public IActionResult UpdateCardLimit(
[FromBody] AuthorizeCardOptions options)
{
var cust = _limits.UpdateCardLimit(options);
return(Json(cust));
}
public Result <Limit> UpdateCardLimit(AuthorizeCardOptions options)
{
var result = _card.Authorize(options);
if (result.Code != ResultCodes.Success)
{
return new Result <Limit>()
{
Code = result.Code,
Message = result.Message
}
}
;
//Κάνε το update στον πίνακα των καρτών το νέο balance
result.Data.AvailableBalance -= options.TransactionAmount;
//Κάνω commit τις αλλαγές στη βάση
_dbContext.Update(result.Data);
_dbContext.SaveChanges();
//Τώρα θα πρέπει να κάνω και αλλαγή στον πίνακα των limits
//Αν δεν υπάρχει εγγραφή, θα την προσθέσω, αλλιώς να κάνω update
var limit = _dbContext.Set <Limit>()
.Where(c => c.TransactionType == options.TransactionType)
.Where(c => c.DateOfTransactions == DateTime.Today)
.SingleOrDefault();
//Εάν δε βρεθεί εγγραφή, τότε σημαίνει πως είναι η πρώτη συναλλαγή για σήμερα, οπότε προσθέτω νέα εγγραφή
if (limit == null)
{
var newLimit = new Limit
{
AggregateAmount = options.TransactionAmount,
TransactionType = options.TransactionType,
DateOfTransactions = DateTimeOffset.Now
};
var cardTemp = result.Data;
cardTemp.Limits.Add(newLimit);
//_dbContext.Add(newLimit);
_dbContext.SaveChanges();
}
else
{
limit.AggregateAmount += options.TransactionAmount;
_dbContext.Update(limit);
_dbContext.SaveChanges();
}
return(new Result <Limit>()
{
Code = ResultCodes.Success,
Message = $"The transaction has been commited."
});
}
}
public IActionResult Authorize(string cardNumber, int type, decimal amount)
{
AuthorizeCardOptions options = new AuthorizeCardOptions {
CardNumber = cardNumber,
TransactionType = type,
TransactionAmount = amount
};
var card = _cards.Authorize(options);
return(Json(card));
}
public Result <Card> Authorize(AuthorizeCardOptions options)
{
if (string.IsNullOrWhiteSpace(options.CardNumber))
{
return(new Result <Card>()
{
Code = ResultCodes.BadRequest,
Message = $"The CardNumber {options.CardNumber} is not valid"
});
}
if (options.CardNumber.Length != 16)
{
return(new Result <Card>()
{
Code = ResultCodes.BadRequest,
Message = $"The CardNumber's lenght {options.CardNumber} is not valid. it must be 16 digits."
});
}
if (options.TransactionAmount == 0M)
{
return(new Result <Card>()
{
Code = ResultCodes.BadRequest,
Message = $"The Transaction's amount {options.TransactionAmount} is zero"
});
}
if (options.TransactionType != 1 &&
options.TransactionType != 2)
{
return(new Result <Card>()
{
Code = ResultCodes.BadRequest,
Message = $"The Transaction Type {options.TransactionType} is not valid"
});
}
var card = _dbContext.Set <Card>()
.Where(c => c.CardNumber == options.CardNumber)
.SingleOrDefault();
if (card == null)
{
return(new Result <Card>()
{
Code = ResultCodes.NotFound,
Message = $"The CardNumber {options.CardNumber} not found in the database."
});
}
//Εάν έχει βρεθεί κάρτα στη βάση και είναι έγκυρη, ψαχνω στον πίνακα των Limit να δω εάν υπάρχει εγγραφή
if (card.AvailableBalance >= options.TransactionAmount)
{
var limit = _dbContext.Set <Limit>()
.Where(c => c.TransactionType == options.TransactionType)
.Where(c => c.DateOfTransactions == DateTime.Today)
.SingleOrDefault();
//Εάν δε βρεθεί εγγραφή, τότε σημαίνει πως είναι η πρώτη συναλλαγή για σήμερα, οπότε είμαι οκ
if (limit == null)
{
return(new Result <Card>()
{
Code = ResultCodes.Success,
Message = "The transaction can be proceed.",
Data = card
});
}
else
{
var transLimit = 0M;
if (options.TransactionType == 1)
{
transLimit = Consts.Consts.CardPresentLimit;
}
else
{
transLimit = Consts.Consts.ECommerceLimit;
}
var localLimit = limit.AggregateAmount + options.TransactionAmount;
if (localLimit > transLimit)
{
return(new Result <Card>()
{
Code = ResultCodes.NotAvailableBalance,
Message = "The transaction can not be proceed. Your transaction will exceed your daily limit."
});
}
else
{
return(new Result <Card>()
{
Code = ResultCodes.Success,
Message = "The transaction can be proceed."
});
}
}
}
else
{
return(new Result <Card>()
{
Code = ResultCodes.Success,
Message = $"The CardNumber {options.CardNumber} has not available amount for this transaction.",
Data = card
});
}
}
