19.0 tutorial dacat

estate/__init__.py

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+from . import models

estate/__manifest__.py

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+# Part of Odoo. See LICENSE file for full copyright and licensing details.
+
+
+{
+    'name': 'estate',
+    'category': 'Tutorials',
+    'depends': [
+        'base',
+    ],
+    'data': [
+        'security/ir.model.access.csv',
+        'views/estate_property_offer_views.xml',
+        'views/estate_property_tag_views.xml',
+        'views/estate_property_type_views.xml',
+        'views/estate_property_views.xml',
+        'views/res_users_views.xml',
+        'views/estate_menus.xml',
+    ],
+    'application': True,
+    'installable': True,
+    'auto_install': True,
+    'author': 'Odoo S.A.',
+    'license': 'LGPL-3',
+
+}

estate/models/__init__.py

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+from . import estate_property
+from . import estate_property_type
+from . import estate_property_tag
+from . import estate_property_offer
+from . import res_users

estate/models/estate_property.py

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+# Part of Odoo. See LICENSE file for full copyright and licensing details.
+
+from odoo import api, fields, models
+from odoo.exceptions import UserError
+from odoo.tools.float_utils import float_compare, float_is_zero
+
+
+class EstateProperty(models.Model):
+    _name = 'estate.property'
+    _description = "estate property"
+
+    name = fields.Char(required=True, string="Title")
+    description = fields.Text()
+    postcode = fields.Char()
+    date_availability = fields.Date(default=lambda self: fields.Date.add(fields.Date.today(), months=3), copy=False)
+    expected_price = fields.Float(required=True)
+    selling_price = fields.Float(readonly=True, copy=False)
+    bedrooms = fields.Integer(default=2)
+    living_area = fields.Integer(string="Living Area (sqm)")
+    facades = fields.Integer()
+    garage = fields.Boolean()
+    garden = fields.Boolean()
+    garden_area = fields.Integer()
+    garden_orientation = fields.Selection([('north', "North"), ('south', "South"), ('east', "East"), ('west', "West")])
+    total_area = fields.Integer(compute='_compute_total_area')
+    property_type_id = fields.Many2one(comodel_name='estate.property.type', string="House Type")
+    buyer_id = fields.Many2one(comodel_name='res.partner', string="Buyer", copy=False)
+    seller_id = fields.Many2one(comodel_name='res.users', string="Seller", default=lambda self: self.env.user)
+    tag_ids = fields.Many2many(comodel_name='estate.property.tag', string="Tags")
+    offer_ids = fields.One2many(comodel_name='estate.property.offer', inverse_name='property_id', string="")
+    best_offer = fields.Float(compute='_compute_best_offer')
+    active = fields.Boolean(string="Active", default=True)
+    state = fields.Selection(
+        string="Status",
+        selection=[
+            ('new', "New"),
+            ('offer_received', "Offer received"),
+            ('offer_accepted', "Offer accepted"),
+            ('sold', "Sold"),
+            ('cancelled', "Cancelled"),
+        ],
+        required=True,
+        default='new',
+        copy=False,
+    )
+
+    _check_expected_price = models.Constraint('CHECK(expected_price > 0)', "The expected price must be stricly positive")
+
+    _check_selling_price = models.Constraint('CHECK(selling_price > 0)', "The selling price must be stricly positive")
+
+    @api.depends('living_area', 'garden_area')
+    def _compute_total_area(self):
+        for record_property in self:
+            record_property.total_area = record_property.living_area + record_property.garden_area
+
+    @api.depends('offer_ids.price')
+    def _compute_best_offer(self):
+        for record_property in self:
+            record_property.best_offer = max(record_property.offer_ids.mapped('price'), default=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 = ''
+
+    @api.constrains('selling_price', 'expected_price')
+    def _check_selling_expected_price(self):
+        for record_property in self:
+            if not float_is_zero(record_property.selling_price, precision_digits=2) and (
+                float_compare(record_property.expected_price * 0.9, record_property.selling_price, precision_digits=2) > 0):
+                raise UserError(self.env._("The selling price must be a least 90% of the expected price!"))
+
+    def action_cancel(self):
+        for record_property in self:
+            if record_property.state == 'sold':
+                raise UserError(record_property.env._("Sold properties cannot be cancelled"))
+            record_property.state = 'cancelled'
+        return True
+
+    def action_sold(self):
+        for record_property in self:
+            if record_property.state == 'cancelled':
+                raise UserError(record_property.env_("Canceled properties cannot be sold"))
+            record_property.state = 'sold'
+        return True
+
+    @api.ondelete(at_uninstall=False)
+    def _ondelete(self):
+        if any((property_id.state not in ('new', 'cancelled')) for property_id in self):
+            raise UserError(self.env._("You can only delete property in the state New or Cancelled"))

estate/models/estate_property_offer.py

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+# Part of Odoo. See LICENSE file for full copyright and licensing details.
+
+from odoo import api, fields, models
+from odoo.exceptions import UserError
+from odoo.tools.float_utils import float_compare
+
+
+class EstatePropertyOffer(models.Model):
+    _name = 'estate.property.offer'
+    _description = "Property Offer"
+    _order = "price desc"
+
+    price = fields.Float(string="Price")
+    status = fields.Selection([('accepted', "Accepted"), ('refused', "Refused")], copy=False)
+    partner_id = fields.Many2one('res.partner', required=True)
+    property_id = fields.Many2one('estate.property', required=True, ondelete='cascade')
+    validity = fields.Integer(default=7)
+    date_deadline = fields.Date(compute='_compute_date_deadline', inverse='_inverse_date_deadline')
+    property_type_id = fields.Many2one(related='property_id.property_type_id')
+
+    _check_offer_price = models.Constraint('CHECK(price > 0)', "The offer price must be stricly positive")
+
+    @api.depends('create_date', 'validity')
+    def _compute_date_deadline(self):
+        for record in self:
+            starting_date = record.create_date.date() if record.create_date else fields.Date.today()
+            record.date_deadline = fields.Date.add(starting_date, days=record.validity)
+
+    @api.depends('create_date', 'validity')
+    def _inverse_date_deadline(self):
+        for record in self:
+            record.validity = (record.date_deadline - record.create_date.date()).days
+
+    def action_accept_offer(self):
+        for record in self:
+            if record.property_id.offer_ids.filtered(lambda offer: offer.status == 'accepted'):
+                raise UserError(record.env_("Another offer has already been accepted."))
+            record.status = 'accepted'
+            record.property_id.buyer_id = record.partner_id
+            record.property_id.selling_price = record.price
+            record.property_id.state = 'offer_accepted'
+        return True
+
+    def action_refuse_offer(self):
+        for record in self:
+            record.status = 'refused'
+        return True
+
+    @api.model_create_multi
+    def create(self, vals_list):
+        for vals in vals_list:
+            estate_property = self.env['estate.property'].browse(vals['property_id'])
+            if float_compare(vals['price'], estate_property.best_offer, precision_digits=2) < 0:
+                raise UserError(self.env._("The price must be higher than %s", estate_property.best_offer))
+
+            estate_property.state = 'offer_received'
+
+        return super().create(vals_list)

estate/models/estate_property_tag.py

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+# Part of Odoo. See LICENSE file for full copyright and licensing details.
+
+from odoo import fields, models
+
+
+class EstatePropertyTag(models.Model):
+    _name = 'estate.property.tag'
+    _description = "Property Tag"
+    _order = "name"
+
+    name = fields.Char(required=True, string="Property Tag")
+    color = fields.Integer()
+
+    _unique_tag = models.Constraint(
+        "UNIQUE(name)", "The tag must be unique"
+    )

estate/models/estate_property_type.py

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+# Part of Odoo. See LICENSE file for full copyright and licensing details.
+
+from odoo import api, fields, models
+
+
+class EstatePropertyType(models.Model):
+    _name = 'estate.property.type'
+    _description = "Property Type"
+    _order = "sequence, name"
+
+    name = fields.Char(required=True, string="Property Type")
+    property_ids = fields.One2many('estate.property', 'property_type_id')
+    sequence = fields.Integer('Sequence', default=1)
+    offer_ids = fields.One2many('estate.property.offer', 'property_type_id')
+    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)

estate/models/res_users.py

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+# Part of Odoo. See LICENSE file for full copyright and licensing details.
+
+from odoo import fields, models
+
+
+class ResUsers(models.Model):
+    _inherit = ['res.users']
+    _name = 'res.users'
+
+    property_ids = fields.One2many(
+        'estate.property',
+        'seller_id',
+        string="Available Properties",
+        domain=[('state', 'in', ['new', 'offer_received'])],
+    )

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_user,access_estate_property_user,model_estate_property,base.group_user,1,1,1,1
+access_estate_property_type_user,access_estate_property_type_user,model_estate_property_type,base.group_user,1,1,1,1
+access_estate_property_tag_user,access_estate_property_tag_user,model_estate_property_tag,base.group_user,1,1,1,1
+access_estate_property_offer_user,access_estate_property_offer_user,model_estate_property_offer,base.group_user,1,1,1,1

estate/views/estate_menus.xml

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+<?xml version="1.0"?>
+<odoo>
+	<menuitem id="estate_menu" name="Real Estate">
+		<menuitem id="estate_menu_advertisements" name="Advertisements">
+			<menuitem id="estate_property_menu_advertisements" action="estate_property_action_view"/>
+		</menuitem>
+		<menuitem id="estate_menu_settings" name="Settings">
+			<menuitem id="estate_property_type_menu_settings" action="estate_property_type_action_view" />
+			<menuitem id="estate_property_tag_menu_settings" action="estate_property_tag_action_view" />
+		</menuitem>
+	</menuitem>
+</odoo>

estate/views/estate_property_offer_views.xml

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+<?xml version="1.0"?>
+<odoo>
+	<record id="estate_property_offer_list" model="ir.ui.view">
+		<field name="name">estate.property.offer.list</field>
+		<field name="model">estate.property.offer</field>
+		<field name="arch" type="xml">
+			<list string="Offers" editable="bottom" decoration-danger="status == 'refused'" decoration-success="status == 'accepted'">
+				<field name="price"/>
+				<field name="partner_id"/>
+				<field name="date_deadline"/>
+				<field name="property_type_id"/>
+				<button name="action_accept_offer" type="object" title="Accepted" icon="fa-check" invisible="status"/>
+				<button name="action_refuse_offer" type="object" title="Refuse" icon="fa-times" invisible="status"/>
+			</list>
+		</field>
+	</record>
+	<record id="estate_property_offers_action" model="ir.actions.act_window">
+		<field name="name">Property Offers</field>
+		<field name="res_model">estate.property.offer</field>
+		<field name="view_mode">list,form</field>
+		<field name="domain">[('property_type_id', '=', active_id)]</field>
+	</record>
+</odoo>

estate/views/estate_property_tag_views.xml

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+<?xml version="1.0"?>
+<odoo>
+    <record id="estate_property_tag_action_view" model="ir.actions.act_window">
+        <field name="name">Property Tag</field>
+        <field name="res_model">estate.property.tag</field>
+        <field name="view_mode">list,form</field>
+    </record>
+	<record id="estate_property_tag_list_view" model="ir.ui.view">
+		<field name="name">estate.property.tag.list</field>
+		<field name="model">estate.property.tag</field>
+		<field name="arch" type="xml">
+			<list string="Tags" editable="bottom">
+				<field name="name" />
+				<field name="color" widget="color_picker" />
+			</list>
+		</field>
+	</record>
+</odoo>

estate/views/estate_property_type_views.xml

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+<?xml version="1.0"?>
+<odoo>
+	<record id="estate_property_type_action_view" model="ir.actions.act_window">
+		<field name="name">Property Types</field>
+		<field name="res_model">estate.property.type</field>
+		<field name="view_mode">list,form</field>
+	</record>
+	<record id="estate_property_type_list_view" model="ir.ui.view">
+		<field name="name">estate.property.type.list</field>
+		<field name="model">estate.property.type</field>
+		<field name="arch" type="xml">
+			<list string="Channel">
+				<field name="sequence" widget="handle"/>
+				<field name="name"/>
+				<field name="offer_count"/>
+			</list>
+		</field>
+	</record>
+	<record id="estate_property_type_form_view" model="ir.ui.view">
+		<field name="name">estate.property.type.form</field>
+		<field name="model">estate.property.type</field>
+		<field name="arch" type="xml">
+			<form string="Property type">
+				<sheet>
+					<h1>
+						<field name="name"/>
+					</h1>
+					<div class="oe_button_box" name="button_box" invisible="not offer_count">
+						<button class="oe_stat_button" type="action" name="estate.estate_property_offers_action" icon="fa-money">
+							<field name="offer_count" string="Offers" widget="statinfo"/>
+						</button>
+					</div>
+					<notebook>
+						<page string="Properties">
+							<field name="property_ids">
+								<list>
+									<field name="name"/>
+									<field name="expected_price"/>
+									<field name="state"/>
+								</list>
+							</field>
+						</page>
+					</notebook>
+				</sheet>
+			</form>
+		</field>
+	</record>
+</odoo>