public async Task <IActionResult> PutErrand([FromRoute] Guid id, [FromBody] PutErrandDto model)
{
if (!ModelState.IsValid)
{
return(BadRequest(ModelState));
}
if (id != model.ErrandId)
{
return(BadRequest());
}
var errand = await _context.Errands.FindAsync(id);
if (errand == null)
{
return(NotFound());
}
if (errand.UserId != User.Identity.Name || !User.IsInRole("Admin"))
{
return(Unauthorized());
}
if (errand.Status != ErrandStatus.Open)
{
return(BadRequest("Errand is either in progress or completed. Can't be modified"));
}
var oldErrand = errand;
int oldUsersRequired = errand.UsersRequired;
float oldReward = errand.Reward;
if (model.UsersRequired != null)
{
errand.UsersRequired = (int)(model.UsersRequired);
}
if (model.Reward != null)
{
errand.Reward = (float)(model.Reward);
}
_context.Entry(errand).State = EntityState.Modified;
if (oldReward > 0)
{
var oldTransactionInfo = _context.ErrandTransactionInfos.Where(x => x.ErrandId == errand.ErrandId).FirstOrDefault();
if (oldTransactionInfo == null)
{
return(BadRequest("There is a Reward but there are no transaction info saved"));
}
if (errand.Reward == 0)
{
_context.ErrandTransactionInfos.Remove(oldTransactionInfo);
}
else if (errand.UsersRequired != oldUsersRequired || errand.Reward != oldReward)
{
var newTransactionInfo = new ErrandTransactionInfo()
{
TransactionInfoId = oldTransactionInfo.TransactionInfoId,
ErrandId = errand.ErrandId,
CreditCardId = oldTransactionInfo.CreditCardId,
CreditCard = oldTransactionInfo.CreditCard,
TotalCost = errand.Reward * errand.UsersRequired,
Profit = errand.Reward * errand.UsersRequired * 0.05f
};
_context.Entry(newTransactionInfo).State = EntityState.Modified;
}
}
else
{
if (errand.Reward > 0)
{
var creditCard = await _context.CreditCards.FindAsync(model.CreditCardId);
if (creditCard == null)
{
return(NotFound("This Credit Card doesn't exist"));
}
if (creditCard.UserId != User.Identity.Name)
{
return(Unauthorized("This Credit Card belongs to someone else"));
}
var newTransactionInfo = new ErrandTransactionInfo()
{
ErrandId = errand.ErrandId,
CreditCardId = creditCard.CreditCardId,
CreditCard = creditCard,
TotalCost = errand.Reward * errand.UsersRequired,
Profit = errand.Reward * errand.UsersRequired * 0.05f
};
if (newTransactionInfo.CreditCard.Balance < newTransactionInfo.TotalCost + newTransactionInfo.Profit)
{
return(BadRequest("Not enough money"));
}
await _context.ErrandTransactionInfos.AddAsync(newTransactionInfo);
}
}
if (oldErrand != errand)
{
var errandApplications = await _context.ErrandApplications.Where(x => x.ErrandId == errand.ErrandId).ToListAsync();
if (errandApplications != null)
{
foreach (var application in errandApplications)
{
_context.ErrandApplications.Remove(application);
}
}
}
try { await _context.SaveChangesAsync(); }
catch (DbUpdateConcurrencyException)
{
if (!ErrandExists(id))
{
return(NotFound());
}
else
{
throw;
}
}
return(Ok("Errand Modified Successfully"));
}
public async Task <ActionResult <Errand> > PostErrand(PostErrandDto model)
{
if (_context.Errands.Where(x => x.UserId == User.Identity.Name && x.Status != ErrandStatus.Completed).Count() >= 5)
{
return(BadRequest("You have 5 active Errands already"));
}
if (!ModelState.IsValid)
{
return(BadRequest(ModelState));
}
var errand = new Errand()
{
UserId = User.Identity.Name,
Description = model.Description,
StartDateTime = model.StartDateTime,
EndDateTime = model.EndDateTime,
UsersRequired = model.UsersRequired,
Reward = model.Reward
};
var existingErrand = _context.Errands.Where(x => x.Description == errand.Description && x.UserId == errand.UserId).FirstOrDefault();
if (existingErrand != null)
{
return(BadRequest($"You have already requested errand with this description: {existingErrand.Description}"));
}
await _context.Errands.AddAsync(errand);
if (errand.Reward > 0 && model.CreditCardId != null)
{
var creditCard = await _context.CreditCards.FindAsync(model.CreditCardId);
if (creditCard == null)
{
return(NotFound("Credit Card doesn't exist"));
}
if (creditCard.UserId != User.Identity.Name)
{
return(Unauthorized("Credit Card belongs to someone else"));
}
var transactionInfo = new ErrandTransactionInfo()
{
ErrandId = errand.ErrandId,
CreditCardId = creditCard.CreditCardId,
CreditCard = creditCard,
TotalCost = errand.Reward * errand.UsersRequired,
Profit = errand.Reward * errand.UsersRequired * 0.05f
};
if (transactionInfo.CreditCard.Balance < transactionInfo.TotalCost + transactionInfo.Profit)
{
return(BadRequest("Not enough money"));
}
await _context.ErrandTransactionInfos.AddAsync(transactionInfo);
}
try { await _context.SaveChangesAsync(); }
catch (Exception) { BadRequest(); }
return(Ok(new { message = "Errand Creation Successful" }));
}