[IMP] estate: chapter12 - inheritance

- Property ondelete method
- Offer creation method
- Inherited user model and view

Author: renol-odoo

estate/__manifest__.py

@@ -8,8 +8,9 @@
         'security/ir.model.access.csv',
         'views/estate_property_views.xml',
         'views/estate_property_tag_views.xml',
-        'views/estate_property_type_views.xml',
         'views/estate_property_offer_views.xml',
+        'views/estate_property_type_views.xml',
+        'views/estate_user_views.xml',
         'views/estate_menus.xml',
     ]
 }

estate/models/__init__.py

@@ -2,3 +2,4 @@
 from . import estate_property_tag
 from . import estate_property_type
 from . import estate_property_offer
+from . import estate_user

estate/models/estate_property.py

@@ -83,7 +83,14 @@ def _check_selling_above_90(self):
             compare = tools.float_utils.float_compare(record.selling_price, record.expected_price*0.9, precision_digits=2)
             if offer_accepted and compare != 1:
                 raise exceptions.ValidationError("Cannot sell bellow 90% of expected price!")
-            
+    
+    @api.ondelete(at_uninstall=False)
+    def _unlink_if_new_or_canceled(self):
+        for record in self:
+            if record.state not in ['new', 'canceled']:
+                raise exceptions.UserError('Cannot delete a property with offers or that is sold!')
+        return True
+    
     def property_set_sold(self):
         for record in self:
             if record.state == 'canceled':

estate/models/estate_property_offer.py

@@ -33,6 +33,18 @@ def _inverse_deadline(self):
         for record in self:
             record.validity = (record.date_deadline - record.date_create).days
 
+    @api.model
+    def create(self, vals):
+        for record in vals:
+            id = record.get('property_id')
+            price = record.get('price')
+            property = self.env['estate_property'].browse(id)
+            if property.offer_ids:
+                if price < max(property.offer_ids.mapped('price')):
+                    raise exceptions.UserError('New offer price must be higher or equal to the existing offers!')
+            property.state = 'offer_received'
+        return super().create(vals)
+
     def offer_accept(self):
         for record in self:
             for offer in record.property_id.offer_ids:
@@ -47,5 +59,4 @@ def offer_accept(self):
     def offer_refuse(self):
         for record in self:
             record.status = 'refused'
-            record.property_id.state = 'offer_recieved'
         return True

estate/models/estate_user.py

@@ -0,0 +1,11 @@
+from odoo import models, fields
+
+class EstateUser(models.Model):
+    _inherit = "res.users"
+
+    property_ids = fields.One2many(
+        "estate_property", 
+        "salesman_id", 
+        string="My Properties", 
+        domain=[("state", "in", ["new", "offer_received"])]
+    )

estate/views/estate_user_views.xml

@@ -0,0 +1,17 @@
+<?xml version="1.0"?>
+<odoo>
+
+    <record id="estate_user_form_view" model="ir.ui.view">
+        <field name="name">estate.user.form.inherit</field>
+        <field name="model">res.users</field>
+        <field name="inherit_id" ref="base.view_users_form"/>
+        <field name="arch" type="xml">
+            <xpath expr="//page[@name='page_security']" position="after">
+                <page string="Properties">
+                    <field name="property_ids"/>
+                </page>
+            </xpath>
+        </field>
+    </record>
+
+</odoo>