[IMP] estate: chapter 8 (compute and onchange)

Author: tskv

estate/models/estate_property.py

@@ -1,6 +1,6 @@
 # Part of Odoo. See LICENSE file for full copyright and licensing details.
 
-from odoo import fields, models
+from odoo import fields, models, api
 from datetime import timedelta
 
 
@@ -41,3 +41,27 @@ class EstateProperty(models.Model):
     salesperson_id = fields.Many2one('res.users', string='Salesperson',
                                      default=lambda self: self.env.user)
     offer_ids = fields.Many2many('estate.property.offer', 'property_id', string='Offers')
+    total_area = fields.Integer('Total Area (sqm)', compute='_compute_total_area')
+    best_offer = fields.Float('Best Offer', compute='_compute_best_offer')
+
+    @api.depends('garden_area', 'living_area')
+    def _compute_total_area(self):
+        for record in self:
+            record.total_area = record.garden_area + record.living_area
+
+    @api.depends('offer_ids.price')
+    def _compute_best_offer(self):
+        for record in self:
+            if record.offer_ids:
+                record.best_offer = max(record.offer_ids.mapped('price'))
+            else:
+                record.best_offer = 0
+
+    @api.onchange('garden')
+    def _onchange_garden(self):
+        if self.garden:
+            self.garden_area = 10
+            self.garden_orientation = 'north'
+        else:
+            self.garden_area = 0
+            self.garden_orientation = ''

estate/models/estate_property_offer.py

@@ -1,15 +1,26 @@
 # Part of Odoo. See LICENSE file for full copyright and licensing details.
 
-from odoo import fields, models
+from odoo import fields, models, api
+from datetime import date, timedelta
 
 
 class EstatePropertyOffer(models.Model):
     _name = 'estate.property.offer'
     _description = 'Estate Property Offer'
 
-
     price = fields.Float(string='Price')
     status = fields.Selection(string='Status', copy=False,
                             selection=[('accepted', 'Accepted'), ('refused', 'Refused')])
     partner_id = fields.Many2one('res.partner', string='Customer', required=True)
     property_id = fields.Many2one('estate.property', string='Property', required=True)
+    validity = fields.Integer(string='Validity (days)', default=7)
+    date_deadline = fields.Date(string='Deadline', compute='_compute_deadline', inverse='_inverse_deadline')
+
+    @api.depends('validity')
+    def _compute_deadline(self):
+        for record in self:
+            record.date_deadline = (record.create_date if record.create_date else date.today()) + timedelta(days=record.validity)
+
+    def _inverse_deadline(self):
+        for record in self:
+            record.validity = (record.date_deadline - (record.create_date.date() if record.create_date else date.today())).days

estate/views/estate_property_views.xml

@@ -46,6 +46,7 @@
                         </group>
                         <group>
                             <field name="expected_price"/>
+                            <field name="best_offer"/>
                             <field name="selling_price"/>
                         </group>
                     </group>
@@ -60,13 +61,16 @@
                                 <field name="garden"/>
                                 <field name="garden_area"/>
                                 <field name="garden_orientation"/>
+                                <field name="total_area"/>
                             </group>
                         </page>
                         <page string="Offers">
                             <field name="offer_ids">
                                 <list>
                                     <field name="price"/>
                                     <field name="partner_id"/>
+                                    <field name="validity"/>
+                                    <field name="date_deadline"/>
                                     <field name="status"/>
                                 </list>
                             </field>
@@ -89,9 +93,9 @@
         <field name="arch" type="xml">
             <list string="Estate Property">
                 <field name="name" width="140px"/>
-                <field name="postcode" width="40px"/>
-                <field name="property_type_id"/>
-                <field name="bedrooms"/>
+                <field name="postcode" width="100px"/>
+                <field name="property_type_id" width="150px"/>
+                <field name="bedrooms" width="100px"/>
                 <field name="living_area"/>
                 <field name="expected_price"/>
                 <field name="selling_price"/>