# -*- coding: utf-8 -*- # Part of Odoo, Flectra. See LICENSE file for full copyright and licensing details. from flectra import api, fields, models, tools, _ from flectra.exceptions import UserError from flectra.tools import float_is_zero, pycompat from flectra.addons import decimal_precision as dp class ProductTemplate(models.Model): _name = 'product.template' _inherit = 'product.template' property_valuation = fields.Selection([ ('manual_periodic', 'Periodic (manual)'), ('real_time', 'Perpetual (automated)')], string='Inventory Valuation', company_dependent=True, copy=True, default='manual_periodic', help="""Manual: The accounting entries to value the inventory are not posted automatically. Automated: An accounting entry is automatically created to value the inventory when a product enters or leaves the company.""") valuation = fields.Char(compute='_compute_valuation_type', inverse='_set_valuation_type') property_cost_method = fields.Selection([ ('standard', 'Standard Price'), ('fifo', 'First In First Out (FIFO)'), ('average', 'Average Cost (AVCO)')], string='Costing Method', company_dependent=True, copy=True, help="""Standard Price: The products are valued at their standard cost defined on the product. Average Cost (AVCO): The products are valued at weighted average cost. First In First Out (FIFO): The products are valued supposing those that enter the company first will also leave it first.""") cost_method = fields.Char(compute='_compute_cost_method', inverse='_set_cost_method') property_stock_account_input = fields.Many2one( 'account.account', 'Stock Input Account', company_dependent=True, domain=[('deprecated', '=', False)], help="When doing real-time inventory valuation, counterpart journal items for all incoming stock moves will be posted in this account, unless " "there is a specific valuation account set on the source location. When not set on the product, the one from the product category is used.") property_stock_account_output = fields.Many2one( 'account.account', 'Stock Output Account', company_dependent=True, domain=[('deprecated', '=', False)], help="When doing real-time inventory valuation, counterpart journal items for all outgoing stock moves will be posted in this account, unless " "there is a specific valuation account set on the destination location. When not set on the product, the one from the product category is used.") @api.one @api.depends('property_valuation', 'categ_id.property_valuation') def _compute_valuation_type(self): self.valuation = self.property_valuation or self.categ_id.property_valuation @api.one def _set_valuation_type(self): return self.write({'property_valuation': self.valuation}) @api.one @api.depends('property_cost_method', 'categ_id.property_cost_method') def _compute_cost_method(self): self.cost_method = self.property_cost_method or self.categ_id.property_cost_method def _is_cost_method_standard(self): return self.property_cost_method == 'standard' @api.one def _set_cost_method(self): # When going from FIFO to AVCO or to standard, we update the standard price with the # average value in stock. if self.property_cost_method == 'fifo' and self.cost_method in ['average', 'standard']: # Cannot use the `stock_value` computed field as it's already invalidated when # entering this method. valuation = sum([variant._sum_remaining_values()[0] for variant in self.product_variant_ids]) qty_available = self.with_context(company_owned=True).qty_available if qty_available: self.standard_price = valuation / qty_available return self.write({'property_cost_method': self.cost_method}) @api.multi def _get_product_accounts(self): """ Add the stock accounts related to product to the result of super() @return: dictionary which contains information regarding stock accounts and super (income+expense accounts) """ accounts = super(ProductTemplate, self)._get_product_accounts() res = self._get_asset_accounts() accounts.update({ 'stock_input': res['stock_input'] or self.property_stock_account_input or self.categ_id.property_stock_account_input_categ_id, 'stock_output': res['stock_output'] or self.property_stock_account_output or self.categ_id.property_stock_account_output_categ_id, 'stock_valuation': self.categ_id.property_stock_valuation_account_id or False, }) return accounts @api.multi def action_open_product_moves(self): pass @api.multi def get_product_accounts(self, fiscal_pos=None): """ Add the stock journal related to product to the result of super() @return: dictionary which contains all needed information regarding stock accounts and journal and super (income+expense accounts) """ accounts = super(ProductTemplate, self).get_product_accounts(fiscal_pos=fiscal_pos) accounts.update({'stock_journal': self.categ_id.property_stock_journal or False}) return accounts class ProductProduct(models.Model): _inherit = 'product.product' stock_value = fields.Float( 'Value', compute='_compute_stock_value') qty_at_date = fields.Float( 'Quantity', compute='_compute_stock_value') stock_fifo_real_time_aml_ids = fields.Many2many( 'account.move.line', compute='_compute_stock_value') stock_fifo_manual_move_ids = fields.Many2many( 'stock.move', compute='_compute_stock_value') @api.multi def do_change_standard_price(self, new_price, account_id): """ Changes the Standard Price of Product and creates an account move accordingly.""" AccountMove = self.env['account.move'] quant_locs = self.env['stock.quant'].sudo().read_group([('product_id', 'in', self.ids)], ['location_id'], ['location_id']) quant_loc_ids = [loc['location_id'][0] for loc in quant_locs] locations = self.env['stock.location'].search([('usage', '=', 'internal'), ('company_id', '=', self.env.user.company_id.id), ('id', 'in', quant_loc_ids)]) product_accounts = {product.id: product.product_tmpl_id.get_product_accounts() for product in self} for location in locations: for product in self.with_context(location=location.id, compute_child=False).filtered(lambda r: r.valuation == 'real_time'): diff = product.standard_price - new_price if float_is_zero(diff, precision_rounding=product.currency_id.rounding): raise UserError(_("No difference between standard price and new price!")) if not product_accounts[product.id].get('stock_valuation', False): raise UserError(_('You don\'t have any stock valuation account defined on your product category. You must define one before processing this operation.')) qty_available = product.qty_available if qty_available: # Accounting Entries if diff * qty_available > 0: debit_account_id = account_id credit_account_id = product_accounts[product.id]['stock_valuation'].id else: debit_account_id = product_accounts[product.id]['stock_valuation'].id credit_account_id = account_id move_vals = { 'journal_id': product_accounts[product.id]['stock_journal'].id, 'company_id': location.company_id.id, 'line_ids': [(0, 0, { 'name': _('Standard Price changed - %s') % (product.display_name), 'account_id': debit_account_id, 'debit': abs(diff * qty_available), 'credit': 0, 'product_id': product.id, }), (0, 0, { 'name': _('Standard Price changed - %s') % (product.display_name), 'account_id': credit_account_id, 'debit': 0, 'credit': abs(diff * qty_available), 'product_id': product.id, })], } move = AccountMove.create(move_vals) move.post() self.write({'standard_price': new_price}) return True def _get_fifo_candidates_in_move(self): """ Find IN moves that can be used to value OUT moves. """ self.ensure_one() domain = [('product_id', '=', self.id), ('remaining_qty', '>', 0.0)] + self.env['stock.move']._get_in_base_domain() candidates = self.env['stock.move'].search(domain, order='date, id') return candidates def _sum_remaining_values(self): StockMove = self.env['stock.move'] domain = [('product_id', '=', self.id)] + StockMove._get_all_base_domain() moves = StockMove.search(domain) return sum(moves.mapped('remaining_value')), moves @api.multi @api.depends('stock_move_ids.product_qty', 'stock_move_ids.state', 'stock_move_ids.remaining_value', 'product_tmpl_id.cost_method', 'product_tmpl_id.standard_price', 'product_tmpl_id.property_valuation', 'product_tmpl_id.categ_id.property_valuation') def _compute_stock_value(self): StockMove = self.env['stock.move'] to_date = self.env.context.get('to_date') self.env['account.move.line'].check_access_rights('read') fifo_automated_values = {} query = """SELECT aml.product_id, aml.account_id, sum(aml.debit) - sum(aml.credit), sum(quantity), array_agg(aml.id) FROM account_move_line AS aml WHERE aml.product_id IS NOT NULL AND aml.company_id=%%s %s GROUP BY aml.product_id, aml.account_id""" params = (self.env.user.company_id.id,) if to_date: query = query % ('AND aml.date <= %s',) params = params + (to_date,) else: query = query % ('',) self.env.cr.execute(query, params=params) res = self.env.cr.fetchall() for row in res: fifo_automated_values[(row[0], row[1])] = (row[2], row[3], list(row[4])) for product in self: if product.cost_method in ['standard', 'average']: qty_available = product.with_context(company_owned=True, owner_id=False).qty_available price_used = product.standard_price if to_date: price_used = product.get_history_price( self.env.user.company_id.id, date=to_date, ) product.stock_value = price_used * qty_available product.qty_at_date = qty_available elif product.cost_method == 'fifo': if to_date: if product.product_tmpl_id.valuation == 'manual_periodic': domain = [('product_id', '=', product.id), ('date', '<=', to_date)] + StockMove._get_all_base_domain() moves = StockMove.search(domain) product.stock_value = sum(moves.mapped('value')) product.qty_at_date = product.with_context(company_owned=True, owner_id=False).qty_available product.stock_fifo_manual_move_ids = StockMove.browse(moves.ids) elif product.product_tmpl_id.valuation == 'real_time': valuation_account_id = product.categ_id.property_stock_valuation_account_id.id value, quantity, aml_ids = fifo_automated_values.get((product.id, valuation_account_id)) or (0, 0, []) product.stock_value = value product.qty_at_date = quantity product.stock_fifo_real_time_aml_ids = self.env['account.move.line'].browse(aml_ids) else: product.stock_value, moves = product._sum_remaining_values() product.qty_at_date = product.with_context(company_owned=True, owner_id=False).qty_available if product.product_tmpl_id.valuation == 'manual_periodic': product.stock_fifo_manual_move_ids = moves elif product.product_tmpl_id.valuation == 'real_time': valuation_account_id = product.categ_id.property_stock_valuation_account_id.id value, quantity, aml_ids = fifo_automated_values.get((product.id, valuation_account_id)) or (0, 0, []) product.stock_fifo_real_time_aml_ids = self.env['account.move.line'].browse(aml_ids) def action_valuation_at_date_details(self): """ Returns an action with either a list view of all the valued stock moves of `self` if the valuation is set as manual or a list view of all the account move lines if the valuation is set as automated. """ self.ensure_one() to_date = self.env.context.get('to_date') action = { 'name': _('Valuation at date'), 'type': 'ir.actions.act_window', 'view_type': 'form', 'view_mode': 'tree,form', 'context': self.env.context, } if self.valuation == 'real_time': action['res_model'] = 'account.move.line' action['domain'] = [('id', 'in', self.with_context(to_date=to_date).stock_fifo_real_time_aml_ids.ids)] tree_view_ref = self.env.ref('stock_account.view_stock_account_aml') form_view_ref = self.env.ref('account.view_move_line_form') action['views'] = [(tree_view_ref.id, 'tree'), (form_view_ref.id, 'form')] else: action['res_model'] = 'stock.move' action['domain'] = [('id', 'in', self.with_context(to_date=to_date).stock_fifo_manual_move_ids.ids)] tree_view_ref = self.env.ref('stock_account.view_move_tree_valuation_at_date') form_view_ref = self.env.ref('stock.view_move_form') action['views'] = [(tree_view_ref.id, 'tree'), (form_view_ref.id, 'form')] return action @api.multi def action_open_product_moves(self): pass @api.model def _anglo_saxon_sale_move_lines(self, name, product, uom, qty, price_unit, currency=False, amount_currency=False, fiscal_position=False, account_analytic=False, analytic_tags=False): """Prepare dicts describing new journal COGS journal items for a product sale. Returns a dict that should be passed to `_convert_prepared_anglosaxon_line()` to obtain the creation value for the new journal items. :param Model product: a product.product record of the product being sold :param Model uom: a product.uom record of the UoM of the sale line :param Integer qty: quantity of the product being sold :param Integer price_unit: unit price of the product being sold :param Model currency: a res.currency record from the order of the product being sold :param Interger amount_currency: unit price in the currency from the order of the product being sold :param Model fiscal_position: a account.fiscal.position record from the order of the product being sold :param Model account_analytic: a account.account.analytic record from the line of the product being sold """ if product.type == 'product' and product.valuation == 'real_time': accounts = product.product_tmpl_id.get_product_accounts(fiscal_pos=fiscal_position) # debit account dacc will be the output account dacc = accounts['stock_output'].id # credit account cacc will be the expense account cacc = accounts['expense'].id if dacc and cacc: return [ { 'type': 'src', 'name': name[:64], 'price_unit': price_unit, 'quantity': qty, 'price': price_unit * qty, 'currency_id': currency and currency.id, 'amount_currency': amount_currency, 'account_id': dacc, 'product_id': product.id, 'uom_id': uom.id, 'account_analytic_id': account_analytic and account_analytic.id, 'analytic_tag_ids': analytic_tags and analytic_tags.ids and [(6, 0, analytic_tags.ids)] or False, }, { 'type': 'src', 'name': name[:64], 'price_unit': price_unit, 'quantity': qty, 'price': -1 * price_unit * qty, 'currency_id': currency and currency.id, 'amount_currency': -1 * amount_currency, 'account_id': cacc, 'product_id': product.id, 'uom_id': uom.id, 'account_analytic_id': account_analytic and account_analytic.id, 'analytic_tag_ids': analytic_tags and analytic_tags.ids and [(6, 0, analytic_tags.ids)] or False, }, ] return [] def _get_anglo_saxon_price_unit(self, uom=False): price = self.standard_price if not self or not uom or self.uom_id.id == uom.id: return price or 0.0 return self.uom_id._compute_price(price, uom) def _compute_average_price(self, qty_done, quantity, moves): average_price_unit = 0 qty_delivered = 0 invoiced_qty = 0 for move in moves: if move.state != 'done': continue invoiced_qty += move.product_qty if invoiced_qty <= qty_done: continue qty_to_consider = move.product_qty if invoiced_qty - move.product_qty < qty_done: qty_to_consider = invoiced_qty - qty_done qty_to_consider = min(qty_to_consider, quantity - qty_delivered) qty_delivered += qty_to_consider # `move.price_unit` is negative if the move is out and positive if the move is # dropshipped. Use its absolute value to compute the average price unit. if qty_delivered: average_price_unit = (average_price_unit * (qty_delivered - qty_to_consider) + abs(move.price_unit) * qty_to_consider) / qty_delivered if qty_delivered == quantity: break return average_price_unit class ProductCategory(models.Model): _inherit = 'product.category' property_valuation = fields.Selection([ ('manual_periodic', 'Manual'), ('real_time', 'Automated')], string='Inventory Valuation', company_dependent=True, copy=True, required=True, help="""Manual: The accounting entries to value the inventory are not posted automatically. Automated: An accounting entry is automatically created to value the inventory when a product enters or leaves the company. """) property_cost_method = fields.Selection([ ('standard', 'Standard Price'), ('fifo', 'First In First Out (FIFO)'), ('average', 'Average Cost (AVCO)')], string="Costing Method", company_dependent=True, copy=True, required=True, help="""Standard Price: The products are valued at their standard cost defined on the product. Average Cost (AVCO): The products are valued at weighted average cost. First In First Out (FIFO): The products are valued supposing those that enter the company first will also leave it first. """) property_stock_journal = fields.Many2one( 'account.journal', 'Stock Journal', company_dependent=True, help="When doing real-time inventory valuation, this is the Accounting Journal in which entries will be automatically posted when stock moves are processed.") property_stock_account_input_categ_id = fields.Many2one( 'account.account', 'Stock Input Account', company_dependent=True, domain=[('deprecated', '=', False)], oldname="property_stock_account_input_categ", help="When doing real-time inventory valuation, counterpart journal items for all incoming stock moves will be posted in this account, unless " "there is a specific valuation account set on the source location. This is the default value for all products in this category. It " "can also directly be set on each product") property_stock_account_output_categ_id = fields.Many2one( 'account.account', 'Stock Output Account', company_dependent=True, domain=[('deprecated', '=', False)], oldname="property_stock_account_output_categ", help="When doing real-time inventory valuation, counterpart journal items for all outgoing stock moves will be posted in this account, unless " "there is a specific valuation account set on the destination location. This is the default value for all products in this category. It " "can also directly be set on each product") property_stock_valuation_account_id = fields.Many2one( 'account.account', 'Stock Valuation Account', company_dependent=True, domain=[('deprecated', '=', False)], help="When real-time inventory valuation is enabled on a product, this account will hold the current value of the products.",) @api.onchange('property_cost_method') def onchange_property_valuation(self): if not self._origin: # don't display the warning when creating a product category return return { 'warning': { 'title': _("Warning"), 'message': _("Changing your cost method is an important change that will impact your inventory valuation. Are you sure you want to make that change?"), } }