/** @jsxImportSource https://esm.sh/react */ import { micromark } from "https://esm.sh/micromark@3"; import { email } from "https://esm.town/v/std/email?v=11"; import { discordWebhook } from "https://esm.town/v/stevekrouse/discordWebhook"; import { html } from "https://esm.town/v/stevekrouse/html"; import { thisValURL } from "https://esm.town/v/stevekrouse/thisValURL"; import { renderToString } from "npm:react-dom/server"; import Stripe from "npm:stripe"; const stripe = new Stripe(Deno.env.get("stripe_sk_customer_readonly") as string, { apiVersion: "2020-08-27", }); function getStripeCustomer(customerId) { return stripe.customers.retrieve(customerId); } let welcomeEmail = renderToString(

Thank you for becoming a paying customer of Val Town. It's support like yours that enables us to build the future of coding.

If I can ever do anything for you, let me know! And if you have any feedback please send it my way.

Best,

Steve

Val Town | CEO

ps - this email is a val

, ); export let newStripeEvent = async (req: Request) => { const url = new URL(req.url); if (req.method === "GET" && url.pathname === "/") return html(micromark(`# New Stripe Subscription Handler This val receives webhooks from Stripe when we get a new subscriber to Val Town pro. The val: 1. Verifies the signature to make sure it's really from Stripe 2. Sends a message to our internal Discord channel 3. Sends a thank you to the new subscriber If you send a GET request to this val, it responds with the thank you email – for ease of debugging.`)); if (req.method === "GET" && url.pathname === "/email") return html(welcomeEmail); const signature = req.headers.get("Stripe-Signature"); const body = await req.text(); const webhookSecret = Deno.env.get("STRIPE_WEBHOOK_SECRET"); let event; try { event = await stripe.webhooks.constructEventAsync( body, signature, webhookSecret, ); } catch (err) { return new Response(`Webhook Error: ${err.message}`, { status: 400 }); } const customer = await getStripeCustomer(event.data.object.customer); const customerEmail = customer.email; discordWebhook({ url: Deno.env.get("discordUserEvents"), content: `<@&1081224342110736394> New Subscription 🥳 ${customerEmail}`, }); await email({ to: customerEmail, subject: "Thank you!", html: welcomeEmail, from: { name: "Steve Krouse", email: "stevekrouse.company@valtown.email" }, cc: { name: "Team", email: "team@val.town" }, }); return Response.json("ok"); };

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