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Securite/Linkwarden/lib/api/paymentCheckout.ts

@@ -0,0 +1,44 @@
+import Stripe from "stripe";
+
+export default async function paymentCheckout(
+  stripeSecretKey: string,
+  email: string,
+  priceId: string
+) {
+  const stripe = new Stripe(stripeSecretKey, {
+    apiVersion: "2022-11-15",
+  });
+
+  const listByEmail = await stripe.customers.list({
+    email: email.toLowerCase(),
+    expand: ["data.subscriptions"],
+  });
+
+  const isExistingCustomer = listByEmail?.data[0]?.id || undefined;
+
+  const NEXT_PUBLIC_TRIAL_PERIOD_DAYS =
+    process.env.NEXT_PUBLIC_TRIAL_PERIOD_DAYS;
+  const session = await stripe.checkout.sessions.create({
+    customer: isExistingCustomer ? isExistingCustomer : undefined,
+    line_items: [
+      {
+        price: priceId,
+        quantity: 1,
+      },
+    ],
+    mode: "subscription",
+    customer_email: isExistingCustomer ? undefined : email.toLowerCase(),
+    success_url: `${process.env.BASE_URL}?session_id={CHECKOUT_SESSION_ID}`,
+    cancel_url: `${process.env.BASE_URL}/login`,
+    automatic_tax: {
+      enabled: true,
+    },
+    subscription_data: {
+      trial_period_days: NEXT_PUBLIC_TRIAL_PERIOD_DAYS
+        ? Number(NEXT_PUBLIC_TRIAL_PERIOD_DAYS)
+        : 14,
+    },
+  });
+
+  return { response: session.url, status: 200 };
+}