[IMP] estate: added feature to compute fields

	Chapter 8: Computed Fields And Onchanges
	count the oriontation depend of criteria using action

Author: youness benbraitit (yoben)

estate/models/estate_property.py

@@ -1,6 +1,6 @@
 from datetime import date
 from dateutil.relativedelta import relativedelta
-from odoo import fields, models
+from odoo import api, fields, models
 
 
 class EstateProperty(models.Model):
@@ -55,3 +55,33 @@ class EstateProperty(models.Model):
     buyer_id = fields.Many2one("res.partner", string="Buyer", readonly=True, copy=False)
     tag_ids = fields.Many2many("estate.property.tag", string="Tags")
     offer_ids = fields.One2many("estate.property.offer", "property_id", string="Offers")
+    total_area = fields.Integer("Total Area (sqm)", compute="_compute_total_area")
+    best_price = fields.Float(
+        "Best Offer",
+        compute="_compute_best_price", readonly=True
+    )
+
+    @api.depends('living_area', 'garden_area')
+    def _compute_total_area(self):
+        for rec in self:
+            rec.total_area = (rec.living_area or 0) + (rec.garden_area or 0)
+
+    @api.depends('offer_ids.price')
+    def _compute_best_price(self):
+        for rec in self:
+            prices = rec.offer_ids.mapped('price')
+            rec.best_price = max(prices) if prices else 0.0
+
+    @api.depends("living_area", "garden_area")
+    def _compute_total_area(self):
+        for prop in self:
+            prop.total_area = prop.living_area + prop.garden_area
+
+    @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 = False

estate/models/estate_property_offer.py

@@ -1,4 +1,4 @@
-from odoo import fields, models
+from odoo import api, fields, models
 
 
 class EstatePropertyOffer(models.Model):
@@ -15,3 +15,18 @@ class EstatePropertyOffer(models.Model):
     )
     partner_id = fields.Many2one("res.partner", string="Partner", required=True)
     property_id = fields.Many2one("estate.property", string="Property", required=True)
+    validity = fields.Integer(
+        "Validity (days)", default=7
+    )
+    date_deadline = fields.Date(
+        "Deadline", compute="_compute_date_deadline", store=True
+    )
+    @api.depends('validity')
+    def _compute_date_deadline(self):
+        for offer in self:
+            if offer._origin.validity:
+                offer.date_deadline = fields.Date.add(
+                    offer.create_date.date(), days=offer.validity
+                )
+            else:
+                offer.date_deadline = False

estate/views/estate_property_offer_views.xml

@@ -21,6 +21,8 @@
                 <field name="price"/>
                 <field name="partner_id"/>
                 <field name="state"/>
+                <field name="validity"/>
+                <field name="date_deadline"/>
             </list>
         </field>
     </record>

estate/views/estate_view_form.xml

@@ -25,6 +25,7 @@
                         <group>
                             <field name="expected_price"/>
                             <field name="selling_price"/>
+                            <field name="best_price"/>
                         </group>
                     </group>
                     <notebook>
@@ -43,6 +44,7 @@
                                     <field name="garden"/>
                                     <field name="garden_area"/>
                                     <field name="garden_orientation"/>
+                                    <field name="total_area"/>
                                 </group>
                             </group>
                         </page>