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feat: add payment notifications and entitlement fulfillment

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xiong
2026-07-26 19:38:53 +08:00
parent 494039973d
commit 36b64dcf70
6 changed files with 570 additions and 13 deletions
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151
Tiku.Infrastructure/Commerce/CommerceService.cs
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@@ -187,7 +187,17 @@ public sealed class CommerceService(
if (IsPaid(result.Status))
{
await MarkPaidAsync(actor, order, payment, result.ProviderTradeNo, result.RawPayload, cancellationToken);
await MarkPaidAsync(
actor,
order,
payment,
result.ProviderTradeNo,
result.RawPayload,
"payment_paid",
result.ProviderTradeNo,
true,
null,
cancellationToken);
}
else
{
@@ -238,15 +248,146 @@ public sealed class CommerceService(
: null);
}
public async Task<PaymentNotificationProcessResult> ProcessPaymentNotificationAsync(
Guid tenantId,
string provider,
IReadOnlyDictionary<string, string> headers,
string rawBody,
JsonElement body,
CancellationToken cancellationToken = default)
{
var normalizedProvider = NormalizeProvider(provider);
var notification = await paymentGateway.ParsePaymentNotificationAsync(
normalizedProvider,
new PaymentNotificationRequest(
tenantId,
normalizedProvider,
headers,
rawBody,
body),
cancellationToken);
if (!notification.SignatureValid)
{
throw new CommerceException("Payment notification signature is invalid.", "payment_signature_invalid");
}
var alreadyProcessed = await dbContext.PaymentEvents.AnyAsync(
item =>
item.Provider == normalizedProvider &&
item.EventId == notification.EventId &&
item.ProcessedAt != null,
cancellationToken);
if (alreadyProcessed)
{
return new PaymentNotificationProcessResult(
normalizedProvider,
notification.EventId,
notification.OrderNo,
"processed",
true);
}
var order = await dbContext.Orders
.SingleOrDefaultAsync(item =>
item.TenantId == tenantId &&
item.OrderNo == notification.OrderNo,
cancellationToken)
?? throw new CommerceException("Order was not found.", "order_not_found");
if (order.UserId is null)
{
throw new CommerceException("Order does not belong to a user.", "order_user_missing");
}
if (order.AmountCents != notification.AmountCents)
{
dbContext.PaymentEvents.Add(new PaymentEvent
{
TenantId = tenantId,
Provider = normalizedProvider,
EventType = notification.EventType,
EventId = notification.EventId,
SignatureValid = true,
Payload = notification.RawPayload,
Error = "payment_amount_mismatch"
});
await dbContext.SaveChangesAsync(cancellationToken);
throw new CommerceException("Payment amount does not match order amount.", "payment_amount_mismatch");
}
var payment = await dbContext.Payments
.Where(item =>
item.TenantId == tenantId &&
item.OrderId == order.Id &&
item.Provider == normalizedProvider)
.OrderByDescending(item => item.CreatedAt)
.FirstOrDefaultAsync(cancellationToken);
if (payment is null)
{
payment = new Payment
{
TenantId = tenantId,
OrderId = order.Id,
Provider = normalizedProvider,
Method = order.PayMethod,
Status = PaymentStatus.Pending,
AmountCents = order.AmountCents
};
dbContext.Payments.Add(payment);
}
if (notification.Paid && order.Status == OrderStatus.Pending)
{
await MarkPaidAsync(
new CommerceActor(tenantId, order.UserId.Value),
order,
payment,
notification.ProviderTradeNo,
notification.RawPayload,
notification.EventType,
notification.EventId,
notification.SignatureValid,
notification.PaidAt,
cancellationToken);
}
else
{
dbContext.PaymentEvents.Add(new PaymentEvent
{
TenantId = tenantId,
PaymentId = payment.Id,
Provider = normalizedProvider,
EventType = notification.EventType,
EventId = notification.EventId,
SignatureValid = notification.SignatureValid,
Payload = notification.RawPayload,
ProcessedAt = DateTimeOffset.UtcNow
});
}
await dbContext.SaveChangesAsync(cancellationToken);
return new PaymentNotificationProcessResult(
normalizedProvider,
notification.EventId,
notification.OrderNo,
"processed",
false);
}
private async Task MarkPaidAsync(
CommerceActor actor,
Order order,
Payment payment,
string? providerTradeNo,
JsonElement rawPayload,
string eventType,
string? eventId,
bool signatureValid,
DateTimeOffset? paidAtOverride,
CancellationToken cancellationToken)
{
var paidAt = DateTimeOffset.UtcNow;
var paidAt = paidAtOverride ?? DateTimeOffset.UtcNow;
payment.Status = PaymentStatus.Paid;
payment.ProviderTradeNo = providerTradeNo ?? payment.ProviderTradeNo;
payment.PaidAt = paidAt;
@@ -293,9 +434,9 @@ public sealed class CommerceService(
TenantId = actor.TenantId,
PaymentId = payment.Id,
Provider = payment.Provider,
EventType = "payment_paid",
EventId = payment.ProviderTradeNo,
SignatureValid = true,
EventType = eventType,
EventId = eventId,
SignatureValid = signatureValid,
Payload = rawPayload,
ProcessedAt = paidAt
});