[ADD] account_fleet: manage accounting with fleet

Task: 2186429

Add a vehicle on account.move.line to help create reports.
When a vehicle is set, log a service log on the vehicle.

closes odoo/odoo#49675

Related: odoo/upgrade#1357
Related: odoo/enterprise#8480
Signed-off-by: Quentin De Paoli (qdp) <qdp@openerp.com>

addons/account_fleet/__init__.py

@@ -0,0 +1,4 @@
+# -*- coding: utf-8 -*-
+# Part of Odoo. See LICENSE file for full copyright and licensing details.
+
+from . import models

addons/account_fleet/__manifest__.py

@@ -0,0 +1,19 @@
+# -*- coding: utf-8 -*-
+# Part of Odoo. See LICENSE file for full copyright and licensing details.
+{
+    'name': 'Accounting/Fleet bridge',
+    'category': 'Accounting/Accounting',
+    'summary': 'Manage accounting with fleets',
+    'description': "",
+    'version': '1.0',
+    'depends': ['fleet', 'account'],
+    'data': [
+        'data/fleet_service_type_data.xml',
+        'views/account_move_views.xml',
+        'views/fleet_vehicle_views.xml',
+    ],
+    'installable': True,
+    'auto_install': True,
+    'application': False,
+    'license': 'OEEL-1',
+}

addons/account_fleet/data/fleet_service_type_data.xml

@@ -0,0 +1,7 @@
+<?xml version="1.0" encoding="utf-8"?>
+<odoo>
+    <record id="data_fleet_service_type_vendor_bill" model="fleet.service.type">
+        <field name="name">Vendor Bill</field>
+        <field name="category">service</field>
+    </record>
+</odoo>

addons/account_fleet/models/__init__.py

@@ -0,0 +1,5 @@
+# -*- coding: utf-8 -*-
+# Part of Odoo. See LICENSE file for full copyright and licensing details.
+
+from . import account_move
+from . import fleet_vehicle

addons/account_fleet/models/account_move.py

@@ -0,0 +1,47 @@
+# -*- coding: utf-8 -*-
+# Part of Odoo. See LICENSE file for full copyright and licensing details.
+
+from odoo import models, fields, api, _
+
+
+class AccountMove(models.Model):
+    _inherit = 'account.move'
+
+    def _post(self, soft=True):
+        vendor_bill_service = self.env.ref('account_fleet.data_fleet_service_type_vendor_bill', raise_if_not_found=False)
+        if not vendor_bill_service:
+            return super()._post(soft)
+
+        val_list = []
+        log_list = []
+        not_posted_before = self.filtered(lambda r: not r.posted_before)
+        posted = super()._post(soft)  # We need the move name to be set, but we also need to know which move are posted for the first time.
+        for line in (not_posted_before & posted).line_ids.filtered(lambda ml: ml.vehicle_id):
+            val = {
+                'service_type_id': vendor_bill_service.id,
+                'vehicle_id': line.vehicle_id.id,
+                'amount': line.price_subtotal,
+                'vendor_id': line.partner_id.id,
+                'description': line.name,
+            }
+            log = _('Service Vendor Bill: <a href=# data-oe-model=account.move data-oe-id={move_id}>{move_name}</a>').format(
+                move_id=line.move_id.id,
+                move_name=line.move_id.name,
+            )
+            val_list.append(val)
+            log_list.append(log)
+        log_service_ids = self.env['fleet.vehicle.log.services'].create(val_list)
+        for log_service_id, log in zip(log_service_ids, log_list):
+            log_service_id.message_post(body=log)
+        return posted
+
+
+class AccountMoveLine(models.Model):
+    _inherit = 'account.move.line'
+
+    vehicle_id = fields.Many2one('fleet.vehicle', string='Vehicle')
+    need_vehicle = fields.Boolean(compute='_compute_need_vehicle',
+        help="Technical field to decide whether the vehicle_id field is editable")
+
+    def _compute_need_vehicle(self):
+        self.need_vehicle = False

addons/account_fleet/models/fleet_vehicle.py

@@ -0,0 +1,35 @@
+# -*- coding: utf-8 -*-
+# Part of Odoo. See LICENSE file for full copyright and licensing details.
+
+from odoo import models, fields
+
+
+class FleetVehicle(models.Model):
+    _inherit = 'fleet.vehicle'
+
+    bill_count = fields.Integer(compute='_compute_move_ids', string="Bills Count")
+    account_move_ids = fields.One2many('account.move', compute='_compute_move_ids')
+
+    def _compute_move_ids(self):
+        if not self.env.user.has_group('account.group_account_readonly'):
+            self.account_move_ids = False
+            self.bill_count = 0
+            return
+
+        for vehicle in self:
+            vehicle.account_move_ids = self.env['account.move.line'].search([('vehicle_id', '=', self.id), ('move_id.state', '!=', 'cancel')]).move_id
+            vehicle.bill_count = len(vehicle.account_move_ids)
+
+    def action_view_bills(self):
+        self.ensure_one()
+
+        form_view_ref = self.env.ref('account.view_move_form', False)
+        tree_view_ref = self.env.ref('account.view_move_tree', False)
+
+        action = self.env.ref('account.action_move_in_invoice_type')
+        result = action.read()[0]
+        result.update({
+            'domain': [('id', 'in', self.account_move_ids.ids)],
+            'views': [(tree_view_ref.id, 'tree'), (form_view_ref.id, 'form')],
+        })
+        return result

addons/account_fleet/views/account_move_views.xml

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+<?xml version='1.0' encoding='utf-8'?>
+<odoo>
+    <record id="view_move_form" model="ir.ui.view">
+        <field name="name">account.move.form</field>
+        <field name="model">account.move</field>
+        <field name="inherit_id" ref="account.view_move_form"/>
+        <field name="arch" type="xml">
+            <xpath expr="//field[@name='line_ids']//field[@name='account_id']" position="after">
+                <field name='need_vehicle' invisible='1'/>
+                <field name='vehicle_id' attrs="{'required': [('need_vehicle', '=', True), ('parent.move_type', '=', 'in_invoice')], 'column_invisible': [('parent.move_type', '!=', 'in_invoice')]}" optional='hidden'/>
+            </xpath>
+            <xpath expr="//field[@name='invoice_line_ids']//field[@name='account_id']" position="after">
+                <field name='need_vehicle' invisible='1'/>
+                <field name='vehicle_id' attrs="{'required': [('need_vehicle', '=', True), ('parent.move_type', '=', 'in_invoice')], 'column_invisible': [('parent.move_type', '!=', 'in_invoice')]}" optional='hidden'/>
+            </xpath>
+        </field>
+    </record>
+</odoo>

addons/account_fleet/views/fleet_vehicle_views.xml

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+<?xml version='1.0' encoding='utf-8'?>
+<odoo>
+    <record id="fleet_vehicle_view_form" model="ir.ui.view">
+        <field name="name">fleet.vehicle.form</field>
+        <field name="model">fleet.vehicle</field>
+        <field name="inherit_id" ref="fleet.fleet_vehicle_view_form"/>
+        <field name="arch" type="xml">
+            <xpath expr="//button[@name='open_assignation_logs']" position='before'>
+                <button name="action_view_bills"
+                    type="object"
+                    class="oe_stat_button"
+                    icon="fa-pencil-square-o"
+                    attrs="{'invisible': [('bill_count', '=', 0)]}"
+                    help="show the vendor bills for this vehicle">
+                    <field name="bill_count" widget="statinfo" string="Bills"/>
+                </button>
+            </xpath>
+        </field>
+    </record>
+</odoo>