59 lines
2.1 KiB
Swift
59 lines
2.1 KiB
Swift
//
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// Copyright 2022 Signal Messenger, LLC
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// SPDX-License-Identifier: AGPL-3.0-only
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//
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import Foundation
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extension Stripe {
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/// Create a payment method entry with the Signal service for a subscription
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/// processed by Stripe.
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///
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/// - Returns
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/// A Stripe secret used to authorize payment for the new subscription.
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public static func createSignalPaymentMethodForSubscription(subscriberId: Data) async throws -> String {
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let request = OWSRequestFactory.subscriptionCreateStripePaymentMethodRequest(subscriberID: subscriberId)
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let response = try await SSKEnvironment.shared.networkManagerRef.asyncRequest(request)
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let statusCode = response.responseStatusCode
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guard statusCode == 200 else {
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throw OWSAssertionError("Got bad response code \(statusCode).")
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}
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guard let parser = ParamParser(responseObject: response.responseBodyJson) else {
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throw OWSAssertionError("Missing or invalid response.")
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}
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do {
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let clientSecret: String = try parser.required(key: "clientSecret")
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return clientSecret
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} catch {
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throw OWSAssertionError("Missing clientID key")
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}
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}
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/// Perform the relevant Stripe API calls to set up a new subscription with
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/// the given client secret and payment method.
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///
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/// - Parameter clientSecret
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/// A Stripe secret retrieved from the Signal service, used to authorize
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/// payment for the new subscription. See ``createSignalPaymentMethodForSubscription(withSubscriberId:)``.
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/// - Returns
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/// The new payment ID.
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public static func setupNewSubscription(
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clientSecret: String,
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paymentMethod: PaymentMethod
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) async throws -> ConfirmedSetupIntent {
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let paymentMethodId = try await createPaymentMethod(with: paymentMethod)
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// Pass in the correct callback URL
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return try await confirmSetupIntent(
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mandate: paymentMethod.mandate,
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paymentMethodId: paymentMethodId,
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clientSecret: clientSecret,
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callbackURL: paymentMethod.callbackURL
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)
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}
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}
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