aab6bf3bee
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Deploy to Production / Deploy to Server (push) Successful in 2m24s
- Set Pro tier limit to 2,500 PDFs/month (was unlimited/5000) - Added Pro limit enforcement in usage middleware - Updated landing page, JSON-LD, and Stripe product description - Created build-time HTML templating (partials for nav/footer/styles) - Source files in public/src/, partials in public/partials/ - Build script: node scripts/build-html.cjs - Deleted stale backup file - Fixed index.html nav logo to use <a> tag for consistency
187 lines
7.9 KiB
JavaScript
187 lines
7.9 KiB
JavaScript
import { Router } from "express";
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import Stripe from "stripe";
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import { createProKey, revokeByCustomer } from "../services/keys.js";
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import logger from "../services/logger.js";
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function escapeHtml(s) {
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return s.replace(/&/g, "&").replace(/</g, "<").replace(/>/g, ">").replace(/"/g, """).replace(/'/g, "'");
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}
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let _stripe = null;
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function getStripe() {
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if (!_stripe) {
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const key = process.env.STRIPE_SECRET_KEY;
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if (!key)
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throw new Error("STRIPE_SECRET_KEY not configured");
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_stripe = new Stripe(key, { apiVersion: "2025-01-27.acacia" });
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}
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return _stripe;
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}
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const router = Router();
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// Create a Stripe Checkout session for Pro subscription
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router.post("/checkout", async (_req, res) => {
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try {
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const priceId = await getOrCreateProPrice();
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const session = await getStripe().checkout.sessions.create({
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mode: "subscription",
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payment_method_types: ["card"],
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line_items: [{ price: priceId, quantity: 1 }],
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success_url: `${process.env.BASE_URL || "https://docfast.dev"}/v1/billing/success?session_id={CHECKOUT_SESSION_ID}`,
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cancel_url: `${process.env.BASE_URL || "https://docfast.dev"}/#pricing`,
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});
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res.json({ url: session.url });
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}
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catch (err) {
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logger.error({ err }, "Checkout error");
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res.status(500).json({ error: "Failed to create checkout session" });
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}
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});
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// Success page — provision Pro API key after checkout
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router.get("/success", async (req, res) => {
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const sessionId = req.query.session_id;
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if (!sessionId) {
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res.status(400).json({ error: "Missing session_id" });
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return;
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}
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try {
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const session = await getStripe().checkout.sessions.retrieve(sessionId);
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const customerId = session.customer;
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const email = session.customer_details?.email || "unknown@docfast.dev";
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if (!customerId) {
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res.status(400).json({ error: "No customer found" });
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return;
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}
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const keyInfo = await createProKey(email, customerId);
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// Return a nice HTML page instead of raw JSON
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res.send(`<!DOCTYPE html>
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<html><head><title>Welcome to DocFast Pro!</title>
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<style>
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body { font-family: system-ui; background: #0a0a0a; color: #e8e8e8; display: flex; align-items: center; justify-content: center; min-height: 100vh; margin: 0; }
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.card { background: #141414; border: 1px solid #222; border-radius: 16px; padding: 48px; max-width: 500px; text-align: center; }
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h1 { color: #4f9; margin-bottom: 8px; }
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.key { background: #1a1a1a; border: 1px solid #333; border-radius: 8px; padding: 16px; margin: 24px 0; font-family: monospace; font-size: 0.9rem; word-break: break-all; cursor: pointer; }
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.key:hover { border-color: #4f9; }
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p { color: #888; line-height: 1.6; }
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a { color: #4f9; }
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</style></head><body>
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<div class="card">
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<h1>🎉 Welcome to Pro!</h1>
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<p>Your API key:</p>
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<div class="key" style="position:relative">${escapeHtml(keyInfo.key)}<button onclick="navigator.clipboard.writeText('${escapeHtml(keyInfo.key)}');this.textContent='Copied!';setTimeout(()=>this.textContent='Copy',1500)" style="position:absolute;top:8px;right:8px;background:#4f9;color:#0a0a0a;border:none;border-radius:4px;padding:4px 12px;cursor:pointer;font-size:0.8rem;font-family:system-ui">Copy</button></div>
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<p><strong>Save this key!</strong> It won't be shown again.</p>
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<p>5,000 PDFs/month • All endpoints • Priority support</p>
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<p><a href="/docs">View API docs →</a></p>
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</div></body></html>`);
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}
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catch (err) {
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logger.error({ err }, "Success page error");
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res.status(500).json({ error: "Failed to retrieve session" });
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}
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});
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// Stripe webhook for subscription lifecycle events
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router.post("/webhook", async (req, res) => {
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const sig = req.headers["stripe-signature"];
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const webhookSecret = process.env.STRIPE_WEBHOOK_SECRET;
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let event;
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if (!webhookSecret) {
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console.warn("⚠️ STRIPE_WEBHOOK_SECRET is not configured — webhook signature verification skipped. Set this in production!");
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// Parse the body as a raw event without verification
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try {
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event = JSON.parse(typeof req.body === "string" ? req.body : req.body.toString());
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}
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catch (err) {
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logger.error({ err }, "Failed to parse webhook body");
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res.status(400).json({ error: "Invalid payload" });
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return;
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}
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}
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else if (!sig) {
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res.status(400).json({ error: "Missing stripe-signature header" });
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return;
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}
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else {
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try {
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event = getStripe().webhooks.constructEvent(req.body, sig, webhookSecret);
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}
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catch (err) {
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logger.error({ err }, "Webhook signature verification failed");
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res.status(400).json({ error: "Invalid signature" });
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return;
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}
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}
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switch (event.type) {
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case "checkout.session.completed": {
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const session = event.data.object;
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const customerId = session.customer;
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const email = session.customer_details?.email;
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// Filter by product — this Stripe account is shared with other projects
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const DOCFAST_PRODUCT_ID = "prod_TygeG8tQPtEAdE";
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try {
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const fullSession = await getStripe().checkout.sessions.retrieve(session.id, {
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expand: ["line_items"],
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});
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const lineItems = fullSession.line_items?.data || [];
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const hasDocfastProduct = lineItems.some((item) => {
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const price = item.price;
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const productId = typeof price?.product === "string" ? price.product : price?.product?.id;
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return productId === DOCFAST_PRODUCT_ID;
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});
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if (!hasDocfastProduct) {
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logger.info({ sessionId: session.id }, "Ignoring event for different product");
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break;
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}
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}
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catch (err) {
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logger.error({ err, sessionId: session.id }, "Failed to retrieve session line_items");
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break;
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}
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if (!customerId || !email) {
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console.warn("checkout.session.completed: missing customerId or email, skipping key provisioning");
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break;
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}
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const keyInfo = await createProKey(email, customerId);
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logger.info({ email, customerId }, "checkout.session.completed: provisioned pro key");
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break;
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}
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case "customer.subscription.deleted": {
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const sub = event.data.object;
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const customerId = sub.customer;
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await revokeByCustomer(customerId);
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logger.info({ customerId }, "Subscription cancelled, key revoked");
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break;
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}
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default:
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break;
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}
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res.json({ received: true });
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});
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// --- Price management ---
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let cachedPriceId = null;
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async function getOrCreateProPrice() {
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if (cachedPriceId)
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return cachedPriceId;
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const products = await getStripe().products.search({ query: "name:'DocFast Pro'" });
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let productId;
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if (products.data.length > 0) {
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productId = products.data[0].id;
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const prices = await getStripe().prices.list({ product: productId, active: true, limit: 1 });
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if (prices.data.length > 0) {
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cachedPriceId = prices.data[0].id;
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return cachedPriceId;
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}
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}
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else {
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const product = await getStripe().products.create({
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name: "DocFast Pro",
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description: "5,000 PDFs / month via API. HTML, Markdown, and URL to PDF.",
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});
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productId = product.id;
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}
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const price = await getStripe().prices.create({
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product: productId,
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unit_amount: 900,
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currency: "eur",
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recurring: { interval: "month" },
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});
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cachedPriceId = price.id;
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return cachedPriceId;
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}
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export { router as billingRouter };
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