feat(purchase): add price difference valuation account to coa (TODO)

addons/account/models/chart_template.py

@@ -107,6 +107,7 @@ class AccountChartTemplate(models.Model):
     property_stock_account_input_categ_id = fields.Many2one('account.account.template', string="Input Account for Stock Valuation")
     property_stock_account_output_categ_id = fields.Many2one('account.account.template', string="Output Account for Stock Valuation")
     property_stock_valuation_account_id = fields.Many2one('account.account.template', string="Account Template for Stock Valuation")
+    property_account_creditor_price_difference_categ = fields.Many2one('account.account.template', string="Account Template for Price Difference Account")
     property_tax_payable_account_id = fields.Many2one('account.account.template', string="Tax current account (payable)")
     property_tax_receivable_account_id = fields.Many2one('account.account.template', string="Tax current account (receivable)")
     property_advance_tax_payment_account_id = fields.Many2one('account.account.template', string="Advance tax payment account")
@@ -477,6 +478,7 @@ def generate_properties(self, acc_template_ref, company):
             'property_stock_account_input_categ_id',
             'property_stock_account_output_categ_id',
             'property_stock_valuation_account_id',
+            'property_account_creditor_price_difference_categ',
         ]
         for stock_property in stock_properties:
             account = getattr(self, stock_property)

addons/account/models/company.py

@@ -62,6 +62,7 @@ class ResCompany(models.Model):
     property_stock_account_input_categ_id = fields.Many2one('account.account', string="Input Account for Stock Valuation")
     property_stock_account_output_categ_id = fields.Many2one('account.account', string="Output Account for Stock Valuation")
     property_stock_valuation_account_id = fields.Many2one('account.account', string="Account Template for Stock Valuation")
+    property_account_creditor_price_difference_categ = fields.Many2one('account.account', string="Account Template for Price Difference Account")
     bank_journal_ids = fields.One2many('account.journal', 'company_id', domain=[('type', '=', 'bank')], string='Bank Journals')
     tax_exigibility = fields.Boolean(string='Use Cash Basis')
     account_bank_reconciliation_start = fields.Date(string="Bank Reconciliation Threshold", help="""The bank reconciliation widget won't ask to reconcile payments older than this date.

addons/purchase/__init__.py

@@ -4,3 +4,45 @@
 from . import controllers
 from . import models
 from . import report
+
+from odoo import api, SUPERUSER_ID, _, tools
+
+def _configure_accounts(cr, registry):
+    """Setting property field (if needed)"""
+
+    env = api.Environment(cr, SUPERUSER_ID, {})
+
+    # if we already have a coa installed, create set property field
+    company_ids = env['res.company'].search([('chart_template_id', '!=', False)])
+
+    for company_id in company_ids:
+
+        # Property Stock Accounts
+        todo_list = [
+            'property_account_creditor_price_difference_categ',
+        ]
+
+        for record in todo_list:
+            account = getattr(company_id, record)
+            value = account and 'account.account,' + str(account.id) or False
+            if value:
+                field_id = env['ir.model.fields'].search([
+                  ('name', '=', record),
+                  ('model', '=', 'product.category'),
+                  ('relation', '=', 'account.account')
+                ], limit=1).id
+                vals = {
+                    'name': record,
+                    'company_id': company_id.id,
+                    'fields_id': field_id,
+                    'value': value,
+                }
+                properties = env['ir.property'].search([
+                    ('name', '=', record),
+                    ('company_id', '=', company_id.id),
+                ])
+                if properties:
+                    properties.write(vals)
+                else:
+                    # create the property
+                    env['ir.property'].create(vals)

addons/purchase/__manifest__.py

@@ -34,4 +34,5 @@
     'installable': True,
     'auto_install': False,
     'application': True,
+    'post_init_hook': '_configure_accounts',
 }

addons/purchase/models/__init__.py

@@ -1,6 +1,7 @@
 # -*- coding: utf-8 -*-
 # Part of Odoo. See LICENSE file for full copyright and licensing details.
 
+from . import account_chart_template
 from . import account_invoice
 from . import purchase
 from . import product

addons/purchase/models/account_chart_template.py

@@ -0,0 +1,41 @@
+# -*- coding: utf-8 -*-
+# Part of Odoo. See LICENSE file for full copyright and licensing details.
+
+from odoo import api, models, _
+
+import logging
+_logger = logging.getLogger(__name__)
+
+
+class AccountChartTemplate(models.Model):
+    _inherit = "account.chart.template"
+
+
+    @api.multi
+    def generate_properties(self, acc_template_ref, company, property_list=None):
+        res = super(AccountChartTemplate, self).generate_properties(acc_template_ref=acc_template_ref, company=company)
+        PropertyObj = self.env['ir.property']  # Property Stock Journal
+
+        todo_list = [  # Property Stock Accounts
+            'property_account_creditor_price_difference_categ',
+        ]
+        for record in todo_list:
+            account = getattr(self, record)
+            value = account and 'account.account,' + str(acc_template_ref[account.id]) or False
+            if value:
+                field = self.env['ir.model.fields'].search([('name', '=', record), ('model', '=', 'product.category'), ('relation', '=', 'account.account')], limit=1)
+                vals = {
+                    'name': record,
+                    'company_id': company.id,
+                    'fields_id': field.id,
+                    'value': value,
+                }
+                properties = PropertyObj.search([('name', '=', record), ('company_id', '=', company.id)], limit=1)
+                if not properties:
+                    # create the property
+                    PropertyObj.create(vals)
+                elif not properties.value_reference:
+                    # update the property if False
+                    properties.write(vals)
+
+        return res