feat: user activation and emails

app/api/subscribe/route.ts

@@ -1,34 +1,70 @@
+import * as crypto from 'crypto';
 import { z } from 'zod';
-import { fromZodError } from 'zod-validation-error';
+import SubscribeEmail from '../../../components/emails/subscribe';
 import prisma from '../../../prisma/prisma';
-import { ResponseSchema, SubscribeFormSchema } from '../../utils/types';
+import { ApiResponse } from '../../../utils/apiResponse';
+import { sendEmail } from '../../../utils/sender';
+import { ResponseSchema, SubscribeFormSchema } from '../../../utils/types';
 
 export const dynamic = 'force-dynamic'; // defaults to force-static
 export async function POST(request: Request) {
   const body = await request.json();
   const validation = SubscribeFormSchema.safeParse(body);
   if (!validation.success) {
-    const message = fromZodError(validation.error);
-    return new Response(message.message, { status: 400 });
+    return ApiResponse(400, 'Bad request');
   }
 
-  const { email, targetingAllowed } = validation.data;
+  const { email } = validation.data;
+
+  const userAlreadyConfirmed = await prisma.user.findUnique({
+    where: {
+      email,
+      confirmed: true
+    }
+  });
+
+  if (userAlreadyConfirmed) {
+    if (userAlreadyConfirmed.deleted) {
+      await prisma.user.update({
+        where: {
+          email
+        },
+        data: {
+          deleted: false
+        }
+      });
+    }
+
+    const message: z.infer<typeof ResponseSchema> = {
+      message: `Thank you for subscribing!`
+    };
+
+    return ApiResponse(200, JSON.stringify(message));
+  }
+
+  const code = crypto
+    .createHash('sha256')
+    .update(`${process.env.SECRET_HASH}${email}}`)
+    .digest('hex');
 
   await prisma.user.upsert({
     create: {
       email,
-      targetingAllowed
+      code
     },
     update: {
-      targetingAllowed
+      code
     },
     where: {
       email
     }
   });
 
+  await sendEmail([email], 'Welcome!', SubscribeEmail(code));
+
   const message: z.infer<typeof ResponseSchema> = {
-    message: `${email} subscribed!`
+    message: `Thank you! You will now receive an email to ${email} to confirm the subscription.`
   };
-  return new Response(JSON.stringify(message), { status: 200 });
+
+  return ApiResponse(200, JSON.stringify(message));
 }