76 lines
2.4 KiB
TypeScript
76 lines
2.4 KiB
TypeScript
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import type { BlitzApiHandler, BlitzApiRequest, BlitzApiResponse } from "blitz";
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import { getConfig } from "blitz";
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import { PaddleSdk, stringifyMetadata } from "@devoxa/paddle-sdk";
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import type { ApiError } from "../../../core/types";
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import { subscriptionCreatedHandler } from "../../webhook-handlers/subscription-created";
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import { subscriptionPaymentSucceededHandler } from "../../webhook-handlers/subscription-payment-succeeded";
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import { subscriptionCancelled } from "../../webhook-handlers/subscription-cancelled";
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import { subscriptionUpdated } from "../../webhook-handlers/subscription-updated";
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import appLogger from "../../../../integrations/logger";
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type SupportedWebhook =
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| "subscription_created"
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| "subscription_cancelled"
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| "subscription_payment_succeeded"
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| "subscription_updated";
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const supportedWebhooks: SupportedWebhook[] = [
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"subscription_created",
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"subscription_cancelled",
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"subscription_payment_succeeded",
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"subscription_updated",
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];
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const handlers: Record<SupportedWebhook, BlitzApiHandler> = {
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subscription_created: subscriptionCreatedHandler,
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subscription_payment_succeeded: subscriptionPaymentSucceededHandler,
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subscription_cancelled: subscriptionCancelled,
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subscription_updated: subscriptionUpdated,
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};
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function isSupportedWebhook(webhook: any): webhook is SupportedWebhook {
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return supportedWebhooks.includes(webhook);
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}
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const logger = appLogger.child({ route: "/api/subscription/webhook" });
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const { publicRuntimeConfig, serverRuntimeConfig } = getConfig();
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const paddleSdk = new PaddleSdk({
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publicKey: serverRuntimeConfig.paddle.publicKey,
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vendorId: publicRuntimeConfig.paddle.vendorId,
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vendorAuthCode: serverRuntimeConfig.paddle.apiKey,
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metadataCodec: stringifyMetadata(),
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});
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export default async function webhook(req: BlitzApiRequest, res: BlitzApiResponse) {
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if (req.method !== "POST") {
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const statusCode = 405;
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const apiError: ApiError = {
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statusCode,
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errorMessage: `Method ${req.method} Not Allowed`,
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};
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logger.error(apiError);
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res.setHeader("Allow", ["POST"]);
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res.status(statusCode).send(apiError);
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return;
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}
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if (!paddleSdk.verifyWebhookEvent(req.body)) {
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const statusCode = 500;
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const apiError: ApiError = {
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statusCode,
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errorMessage: "Webhook event is invalid",
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};
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logger.error(apiError);
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return res.status(statusCode).send(apiError);
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}
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const alertName = req.body.alert_name;
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if (isSupportedWebhook(alertName)) {
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return handlers[alertName](req, res);
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}
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return res.status(400).end();
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}
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