orma - Technical Training

.gitignore

@@ -104,6 +104,7 @@ celerybeat.pid
 # Environments
 .env
 .venv
+.vscode
 env/
 venv/
 ENV/

estate/__init__.py

@@ -0,0 +1 @@
+from . import models

estate/__manifest__.py

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+{
+    'name': 'Real Estate',
+    'category': 'Tutorials/Real Estate',
+    'version': '0.1',
+    'application': True,
+    'installable': True,
+    'depends': ['base'],
+    'data': [
+        'security/ir.model.access.csv',
+        'views/estate_property_views.xml',
+        'views/estate_property_offer_views.xml',
+        'views/estate_property_type_views.xml',
+        'views/estate_property_tag_views.xml',
+        'views/estate_menus.xml',
+        'views/res_users_views.xml',
+    ],
+    'license': 'LGPL-3',
+}

estate/models/__init__.py

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

estate/models/estate_property.py

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+from dateutil.relativedelta import relativedelta
+
+from odoo import _, api, fields, models
+from odoo.exceptions import UserError, ValidationError
+from odoo.tools import float_compare
+
+
+class EstateProperty(models.Model):
+    _name = 'estate.property'
+    _description = 'Estate property'
+    _order = 'id desc'
+
+    name = fields.Char('Title', required=True)
+    active = fields.Boolean('Active', default=True)
+    description = fields.Text()
+    postcode = fields.Char('Postcode')
+    date_availability = fields.Date(
+        'Available From',
+        copy=False,
+        default=lambda __: fields.Date.today() + relativedelta(months=3),
+    )
+    expected_price = fields.Float('Expected Price', required=True)
+    selling_price = fields.Float('Selling Price', readonly=True, copy=False)
+    bedrooms = fields.Integer('Bedrooms', default=2)
+    living_area = fields.Integer('Living Area (sqm)')
+    facades = fields.Integer()
+    has_garage = fields.Boolean()
+    has_garden = fields.Boolean()
+    garden_area = fields.Integer()
+    garden_orientation = fields.Selection(
+        string='Orientation',
+        selection=[
+            ('north', 'North'),
+            ('south', 'South'),
+            ('east', 'East'),
+            ('west', 'West'),
+        ],
+    )
+    state = fields.Selection(
+        string='State',
+        selection=[
+            ('new', 'New'),
+            ('received', 'Offer Received'),
+            ('accepted', 'Offer Accepted'),
+            ('sold', 'Sold'),
+            ('cancelled', 'Cancelled'),
+        ],
+        default='new',
+        required=True,
+        copy=False,
+    )
+    property_type_id = fields.Many2one('estate.property.type', string='Property Type')
+    salesman_id = fields.Many2one(
+        'res.users',
+        'Salesman',
+        default=lambda self: self.env.user,
+    )
+    buyer_id = fields.Many2one('res.partner', 'Buyer', copy=False)
+    tag_ids = fields.Many2many('estate.property.tag', string='Tags')
+    offer_ids = fields.One2many('estate.property.offer', 'property_id')
+    total_area = fields.Integer(compute='_compute_total')
+    best_price = fields.Float('Best Offer', compute='_compute_best_price')
+
+    _sql_constraints = [
+        (
+            'check_expected_price',
+            'CHECK(expected_price > 0)',
+            'A property expected price must be strictly positive.',
+        ),
+        (
+            'check_selling_price',
+            'CHECK(selling_price >= 0)',
+            'A property selling price must be positive.',
+        ),
+    ]
+
+    @api.ondelete(at_uninstall=False)
+    def _unlink_if_state_new_cancelled(self):
+        if any(r_property.state not in ('new', 'cancelled') for r_property in self):
+            raise UserError(_("Can only delete a new or cancelled property"))
+
+    @api.constrains('selling_price')
+    def _check_selling_price(self):
+        for r_property in self:
+            if (
+                r_property.selling_price
+                and float_compare(r_property.selling_price, r_property.expected_price * 0.9, precision_digits=3) == -1
+            ):
+                raise ValidationError(_("The selling price cannot be lower than 90% of the expected price"))
+
+    @api.depends('living_area', 'garden_area')
+    def _compute_total(self):
+        for r_property in self:
+            r_property.total_area = r_property.living_area + r_property.garden_area
+
+    @api.depends('offer_ids.price')
+    def _compute_best_price(self):
+        for r_property in self:
+            r_property.best_price = max(r_property.offer_ids.mapped('price'), default=0.0)
+
+    @api.onchange('has_garden')
+    def _onchange_garden(self):
+        if self.has_garden:
+            self.garden_area = 10
+            self.garden_orientation = 'north'
+        else:
+            self.garden_area = 0
+            self.garden_orientation = None
+
+    def action_state_sold(self):
+        if 'cancelled' in self.mapped('state'):
+            raise UserError(_("A cancelled property cannot be set as sold"))
+        self.write({'state': 'sold'})
+        return True
+
+    def action_state_cancelled(self):
+        if 'sold' in self.mapped('state'):
+            raise UserError(_("A sold property cannot be set as cancelled"))
+        self.state = 'cancelled'
+        return True

estate/models/estate_property_offer.py

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+from dateutil.relativedelta import relativedelta
+
+from odoo import _, api, fields, models
+from odoo.exceptions import UserError
+from odoo.tools import float_compare
+
+
+class EstatePropertyOffer(models.Model):
+    _name = 'estate.property.offer'
+    _description = 'Property Offers'
+    _order = 'price desc'
+
+    price = fields.Float('Price', required=True)
+    status = fields.Selection(
+        string='Status',
+        selection=[
+            ('accepted', 'Accepted'),
+            ('refused', 'Refused'),
+        ],
+        copy=False,
+    )
+    partner_id = fields.Many2one('res.partner', string='Partner', required=True)
+    property_id = fields.Many2one('estate.property', string='Property', required=True)
+    validity = fields.Integer('Validity', default=7)
+    date_deadline = fields.Date(
+        'Deadline',
+        compute='_compute_deadline',
+        inverse='_inverse_deadline',
+    )
+    property_type_id = fields.Many2one(related='property_id.property_type_id', store=True)
+
+    _sql_constraints = [
+        (
+            'check_price',
+            'CHECK(price > 0)',
+            'An offer price must be strictly positive.',
+        ),
+    ]
+
+    @api.model_create_multi
+    def create(self, vals_list):
+        for vals in vals_list:
+            property_id = self.env['estate.property'].browse(vals['property_id'])
+            if property_id.best_price and (float_compare(property_id.best_price, vals['price'], precision_digits=3) > 0):
+                raise UserError(_("Can't create an offer with a lower amount than an other offer"))
+        property_id.write({'state': 'received',})
+        return super().create(vals_list)
+
+    @api.depends('validity')
+    def _compute_deadline(self):
+        for r_offer in self:
+            base_date = r_offer.create_date or fields.Date.today()
+            r_offer.date_deadline = base_date + relativedelta(days=r_offer.validity)
+
+    def _inverse_deadline(self):
+        for r_offer in self:
+            base_date = r_offer.create_date or fields.Date.today()
+            r_offer.validity = (r_offer.date_deadline - base_date.date()).days
+
+    def action_state_accept(self):
+        for r_offer in self:
+            if r_offer.property_id.state == 'accepted':
+                raise UserError(_('Only one offer can be accepted for a given property'))
+            r_offer.property_id.offer_ids.status = 'refused'
+            r_offer.status = 'accepted'
+            r_offer.property_id.write(
+                {
+                    'selling_price': r_offer.price,
+                    'buyer_id': r_offer.partner_id,
+                    'accepted': r_offer.property_id.state
+                }
+            )
+        return True
+
+    def action_state_refuse(self):
+        for r_offer in self:
+            r_offer.status = 'refused'
+        return True

estate/models/estate_property_tag.py

@@ -0,0 +1,16 @@
+from random import randrange
+
+from odoo import fields, models
+
+
+class EstatePropertyTag(models.Model):
+    _name = 'estate.property.tag'
+    _description = 'Property Tags'
+    _order = 'name'
+
+    name = fields.Char('Name', required=True)
+    color = fields.Integer('Color', default=lambda __: randrange(1,12))
+
+    _sql_constraints = [
+        ('name_uniq', 'unique (name)', 'Each name must be unique.'),
+    ]

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 = 'Property Types'
+    _order = 'sequence, name'
+
+    name = fields.Char('Name', required=True)
+    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')
+
+    _sql_constraints = [
+        ('name_uniq', 'unique (name)', 'Each name must be unique.'),
+    ]
+
+    @api.depends('offer_ids')
+    def _compute_offer_count(self):
+        for r_type in self:
+            r_type.offer_count = len(r_type.offer_ids)

estate/models/res_users.py

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+from odoo import fields, models
+
+
+class ResUsers(models.Model):
+    _inherit = "res.users"
+
+    property_ids = fields.One2many("estate.property", "salesman_id", domain=[("state", "in", ["new", "received"])])

estate/security/ir.model.access.csv

@@ -0,0 +1,5 @@
+id,name,model_id/id,group_id/id,perm_read,perm_write,perm_create,perm_unlink
+estate.access_estate_property,access_estate_property,estate.model_estate_property,base.group_user,1,1,1,1
+estate.access_estate_property_type,access_estate_property_type,estate.model_estate_property_type,base.group_user,1,1,1,1
+estate.access_estate_property_tag,access_estate_property_tag,estate.model_estate_property_tag,base.group_user,1,1,1,1
+estate.access_estate_property_offer,access_estate_property_offer,estate.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_root" name="Real Estate">
+        <menuitem id="test_first_level_menu" name="Advertisements">
+            <menuitem id="estate_property_menu_property" action="estate_property" />
+        </menuitem>
+        <menuitem id="settings_first_level_menu" name="Settings">
+            <menuitem id="estate_property_menu_type" action="estate_type" />
+            <menuitem id="estate_property_menu_tag" action="estate_tag" />
+        </menuitem>
+    </menuitem>
+</odoo>

estate/views/estate_property_offer_views.xml

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+<?xml version="1.0"?>
+<odoo>
+    <record id="estate_property_offer" 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>
+
+    <record id="estate_property_offer_view_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="top" decoration-success="status in ('accepted',)"
+                decoration-danger="status in ('refused',)">
+                <field name="partner_id" />
+                <field name="price" />
+                <button name="action_state_accept" type="object" title="check" icon="fa-check"
+                    invisible="status in ('accepted', 'refused')" />
+                <button name="action_state_refuse" type="object" title="times" icon="fa-times"
+                    invisible="status in ('accepted', 'refused')" />
+            </list>
+        </field>
+    </record>
+
+    <record id="estate_property_offer_view_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 string="Form">
+                <sheet>
+                    <group>
+                        <group>
+                            <field name="price" />
+                            <field name="partner_id" />
+                            <field name="status" />
+                            <field name="validity" />
+                            <field name="date_deadline" />
+                        </group>
+                    </group>
+                </sheet>
+            </form>
+        </field>
+    </record>
+</odoo>

estate/views/estate_property_tag_views.xml

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+<?xml version="1.0"?>
+<odoo>
+    <record id="estate_tag" model="ir.actions.act_window">
+        <field name="name">Property Tags</field>
+        <field name="res_model">estate.property.tag</field>
+        <field name="view_mode">list,form</field>
+    </record>
+
+    <record
+        id="estate_property_tag_view_list" 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" />
+            </list>
+        </field>
+    </record>
+</odoo>