# -*- coding: utf-8 -*-
# Part of Odoo. See LICENSE file for full copyright and licensing details.

from odoo import http, _
from odoo.http import request
from odoo.addons.website_sale.controllers.main import WebsiteSale
from odoo.exceptions import UserError


class WebsiteSaleDelivery(WebsiteSale):

    @http.route()
    def shop_payment(self, **post):
        order = request.website.sale_get_order()
        carrier_id = post.get('carrier_id')
        keep_carrier = post.get('keep_carrier', False)
        if keep_carrier:
            keep_carrier = bool(int(keep_carrier))
        if carrier_id:
            carrier_id = int(carrier_id)
        if order:
            order.with_context(keep_carrier=keep_carrier)._check_carrier_quotation(force_carrier_id=carrier_id)
            if carrier_id:
                return request.redirect("/shop/payment")

        return super(WebsiteSaleDelivery, self).shop_payment(**post)

    @http.route(['/shop/update_carrier'], type='json', auth='public', methods=['POST'], website=True, csrf=False)
    def update_eshop_carrier(self, **post):
        order = request.website.sale_get_order()
        carrier_id = int(post['carrier_id'])
        if order and carrier_id != order.carrier_id.id:
            if any(tx.state not in ("canceled", "error", "draft") for tx in order.transaction_ids):
                raise UserError(_('It seems that there is already a transaction for your order, you can not change the delivery method anymore'))
            order._check_carrier_quotation(force_carrier_id=carrier_id)
        return self._update_website_sale_delivery_return(order, **post)

    @http.route(['/shop/carrier_rate_shipment'], type='json', auth='public', methods=['POST'], website=True)
    def cart_carrier_rate_shipment(self, carrier_id, **kw):
        order = request.website.sale_get_order(force_create=True)

        if not int(carrier_id) in order._get_delivery_methods().ids:
            raise UserError(_('It seems that a delivery method is not compatible with your address. Please refresh the page and try again.'))

        Monetary = request.env['ir.qweb.field.monetary']

        res = {'carrier_id': carrier_id}
        carrier = request.env['delivery.carrier'].sudo().browse(int(carrier_id))
        rate = carrier.rate_shipment(order)
        if rate.get('success'):
            tax_ids = carrier.product_id.taxes_id.filtered(lambda t: t.company_id == order.company_id)
            if tax_ids:
                fpos = order.fiscal_position_id
                tax_ids = fpos.map_tax(tax_ids)
                taxes = tax_ids.compute_all(
                    rate['price'],
                    currency=order.currency_id,
                    quantity=1.0,
                    product=carrier.product_id,
                    partner=order.partner_shipping_id,
                )
                if request.env.user.has_group('account.group_show_line_subtotals_tax_excluded'):
                    rate['price'] = taxes['total_excluded']
                else:
                    rate['price'] = taxes['total_included']

            res['status'] = True
            res['new_amount_delivery'] = Monetary.value_to_html(rate['price'], {'display_currency': order.currency_id})
            res['is_free_delivery'] = not bool(rate['price'])
            res['error_message'] = rate['warning_message']
        else:
            res['status'] = False
            res['new_amount_delivery'] = Monetary.value_to_html(0.0, {'display_currency': order.currency_id})
            res['error_message'] = rate['error_message']
        return res

    def order_lines_2_google_api(self, order_lines):
        """ Transforms a list of order lines into a dict for google analytics """
        order_lines_not_delivery = order_lines.filtered(lambda line: not line.is_delivery)
        return super(WebsiteSaleDelivery, self).order_lines_2_google_api(order_lines_not_delivery)

    def order_2_return_dict(self, order):
        """ Returns the tracking_cart dict of the order for Google analytics """
        ret = super(WebsiteSaleDelivery, self).order_2_return_dict(order)
        delivery_line = order.order_line.filtered('is_delivery')
        if delivery_line:
            ret['shipping'] = delivery_line.price_unit
        return ret

    def _get_shop_payment_values(self, order, **kwargs):
        values = super(WebsiteSaleDelivery, self)._get_shop_payment_values(order, **kwargs)
        has_storable_products = any(line.product_id.type in ['consu', 'product'] for line in order.order_line)

        if not order._get_delivery_methods() and has_storable_products:
            values['errors'].append(
                (_('Sorry, we are unable to ship your order'),
                 _('No shipping method is available for your current order and shipping address. '
                   'Please contact us for more information.')))

        if has_storable_products:
            if order.carrier_id and not order.delivery_rating_success:
                order._remove_delivery_line()

            delivery_carriers = order._get_delivery_methods()
            values['deliveries'] = delivery_carriers.sudo()

        values['delivery_has_storable'] = has_storable_products
        values['delivery_action_id'] = request.env.ref('delivery.action_delivery_carrier_form').id
        return values

    def _update_website_sale_delivery_return(self, order, **post):
        Monetary = request.env['ir.qweb.field.monetary']
        carrier_id = int(post['carrier_id'])
        currency = order.currency_id
        if order:
            return {
                'status': order.delivery_rating_success,
                'error_message': order.delivery_message,
                'carrier_id': carrier_id,
                'is_free_delivery': not bool(order.amount_delivery),
                'new_amount_delivery': Monetary.value_to_html(order.amount_delivery, {'display_currency': currency}),
                'new_amount_untaxed': Monetary.value_to_html(order.amount_untaxed, {'display_currency': currency}),
                'new_amount_tax': Monetary.value_to_html(order.amount_tax, {'display_currency': currency}),
                'new_amount_total': Monetary.value_to_html(order.amount_total, {'display_currency': currency}),
                'new_amount_total_raw': order.amount_total,
            }
        return {}