# Part of Odoo. See LICENSE file for full copyright and licensing details.

from odoo import _
from odoo.exceptions import AccessError, ValidationError
from odoo.http import Controller, request, route
from odoo.tools.mail import email_re


class WebsiteSaleStock(Controller):

    @route('/shop/add/stock_notification', type='jsonrpc', auth='public', website=True)
    def add_stock_email_notification(self, email, product_id):
        # TDE FIXME: seems a bit open
        if not email_re.match(email):
            raise ValidationError(_("Invalid Email"))

        product = request.env['product.product'].browse(int(product_id))

        # check if product available
        if not product.exists() or not product._can_add_to_stock_notifications():
            raise ValidationError(_("This product is not eligible for stock notifications."))

        partner = request.env['mail.thread'].sudo()._partner_find_from_emails_single([email])

        is_public_user = request.website.is_public_user()
        if is_public_user and partner.user_ids.exists():
            raise AccessError(_("Please sign in to proceed."))

        if not product._has_stock_notification(partner):
            product.sudo().stock_notification_partner_ids += partner

        if is_public_user:
            request.session['product_with_stock_notification_enabled'] = list(
                set(request.session.get('product_with_stock_notification_enabled', []))
                | {product_id}
            )
            request.session['stock_notification_email'] = email