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

from odoo import fields, models, tools
from odoo.addons.sale.models.sale_order import SALE_ORDER_STATE


class RentalReport(models.Model):
    _name = "sale.rental.report"
    _description = "Rental Analysis Report"
    _rec_name = 'order_id'
    _auto = False

    date = fields.Date('Date', readonly=True)
    order_id = fields.Many2one('sale.order', 'Order #', readonly=True)
    product_id = fields.Many2one('product.product', 'Product', readonly=True)
    product_uom = fields.Many2one('uom.uom', 'Unit of Measure', readonly=True)
    quantity = fields.Float('Daily Ordered Qty', readonly=True)
    qty_delivered = fields.Float('Daily Picked-Up Qty', readonly=True)
    qty_returned = fields.Float('Daily Returned Qty', readonly=True)
    partner_id = fields.Many2one('res.partner', 'Customer', readonly=True)
    user_id = fields.Many2one('res.users', 'Salesman', readonly=True)
    company_id = fields.Many2one('res.company', 'Company', readonly=True)
    product_tmpl_id = fields.Many2one('product.template', 'Product Template', readonly=True)
    categ_id = fields.Many2one('product.category', 'Product Category', readonly=True)
    state = fields.Selection(selection=SALE_ORDER_STATE, string="Status", readonly=True)
    price = fields.Float('Daily Amount', readonly=True)
    currency_id = fields.Many2one('res.currency', 'Currency', readonly=True)


    def _quantity(self):
        return """
            sol.product_uom_qty / (u.factor * u2.factor) AS quantity,
            sol.qty_delivered / (u.factor * u2.factor) AS qty_delivered,
            sol.qty_returned / (u.factor * u2.factor) AS qty_returned
        """

    def _price(self):
        return """
            sol.price_subtotal / (date_part('day',so.rental_return_date - so.rental_start_date) + 1)
        """

    def _select(self):
        return """
            sol.id,
            sol.order_id,
            sol.product_id,
            %s,
            sol.product_uom,
            sol.order_partner_id AS partner_id,
            sol.salesman_id AS user_id,
            pt.categ_id,
            p.product_tmpl_id,
            generate_series(so.rental_start_date::date, so.rental_return_date::date, '1 day'::interval)::date date,
            %s AS price,
            sol.company_id,
            sol.state,
            sol.currency_id
        """% (self._quantity(), self._price())

    def _from(self):
        return """
            sale_order_line AS sol
            join sale_order AS so on (sol.order_id=so.id)
            join product_product AS p on p.id=sol.product_id
            join product_template AS pt on p.product_tmpl_id=pt.id
            join uom_uom AS u on u.id=sol.product_uom
            join uom_uom AS u2 on u2.id=pt.uom_id
        """

    def _query(self):
        return """
            (SELECT %s
            FROM %s
            WHERE sol.is_rental)
        """ % (
            self._select(),
            self._from()
        )

    def init(self):
        # self._table = sale_rental_report
        tools.drop_view_if_exists(self.env.cr, self._table)
        self.env.cr.execute("""CREATE or REPLACE VIEW %s as (%s)""" % (self._table, self._query()))