HTMLify

import { ZodError } from 'zod';
import { formSchema } from '@/lib/schema/contact-form.schema';
import {
	telegramBotToken,
	telegramChatId as telegramChatID,
} from '@/lib/server-config';

export async function POST(request: Request) {
	try {
		const json = await request.json();

		let body;
		try {
			body = formSchema.parse(json);
		} catch (err) {
			if (err instanceof ZodError) {
				const firstError = err.issues[0];
				const field = firstError?.path?.[0];
				return new Response(
					`Invalid or missing value in "${String(field)}" field.`,
					{ status: 400 },
				);
			}
			return new Response('Invalid form data.', { status: 400 });
		}

		const payload = {
			chat_id: telegramChatID,
			text: `Name: ${body.name}\nEmail: ${body.email}\nPhone: ${body.whatsapp} (WhatsApp)\nMessage: ${body.message}`,
		};

		const res = await fetch(
			`https://api.telegram.org/bot${telegramBotToken}/sendMessage`,
			{
				method: 'POST',
				headers: { 'Content-Type': 'application/json' },
				body: JSON.stringify(payload),
			},
		);

		if (!res.ok) {
			const error = await res.text();
			console.error('Error sending message:', error);

			return new Response(
				'Unable to send your message right now. Please try again later.',
				{ status: 502 },
			);
		}

		return new Response('Message sent successfully!', { status: 200 });
	} catch (err) {
		console.error('Unexpected error in contact form:', err);
		return new Response('Something went wrong. Please try again later.', {
			status: 500,
		});
	}
}