[IMP] estate: Chapter 12 - Inheritance

- Override create method with ondelete constraint
- Inherit res.users to display properties on user form

Author: wimar-odoo

estate/__manifest__.py

@@ -17,6 +17,7 @@
         "views/estate_property_type_views.xml",
         "views/estate_property_tag_views.xml",
         "views/estate_property_offer_views.xml",
+        "views/res_users_views.xml",
         "views/estate_menus.xml",
     ],
 }

estate/models/__init__.py

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

estate/models/estate_property.py

@@ -85,3 +85,8 @@ def _check_ninety_percent(self):
         for record in self:
             if not float_is_zero(record.selling_price, 2) and float_compare(record.expected_price * 0.9, record.selling_price, 2) == 1:
                 raise ValidationError(_("The selling price must be at least 90% of the expected price! You must reduce the expected price if you want to accept this offer."))
+
+    @api.ondelete(at_uninstall=False)
+    def _unlink_except_new_and_cancelled(self):
+        if self.filtered(lambda x: x.state not in ("new", "cancelled")):
+            raise UserError(_("Properties need to be new or cancelled to be unlinked."))

estate/models/estate_property_offer.py

@@ -46,3 +46,11 @@ def action_refuse_offer(self):
         "CHECK(price > 0)",
         "The offer price must be strictly positive.",
     )
+
+    @api.model
+    def create(self, vals_list):
+        for vals in vals_list:
+            if vals["price"] <= self.env["estate.property"].browse(vals["property_id"]).best_price:
+                raise UserError(_("The offer price must be strictly greater than the current best offer."))
+            self.env["estate.property"].browse(vals["property_id"]).state = "received"
+        return super().create(vals_list)

estate/models/res_users.py

@@ -0,0 +1,6 @@
+from odoo import models, fields
+
+class ResUsers(models.Model):
+    _inherit = "res.users"
+
+    property_ids = fields.One2many("estate.property", "salesperson_id")

estate/security/ir.model.access.csv

@@ -3,3 +3,4 @@ access_estate_property_user,access_estate_property_user,model_estate_property,ba
 access_estate_property_type_user,access_estate_property_type_user,model_estate_property_type,base.group_user,1,1,1,1
 access_estate_property_tag_user,access_estate_property_tag_user,model_estate_property_tag,base.group_user,1,1,1,1
 access_estate_property_offer_user,access_estate_property_offer_user,model_estate_property_offer,base.group_user,1,1,1,1
+access_res_users_user,access_res_users_user,model_res_users,base.group_user,1,1,1,1

estate/views/res_users_views.xml

@@ -0,0 +1,15 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<odoo>
+    <record id="res_users_view_form_estate" model="ir.ui.view">
+        <field name="name">res.users.view.form.inherit.estate</field>
+        <field name="model">res.users</field>
+        <field name="inherit_id" ref="base.view_users_form"/>
+        <field name="arch" type="xml">
+            <xpath expr="//notebook" position="inside">
+                <page string="Real Estate Properties">
+                    <field name="property_ids"/>
+                </page>
+            </xpath>
+        </field>
+    </record>
+</odoo>