public async Task <IHttpActionResult> Update(string dealId, [FromBody] DealRequestViewModel dealModel)
{
if (!ModelState.IsValid)
{
return(BadRequest(ModelState));
}
string username = HttpContext.Current.User.Identity.Name;
IdentityResult result = await _repo.UpdateDeal(username, dealId, dealModel);
IHttpActionResult errorResult = GetErrorResult(result);
return(errorResult == null?Ok() : errorResult);
}
private async Task <Deal> MapDealAsync(DealRequestViewModel deal, string ownerUsername)
{
return(new Deal
{
Title = deal.Title,
StartAmount = deal.StartAmount,
ReturnedAmount = 0m,
DealDurationInMonth = deal.DealDurationInMonth,
PercentRate = deal.PercentRate,
UserOwner = await _context.Users.FirstOrDefaultAsync(u => u.UserName == ownerUsername),
UserCreditor = await _context.Users.FirstOrDefaultAsync(u => u.UserName == deal.CreditorUserName),
DealStartDate = null,
RatingPositive = null,
RatingNegative = null,
DealClosedDate = null,
IsClosed = false
});
}
public async Task <IdentityResult> CreateDeal(string username, DealRequestViewModel dealModel)
{
_context.Deals.Add(await MapDealAsync(dealModel, username));
try
{
await _context.SaveChangesAsync();
return(IdentityResult.Success);
}
catch (DbEntityValidationException ex)
{
_logger.Error("DealRepository.CreateDeal", ex);
return(IdentityResult.Failed(ex.GetValidationErrors()));
}
catch (Exception ex)
{
_logger.Error("DealRepository.CreateDeal", ex);
return(null);
}
}
public async Task <IdentityResult> UpdateDeal(string username, string dealId, DealRequestViewModel dealModel)
{
Deal oldDeal = await _context.Deals.FirstOrDefaultAsync(d => d.Id == dealId);
if (oldDeal == null)
{
return(IdentityResult.Failed($"Deal with id '{dealId}' not found."));
}
if (oldDeal.UserOwner.UserName != username)
{
return(IdentityResult.Failed("Can not update deal by not owner user."));
}
if (oldDeal.IsClosed)
{
return(IdentityResult.Failed("Deal is closed."));
}
if (oldDeal.UserCreditor != null)
{
return(IdentityResult.Failed("Can not change condition deal after deal conclusion."));
}
ApplicationUser creditorUser = await _context.Users.FirstOrDefaultAsync(d => d.UserName == dealModel.CreditorUserName);
if (!string.IsNullOrWhiteSpace(dealModel.CreditorUserName) && creditorUser == null)
{
return(IdentityResult.Failed($"User with username '{dealModel.CreditorUserName}' not found"));
}
oldDeal.Title = dealModel.Title;
oldDeal.StartAmount = dealModel.StartAmount;
oldDeal.DealDurationInMonth = dealModel.DealDurationInMonth;
oldDeal.PercentRate = dealModel.PercentRate;
oldDeal.UserCreditor = creditorUser;
try
{
await _context.SaveChangesAsync();
return(IdentityResult.Success);
}
catch (DbEntityValidationException ex)
{
_logger.Error("DealRepository.UpdateDeal", ex);
return(IdentityResult.Failed(ex.GetValidationErrors()));
}
catch (Exception ex)
{
_logger.Error("DealRepository.UpdateDeal", ex);
return(null);
}
}
