APIPresale Payment
Pay For Presale With Stripe Saved Card
Process presale payments using previously saved credit card information
Stripe Saved Card Payment
Fast checkout with previously saved credit card information
Mutation
💾
payStripeForPreSaleWithSavedCard
Process payment using a saved card ID
Schema
payStripeForPreSaleWithSavedCard(
id: Int
presaleId: Int!
orderId: Int!
amount: Float!
fiatAmount: Float!
fiatType: String!
cardId: Int!
paymentIntentId: String!
): PayResponseParameters
idOptionalType:
IntPayment ID. Set to
null for the first callpresaleIdRequiredType:
Int!The unique identifier of the presale round
orderIdRequiredType:
Int!The ID of the presale order to pay for
amountRequiredType:
Float!The payment amount in USD
fiatAmountRequiredType:
Float!The amount in the payment currency (for currency conversion)
fiatTypeRequiredType:
String!The currency type (e.g., "USD", "EUR", "GBP")
cardIdRequiredType:
Int!The ID of the saved card to use for payment
paymentIntentIdRequiredType:
String!The payment intent ID from Stripe
Return Value
📦
Returns PayResponse Object
Contains client secret and payment status for completing the payment
Example
💻
Usage Example
Pay with saved card ID 456
mutation {
payStripeForPreSaleWithSavedCard(
id: null
presaleId: 1
orderId: 123
amount: 500.0
fiatAmount: 500.0
fiatType: "USD"
cardId: 456
paymentIntentId: "pi_1Fxxxxx"
) {
clientSecret
paymentIntentId
requiresAction
error
}
}Response Example
📤
Sample Response
Successful payment with saved card
{
"data": {
"payStripeForPreSaleWithSavedCard": {
"clientSecret": "pi_1Fxxxxx_secret_xxxxx",
"paymentIntentId": "pi_1Fxxxxx",
"requiresAction": false,
"error": null
}
}
}Key Differences
🔄
Saved Card vs New Card
Understanding the differences
Saved Card Payment
✓Uses
cardId parameter✓No
paymentMethodId needed✓No
isSaveCard flag✓Faster checkout experience
New Card Payment
✓Uses
paymentMethodId✓Requires
isSaveCard flag✓Card details collected via Stripe Elements
✓Can save card for future use
Benefits
⚡
Faster Checkout
Skip card details entry by using previously saved payment methods
🔒
Secure Storage
Card details are securely stored by Stripe, never on your servers
✅
Better UX
Improve conversion rates with one-click payment experience
🔄
Recurring Purchases
Perfect for users who make multiple presale purchases
💡
Best Practice
List saved cards to users before checkout and let them choose their preferred payment method. Always provide an option to add a new card. Validate that the cardId belongs to the authenticated user to prevent unauthorized charges.