revops + onboarding

src/app/(main)/api/stripe/create-checkout-session/route.ts

@@ -65,13 +65,29 @@ export async function POST(request: NextRequest) {
       return NextResponse.json({ error: 'User not found' }, { status: 404 });
     }
 
-    // Create or get Stripe customer
-    let customerId = user.stripeCustomerId;
-
-    if (!customerId) {
-      const customer = await stripe.customers.create({
-        email: user.email,
-        metadata: {
+    // Create or get Stripe customer
+    let customerId = user.stripeCustomerId;
+
+    if (customerId) {
+      try {
+        const existingCustomer = await stripe.customers.retrieve(customerId);
+
+        if ('deleted' in existingCustomer && existingCustomer.deleted) {
+          customerId = null;
+        }
+      } catch (error: any) {
+        if (error?.code === 'resource_missing' || error?.type === 'StripeInvalidRequestError') {
+          customerId = null;
+        } else {
+          throw error;
+        }
+      }
+    }
+
+    if (!customerId) {
+      const customer = await stripe.customers.create({
+        email: user.email,
+        metadata: {
           userId: user.id,
         },
       });
@@ -79,30 +95,33 @@ export async function POST(request: NextRequest) {
       customerId = customer.id;
 
       // Update user with Stripe customer ID
-      await db.user.update({
-        where: { id: user.id },
-        data: { stripeCustomerId: customerId },
-      });
-    }
-
-    // Create Stripe Checkout Session
-    const checkoutSession = await stripe.checkout.sessions.create({
-      customer: customerId,
-      mode: 'subscription',
+      await db.user.update({
+        where: { id: user.id },
+        data: { stripeCustomerId: customerId },
+      });
+    }
+
+    const appUrl = process.env.NEXT_PUBLIC_APP_URL || request.nextUrl.origin;
+
+    // Create Stripe Checkout Session
+    const checkoutSession = await stripe.checkout.sessions.create({
+      customer: customerId,
+      mode: 'subscription',
       payment_method_types: ['card'],
       line_items: [
         {
           price: priceId,
           quantity: 1,
-        },
-      ],
-      success_url: `${process.env.NEXT_PUBLIC_APP_URL}/dashboard?success=true`,
-      cancel_url: `${process.env.NEXT_PUBLIC_APP_URL}/pricing?canceled=true`,
-      metadata: {
-        userId: user.id,
-        plan,
-      },
-    });
+        },
+      ],
+      success_url: `${appUrl}/dashboard?success=true&session_id={CHECKOUT_SESSION_ID}`,
+      cancel_url: `${appUrl}/pricing?canceled=true`,
+      metadata: {
+        userId: user.id,
+        plan,
+        billingInterval,
+      },
+    });
 
     return NextResponse.json({ url: checkoutSession.url });
   } catch (error) {