Initial OSS scaffold from Songs2VID (pre-strip)

2026-08-03 06:15:05 +02:00
commit 506d56fa92
195 changed files with 25023 additions and 0 deletions
@@ -0,0 +1,87 @@
+import { NextRequest, NextResponse } from "next/server";
+import { activateProPlan } from "@/lib/billing";
+import { PRO_PRICE_CENTS } from "@/lib/credits";
+import { prisma } from "@/lib/db";
+import { getSessionUser } from "@/lib/session";
+import {
+  checkoutTaxAndReferenceOptions,
+  ensureStripeCustomer,
+  priceDataTaxFields,
+  productDataWithTaxCode,
+} from "@/lib/stripe-checkout";
+import { getStripe, isBillingDevMock, isStripeConfigured } from "@/lib/stripe";
+
+/** Start Pro subscription Checkout (€5/mo) or mock-upgrade in development. */
+export async function POST(req: NextRequest) {
+  const user = await getSessionUser();
+  if (!user) {
+    return NextResponse.json({ error: "Unauthorized" }, { status: 401 });
+  }
+
+  if (user.plan === "PREMIUM") {
+    return NextResponse.json({ error: "Already on Pro." }, { status: 400 });
+  }
+
+  const dbUser = await prisma.user.findUniqueOrThrow({
+    where: { id: user.id },
+    select: { email: true, stripeCustomerId: true },
+  });
+
+  if (isBillingDevMock()) {
+    await activateProPlan(user.id, {
+      stripeCustomerId: dbUser.stripeCustomerId,
+      stripeSubscriptionId: `dev_sub_${Date.now()}`,
+      cardLast4: "4242",
+    });
+    return NextResponse.json({ mocked: true, plan: "PREMIUM" });
+  }
+
+  if (!isStripeConfigured()) {
+    return NextResponse.json(
+      { error: "Payments are not configured yet. Set STRIPE_SECRET_KEY." },
+      { status: 503 },
+    );
+  }
+
+  const origin = process.env.NEXTAUTH_URL || req.nextUrl.origin;
+  const stripe = getStripe();
+  const customerId = await ensureStripeCustomer(user.id, dbUser.email);
+  const priceId = process.env.STRIPE_PRO_PRICE_ID;
+
+  const session = await stripe.checkout.sessions.create({
+    mode: "subscription",
+    customer: customerId,
+    line_items: priceId
+      ? [{ price: priceId, quantity: 1 }]
+      : [
+          {
+            quantity: 1,
+            price_data: {
+              currency: "eur",
+              unit_amount: PRO_PRICE_CENTS,
+              recurring: { interval: "month" },
+              ...priceDataTaxFields(),
+              product_data: productDataWithTaxCode(
+                "Songs2VID Pro",
+                "50 video credits / month · 1080p · API access · Includes Custom Branding, Watermark Positioning, and Bulk Image Matching",
+              ),
+            },
+          },
+        ],
+    metadata: {
+      type: "pro_subscription",
+      userId: user.id,
+    },
+    subscription_data: {
+      metadata: {
+        type: "pro_subscription",
+        userId: user.id,
+      },
+    },
+    ...checkoutTaxAndReferenceOptions(user.id),
+    success_url: `${origin}/dashboard/settings?upgrade=success`,
+    cancel_url: `${origin}/dashboard/settings?upgrade=cancelled`,
+  });
+
+  return NextResponse.json({ url: session.url, sessionId: session.id });
+}