[IMP] estate: Adding a button to link the property to the invoice

Author: coder-odoo

estate/views/estate_form_views.xml

@@ -6,7 +6,7 @@
         <field name="arch" type="xml">
             <form string="Property Form">
                 <header>
-                    <field name="state" widget="statusbar" statusbar_visible="new,offer_received,offer_accepted,sold" options="{'clickable': '1'}"/>
+                    <field name="state" widget="statusbar" statusbar_visible="new,offer_received,offer_accepted,sold" readonly="1"/>
                     <button name="action_sold" type="object" string="Sold" invisible="state == 'sold' or state == 'canceled'"/>
                     <button name="action_cancel" type="object" string="Cancel" invisible="state == 'sold' or state == 'canceled'"/>
                 </header>

estate_account/__manifest__.py

@@ -9,5 +9,6 @@
     A app for real estate invoices.
     """,
     'data': [
+        'views/estate_account_form_views.xml',
     ],
 }

estate_account/models/estate_property.py

@@ -1,16 +1,51 @@
 # Part of Odoo. See LICENSE file for full copyright and licensing details.
 
-from odoo import models
+from odoo import fields, models
 
 
 class EstateProperty(models.Model):
     _inherit = 'estate.property'
 
+    invoice_count = fields.Integer(compute='_compute_invoice_count', string='Invoice Count')
+
+    def _compute_invoice_count(self):
+        for property_record in self:
+            property_record.invoice_count = self.env['account.move'].search_count([
+                ('estate_property_id', 'in', property_record.ids),
+                ('move_type', '=', 'out_invoice'),
+            ])
+
+    def action_view_invoices(self):
+        self.ensure_one()
+        invoices = self.env['account.move'].search([
+            ('estate_property_id', '=', self.id),
+            ('move_type', '=', 'out_invoice'),
+        ])
+        action = self.env.ref('account.action_move_out_invoice_type').read()[0]
+        action['domain'] = [
+            ('estate_property_id', '=', self.id),
+            ('move_type', '=', 'out_invoice'),
+        ]
+        action['context'] = {
+            'default_move_type': 'out_invoice',
+            'default_partner_id': self.buyer_id.id,
+            'default_estate_property_id': self.id,
+        }
+        if len(invoices) == 1:
+            form_view = [(self.env.ref('account.view_move_form').id, 'form')]
+            if 'views' in action:
+                action['views'] = form_view + [(state, view) for state, view in action['views'] if view != 'form']
+            else:
+                action['views'] = form_view
+            action['res_id'] = invoices.id
+        return action
+
     def action_sold(self):
 
         self.env['account.move'].create({
             'partner_id': self.buyer_id.id,
             'move_type': 'out_invoice',
+            'estate_property_id': self.id,
             'journal_id': self.env['account.journal'].search([('type', '=', 'sale')], limit=1).id,
             'line_ids': [
                 # 6% of the selling price
@@ -30,3 +65,9 @@ def action_sold(self):
         })
 
         return super().action_sold()
+
+
+class AccountMove(models.Model):
+    _inherit = 'account.move'
+
+    estate_property_id = fields.Many2one('estate.property', string='Property')

estate_account/views/estate_account_form_views.xml

@@ -0,0 +1,17 @@
+<?xml version="1.0"?>
+<odoo>
+	<record id="estate_property_view_form_inherit_account" model="ir.ui.view">
+		<field name="name">estate.property.form.inherit.account</field>
+		<field name="model">estate.property</field>
+		<field name="inherit_id" ref="estate.estate_view_form"/>
+		<field name="arch" type="xml">
+			<sheet position="inside">
+				<div class="oe_button_box" name="button_box">
+					<button name="action_view_invoices" type="object" class="oe_stat_button" invisible="state != 'sold'">
+						<field name="invoice_count" widget="statinfo" string="Invoices"/>
+					</button>
+				</div>
+			</sheet>
+		</field>
+	</record>
+</odoo>