[ADD] estate: best offer, validity date, sold/canceled buttons, SQL c…

…onstraint

- Create Best Offer field with computed
- Create the Offer date with Validation date
- Create sold, canceled, accepted, refused button
- Create validation warning on negative number
- Add SQL constraint
- Covered from chapter 8 to 10

estate/__manifest__.py

@@ -11,6 +11,8 @@
          'views/estate_property_views.xml',
          'views/estate_property_type.xml',
          'views/estate_property_tag_view.xml',
+         'views/estate_property_offer_view.xml',
          'views/estate_menus.xml',
              ],
+    'license': 'LGPL-3',
 }

estate/models/estate_property.py

@@ -1,6 +1,9 @@
-from odoo import models, fields
+from odoo import models, fields, api
 from dateutil.relativedelta import relativedelta
 from datetime import date
+from odoo.exceptions import UserError
+
+
 class EstateProperty(models.Model):
     _name = "estate.property"
     _description = "Real Estate Property Data"
@@ -17,20 +20,13 @@ class EstateProperty(models.Model):
     garden = fields.Boolean()
     garden_area = fields.Integer()
     active = fields.Boolean(default=True)
-    state = fields.Selection(default='new', 
-                             selection=[('new', 'New'), 
-                             ('offer_recived', 'Offer Recieved'), 
-                             ('offer_accepted', 'Offer Accepted'), 
-                             ('sold', 'Sold'), ('canceled', 'Canceled')])
-    garden_orientation = fields.Selection(selection=[('north', 'North'), 
-                                                     ('south', 'South'), 
-                                                     ('east', 'East'), 
-                                                     ('west', 'West')])
+    state = fields.Selection(default='new', selection=[('new', 'New'), ('offer_recived', 'Offer Recieved'), ('offer_accepted', 'Offer Accepted'), ('sold', 'Sold'), ('canceled', 'Canceled')])
+    garden_orientation = fields.Selection(selection=[('north', 'North'), ('south', 'South'), ('east', 'East'), ('west', 'West')])
     property_type_id = fields.Many2one("estate.property.type", string='Property Type')
     salesman_id = fields.Many2one(
         'res.users',          # The model this field relates to
         string='Salesman',      # Label for the field
-        default=lambda self: self.env.user.partner_id # Set default to the current user's partner
+        default=lambda self: self.env.user.partner_id  # Set default to the current user's partner
     )
     buyer_id = fields.Many2one(
         'res.partner',          # The model this field relates to
@@ -40,3 +36,48 @@ class EstateProperty(models.Model):
 
     tag_ids = fields.Many2many('estate.property.tag', string='Tags')
     offer_ids = fields.One2many('estate.property.offer', 'property_id')
+    total = fields.Integer(compute='total_area')
+
+    @api.depends('living_area', 'garden_area')
+    def total_area(self):
+        for recorde in self:
+            recorde.total = recorde.living_area + recorde.garden_area
+
+    best_offer = fields.Float(compute='best_offer_selete', store=True)
+
+    @api.depends('offer_ids')
+    def best_offer_selete(self):
+        temp = 0
+        for offer in self.offer_ids:
+            if offer.price > temp:
+                temp = offer.price
+        self.best_offer = temp
+
+    @api.onchange('garden')
+    def garden_change(self):
+        if self.garden:
+            self.garden_area = 10
+            self.garden_orientation = 'north'
+        else:
+            self.garden_area = 0
+            self.garden_orientation = ''
+
+    def status_action_sold_button(self):
+        if self.state == 'canceled':
+            raise UserError("Canceled property can't be sold")
+        else:
+            self.state = 'sold'
+
+    def status_action_canceled_button(self):
+        if self.state == 'sold':
+            raise UserError("Sold property can't be canceled")
+        else:
+            self.state = 'canceled'
+
+    _sql_constraints = [
+        ('check_expected_price', 'CHECK(expected_price > 0)',
+         'The Expected Price of Property should be positive'),
+        ('check_selling_price', 'CHECK(selling_price >= 0 )',
+         'The Selling Price of Property should be Positive'),
+         ('name_uniq', 'unique (name)', "Property name already exists!"),
+    ]

estate/models/estate_property_offer.py

@@ -1,8 +1,56 @@
-from odoo import models, fields
+from odoo import models, fields, api
+from datetime import timedelta, date
+from odoo.exceptions import ValidationError
+
+
 class EstatePropertyOffer(models.Model):
-    _name='estate.property.offer'
-    _description='Estate Property Offer'
+    _name = 'estate.property.offer'
+    _description = 'Estate Property Offer'
     price = fields.Float()
     status = fields.Selection(copy=False, selection=[('accepted', 'Accepted'), ('refused', 'Refused')])
     partner_id = fields.Many2one('res.partner', required=True)
-    property_id  = fields.Many2one('estate.property', required=True)
+    property_id = fields.Many2one('estate.property', required=True)
+    validity = fields.Integer(default=7)
+    deadline = fields.Date(compute='_compute_deadline', inverse='_inverse_deadline')
+
+    @api.depends('validity')
+    def _compute_deadline(self):
+        for record in self:
+            today = record.create_date
+            if today:
+                today = record.create_date
+            else:
+                today = date.today()
+            if record.validity:
+                record.deadline = today + timedelta(days=record.validity)
+            else:
+                record.deadline = today
+
+    def _inverse_deadline(self):
+        for record in self:
+            if record.deadline:
+                # Convert create_date to a date object
+                today = fields.Date.to_date(record.create_date)
+                # Convert deadline to a date object
+                deadline_date = fields.Date.from_string(record.deadline)
+                record.validity = (deadline_date - today).days
+            else:
+                record.validity = 7  # Default to 7 if deadline is not set
+
+    @api.depends('property_id')
+    def action_status_accept(self):
+        self.status = 'accepted'
+        price_percent = (self.price / self.property_id.expected_price) * 100
+        if price_percent > 90:
+            self.property_id.selling_price = self.price
+            self.property_id.buyer_id = self.partner_id
+        else:
+            raise ValidationError("The selling price must be at least 90%")
+
+    def aciton_status_refused(self):
+        self.status = 'refused'
+
+    _sql_constraints = [
+        ('check_price', 'CHECK(price >= 0)',
+         'The Price of Offer should be positive'),
+    ]

estate/models/estate_property_tag.py

@@ -1,5 +1,8 @@
 from odoo import models, fields
+
+
 class EstatePropertyTag(models.Model):
-    _name ='estate.property.tag'
-    _description ='Estate Property tag'
+    _name = 'estate.property.tag'
+    _description = 'Estate Property tag'
     name = fields.Char(required=True)
+    _sql_constraints = [('name_uniq', 'unique (name)', "Tag name already exists!")]

estate/models/estate_property_type.py

@@ -1,6 +1,7 @@
-from odoo import fields,models
+from odoo import fields, models
+
+
 class EstatePropertyType(models.Model):
     _name = "estate.property.type"
     _description = "Real Estate Property Type"
     name = fields.Char(required=True)
-

estate/views/estate_property_offer_view.xml

@@ -0,0 +1,39 @@
+<odoo>
+
+    <record id='estate_property_offer_tree' model='ir.ui.view'>
+        <field name="name">estate_property_offer</field>
+        <field name="model">estate.property.offer</field>
+        <field name="arch" type="xml">
+            <tree sample="1">
+                <field name='price'/>
+                <field name='partner_id'/>
+
+                <field name='validity' string='Validity (days)'/>
+                <field name='deadline'/>
+                <button name="action_status_accept" type="object" icon="fa-check" />
+                <button name="aciton_status_refused" type="object"  icon="fa-times"/>
+                <field name='status'/>
+            </tree>
+        </field>
+
+    </record>
+
+
+    <record id='estate_property_offer_form' model='ir.ui.view'>
+        <field name="name">estate_property_offer_form</field>
+        <field name="model">estate.property.offer</field>
+        <field name="arch" type="xml">
+            <form >
+                <sheet>
+                    <group>
+                        <field name='price'/>
+                        <field name='partner_id'/>
+                        <field name="validity"/>
+                        <field name="deadline"/>
+                        <field name='status'/>
+                    </group>
+                </sheet>
+            </form>
+        </field>
+    </record>
+</odoo>

estate/views/estate_property_type.xml

@@ -10,6 +10,7 @@
             </p>
         </field>
     </record>
+
     <record id='estate_property_form_view' model='ir.ui.view'>
 
         <field name='name'> estate_property_type</field>

estate/views/estate_property_views.xml

@@ -34,15 +34,21 @@
         <field name="model">estate.property</field>
         <field name="arch" type="xml">
             <form string="description">
+                <header>
+                    <button name="status_action_sold_button" type="object" string="Sold"/>
+                    <button name="status_action_canceled_button" type='object' string='Canceled'/>
+                </header>
                 <sheet>
                     <div>
                         <h1>
                             <field name="name"/>
                         </h1>
                         <field name="tag_ids" widget="many2many_tags"/>
+
                     </div>
                     <group>
                         <group >
+                            <field name='state' string='status'/>
                             <field name="property_type_id"/>
                             <field name="postcode" class="o_stat_value"/>
                             <field name="expected_price"/>
@@ -51,6 +57,7 @@
                             <field name="date_availability" string="Available From"/>
 
                             <field name="selling_price"/>
+                            <field name ='best_offer'/>
                         </group>
                     </group>
                     <notebook>
@@ -70,6 +77,7 @@
 
                                 <field name = "garden_orientation"/>
                                 <field name="state"/>
+                                <field name="total" string="Total Area(sqm)"/>
 
                                 <field name="active"/>
                             </group>
@@ -106,26 +114,12 @@
                 <!-- <filter string="Active" name="active" domain="[('active', '=', True)]"/> -->
                 <filter string="Available" name="state" domain="['|',('state', '=', 'new'),('state', '=', 'offer_recived')]"/>
                 <group expand="1" string="Group By">
-             
+
                     <filter string="Postcode" name="postcode" context="{'group_by':'postcode'}"/>
                 </group>
             </search>
         </field>
     </record>
 
-    <record id='estate_property_offer' model='ir.ui.view'>
-        <field name="name">estate_property_offer</field>
-        <field name="model">estate.property.offer</field>
-        <field name="arch" type="xml">
-            <tree sample="1">
-                <field name='price'/>
-                <field name='partner_id'/>
-                <field name='status'/>
-            </tree>
-        </field>
-
-    </record>
-
-
 </odoo>