[IMP] estate: implement chapter 8

Chapter 8 about computed fields and onclick

Author: Mathilde411

estate/models/property.py

@@ -1,6 +1,6 @@
 from dateutil.relativedelta import relativedelta
 
-from odoo import models, fields
+from odoo import models, fields, api
 
 
 class Property(models.Model):
@@ -10,7 +10,8 @@ class Property(models.Model):
     name = fields.Char(string='Title', required=True)
     description = fields.Text()
     postcode = fields.Char()
-    date_availability = fields.Date(string='Available From', copy=False, default=lambda self: fields.Datetime.today() + relativedelta(months=3))
+    date_availability = fields.Date(string='Available From', copy=False,
+                                    default=lambda self: fields.Datetime.today() + relativedelta(months=3))
     expected_price = fields.Float(required=True)
     selling_price = fields.Float(readonly=True, copy=False)
     bedrooms = fields.Integer(default=2)
@@ -38,3 +39,27 @@ class Property(models.Model):
     salesperson_id = fields.Many2one('res.users', string='Sales Person', default=lambda self: self.env.user)
     tag_ids = fields.Many2many('estate.property.tag', string='Tags')
     offer_ids = fields.One2many('estate.property.offer', 'property_id', string='Offers')
+    total_area = fields.Integer(string='Total Area (m²)', compute='_compute_total_area')
+    best_price = fields.Float(compute='_compute_best_price')
+
+    @api.depends('living_area', 'garden_area')
+    def _compute_total_area(self):
+        for record in self:
+            record.total_area = record.living_area + record.garden_area
+
+    @api.depends('offer_ids.price')
+    def _compute_best_price(self):
+        for record in self:
+            if len(record.offer_ids) == 0:
+                record.best_price = 0
+            else:
+                record.best_price = max(record.offer_ids.mapped('price'))
+
+    @api.onchange('garden')
+    def _onchange_garden(self):
+        if self.garden:
+            self.garden_orientation = 'north'
+            self.garden_area = 10
+        else:
+            self.garden_orientation = None
+            self.garden_area = 0

estate/models/property_offer.py

@@ -1,4 +1,6 @@
-from odoo import models, fields
+from dateutil.relativedelta import relativedelta
+
+from odoo import models, fields, api
 
 
 class PropertyOffer(models.Model):
@@ -13,3 +15,17 @@ class PropertyOffer(models.Model):
     partner_id = fields.Many2one('res.partner', string='Partner', required=True)
     price = fields.Float()
     property_id = fields.Many2one('estate.property', string='Property', required=True)
+    create_date = fields.Date(string='Create Date', default=lambda self: fields.Datetime.now())
+    validity = fields.Integer(string='Validity (days)', default=7)
+    deadline_date = fields.Date(string='Deadline Date', compute='_compute_deadline_date',
+                                inverse='_inverse_deadline_date')
+
+    @api.depends('validity', 'deadline_date', 'create_date')
+    def _compute_deadline_date(self):
+        for record in self:
+            record.deadline_date = record.create_date + relativedelta(days=record.validity)
+
+    @api.depends('validity', 'deadline_date', 'create_date')
+    def _inverse_deadline_date(self):
+        for record in self:
+            record.validity = (record.deadline_date - record.create_date).days

estate/views/estate_property_offer_views.xml

@@ -7,6 +7,8 @@
             <list string="Property offers">
                 <field name="price"/>
                 <field name="partner_id"/>
+                <field name="deadline_date"/>
+                <field name="validity"/>
                 <field name="state"/>
             </list>
         </field>
@@ -21,6 +23,8 @@
                     <group>
                         <field name="price"/>
                         <field name="partner_id"/>
+                        <field name="deadline_date"/>
+                        <field name="validity"/>
                         <field name="state"/>
                     </group>
                 </sheet>

estate/views/estate_property_views.xml

@@ -40,6 +40,7 @@
                         <group>
                             <field name="expected_price"/>
                             <field name="selling_price"/>
+                            <field name="best_price"/>
                         </group>
                     </group>
                     <notebook>
@@ -53,6 +54,7 @@
                                 <field name="garden"/>
                                 <field name="garden_area"/>
                                 <field name="garden_orientation"/>
+                                <field name="total_area"/>
                             </group>
                         </page>
                         <page string="Offers">