✨ feat: Newsletter signup API

Author: tomy0000000

api/newsletter-signup.ts

@@ -0,0 +1,70 @@
+import { Resend } from "resend"
+
+const resend = new Resend(process.env.RESEND_API_KEY)
+
+export default async function handler(req: Request) {
+  if (req.method !== "POST") {
+    return new Response(JSON.stringify({ error: "Method not allowed" }), {
+      status: 405,
+      headers: { "Content-Type": "application/json" },
+    })
+  }
+
+  try {
+    const { email, first_name, last_name } = await req.json()
+
+    if (!email) {
+      return new Response(JSON.stringify({ error: "Email is required" }), {
+        status: 400,
+        headers: { "Content-Type": "application/json" },
+      })
+    }
+
+    // Validate email format
+    const emailRegex = /^[^\s@]+@[^\s@]+\.[^\s@]+$/
+    if (!emailRegex.test(email)) {
+      return new Response(JSON.stringify({ error: "Invalid email format" }), {
+        status: 400,
+        headers: { "Content-Type": "application/json" },
+      })
+    }
+
+    const audienceId = process.env.RESEND_AUDIENCE_ID
+    if (!audienceId) {
+      return new Response(
+        JSON.stringify({ error: "Server configuration error" }),
+        { status: 500, headers: { "Content-Type": "application/json" } }
+      )
+    }
+
+    // Create contact in Resend
+    const contact = await resend.contacts.create({
+      email,
+      firstName: first_name || undefined,
+      lastName: last_name || undefined,
+      audienceId,
+    })
+
+    if (contact.error) {
+      console.error("Resend API error:", contact.error)
+      return new Response(
+        JSON.stringify({ error: "Failed to subscribe to newsletter" }),
+        { status: 500, headers: { "Content-Type": "application/json" } }
+      )
+    }
+
+    return new Response(
+      JSON.stringify({
+        message: "Successfully subscribed to newsletter",
+        id: contact.data?.id,
+      }),
+      { status: 201, headers: { "Content-Type": "application/json" } }
+    )
+  } catch (error) {
+    console.error("Newsletter signup error:", error)
+    return new Response(JSON.stringify({ error: "Internal server error" }), {
+      status: 500,
+      headers: { "Content-Type": "application/json" },
+    })
+  }
+}