# -*- coding: utf-8 -*-
# Copyright 2017-18 Eficent Business and IT Consulting Services S.L.
# License LGPL-3.0 or later (https://www.gnu.org/licenses/lgpl.html)

from openerp import api, fields, models


class PurchaseOrder(models.Model):
    _inherit = "purchase.order"

    @api.model
    def new(self, vals):
        """Allows to propose a line based on the RMA information."""
        res = super(PurchaseOrder, self).new(vals)
        rma_line_id = self.env.context.get('rma_line_id')
        if rma_line_id:
            rma_line = self.env['rma.order.line'].browse(rma_line_id)
            line = self.env['purchase.order.line'].new({
                'product_id': rma_line.product_id.id,
            })
            line.onchange_product_id()
            line.update({
                'product_qty': rma_line.qty_to_purchase,
                'product_uom': rma_line.uom_id.id,
            })
            res.order_line = line
            # TODO: maybe this line is not needed in v10:
            res.date_planned = res._compute_date_planned()
        return res