'use server'

import bcrypt from 'bcryptjs'
import * as z from 'zod'

import {db} from '@/lib/db/prisma/client'
import {RegisterSchema} from '@/lib/schemas'
import {hashPassword} from '@/lib/utils'

// import { generateVerificationToken } from "@/lib/token";
// import { sendVerificationEmail } from "@/lib/mail";

export const register = async (data: z.infer<typeof RegisterSchema>) => {
	try {
		// Validate the input data
		const validatedData = RegisterSchema.parse(data)

		//  If the data is invalid, return an error
		if (!validatedData) {
			return {error: 'Invalid input data'}
		}

		//  Destructure the validated data
		const {email, name, password, passwordConfirmation} = validatedData

		// Check if passwords match
		if (password !== passwordConfirmation) {
			return {error: 'Passwords do not match'}
		}

		// Hash the password
		const hashedPassword = await hashPassword(password)

		// Check to see if user already exists
		const userExists = await db.user.findFirst({
			where: {
				email
			}
		})

		// If the user exists, return an error
		if (userExists) {
			return {error: 'Email already is in use. Please try another one.'}
		}

		const lowerCaseEmail = email.toLowerCase()

		// Create the user
		const user = await db.user.create({
			data: {
				email: lowerCaseEmail,
				name,
				password: hashedPassword
			}
		})

		// Generate Verification Token
		// const verificationToken = await generateVerificationToken(email);

		// await sendVerificationEmail(lowerCaseEmail, verificationToken.token);

		return {success: 'Email Verification was sent'}
	} catch (error) {
		// Handle the error, specifically check for a 503 error
		console.error('Database error:', error)

		if ((error as {code: string}).code === 'ETIMEDOUT') {
			return {
				error: 'Unable to connect to the database. Please try again later.'
			}
		} else if ((error as {code: string}).code === '503') {
			return {
				error: 'Service temporarily unavailable. Please try again later.'
			}
		} else {
			return {error: 'An unexpected error occurred. Please try again later.'}
		}
	}
}