/// <summary>
/// Adds the credit card asynchronous.
/// </summary>
/// <param name="user">The user.</param>
/// <param name="card">The card.</param>
/// <returns></returns>
public async Task AddAsync(SaasEcomUser user, CreditCard card)
{
// Save to Stripe
var stripeCustomerId = user.StripeCustomerId;
AddCardToStripe(card, stripeCustomerId);
// Save to storage
card.SaasEcomUserId = user.Id;
await _cardDataService.AddAsync(card);
}
/// <summary>
/// Subscribes the user natural month asynchronous.
/// </summary>
/// <param name="user">The user.</param>
/// <param name="planId">The plan identifier.</param>
/// <param name="card">The card.</param>
/// <param name="description">The description.</param>
/// <param name="taxPercent">The tax percent.</param>
/// <returns></returns>
public async Task <string> SubscribeUserNaturalMonthAsync(SaasEcomUser user,
string planId, CreditCard card, string description, decimal taxPercent = 0)
{
var trialEnds = GetStartNextMonth();
if (string.IsNullOrEmpty(user.StripeCustomerId))
{
// Create a new customer in Stripe and save card
var stripeUser = (StripeCustomer)await _customerProvider.CreateCustomerAsync
(user, null, trialEnds, card.StripeToken);
// Add subscription Id to the user
user.StripeCustomerId = stripeUser.Id;
await _cardDataService.AddAsync(card);
}
else if (!string.IsNullOrEmpty(card.StripeToken))
{
// Update the default card for the user
_customerProvider.UpdateCustomer(user, card);
card.SaasEcomUserId = user.Id;
await _cardDataService.AddOrUpdateDefaultCardAsync(user.Id, card);
}
// Create pro-rata charge for the remaining of the month
var amountInCents = await CalculateProRata(planId);
var planCurrency = await GetPlanCurrency(planId);
// If Charge succeeds -> Create Subscription
string error;
if (this._chargeProvider.CreateCharge(amountInCents, planCurrency, description, user.StripeCustomerId, out error))
{
// Create Subscription
var subscriptionId = _subscriptionProvider.SubscribeUser(user, planId, trialEnds, taxPercent);
var subscription = await _subscriptionDataService.SubscribeUserAsync
(user, planId, trialEnds, taxPercent, subscriptionId);
// Update tax percent on stripe
if (subscription.TaxPercent > 0)
{
await this.UpdateSubscriptionTax(user, subscription.StripeId, subscription.TaxPercent);
}
}
else
{
return(error);
}
return(null);
}
/// <summary>
/// Subscribes the user, with a billing cycle that goes from the 1st of the month asynchronous.
/// Creates the user in Stripe if doesn't exist already.
/// Saves de Subscription data in the database if the subscription suceeds.
/// </summary>
/// <param name="user">The user.</param>
/// <param name="planId">The plan identifier.</param>
/// <param name="card">The card.</param>
/// <param name="taxPercent">The tax percent.</param>
/// <returns></returns>
public async Task SubscribeUserNaturalMonthAsync(SaasEcomUser user, string planId, CreditCard card, decimal taxPercent = 0)
{
if (string.IsNullOrEmpty(user.StripeCustomerId))
{
// Create a new customer in Stripe and save card
var stripeUser = (StripeCustomer)await _customerProvider.CreateCustomerAsync(user, cardToken : card.StripeToken);
user.StripeCustomerId = stripeUser.Id;
card.SaasEcomUserId = user.Id;
await _cardDataService.AddAsync(card);
}
else if (card != null && !string.IsNullOrEmpty(card.StripeToken))
{
// Update the default card for the user
var customer = (StripeCustomer)_customerProvider.UpdateCustomer(user, card);
card.SaasEcomUserId = user.Id;
card.StripeId = customer.DefaultSourceId;
await _cardDataService.AddOrUpdateDefaultCardAsync(user.Id, card);
}
var stripeSubscription = (StripeSubscription)_subscriptionProvider.SubscribeUserNaturalMonth(user, planId, GetStartNextMonth(), taxPercent);
await _subscriptionDataService.SubscribeUserAsync(user, planId, (int?)null, taxPercent, stripeSubscription.Id);
}