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# -*- coding: utf-8 -*-
# Part of Odoo. See LICENSE file for full copyright and licensing details.
from datetime import timedelta, datetime, time
from collections import defaultdict
from odoo import api, fields, models
class ResPartner(models.Model):
_inherit = 'res.partner'
purchase_line_ids = fields.One2many('purchase.order.line', 'partner_id', string="Purchase Lines")
on_time_rate = fields.Float(
"On-Time Delivery Rate", compute='_compute_on_time_rate',
help="Over the past x days; the number of products received on time divided by the number of ordered products."\
"x is either the System Parameter purchase_stock.on_time_delivery_days or the default 365")
@api.depends('purchase_line_ids')
def _compute_on_time_rate(self):
date_order_days_delta = int(self.env['ir.config_parameter'].sudo().get_param('purchase_stock.on_time_delivery_days', default='365'))
order_lines = self.env['purchase.order.line'].search([
('partner_id', 'in', self.ids),
('date_order', '>', fields.Date.today() - timedelta(date_order_days_delta)),
('qty_received', '!=', 0),
('order_id.state', 'in', ['done', 'purchase']),
('product_id', 'in', self.env['product.product'].sudo()._search([('type', '!=', 'service')]))
])
lines_quantity = defaultdict(lambda: 0)
moves = self.env['stock.move'].search([
('purchase_line_id', 'in', order_lines.ids),
('state', '=', 'done')])
# Fetch fields from db and put them in cache.
order_lines.read(['date_planned', 'partner_id', 'product_uom_qty'], load='')
moves.read(['purchase_line_id', 'date'], load='')
moves = moves.filtered(lambda m: m.date.date() <= m.purchase_line_id.date_planned.date())
for move, quantity in zip(moves, moves.mapped('quantity')):
lines_quantity[move.purchase_line_id.id] += quantity
partner_dict = {}
for line in order_lines:
on_time, ordered = partner_dict.get(line.partner_id, (0, 0))
ordered += line.product_uom_qty
on_time += lines_quantity[line.id]
partner_dict[line.partner_id] = (on_time, ordered)
seen_partner = self.env['res.partner']
for partner, numbers in partner_dict.items():
seen_partner |= partner
on_time, ordered = numbers
partner.on_time_rate = on_time / ordered * 100 if ordered else -1 # use negative number to indicate no data
(self - seen_partner).on_time_rate = -1
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