[12.0][IMP] - add new option: create_new_line_at_contract_line_renew

Add a company config option to decide whether to create or to extend contract
line at renew action

contract/__manifest__.py

@@ -35,6 +35,7 @@
         'views/contract_template.xml',
         'views/contract_template_line.xml',
         'views/res_partner_view.xml',
+        'views/res_config_settings.xml',
     ],
     'installable': True,
 }

contract/migrations/12.0.5.0.1/post-migration.py

@@ -0,0 +1,7 @@
+def migrate(cr, version):
+    cr.execute(
+        """\
+            UPDATE res_company
+            SET create_new_line_at_contract_line_renew = true
+        """
+    )

contract/models/__init__.py

@@ -10,3 +10,5 @@ from . import account_invoice
 from . import account_invoice_line
 from . import res_partner
 from . import contract_tag
+from . import res_company
+from . import res_config_settings

contract/models/contract_line.py

@@ -1164,17 +1164,27 @@ class ContractLine(models.Model):
         )
         return date_start, date_end
 
+    @api.multi
+    def _renew_create_line(self, date_start, date_end):
+        self.ensure_one()
+        is_auto_renew = self.is_auto_renew
+        self.stop(self.date_end, post_message=False)
+        new_line = self.plan_successor(
+            date_start, date_end, is_auto_renew, post_message=False
+        )
+        new_line._onchange_date_start()
+        return new_line
+
     @api.multi
     def renew(self):
         res = self.env['contract.line']
         for rec in self:
-            is_auto_renew = rec.is_auto_renew
-            rec.stop(rec.date_end, post_message=False)
+            company = rec.contract_id.company_id
             date_start, date_end = rec._get_renewal_dates()
-            new_line = rec.plan_successor(
-                date_start, date_end, is_auto_renew, post_message=False
-            )
-            new_line._onchange_date_start()
+            if company.create_new_line_at_contract_line_renew:
+                new_line = rec._renew_create_line(date_start, date_end)
+            else:
+                raise NotImplementedError
             res |= new_line
             msg = _(
                 """Contract line for <strong>{product}</strong>

contract/models/res_company.py

@@ -0,0 +1,17 @@
+# Copyright 2019 ACSONE SA/NV
+# License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl).
+
+from odoo import fields, models
+
+
+class ResCompany(models.Model):
+
+    _inherit = 'res.company'
+
+    create_new_line_at_contract_line_renew = fields.Boolean(
+        string="Create New Line At Contract Line Renew",
+        help="If checked, a new line will be generated at contract line renew "
+        "and linked to the original one as successor. The default "
+        "behavior is to extend the end date of the contract by a new "
+        "subscription period",
+    )

contract/models/res_config_settings.py

@@ -0,0 +1,19 @@
+# Copyright 2019 ACSONE SA/NV
+# License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl).
+
+from odoo import fields, models
+
+
+class ResConfigSettings(models.TransientModel):
+
+    _inherit = 'res.config.settings'
+
+    create_new_line_at_contract_line_renew = fields.Boolean(
+        related="company_id.create_new_line_at_contract_line_renew",
+        readonly=False,
+        string="Create New Line At Contract Line Renew",
+        help="If checked, a new line will be generated at contract line renew "
+        "and linked to the original one as successor. The default "
+        "behavior is to extend the end date of the contract by a new "
+        "subscription period",
+    )

contract/tests/test_contract.py

@@ -109,6 +109,7 @@ class TestContractBase(common.SavepointCase):
             cls.line_vals
         )
         cls.acct_line.product_id.is_auto_renew = True
+        cls.contract.company_id.create_new_line_at_contract_line_renew = True
 
 
 class TestContract(TestContractBase):

contract/views/res_config_settings.xml

@@ -0,0 +1,28 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright 2019 ACSONE SA/NV
+     License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl). -->
+
+<odoo>
+
+    <record model="ir.ui.view" id="res_config_settings_form_view">
+        <field name="model">res.config.settings</field>
+        <field name="inherit_id" ref="account.res_config_settings_view_form"/>
+        <field name="arch" type="xml">
+            <xpath expr="//div[@data-key='account']" position="inside">
+                <h2>Contract</h2>
+                <div class="row mt16 o_settings_container">
+                    <div class="col-12 col-lg-6 o_setting_box">
+                        <div class="o_setting_left_pane">
+                            <field name="create_new_line_at_contract_line_renew"/>
+                        </div>
+                        <div class="o_setting_right_pane">
+                            <label for="create_new_line_at_contract_line_renew"/>
+                        </div>
+                    </div>
+                </div>
+            </xpath>
+        </field>
+    </record>
+
+
+</odoo>