import { json } from '@sveltejs/kit';
import { RESEND_API } from '$app/env/private';
import { createSuperClient } from '$lib/server/pocketbase';
import { Resend } from 'resend';

export async function POST({ request, url }) {
	const fd = await request.formData();
	const email = (fd.get('email') || '').toString().trim().toLowerCase();

	if (!email) {
		return json({ ok: true }); // Generic response to avoid enumeration
	}

	try {
		const pb = await createSuperClient();

		// Find user by email
		let user;
		try {
			user = await pb.collection('users').getFirstListItem(`email = '${email}'`);
		} catch {
			// User not found — still return success
			return json({ ok: true });
		}

		// Only allow password reset for parents (they have emails)
		if (user.role !== 'parent') {
			return json({ ok: true });
		}

		// Generate token and expiry (1 hour)
		const token = globalThis.crypto.randomUUID();
		const expiry = new Date(Date.now() + 60 * 60 * 1000).toISOString();

		// Store token on user record
		await pb.collection('users').update(user.id, {
			passwordResetToken: token,
			passwordResetExpiry: expiry
		});

		// Send email via Resend
		const resend = new Resend(String(RESEND_API));
		const resetUrl = `${url.origin}/login/verify/${token}`;

		await resend.emails.send({
			from: 'no-reply@famchamp.ai',
			to: email,
			subject: 'Reset your FamDone password',
			html: `
				<p>You requested a password reset for your FamDone account.</p>
				<p><a href="${resetUrl}">Click here to reset your password</a></p>
				<p>This link expires in 1 hour.</p>
				<p>If you didn't request this, you can ignore this email.</p>
			`
		});
	} catch {
		// Swallow all errors to avoid information leakage
	}

	// Always return success
	return json({ ok: true });
}