/// <summary>
/// Creates payment history entry.
/// </summary>
/// <param name="userId">User Id.</param>
/// <param name="options">Payment options.</param>
/// <param name="amount">Amount.</param>
/// <param name="chargedTo">Account charged to.</param>
/// <param name="transactionId">Transaction Id.</param>
/// <param name="autoUpdateSubscription">Value indicating whether to automatically update user subscription.</param>
public void CreatePaymentHistoryEntry(
int userId,
PaymentOptions options,
int amount,
string chargedTo,
string transactionId,
bool autoUpdateSubscription)
{
User u = null;
if (autoUpdateSubscription)
{
using (var repo = Resolver.Resolve <IUserRepository>())
{
u = repo.Select(userId);
if (u != null)
{
if (u.Subscription == null)
{
u.Subscription = new UserSubscription();
}
u.Subscription.Renewed = DateTime.UtcNow;
u.Subscription.RenewedTo = options.Subscription;
u.Subscription.RenewedToDuration = options.Duration;
repo.Update(u);
}
}
}
var ret = new PaymentHistoryEntry()
{
UserId = userId,
Date = DateTime.UtcNow,
SubscriptionType = options.Subscription,
Duration = options.Duration,
Amount = amount / 100, // In dollars, not in cents
ChargedTo = chargedTo,
TransactionId = transactionId
};
_payments.Update(ret);
// Eventual consistency, you know...
System.Threading.Thread.Sleep(500);
}
/// <summary>
/// Returns charge amount for a given subscription type.
/// </summary>
/// <param name="options">Payment options.</param>
/// <returns>Charge amount (in cents).</returns>
public int GetChargeAmount(PaymentOptions options)
{
int ret = 0;
switch (options.Subscription)
{
case SubscriptionType.Pro:
ret = options.Duration == SubscriptionDuration.OneMonth ? 300 : 2700;
break;
case SubscriptionType.Agency:
ret = options.Duration == SubscriptionDuration.OneMonth ? 900 : 8100;
break;
default:
ret = 0;
break;
}
return(ret);
}
/// <summary>
/// Gets or sets value indicating whether the given user has valid payment for a given subscription.
/// </summary>
/// <param name="userId">User Id.</param>
/// <param name="options">Payment options.</param>
/// <returns>Value indicating whether the given user has valid payment for a given subscription.</returns>
public bool HasValidPayment(int userId, PaymentOptions options)
{
bool ret = false;
PaymentHistoryEntry firstEntry = null;
var history = this.GetPaymentHistory(userId);
if (history.Any())
{
firstEntry = history.First();
if (options.Subscription == SubscriptionType.Pro)
{
ret = true;
}
else if (options.Subscription == SubscriptionType.Agency)
{
ret = firstEntry.SubscriptionType == SubscriptionType.Agency;
}
}
return(ret);
}
/// <summary>
/// Tries to create a charge.
/// </summary>
/// <param name="userId">User Id.</param>
/// <param name="options">Payment options.</param>
/// <param name="token">Card token.</param>
/// <param name="description">Charge description.</param>
/// <exception cref="Ifly.Payments.ChargeException">Occurs when charge is failed.</exception>
public void TryCreateCharge(int userId, PaymentOptions options, string token, string description)
{
User u = null;
int amount = 0;
Stripe.StripeCharge charge = null;
ChargeException.ChargeFailureReason?reason = null;
if (userId > 0 && !string.IsNullOrEmpty(token) && options.Subscription != SubscriptionType.Basic)
{
using (var repo = Resolver.Resolve <IUserRepository>())
{
u = repo.Select(userId);
if (u != null)
{
try
{
amount = this.GetChargeAmount(options);
if (amount > 0)
{
charge = new Stripe.StripeChargeService().Create(new Stripe.StripeChargeCreateOptions()
{
Amount = amount,
Currency = "usd",
Card = token,
Description = description.IndexOf("{0}") >= 0 ? string.Format(description, (int)(amount / 100)) : description
});
if (!charge.Paid.HasValue || !charge.Paid.Value)
{
OnChargeException(new InvalidOperationException("Charge failed (response from Stripe)."),
userId, options.Subscription, token, u, charge);
}
else
{
if (u.Subscription == null)
{
u.Subscription = new UserSubscription();
}
u.Subscription.Renewed = DateTime.UtcNow;
u.Subscription.RenewedTo = options.Subscription;
u.Subscription.RenewedToDuration = options.Duration;
repo.Update(u);
this.CreatePaymentHistoryEntry(u.Id, options, amount, charge.StripeCard != null ? string.Format("{0} (xxxx xxxx xxxx {1})",
charge.StripeCard.Type, charge.StripeCard.Last4) : null, charge.Id, false);
}
}
else
{
reason = ChargeException.ChargeFailureReason.BadRequest;
}
}
catch (Exception ex)
{
OnChargeException(ex, userId, options.Subscription, token, u, charge);
}
}
else
{
reason = ChargeException.ChargeFailureReason.BadRequest;
}
}
}
else
{
reason = ChargeException.ChargeFailureReason.BadRequest;
}
if (reason.HasValue)
{
OnChargeException(new InvalidOperationException("Charge failed (general failure)."),
userId, options.Subscription, token, u, charge, reason.Value);
}
}