19.0 Estate tutorial (VIKRI)

real_estate/__init__.py

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+from . import models

real_estate/__manifest__.py

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+{
+    "name": "Real Estate Application",
+    "summary": "This is a custom real estate application for understanding Odoo",
+    "description": "This is a custom real estate application for understanding Odoo",
+    "author": "Odoo S.A.",
+    "website": "https://www.odoo.com",
+    "category": "Tutorials",
+    "version": "0.1",
+    "application": True,
+    "data": [
+        "data/res_estate_data.xml",
+        "security/ir.model.access.csv",
+        "views/estate_property_templates.xml",
+        "views/estate_property_offers_templates.xml",
+        "views/estate_property_type_templates.xml",
+        "views/estate_property_tags_templates.xml",
+        "views/estate_menu.xml",
+    ],
+    "assets": {},
+    "license": "AGPL-3",
+}

real_estate/data/res_estate_data.xml

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+<?xml version="1.0" encoding="utf-8"?>
+<odoo>
+    <data noupdate="1">
+        <record id="type_1" model="estate.property.type">
+            <field name="name">House</field>
+        </record>
+        <record id="type_2" model="estate.property.type">
+            <field name="name">Apartment</field>
+        </record>
+        <record id="type_3" model="estate.property.type">
+            <field name="name">Castle</field>
+        </record>
+        <record id="property_1" model="estate.property">
+            <field name="name">Property 1</field>
+            <field name="description">Description 1</field>
+            <field name="postcode">1000</field>
+            <field name="expected_price">10000</field>
+            <field name="selling_price">0</field>
+            <field name="active">True</field>
+            <field name="bedrooms">2</field>
+            <field name="living_area">2</field>
+            <field name="facades">2</field>
+            <field name="garage">True</field>
+            <field name="garden">True</field>
+            <field name="garden_area">22</field>
+            <field name="state">new</field>
+            <field name="garden_orientation">north</field>
+            <field name="property_type" ref="type_1"/>
+<!--            <field name="tags">-->
+<!--                <record id="tag_1" model="estate.property.tags">-->
+<!--                    <field name="name">cozy</field>-->
+<!--                </record>-->
+<!--                <record id="tag_2" model="estate.property.tags">-->
+<!--                    <field name="name">small</field>-->
+<!--                </record>-->
+<!--            </field>-->
+            <field name="offer_ids">
+                <record id="offer_1" model="estate.property.offers">
+                    <field name="price">20000.00</field>
+                    <field name="partner_id" ref="base.partner_admin"/>
+                </record>
+                <record id="offer_2" model="estate.property.offers">
+                    <field name="price">10000.00</field>
+                    <field name="partner_id" ref="base.partner_admin"/>
+                </record>
+            </field>
+        </record>
+        <record id="property_2" model="estate.property">
+            <field name="name">Property 2</field>
+            <field name="description">Description 2</field>
+            <field name="postcode">2000</field>
+            <field name="expected_price">10000</field>
+            <field name="selling_price">0</field>
+            <field name="active">True</field>
+            <field name="bedrooms">2</field>
+            <field name="living_area">2</field>
+            <field name="facades">2</field>
+            <field name="garage">True</field>
+            <field name="garden">True</field>
+            <field name="garden_area">22</field>
+            <field name="state">new</field>
+            <field name="garden_orientation">north</field>
+            <field name="property_type" ref="type_2"/>
+<!--            <field name="tags">-->
+<!--                <record id="tag_3" model="estate.property.tags">-->
+<!--                    <field name="name">big</field>-->
+<!--                </record>-->
+<!--            </field>-->
+            <field name="offer_ids">
+                <record id="offer_3" model="estate.property.offers">
+                    <field name="price">20000.00</field>
+                    <field name="partner_id" ref="base.partner_admin"/>
+                </record>
+                <record id="offer_4" model="estate.property.offers">
+                    <field name="price">10000.00</field>
+                    <field name="partner_id" ref="base.partner_admin"/>
+                </record>
+            </field>
+        </record>
+        <record id="property_3" model="estate.property">
+            <field name="name">Property 3</field>
+            <field name="description">Description 3</field>
+            <field name="postcode">1040</field>
+            <field name="expected_price">10000</field>
+            <field name="selling_price">0</field>
+            <field name="active">True</field>
+            <field name="bedrooms">2</field>
+            <field name="living_area">2</field>
+            <field name="facades">2</field>
+            <field name="garage">True</field>
+            <field name="garden">True</field>
+            <field name="garden_area">22</field>
+            <field name="state">new</field>
+            <field name="garden_orientation">north</field>
+            <field name="property_type" ref="type_3"/>
+<!--            <field name="tags">-->
+<!--                <record id="tag_4" model="estate.property.tags">-->
+<!--                    <field name="name">expensive</field>-->
+<!--                </record>-->
+<!--            </field>-->
+        </record>
+    </data>
+</odoo>

real_estate/models/__init__.py

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+from . import estate_property
+from . import estate_property_type
+from . import estate_property_tags
+from . import estate_property_offers

real_estate/models/estate_property.py

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+from datetime import date
+
+from dateutil.relativedelta import relativedelta
+from odoo import api, fields, models
+from odoo.exceptions import UserError, ValidationError
+from odoo.tools import float_compare, float_is_zero
+
+
+class Estate(models.Model):
+    _name = "estate.property"
+    _description = "Real_Estate_Property"
+    _order = "id desc"
+
+    name = fields.Char(string="Name", required=True)
+    description = fields.Text(string="Description")
+    postcode = fields.Char(string="Postcode")
+    date_availability = fields.Date(
+        string="Date Availability",
+        default=lambda self: date.today() + relativedelta(months=3),
+        copy=False,
+    )
+    expected_price = fields.Float(string="Expected Price", required=True)
+    selling_price = fields.Float(string="Selling Price", readonly=True, copy=False)
+    active = fields.Boolean(string="Active", default=True)
+    bedrooms = fields.Integer(string="Bedrooms", default=2)
+    living_area = fields.Integer(string="Living Area")
+    facades = fields.Integer(string="Facades")
+    garage = fields.Boolean(string="Garage")
+    garden = fields.Boolean(string="Garden")
+    garden_area = fields.Integer(string="Garden Area")
+    state = fields.Selection(
+        string="State",
+        selection=[
+            ('new', "New"),
+            ('offered', "Offer Received"),
+            ('accepted', "Offer Accepted"),
+            ('sold', "Sold"),
+            ('cancelled', "Cancelled"),
+        ],
+        required=True,
+        copy=False,
+    )
+    garden_orientation = fields.Selection(
+        [
+            ('north', "North"),
+            ('south', "South"),
+            ('east', "East"),
+            ('west', "West"),
+        ]
+    )
+    sales_person = fields.Many2one(
+        'res.users',
+        string="Sales Person",
+        copy=False,
+        default=lambda self: self.env.user,
+    )
+    buyer = fields.Many2one('res.partner', string="Buyer")
+    property_type = fields.Many2one(
+        comodel_name="estate.property.type",
+        string="Property Type",
+    )
+    tags = fields.Many2many('estate.property.tags', string="Tags")
+    offer_ids = fields.One2many('estate.property.offers', 'property_id', string="Offers")
+    total_area = fields.Integer(compute='_compute_total_area')
+    best_offer = fields.Float(compute='_compute_best_offer')
+
+    @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')
+    def _compute_best_offer(self):
+        for record in self:
+            offers = record.offer_ids.mapped('price')
+            if offers:
+                record.best_offer = max(offers)
+            else:
+                record.best_offer = 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 = 0
+
+    def action_set_sold(self):
+        for record in self:
+            if record.state == 'cancelled':
+                raise UserError("This property cannot be sold.")
+            record.state = 'sold'
+        return True
+
+    def action_set_cancel(self):
+        for record in self:
+            if record.state == 'sold':
+                raise UserError("This property is sold.")
+            record.state = 'cancelled'
+        return True
+
+    @api.constrains('expected_price')
+    def _check_expected_price(self):
+        for record in self:
+            if record.expected_price <= 0:
+                raise ValidationError("Expected price cannot be negative.")
+
+    @api.constrains('selling_price', 'expected_price')
+    def _check_selling_price(self):
+        for record in self:
+            if record.selling_price < 0:
+                raise ValidationError("Selling price cannot be negative.")
+            if not float_is_zero(record.selling_price, precision_digits=2) and float_compare(record.selling_price, record.expected_price * 0.9, precision_digits=2) == -1:
+                raise ValidationError("The selling price cannot be lower than 90% of the expected price!")

real_estate/models/estate_property_offers.py

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+from datetime import date
+
+from dateutil.relativedelta import relativedelta
+from odoo import api, fields, models
+from odoo.exceptions import ValidationError
+
+
+class EstatePropertyOffers(models.Model):
+    _name = "estate.property.offers"
+    _description = "Real Estate Property Offers"
+    _order = "price desc"
+
+    price = fields.Float(string="Price")
+    status = fields.Selection(
+        string="Status",
+        selection=[('accepted', "Accepted"), ('rejected', "Rejected")],
+        copy=False,
+        readonly=True,
+    )
+    partner_id = fields.Many2one(comodel_name='res.partner', required=True)
+    property_id = fields.Many2one(comodel_name='estate.property', required=True)
+    property_type_id = fields.Many2one(related='property_id.property_type', store=True)
+    validity = fields.Integer(string="Validity", default=7)
+    date_deadline = fields.Date(compute='_compute_date_deadline')
+
+    @api.depends('create_date', 'validity')
+    def _compute_date_deadline(self):
+        for record in self:
+            start_date = record.create_date if record.create_date else date.today()
+            record.date_deadline = start_date + relativedelta(days=record.validity)
+
+    def action_accept_offer(self):
+        for record in self:
+            record.status = 'accepted'
+            record.property_id.state = 'accepted'
+            record.property_id.buyer = record.partner_id
+            record.property_id.selling_price = record.price
+        return True
+
+    def action_reject_offer(self):
+        for record in self:
+            record.status = 'rejected'
+        return True
+
+    @api.constrains('price')
+    def _check_price(self):
+        for record in self:
+            if record.price <= 0:
+                raise ValidationError("Offer price cannot be negative.")

real_estate/models/estate_property_tags.py

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+from odoo import fields, models
+
+
+class EstatePropertyTags(models.Model):
+    _name = "estate.property.tags"
+    _description = "Real Estate Property Tags"
+    _order = "name asc"
+
+    name = fields.Char(string="Name", required=True)
+    color = fields.Integer(string="Color")
+
+    _name_uniq = models.Constraint(
+        'unique (name)',
+        "This tag is already available",
+    )

real_estate/models/estate_property_type.py

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+from odoo import api, fields, models
+
+
+class EstatePropertyType(models.Model):
+    _name = "estate.property.type"
+    _description = "Real Estate Property Type"
+
+    name = fields.Char(string="Name", required=True)
+    property_ids = fields.One2many('estate.property', 'property_type')
+    offer_ids = fields.One2many(comodel_name="estate.property.offers", inverse_name="property_type_id", string="Offers")
+    offer_count = fields.Integer(compute='_compute_offer_count')
+
+    @api.depends('offer_ids')
+    def _compute_offer_count(self):
+        for record in self:
+            record.offer_count = len(record.offer_ids)

real_estate/security/ir.model.access.csv

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+id,name,model_id:id,group_id:id,perm_read,perm_write,perm_create,perm_unlink
+access_estate_property,access.estate.property,model_estate_property,base.group_user,1,1,1,1
+access_estate_property_type,access.estate.property.type,model_estate_property_type,base.group_user,1,1,1,1
+access_estate_property_tags,access.estate.property.tags,model_estate_property_tags,base.group_user,1,1,1,1
+access_estate_property_offers,access.estate.property.offers,model_estate_property_offers,base.group_user,1,1,1,1

real_estate/views/estate_menu.xml

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+<odoo>
+    <menuitem id="estate_menu_root" name="Real Estate"/>
+    <menuitem id="estate_menu_action" action="test_model_action" parent="estate_menu_root" sequence="1"/>
+    <menuitem id="estate_menu_config" name="Settings" parent="estate_menu_root"/>
+    <menuitem id="estate_property_type_menu_action" action="property_type_action" parent="estate_menu_config"/>
+    <menuitem id="estate_property_tag_menu_action" action="property_tag_action" parent="estate_menu_config"/>
+</odoo>

real_estate/views/estate_property_offers_templates.xml

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+<?xml version="1.0"?>
+<odoo>
+    <record id="property_offer_action" model="ir.actions.act_window">
+        <field name="name">Property Offers</field>
+        <field name="res_model">estate.property.offers</field>
+        <field name="view_mode">list,form</field>
+        <field name="domain">[('property_type_id', '=', active_id)]</field>
+    </record>
+    <record id="property_offers_view_tree" model="ir.ui.view">
+        <field name="name">estate.property.offers.list</field>
+        <field name="model">estate.property.offers</field>
+        <field name="arch" type="xml">
+            <list string="Property Offer" editable="bottom" decoration-success="status=='accepted'" decoration-danger="status=='rejected'">
+                <field name="price"/>
+                <field name="partner_id" string="Partner"/>
+                <field name="property_type_id" string="Type"/>
+                <button name="action_accept_offer" string="Accept" type="object" icon="fa-check" invisible="status"/>
+                <button name="action_reject_offer" string="Reject" type="object" icon="fa-times" invisible="status"/>
+            </list>
+        </field>
+    </record>
+</odoo>

real_estate/views/estate_property_tags_templates.xml

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+<?xml version="1.0"?>
+<odoo>
+    <record id="property_tag_action" model="ir.actions.act_window">
+        <field name="name">Property Tags</field>
+        <field name="res_model">estate.property.tags</field>
+        <field name="view_mode">list,form</field>
+    </record>
+    <record id="property_type_tag_tree" model="ir.ui.view">
+        <field name="name">estate.property.tags.list</field>
+        <field name="model">estate.property.tags</field>
+        <field name="arch" type="xml">
+            <list string="Estate" editable="bottom">
+                <field name="name"/>
+            </list>
+        </field>
+    </record>
+</odoo>