164 lines
8.1 KiB
Python
164 lines
8.1 KiB
Python
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# -*- coding: utf-8 -*-
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# Part of Odoo. See LICENSE file for full copyright and licensing details.
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from odoo import _, api, fields, models
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from odoo.exceptions import UserError
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from odoo.tools import float_compare, float_is_zero
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class StockValuationLayerRevaluation(models.TransientModel):
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_name = 'stock.valuation.layer.revaluation'
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_description = "Wizard model to reavaluate a stock inventory for a product"
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_check_company_auto = True
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@api.model
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def default_get(self, default_fields):
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res = super().default_get(default_fields)
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if res.get('product_id'):
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product = self.env['product.product'].browse(res['product_id'])
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if product.categ_id.property_cost_method == 'standard':
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raise UserError(_("You cannot revalue a product with a standard cost method."))
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if product.quantity_svl <= 0:
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raise UserError(_("You cannot revalue a product with an empty or negative stock."))
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if 'account_journal_id' not in res and 'account_journal_id' in default_fields and product.categ_id.property_valuation == 'real_time':
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accounts = product.product_tmpl_id.get_product_accounts()
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res['account_journal_id'] = accounts['stock_journal'].id
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return res
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company_id = fields.Many2one('res.company', "Company", readonly=True, required=True)
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currency_id = fields.Many2one('res.currency', "Currency", related='company_id.currency_id', required=True)
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product_id = fields.Many2one('product.product', "Related product", required=True, check_company=True)
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property_valuation = fields.Selection(related='product_id.categ_id.property_valuation')
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product_uom_name = fields.Char("Unit of Measure", related='product_id.uom_id.name')
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current_value_svl = fields.Float("Current Value", related="product_id.value_svl")
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current_quantity_svl = fields.Float("Current Quantity", related="product_id.quantity_svl")
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added_value = fields.Monetary("Added value", required=True)
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new_value = fields.Monetary("New value", compute='_compute_new_value')
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new_value_by_qty = fields.Monetary("New value by quantity", compute='_compute_new_value')
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reason = fields.Char("Reason", help="Reason of the revaluation")
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account_journal_id = fields.Many2one('account.journal', "Journal", check_company=True)
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account_id = fields.Many2one('account.account', "Counterpart Account", domain=[('deprecated', '=', False)], check_company=True)
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date = fields.Date("Accounting Date")
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@api.depends('current_value_svl', 'current_quantity_svl', 'added_value')
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def _compute_new_value(self):
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for reval in self:
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reval.new_value = reval.current_value_svl + reval.added_value
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if not float_is_zero(reval.current_quantity_svl, precision_rounding=self.product_id.uom_id.rounding):
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reval.new_value_by_qty = reval.new_value / reval.current_quantity_svl
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else:
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reval.new_value_by_qty = 0.0
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def action_validate_revaluation(self):
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""" Revaluate the stock for `self.product_id` in `self.company_id`.
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- Change the stardard price with the new valuation by product unit.
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- Create a manual stock valuation layer with the `added_value` of `self`.
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- Distribute the `added_value` on the remaining_value of layers still in stock (with a remaining quantity)
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- If the Inventory Valuation of the product category is automated, create
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related account move.
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"""
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self.ensure_one()
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if self.currency_id.is_zero(self.added_value):
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raise UserError(_("The added value doesn't have any impact on the stock valuation"))
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product_id = self.product_id.with_company(self.company_id)
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remaining_svls = self.env['stock.valuation.layer'].search([
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('product_id', '=', product_id.id),
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('remaining_qty', '>', 0),
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('company_id', '=', self.company_id.id),
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])
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# Create a manual stock valuation layer
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if self.reason:
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description = _("Manual Stock Valuation: %s.", self.reason)
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else:
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description = _("Manual Stock Valuation: No Reason Given.")
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if product_id.categ_id.property_cost_method == 'average':
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description += _(
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" Product cost updated from %(previous)s to %(new_cost)s.",
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previous=product_id.standard_price,
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new_cost=product_id.standard_price + self.added_value / self.current_quantity_svl
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)
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revaluation_svl_vals = {
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'company_id': self.company_id.id,
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'product_id': product_id.id,
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'description': description,
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'value': self.added_value,
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'quantity': 0,
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}
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remaining_qty = sum(remaining_svls.mapped('remaining_qty'))
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remaining_value = self.added_value
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remaining_value_unit_cost = self.currency_id.round(remaining_value / remaining_qty)
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for svl in remaining_svls:
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if float_is_zero(svl.remaining_qty - remaining_qty, precision_rounding=self.product_id.uom_id.rounding):
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taken_remaining_value = remaining_value
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else:
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taken_remaining_value = remaining_value_unit_cost * svl.remaining_qty
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if float_compare(svl.remaining_value + taken_remaining_value, 0, precision_rounding=self.product_id.uom_id.rounding) < 0:
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raise UserError(_('The value of a stock valuation layer cannot be negative. Landed cost could be use to correct a specific transfer.'))
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svl.remaining_value += taken_remaining_value
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remaining_value -= taken_remaining_value
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remaining_qty -= svl.remaining_qty
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revaluation_svl = self.env['stock.valuation.layer'].create(revaluation_svl_vals)
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# Update the stardard price in case of AVCO/FIFO
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if product_id.categ_id.property_cost_method in ['average', 'fifo']:
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product_id.with_context(disable_auto_svl=True).standard_price += self.added_value / self.current_quantity_svl
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# If the Inventory Valuation of the product category is automated, create related account move.
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if self.property_valuation != 'real_time':
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return True
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accounts = product_id.product_tmpl_id.get_product_accounts()
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if self.added_value < 0:
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debit_account_id = self.account_id.id
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credit_account_id = accounts.get('stock_valuation') and accounts['stock_valuation'].id
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else:
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debit_account_id = accounts.get('stock_valuation') and accounts['stock_valuation'].id
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credit_account_id = self.account_id.id
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move_vals = {
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'journal_id': self.account_journal_id.id or accounts['stock_journal'].id,
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'company_id': self.company_id.id,
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'ref': _("Revaluation of %s", product_id.display_name),
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'stock_valuation_layer_ids': [(6, None, [revaluation_svl.id])],
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'date': self.date or fields.Date.today(),
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'move_type': 'entry',
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'line_ids': [(0, 0, {
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'name': _('%(user)s changed stock valuation from %(previous)s to %(new_value)s - %(product)s',
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user=self.env.user.name,
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previous=self.current_value_svl,
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new_value=self.current_value_svl + self.added_value,
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product=product_id.display_name,
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),
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'account_id': debit_account_id,
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'debit': abs(self.added_value),
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'credit': 0,
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'product_id': product_id.id,
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}), (0, 0, {
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'name': _('%(user)s changed stock valuation from %(previous)s to %(new_value)s - %(product)s',
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user=self.env.user.name,
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previous=self.current_value_svl,
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new_value=self.current_value_svl + self.added_value,
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product=product_id.display_name,
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),
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'account_id': credit_account_id,
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'debit': 0,
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'credit': abs(self.added_value),
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'product_id': product_id.id,
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})],
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}
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account_move = self.env['account.move'].create(move_vals)
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account_move._post()
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return True
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