"use server";

import { z } from "zod";
import nodemailer from "nodemailer";

const contactSchema = z.object({
  name: z.string().min(2, "Name must be at least 2 characters."),
  email: z.string().email("Invalid email address."),
  message: z.string().min(10, "Message must be at least 10 characters."),
});

export async function submitContactForm(prevState: any, formData: FormData) {
  const validatedFields = contactSchema.safeParse({
    name: formData.get("name"),
    email: formData.get("email"),
    message: formData.get("message"),
  });

  if (!validatedFields.success) {
    return {
      errors: validatedFields.error.flatten().fieldErrors,
      message: "Please correct the errors below.",
    };
  }

  const { name, email, message } = validatedFields.data;

  // Note: Using an App Password is highly recommended for Gmail.
  const transporter = nodemailer.createTransport({
    host: "smtp.gmail.com",
    port: 465,
    secure: true, // true for 465, false for other ports
    auth: {
      user: process.env.EMAIL_USER, // Your Gmail address
      pass: process.env.EMAIL_PASS, // Your Gmail App Password
    },
  });

  const mailOptions = {
    from: process.env.EMAIL_USER,
    to: "slimshadow.work@gmail.com",
    subject: `Contact Form Submission from ${name}`,
    text: `You have a new message from ${name} (${email}):\n\n${message}`,
  };

  try {
    await transporter.sendMail(mailOptions);
    return { message: "Thank you for your message! I'll get back to you soon." };
  } catch (error) {
    console.error("Error sending email:", error);
    return {
      errors: {},
      message: "Sorry, there was an error sending your message. Please try again later.",
    };
  }
}