71 lines
3.0 KiB
Python
71 lines
3.0 KiB
Python
# -*- coding: utf-8 -*-
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# Part of Odoo, Flectra. See LICENSE file for full copyright and licensing details.
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from flectra import api, fields, models, _
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from flectra.exceptions import UserError
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class ProductionLot(models.Model):
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_name = 'stock.production.lot'
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_inherit = ['mail.thread']
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_description = 'Lot/Serial'
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name = fields.Char(
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'Lot/Serial Number', default=lambda self: self.env['ir.sequence'].next_by_code('stock.lot.serial'),
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required=True, help="Unique Lot/Serial Number")
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ref = fields.Char('Internal Reference', help="Internal reference number in case it differs from the manufacturer's lot/serial number")
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product_id = fields.Many2one(
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'product.product', 'Product',
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domain=[('type', 'in', ['product', 'consu'])], required=True)
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product_uom_id = fields.Many2one(
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'product.uom', 'Unit of Measure',
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related='product_id.uom_id', store=True)
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quant_ids = fields.One2many('stock.quant', 'lot_id', 'Quants', readonly=True)
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create_date = fields.Datetime('Creation Date')
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product_qty = fields.Float('Quantity', compute='_product_qty')
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_sql_constraints = [
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('name_ref_uniq', 'unique (name, product_id)', 'The combination of serial number and product must be unique !'),
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]
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@api.model
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def create(self, vals):
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active_picking_id = self.env.context.get('active_picking_id', False)
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if active_picking_id:
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picking_id = self.env['stock.picking'].browse(active_picking_id)
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if picking_id and not picking_id.picking_type_id.use_create_lots:
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raise UserError(_("You are not allowed to create a lot for this picking type"))
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return super(ProductionLot, self).create(vals)
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@api.multi
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def write(self, vals):
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if 'product_id' in vals:
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move_lines = self.env['stock.move.line'].search([('lot_id', 'in', self.ids)])
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if move_lines:
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raise UserError(_(
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'You are not allowed to change the product linked to a serial or lot number ' +
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'if some stock moves have already been created with that number. ' +
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'This would lead to inconsistencies in your stock.'
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))
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return super(ProductionLot, self).write(vals)
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@api.one
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def _product_qty(self):
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# We only care for the quants in internal or transit locations.
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quants = self.quant_ids.filtered(lambda q: q.location_id.usage in ['internal', 'transit'])
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self.product_qty = sum(quants.mapped('quantity'))
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@api.multi
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def action_traceability(self):
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move_ids = self.mapped('quant_ids').mapped('history_ids').ids
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if not move_ids:
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return False
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return {
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'domain': [('id', 'in', move_ids)],
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'name': _('Traceability'),
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'view_mode': 'tree,form',
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'view_type': 'form',
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'context': {'tree_view_ref': 'stock.view_move_tree'},
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'res_model': 'stock.move',
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'type': 'ir.actions.act_window'}
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