public async Task UpdateFamilies(MusicFamilyUpdateModel[] model)
{
try
{
//Updates music families
var familyNames = model.Select(i => i.FamilyName).ToHashSet();
var existingFamilyNames = await _context.MusicFamilies.Select(f => f.Name).ToArrayAsync();
foreach (var family in familyNames)
{
if (!existingFamilyNames.Contains(family))
{
await _context.MusicFamilies.AddAsync(new MusicFamily
{
Id = Guid.NewGuid().ToString("D"),
Name = family
});
}
}
await _context.SaveChangesAsync();
var existingFamilies = await _context.MusicFamilies.ToArrayAsync();
//Updates music genres and associate their families
var genres = model.Select(i => i).ToHashSet();
var existingGenres = await _context.MusicGenres.ToArrayAsync();
foreach (var genre in genres)
{
//If genre allready exist update family id
if (existingGenres.Any(g => g.Name.Equals(genre.FamilyName)))
{
existingGenres.Single(g => g.Name.Equals(genre.FamilyName)).FamilyId =
existingFamilies.Single(f => f.Name.Equals(genre.FamilyName)).Id;
}
else
{
await _context.MusicGenres.AddAsync(new MusicGenre
{
Id = Guid.NewGuid().ToString("D"),
Name = genre.GenreName,
FamilyId = existingFamilies.Single(f => f.Name.Equals(genre.FamilyName)).Id
});
}
}
await _context.SaveChangesAsync();
}
catch (Exception e)
{
throw new HttpStatusCodeException(StatusCodes.Status500InternalServerError, e.Message);
}
}
public async Task <Guid> CreateUser(UserModel userModelModel)
{
try
{
userModelModel.Id = Guid.NewGuid();
userModelModel.Password = PasswordTool.HashPassword(userModelModel.Password);
await _context.Users.AddAsync(userModelModel);
await _context.SaveChangesAsync();
return(userModelModel.Id);
}
catch (DbUpdateException e)
{
if (e.InnerException != null && e.InnerException.Message.Contains("uplicate"))
{
throw new HttpStatusCodeException(StatusCodes.Status409Conflict, e.InnerException.Message);
}
throw new HttpStatusCodeException(StatusCodes.Status400BadRequest, e.Message);
}
catch (Exception e)
{
throw new HttpStatusCodeException(StatusCodes.Status500InternalServerError, e.Message);
}
}
