vibad - technical trainning

estate/__init__.py

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+from . import models

estate/__manifest__.py

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+{
+    'name': 'estate',
+    'depends': [
+        'base'
+    ],
+    'installable': True,
+    'application': True,
+    'author': 'vibad',
+    'license': 'LGPL-3',
+    'version': '1.0',
+    'data': [
+        'security/ir.model.access.csv',
+        'view/estate_property_offer_views.xml',
+        'view/estate_property_views.xml',
+        'view/estate_property_type_views.xml',
+        'view/estate_property_tag_views.xml',
+        'view/estate_inherit_view.xml',
+        'view/estate_action.xml',
+    ],
+
+
+}

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 inherited_model

estate/models/estate_property.py

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+from odoo import api, fields, models
+from odoo.exceptions import UserError, ValidationError
+
+
+class Estate_property(models.Model):
+    _name = "estate.property"
+    _description = "APP super mega trop bien"
+    _order = "id desc"
+
+    name = fields.Char(required=True)
+    description = fields.Text()
+    postcode = fields.Char()
+    date_availability = fields.Date(copy=False, default=lambda self: fields.Date.add(fields.Date.today(), months=3))
+    expected_price = fields.Float(required=True)
+    selling_price = fields.Float(readonly=True, copy=False)
+    bedrooms = fields.Integer(default=2)
+    living_area = fields.Integer()
+    facades = fields.Integer()
+    garage = fields.Boolean()
+    garden = fields.Boolean()
+    garden_area = fields.Integer()
+    garden_orientation = fields.Selection(
+        string="Orientation",
+        selection=[("north", "North"), ("south", "South"), ("east", "East"), ("west", "West")],
+        help="The garden orientation",
+    )
+    active = fields.Boolean(default=True)
+    state = fields.Selection(
+        string="Status",
+        selection=[("new", "New"), ("offer_received", "Offer Received"), ("offer_accepted", "Offer Accepted"), ("sold", "Sold"), ("cancelled", "Cancelled")],
+        required=True,
+        copy=False,
+        default="new",
+        compute="_compute_state",
+        store=True,
+    )
+    property_type_id = fields.Many2one("estate.property.type", string="Property Type")
+    salesperson_id = fields.Many2one("res.users", string="Salesperson", default=lambda self: self.env.user)
+    buyer_id = fields.Many2one("res.partner", string="Buyer", 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(compute="_compute_area")
+    best_price = fields.Float(compute="_compute_best_price")
+
+    _check_expected_price = models.Constraint(
+        "CHECK(expected_price > 0)",
+        message="The expected price must be strictly positive",
+    )
+
+    _check_selling_price = models.Constraint(
+        "CHECK(selling_price >= 0)",
+        message="The selling price cannot be negative",
+    )
+
+    @api.depends("living_area", "garden_area")
+    def _compute_area(self):
+        for record in self:
+            record.total_area = record.living_area + record.garden_area
+
+    @api.depends("offer_ids.price")
+    def _compute_best_price(self):
+        for record in self:
+            if record.offer_ids:
+                record.best_price = max(record.offer_ids.mapped("price"))
+            else:
+                record.best_price = 0
+
+    @api.onchange("garden")
+    def _onchange_garden(self):
+        for record in self:
+            if record.garden:
+                record.garden_area = 10
+                record.garden_orientation = "north"
+            else:
+                record.garden_area = 0
+                record.garden_orientation = False
+
+    @api.depends("offer_ids", "offer_ids.state")
+    def _compute_state(self):
+        for record in self:
+            if record.state in ["sold", "cancelled"]:
+                return
+            if record.offer_ids:
+                for offer in record.offer_ids:
+                    if offer.state == "accepted":
+                        record.state = "offer_accepted"
+                    break
+            else:
+                record.state = "new"
+
+    def action_sold(self):
+        for record in self:
+            if record.state != "cancelled" and record.state != "sold":
+                record.state = "sold"
+            else:
+                raise UserError("A property that is cancelled or already sold cannot be sold.")
+
+    def action_cancel(self):
+        for record in self:
+            if record.state != "sold" and record.state != "cancelled":
+                record.state = "cancelled"
+            else:
+                raise UserError("A property that is sold or already cancelled cannot be cancelled.")
+
+    @api.constrains("selling_price", "expected_price")
+    def _check_enough_selling_price(self):
+        for record in self:
+            if record.selling_price and record.selling_price < record.expected_price * 0.9:
+                raise ValidationError("The selling price cannot be less than 90% of the expected price.")
+
+    @api.ondelete(at_uninstall=False)
+    def _ondelete_cancel_new(self):
+        for record in self:
+            if record.state not in ["new", "cancelled"]:
+                raise UserError("You can only delete offers that are new or cancelled.")

estate/models/estate_property_offer.py

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+from odoo import api, fields, models
+from odoo.exceptions import UserError
+
+
+class Estate_property_offer(models.Model):
+    _name = "estate.property.offer"
+    _description = "Offer for estate properties"
+    _order = "price desc"
+
+    price = fields.Float(required=True)
+    partner_id = fields.Many2one("res.partner", string="Partner", required=True)
+    property_id = fields.Many2one("estate.property", string="Property", required=True)
+    state = fields.Selection([
+        ("new", "New"),
+        ("accepted", "Accepted"),
+        ("refused", "Refused"),
+    ], default="new", string="State", copy=False)
+    validaty = fields.Integer(string="Offer Validity (days)", default=7)
+    date_deadline = fields.Date(string="Offer Deadline", compute="_compute_date_deadline", inverse="_inverse_date_deadline")
+    property_type_id = fields.Many2one(related="property_id.property_type_id", store=True)
+
+    _check_price = models.Constraint(
+        "CHECK(price > 0)",
+        message="The price must be strictly positive",
+    )
+
+    @api.depends("validaty", "create_date")
+    def _compute_date_deadline(self):
+        for record in self:
+            date = record.create_date
+            if not date:
+                date = fields.Date.today()
+            if record.validaty:
+                record.date_deadline = fields.Date.add(date, days=record.validaty)
+            else:
+                record.date_deadline = False
+
+    def _inverse_date_deadline(self):
+        for record in self:
+            if record.date_deadline and record.create_date:
+                create_date = fields.Date.to_date(record.create_date)
+                record.validaty = (record.date_deadline - create_date).days
+            else:
+                record.validaty = 0
+
+    def accept_offer(self):
+        for record in self:
+            if record.state == "accepted" or record.state == "refused":
+                raise UserError("This offer has already been accepted or refused.")
+            for offer in record.property_id.offer_ids:
+                if offer.state == "accepted":
+                    raise UserError("Another offer has already been accepted for this property.")
+            if record.property_id.garden_orientation == "south" and record.price <= record.property_id.expected_price:
+                raise UserError("The price must be more than the expected price for properties with a south-facing garden.")
+            record.state = "accepted"
+            record.property_id.selling_price = record.price
+            record.property_id.buyer_id = record.partner_id
+        return True
+
+    def refuse_offer(self):
+        for record in self:
+            if record.state != "new":
+                raise UserError("This offer has already been accepted or refused.")
+            record.state = "refused"
+        return True
+
+    @api.model_create_multi
+    def create(self, vals_list):
+        max_price_list = 0
+        for vals in vals_list:
+            if self.env["estate.property"].browse(vals["property_id"]).state == "new":
+                self.env["estate.property"].browse(vals["property_id"]).state = "offer_received"
+            max_price = max(self.env["estate.property.offer"].search([("property_id", "=", vals["property_id"])]).mapped("price") or [0])
+            max_price_list = max(max_price_list, max_price)
+            if vals["price"] <= max_price:
+                raise UserError("The price must be higher than the current highest offer.")  # Error for one offer blocks all offers in the list
+            max_price_list = max(max_price_list, vals["price"])
+        return super().create(vals_list)

estate/models/estate_property_tag.py

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+from odoo import fields, models
+
+
+class Estate_property_tag(models.Model):
+    _name = "estate.property.tag"
+    _description = "tag super mega trop bien"
+    _order = "name"
+
+    name = fields.Char(required=True)
+    color = fields.Integer()
+
+    _check_name = models.Constraint(
+        "UNIQUE(name)",
+        message="The name of the tag must be unique",
+    )

estate/models/estate_property_type.py

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+from odoo import fields, models
+
+
+class Estate_property_type(models.Model):
+    _name = "estate.property.type"
+    _description = "APP super mega trop bien"
+    _order = "sequence, name"
+    _check_name = models.Constraint(
+        "UNIQUE(name)",
+        message="The name of the property type must be unique",
+    )
+
+    name = fields.Char(required=True)
+    sequence = fields.Integer()
+    offer_ids = fields.One2many("estate.property.offer", "property_type_id", string="Offers")
+    offer_count = fields.Integer(compute="_compute_offer_count")
+    property_ids = fields.One2many("estate.property", "property_type_id", string="Properties")
+
+    def _compute_offer_count(self):
+        for record in self:
+            record.offer_count = len(record.offer_ids)

estate/models/inherited_model.py

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+from odoo import fields, models
+
+
+class Estate_users_model(models.Model):
+    _inherit = "res.users"
+
+    property_ids = fields.One2many("estate.property", "salesperson_id", string=" Estate properties")

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
+acces_estate_property,estate_property,model_estate_property,base.group_user,1,1,1,1
+acces_estate_property_type,estate_property_type,model_estate_property_type,base.group_user,1,1,1,0
+acces_estate_property_tag,estate_property_tag,model_estate_property_tag,base.group_user,1,1,1,0
+acces_estate_property_offer,estate_property_offer,model_estate_property_offer,base.group_user,1,1,1,1

estate/tests/__init__.py

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+from . import test_estate_property

estate/tests/test_estate_property.py

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+from odoo.exceptions import ValidationError
+from odoo.tests import TransactionCase
+from odoo import Command
+
+
+class TestEstateProperty(TransactionCase):
+
+    @classmethod
+    def setUpClass(cls):
+        super().setUpClass()
+        cls.estate = cls.env['estate.property'].create({
+            'name': 'Super test estate',
+            'expected_price': 100000.0,
+            'state': 'new',
+        })
+        cls.test_partner = cls.env['res.partner'].create({
+            'name': 'Maman ours',
+        })
+
+    def test_estate_best_price(self):
+        '''
+        Ensure best price is correctly updated when an offer is received.
+        '''
+        self.assertEqual(self.estate.best_price, 0.0)
+        self.estate.offer_ids = [Command.create({
+            'price': 125000.0,
+            'partner_id': self.test_partner.id,
+        })]
+        self.assertEqual(self.estate.best_price, 125000.0)
+
+    def test_accept_offer_south_facing_garden(self):
+        '''
+        Ensure offers for estates with south-facing gardens can only be accepted if above expected
+        price.
+        '''
+        self.estate.expected_price = 500000
+        self.estate.offer_ids = [Command.create({
+            'price': 475000.0,
+            'partner_id': self.test_partner.id,
+        })]
+        with self.assertRaises(ValidationError):
+            self.estate.offer_ids.accept_offer()

estate/view/estate_action.xml

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+<?xml version="1.0"?>
+<odoo>
+    <menuitem id="estate_root" name="Real Estate">
+        <menuitem id="advertisements_level_menu" name="Advertisements">
+            <menuitem id="estate_property_menu_action" action="estate_property_action"/>
+        </menuitem>
+        <menuitem id="property_types_level_menu" name="Settings">
+            <menuitem id="estate_property_type_menu_action" action="estate_property_type_action"/>
+            <menuitem id="estate_property_tag_menu_action" action="estate_property_tag_action"/>
+        </menuitem>
+    </menuitem>
+</odoo>

estate/view/estate_inherit_view.xml

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+<?xml version="1.0"?>
+<odoo>
+    <record id="estate_inherit_view" model="ir.ui.view">
+        <field name="name">estate.inherit.view</field>
+        <field name="model">res.users</field>
+        <field name="inherit_id" ref="base.view_users_form"/>
+        <field name="arch" type="xml">
+            <xpath expr="//page[@name='preferences']" position="after">
+                <page string="Real Estate" name="real_estate">
+                    <field name="property_ids" options="{'no_create': True, 'no_open': True}"/>
+                </page>
+            </xpath>
+        </field>
+    </record>
+</odoo>

estate/view/estate_property_offer_views.xml

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+<?xml version="1.0"?>
+<odoo>
+    <record id="estate_property_offer_action" model="ir.actions.act_window">
+        <field name="name">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_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="Offer">
+                <sheet>
+                    <group>
+                        <field name="price" string="Price"/>
+                        <field name="state" string="Status"/>
+                        <field name="partner_id" string="Partner"/>
+                        <field name="validaty" string="Validity (days)"/>
+                        <field name="date_deadline" string="Offer Deadline"/>
+                    </group>
+                </sheet>
+            </form>
+        </field>
+    </record>
+
+    <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-success="state == 'accepted'" decoration-danger="state == 'refused'">
+                <field name="price" string="Price"/>
+                <button name="accept_offer" type="object" string="Accept" icon="fa-check" invisible="state == 'accepted' or state == 'refused'"/>
+                <button name="refuse_offer" type="object" string="Refuse" icon="fa-close" invisible="state == 'accepted' or state == 'refused'"/>
+                <field name="partner_id" string="Partner"/>
+             </list>
+        </field>
+    </record>
+</odoo>