[IMP] estate: added computed fields and inverse functions and onchange functions to estate property model and estate property offer model

Author: yagho-odoo

estate/models/estate_property.py

@@ -1,4 +1,4 @@
-from odoo import fields, models
+from odoo import api, fields, models
 from datetime import date
 from dateutil.relativedelta import relativedelta
 
@@ -13,12 +13,14 @@ class EstateProperty(models.Model):
     date_availability = fields.Date(copy=False, default=date.today() + relativedelta(months=3))
     expected_price = fields.Float()
     selling_price = fields.Float(readonly=True, copy=False)
+    best_offer = fields.Float(compute='_compute_best_offer', readonly=True)
     bedrooms = fields.Integer('# Bedrooms', default=2)
     living_area = fields.Integer('living area size')
     facades = fields.Integer('# Facades')
     garage = fields.Boolean()
     garden = fields.Boolean()
     garden_area = fields.Integer('garden size')
+    total_area = fields.Integer(readonly=True, compute='_compute_area')
     garden_orientation = fields.Selection(
         string='Orientation',
         selection=[('North', 'North'), ('West', 'West'), ('East', 'East'), ('South', 'South')]
@@ -36,3 +38,23 @@ class EstateProperty(models.Model):
     salesperson_id = fields.Many2one("res.users", string="salesperson", default=lambda self: self.env.user)
     tag_ids = fields.Many2many("estate.property.tag", string="tag")
     offer_ids = fields.One2many("estate.property.offer", "property_id", string="offer")
+
+    @api.depends('living_area', 'garden_area')
+    def _compute_area(self):
+        for property in self:
+            property.total_area = property.living_area + property.garden_area
+
+    @api.depends('offer_ids.price')
+    def _compute_best_offer(self):
+        for property in self:
+            prices = property.offer_ids.mapped('price')
+            property.best_offer = max(prices, default=0.0)
+
+    @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

@@ -1,4 +1,6 @@
-from odoo import fields, models
+from odoo import api, fields, models
+from datetime import date
+from dateutil.relativedelta import relativedelta
 
 
 class EstatePropertyOffer(models.Model):
@@ -10,5 +12,22 @@ class EstatePropertyOffer(models.Model):
         string='status',
         selection=[('Accepted', 'Accepted'), ('Refused', 'Refused')],
         copy=False)
+    validity = fields.Integer(default=7)
+    date_deadline = fields.Date(compute="_compute_date_deadline", inverse="_inverse_date_deadline")
     partner_id = fields.Many2one("res.partner", string="partner", required=True)
     property_id = fields.Many2one("estate.property", required=True)
+
+    @api.depends('validity')
+    def _compute_date_deadline(self):
+        for offer in self:
+            if offer.create_date:
+                offer.date_deadline = offer.create_date + relativedelta(days=offer.validity)
+            else:
+                offer.date_deadline = date.today() + relativedelta(days=offer.validity)
+
+    @api.depends()
+    def _inverse_date_deadline(self):
+        for offer in self:
+            offer.validity = (offer.date_deadline - date.today()).days
+            if offer.validity < 0:
+                offer.validity = 0

estate/views/estate_property_offer_views.xml

@@ -9,6 +9,8 @@
                     <field name="price"/>
                     <field name="partner_id"/>
                     <field name="status"/>
+                    <field name="validity"/>
+                    <field name="date_deadline"/>
                 </list>
             </field>
         </record>
@@ -23,6 +25,8 @@
                             <field name="price"/>
                             <field name="partner_id"/>
                             <field name="status"/>
+                            <field name="validity"/>
+                            <field name="date_deadline"/>
                         </group>
                     </sheet>
                 </form>

estate/views/estate_property_views.xml

@@ -61,6 +61,7 @@
                             </group>
                             <group>
                                 <field name="expected_price"/>
+                                <field name="best_offer"/>
                                 <field name="selling_price"/>
                             </group>
                         </group>
@@ -78,6 +79,7 @@
                                     <field name="state"/>
                                     <field name="type_id"/>
                                     <field name="tag_ids" widget="many2many_tags"/>
+                                    <field name="total_area"/>
                                 </group>
                             </page>
                             <page string="Offers">