public async Task Update(SaleReturn saleReturn)
{
try
{
AppDbContext _db = new AppDbContext();
ValidationContext context = new ValidationContext(saleReturn, null, null);
List <ValidationResult> validationResults = new List <ValidationResult>();
bool isValid = Validator.TryValidateObject(saleReturn, context, validationResults);
if (!isValid)
{
throw new InvaliedValuesException(validationResults.First().ErrorMessage);
}
await Task.Run(() => _db.SaleReturns.Update(saleReturn));
await _db.SaveChangesAsync();
}
catch (InvaliedValuesException e)
{
throw e;
}
catch (Exception)
{
throw new DatabaseException("Failed to Update Sale Return Record.");
}
}
public async Task Remove(SaleReturn saleReturn)
{
try
{
AppDbContext _db = new AppDbContext();
await Task.Run(() => _db.SaleReturns.Remove(saleReturn));
await _db.SaveChangesAsync();
}
catch (Exception)
{
throw new DatabaseException("Failed to Delete Sale Return Record.");
}
}