[IMP] estate: Added action buttons to manage property and offer status

Chapter 9 : Added Sold/Cancel buttons on properties.
Added Accept/Refuse buttons on offers.
Set selling price and buyer when an offer is accepted.

Author: haman-odoo

estate/models/estate_property.py

@@ -1,6 +1,7 @@
 from dateutil.relativedelta import relativedelta
 from datetime import date
 from odoo import models, fields, api
+from odoo.exceptions import UserError
 
 
 class EstateProperty(models.Model):
@@ -90,3 +91,19 @@ def _onchange_garden(self):
         else:
             self.garden_area = 0
             self.garden_orientation = None
+
+    def action_cancel(self):
+        for rec in self:
+            if rec.state == "sold":
+                raise UserError("Sold properties cannot be cancelled.")
+            else:
+                rec.state = "cancelled"
+        return True
+
+    def action_set_sold(self):
+        for rec in self:
+            if rec.state == "cancelled":
+                raise UserError("Canceled properties cannot be sold.")
+            else:
+                rec.state = "sold"
+        return True

estate/models/estate_property_offer.py

@@ -1,5 +1,6 @@
 from dateutil.relativedelta import relativedelta
 from odoo import models, fields, api
+from odoo.exceptions import UserError
 
 
 class EstatePropertyOffer(models.Model):
@@ -41,3 +42,17 @@ def _inverse_date_deadline(self):
         for rec in self:
             create = rec.create_date or fields.Date.today()
             rec.validity = (rec.date_deadline - fields.Date.today(create)).days
+    
+    def action_accept(self):
+        for offer in self:
+            if offer.property_id.buyer_id:
+                raise UserError('Only one offer can be accepted for a property.')
+            offer.status = 'accepted'
+            offer.property_id.selling_price = offer.price
+            offer.property_id.buyer_id = offer.partner_id
+        return True
+
+    def action_refuse(self):
+        for offer in self:
+            offer.status = 'refused'
+        return True

estate/views/estate_property_offer_views.xml

@@ -8,6 +8,8 @@
                 <field name="partner_id"/>
                 <field name="validity"/>
                 <field name="date_deadline"/>
+                <button name="action_accept" string="Accept" type="object" icon="fa-check"/>
+                <button name="action_refuse" string="Refuse" type="object" icon="fa-close" />
                 <field name="status"/>
             </list>
         </field>

estate/views/estate_property_views.xml

@@ -27,6 +27,12 @@
         <field name="model">estate.property</field>
         <field name="arch" type="xml">
             <form string="Properties">
+                <haeder>
+                    <group col="2">
+                        <button type="object" name="action_cancel" string="Cancel"/>
+                        <button type="object" name="action_set_sold" string="Sold"/>
+                    </group>
+                </haeder>
                 <sheet>
                     <h1>
                         <field name="name" nolabel="True"/>
@@ -76,24 +82,6 @@
 
                         <page string="Offers">
                             <field name="offer_ids">
-                                <list editable="bottom">
-                                    <field name="price"/>
-                                    <field name="partner_id"/>
-                                    <field name="validity"/>
-                                    <field name="date_deadline"/>
-                                    <field name="status"/>
-                                </list>
-                                <form>
-                                    <sheet>
-                                        <group>
-                                            <field name="price"/>
-                                            <field name="partner_id"/>
-                                            <field name="validity"/>
-                                            <field name="date_deadline"/>
-                                            <field name="status"/>
-                                        </group>
-                                    </sheet>
-                                </form>
                             </field>
                         </page>
                     </notebook>