFound, "Greška pri brisanju slike.");
}
}
public async Task <UserAuthData> ChangePassword(HttpContext context, ChangePassword change)
{
string userName = TokensHelper.GetClaimFromJwt(context, ClaimTypes.Name);
var user = await _userManager.FindByNameAsync(userName);
if (user == null)
{
throw new ErrorException(ErrorCode.UserNotFound, "Korisnik ne postoji u sistemu.");
}
var res = await _userManager.ChangePasswordAsync(user, change.OldPassword, change.NewPassword);
if (!res.Succeeded)
{
throw new ErrorException(ErrorCode.PasswordChangeFailed, "Greška pri menjanju lozinke.");
}
var role = TokensHelper.GetClaimFromJwt(context, ClaimTypes.Role);
return(await CreateTokens(user, role, true));
}
public async Task <bool> SaveImage(HttpContext context)
{
IFormFile file;
try
{
file = context.Request.Form.Files.FirstOrDefault(f => f.Name == "file");
if (file == null)
{
throw new ErrorException(ErrorCode.ImageNotFound, "Slika nije pronađena.");
}
}
catch (Exception)
{
throw new ErrorException(ErrorCode.ImageNotFound, "Slika nije pronađena.");
}
if (file.Length > 10000000)
{
throw new ErrorException(ErrorCode.ImageTooLarge, "Slika zauzima previše prostora.");
}
string ext = Path.GetExtension(file.FileName);
var path1 = Path.Combine("Resources", "Images");
var path = Path.Combine(path1, "Avatars");
string userName = TokensHelper.GetClaimFromJwt(context, ClaimTypes.Name);
string imageName = userName;
var fullPath = Path.Combine(path, imageName);
using (var stream = new FileStream(fullPath, FileMode.Create))
{
await file.CopyToAsync(stream);
}
return(true);
}
public async Task <Account> Get(HttpContext context)
{
string userName = TokensHelper.GetClaimFromJwt(context, ClaimTypes.Name);
var user = await _userManager.FindByNameAsync(userName);
if (user == null)
{
throw new ErrorException(ErrorCode.UserNotFound, "Korisnik ne postoji u sistemu.");
}
var role = TokensHelper.GetClaimFromJwt(context, ClaimTypes.Role);
return(new Account
{
Username = user.UserName,
Email = user.Email,
FirstName = user.FirstName,
LastName = user.LastName,
Address = user.Address,
PhoneNumber = user.PhoneNumber,
Role = role
});
}
public async Task <OutProdavacNarudzbinaDTO> Get(Guid id, HttpContext context)
{
var narudzbina = await _db.Narudzbine.Include(n => n.Kupac).Include(n => n.Prodavac)
.Include(n => n.ListaElemenata).ThenInclude(k => k.Proizvod).FirstOrDefaultAsync(a => a.Id == id);
if (narudzbina == null)
{
return(null);
}
string userName = TokensHelper.GetClaimFromJwt(context, ClaimTypes.Name);
var user = await _userManager.FindByNameAsync(userName);
if (user == null)
{
throw new ErrorException(ErrorCode.UserNotFound, "Prodavac ne postoji u sistemu.");
}
if (narudzbina.Prodavac.Id != user.Id && narudzbina.Kupac.Id != user.Id)
{
throw new ErrorException(ErrorCode.OrderAccessError, "Nemate pravo da pristupite ovoj narudzbini.");
}
var outProdavacNarudzbina = new OutProdavacNarudzbinaDTO
{
Id = narudzbina.Id,
StatusNarudzbine = narudzbina.StatusNarudzbine,
VremeIsporukeUDanima = narudzbina.VremeIsporukeUDanima,
Prodavac = new Account
{
Address = narudzbina.Prodavac.Address,
Email = narudzbina.Prodavac.Email,
FirstName = narudzbina.Prodavac.FirstName,
LastName = narudzbina.Prodavac.LastName,
PhoneNumber = narudzbina.Prodavac.PhoneNumber
},
Kupac = new Account
{
Address = narudzbina.Kupac.Address,
Email = narudzbina.Kupac.Email,
FirstName = narudzbina.Kupac.FirstName,
LastName = narudzbina.Kupac.LastName,
PhoneNumber = narudzbina.Kupac.PhoneNumber
},
ListaElemenata = new List <OutElementKorpeDTO>(),
DatumNarudzbine = narudzbina.DatumNarudzbine,
DatumOdobrenjaNarudzbine = narudzbina.DatumPotvrdeNarudzbine
};
foreach (var el in narudzbina.ListaElemenata)
{
outProdavacNarudzbina.ListaElemenata.Add(new OutElementKorpeDTO
{
Kolicina = el.Kolicina,
Proizvod = new OutProizvodDTO
{
Id = el.Proizvod.Id,
Naziv = el.Proizvod.Naziv,
Cena = el.Proizvod.Cena,
Opis = el.Proizvod.Opis,
NacinKoriscenja = el.Proizvod.NacinKoriscenja,
Prodavac = null
}
});
}
return(outProdavacNarudzbina);
}
public async Task <List <OutOrderDTO> > Add(InOrderDTO model, HttpContext context)
{
if (model == null || model.ListaElemenata == null || model.ListaElemenata.Count == 0)
{
return(null);
}
string userName = TokensHelper.GetClaimFromJwt(context, ClaimTypes.Name);
var user = await _userManager.FindByNameAsync(userName);
if (user == null)
{
throw new ErrorException(ErrorCode.UserNotFound, "Prodavac ne postoji u sistemu.");
}
var listaNarudzbina = new List <Narudzbina>();
foreach (var el in model.ListaElemenata)
{
var proizvod = _db.Proizvodi.Where(p => p.Id == el.Id)?.Include(i => i.Prodavac).FirstOrDefault();
if (proizvod == null)
{
continue;
}
var narudzbinaZaOvogProdavca = listaNarudzbina.FirstOrDefault(n => n.Prodavac.Id == proizvod.Prodavac.Id);
if (narudzbinaZaOvogProdavca == null)
{
narudzbinaZaOvogProdavca = new Narudzbina
{
Id = Guid.NewGuid(),
ListaElemenata = new List <ElementKorpe>
{
new ElementKorpe
{
Id = Guid.NewGuid(),
Kolicina = el.Kolicina,
Proizvod = proizvod
}
},
Kupac = user,
StatusNarudzbine = StatusNarudzbine.Nova,
VremeIsporukeUDanima = null,
Prodavac = proizvod.Prodavac
};
listaNarudzbina.Add(narudzbinaZaOvogProdavca);
}
else
{
narudzbinaZaOvogProdavca.ListaElemenata.Add(new ElementKorpe
{
Id = Guid.NewGuid(),
Kolicina = el.Kolicina,
Proizvod = proizvod
});
}
}
foreach (var narudzbina in listaNarudzbina)
{
narudzbina.DatumNarudzbine = DateTime.UtcNow;
_db.Narudzbine.Add(narudzbina);
}
try
{
await _db.SaveChangesAsync();
}
catch (Exception)
{
throw new ErrorException(ErrorCode.DbError, "Greška pri čuvanju narudzbine u bazu podataka.");
}
var outListaNarudzbina = new List <OutOrderDTO>();
foreach (var narudzbina in listaNarudzbina)
{
var outNar = new OutOrderDTO
{
Id = narudzbina.Id,
Prodavac = new Account
{
FirstName = narudzbina.Prodavac.FirstName,
LastName = narudzbina.Prodavac.LastName,
Email = narudzbina.Prodavac.Email,
PhoneNumber = narudzbina.Prodavac.PhoneNumber
},
ListaElemenata = new List <OutElementKorpeDTO>()
};
foreach (var el in narudzbina.ListaElemenata)
{
outNar.ListaElemenata.Add(new OutElementKorpeDTO
{
Kolicina = el.Kolicina,
Proizvod = new OutProizvodDTO
{
Id = el.Proizvod.Id,
Naziv = el.Proizvod.Naziv,
Cena = el.Proizvod.Cena,
Opis = el.Proizvod.Opis,
NacinKoriscenja = el.Proizvod.NacinKoriscenja,
Prodavac = null
}
});
}
outListaNarudzbina.Add(outNar);
}
return(outListaNarudzbina);
}
public async Task <List <OutProdavacNarudzbinaDTO> > GetAllForBuyer(HttpContext context)
{
string userName = TokensHelper.GetClaimFromJwt(context, ClaimTypes.Name);
var user = await _userManager.FindByNameAsync(userName);
if (user == null)
{
throw new ErrorException(ErrorCode.UserNotFound, "Prodavac ne postoji u sistemu.");
}
var narudzbine = await _db.Narudzbine.Include(n => n.Kupac).Include(n => n.Prodavac)
.Include(n => n.ListaElemenata).ThenInclude(k => k.Proizvod).Where(k => k.Kupac == user)?.ToListAsync();
if (narudzbine == null)
{
return(null);
}
List <OutProdavacNarudzbinaDTO> outProdavacNarudzbine = new List <OutProdavacNarudzbinaDTO>();
foreach (var narudzbina in narudzbine)
{
var outProdavacNarudzbina = new OutProdavacNarudzbinaDTO
{
Id = narudzbina.Id,
StatusNarudzbine = narudzbina.StatusNarudzbine,
VremeIsporukeUDanima = narudzbina.VremeIsporukeUDanima,
Kupac = new Account
{
Address = narudzbina.Kupac.Address,
Email = narudzbina.Kupac.Email,
FirstName = narudzbina.Kupac.FirstName,
LastName = narudzbina.Kupac.LastName,
PhoneNumber = narudzbina.Kupac.PhoneNumber
},
Prodavac = new Account
{
Address = narudzbina.Prodavac.Address,
Email = narudzbina.Prodavac.Email,
FirstName = narudzbina.Prodavac.FirstName,
LastName = narudzbina.Prodavac.LastName,
PhoneNumber = narudzbina.Prodavac.PhoneNumber
},
ListaElemenata = new List <OutElementKorpeDTO>(),
DatumNarudzbine = narudzbina.DatumNarudzbine,
DatumOdobrenjaNarudzbine = narudzbina.DatumPotvrdeNarudzbine
};
foreach (var el in narudzbina.ListaElemenata)
{
outProdavacNarudzbina.ListaElemenata.Add(new OutElementKorpeDTO
{
Kolicina = el.Kolicina,
Proizvod = new OutProizvodDTO
{
Id = el.Proizvod.Id,
Naziv = el.Proizvod.Naziv,
Cena = el.Proizvod.Cena,
Opis = el.Proizvod.Opis,
NacinKoriscenja = el.Proizvod.NacinKoriscenja,
Prodavac = null
}
});
}
outProdavacNarudzbine.Add(outProdavacNarudzbina);
}
return(outProdavacNarudzbine);
}
