init

server/utils/stripe.ts

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+import config from "../config.ts";
+import Stripe from "stripe";
+
+const stripe = new Stripe(config.STRIPE_SECRET_KEY, {
+  apiVersion: "2020-08-27",
+});
+
+export async function getCustomerByEmail(email: string) {
+  if (!config.STRIPE_SECRET_KEY) {
+    return undefined;
+  }
+  const customer = await stripe.customers.list({
+    email,
+    expand: ["data.subscriptions"],
+  });
+  return customer?.data[0];
+}
+
+export async function getIsSubscriberByEmail(email: string | undefined) {
+  if (!config.STRIPE_SECRET_KEY) {
+    // If Stripe isn't set up assume everyone is a subscriber
+    return true;
+  }
+  if (!email) {
+    return false;
+  }
+  const customer = await getCustomerByEmail(email);
+  const isSubscriber = Boolean(
+    customer?.subscriptions?.data?.find((sub) => sub?.status === "active"),
+  );
+  return isSubscriber;
+}
+
+export async function createSelfServicePortal(
+  customerId: string,
+  returnUrl: string,
+) {
+  return await stripe.billingPortal.sessions.create({
+    customer: customerId,
+    return_url: returnUrl,
+  });
+}
+
+export async function getAllCustomers() {
+  const result = [];
+  for await (const customer of stripe.customers.list({ limit: 100 })) {
+    result.push(customer);
+  }
+  return result;
+}
+
+export async function getAllActiveSubscriptions() {
+  const result = [];
+  for await (const sub of stripe.subscriptions.list({
+    limit: 100,
+    status: "active",
+  })) {
+    result.push(sub);
+  }
+  return result;
+}