trcaz - Tutorial PR

estate/__init__.py

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+# Part of Odoo. See LICENSE file for full copyright and licensing details.
+
+from . import models

estate/__manifest__.py

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+# Part of Odoo. See LICENSE file for full copyright and licensing details.
+
+{
+    'name': 'Estate',
+    'depends': [
+        'base',
+    ],
+    'version': '19.0.0.0',
+    'installable': True,
+    'application': True,
+    'data': [
+        'views/res_users_views.xml',
+        'views/estate_property_offer_views.xml',
+        'views/estate_property_tag_views.xml',
+        'views/estate_property_type_views.xml',
+        'views/estate_property_views.xml',
+        'views/estate_menus.xml',
+        'security/ir.model.access.csv',
+    ],
+}

estate/models/__init__.py

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+# Part of Odoo. See LICENSE file for full copyright and licensing details.
+
+from . import (
+    estate_property,
+    estate_property_offer,
+    estate_property_tag,
+    estate_property_type,
+    res_users,
+)

estate/models/estate_property.py

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+from datetime import date, timedelta
+
+from odoo import _, api, fields, models
+from odoo.exceptions import UserError
+
+
+class Property(models.Model):
+    _name = "estate.property"
+    _description = "Test description for estate.property model"
+    _order = "id DESC"
+
+    name = fields.Char(required=True)
+    expected_price = fields.Float(required=True)
+    property_type_id = fields.Many2one("estate.property.type", string="Property Type")
+    state = fields.Selection(
+        selection=[("new", "New"), ("offer_received", "Offer Received"), ("offer_accepted", "Offer accepted"), ("sold", "Sold"), ("cancelled", "Cancelled")],
+        default="new",
+    )
+    description = fields.Text()
+    postcode = fields.Char()
+    selling_price = fields.Float(copy=False, readonly=True)
+    date_availability = fields.Date(copy=False, default=lambda: date.today() + timedelta(days=90))
+    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")])
+    active = fields.Boolean(default=True)
+    buyer_id = fields.Many2one("res.partner", string="Buyer")
+    salesperson_id = fields.Many2one("res.users", string="Salesperson", copy=False, default=lambda self: self.env.user)
+    tags_ids = fields.Many2many("estate.property.tag", string="Tags")
+    offer_ids = fields.One2many("estate.property.offer", "property_id", string="Offers")
+    total_area = fields.Float(compute="_compute_total_area")
+    best_price = fields.Float(compute="_compute_best_price")
+
+    _check_expected_price = models.Constraint(
+        "CHECK(expected_price > 0)",
+        "The expected price must be strictly positive",
+    )
+    _check_selling_price = models.Constraint(
+        "CHECK (selling_price >= 0)",
+        "The selling price must be positive",
+    )
+
+    @api.depends("garden_area", "living_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_price(self):
+        for record in self:
+            record.best_price = max(o.price for o in record.offer_ids) if record.offer_ids else 0
+
+    @api.onchange("garden")
+    def _onchange_garden(self):
+        if self.garden:
+            self.garden_area = 10
+            self.garden_orientation = "north"
+        else:
+            self.garden_area = None
+            self.garden_orientation = None
+
+    @api.ondelete(at_uninstall=False)
+    def _prevent_deletion_unless_new_or_cancelled(self):
+        for record in self:
+            if record.state not in ['new', 'cancelled']:
+                raise UserError(_("A property can only be deleted if its state is 'New' or 'Cancelled'"))
+
+    def action_property_cancel(self):
+        for record in self:
+            if record.state == "sold":
+                raise UserError(_("A sold property cannot be cancelled."))
+            record.state = "cancelled"
+        return True
+
+    def action_property_sold(self):
+        for record in self:
+            if record.state == "cancelled":
+                raise UserError(_("A cancelled property cannot be sold."))
+            record.state = "sold"
+        return True

estate/models/estate_property_offer.py

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+from datetime import datetime, timedelta
+
+from odoo import _, api, exceptions, fields, models
+from odoo.tools.float_utils import float_compare
+
+
+class PropertyOffer(models.Model):
+    _name = "estate.property.offer"
+    _description = "Test description for estate.property.offer model"
+    _order = "price DESC"
+
+    price = fields.Float()
+    status = fields.Selection(
+        string="Offer Status",
+        copy=False,
+        selection=[("accepted", "Accepted"), ("refused", "Refused")])
+    partner_id = fields.Many2one("res.partner", required=True)
+    property_id = fields.Many2one("estate.property", required=True)
+    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", store=True)
+
+    _check_price = models.Constraint(
+        "CHECK (price > 0)",
+        "The price must be strictly positive",
+    )
+
+    @api.depends("validity")
+    def _compute_date_deadline(self):
+        for record in self:
+            # record.create_date is "falsy" so if checking with `record.create_date if hasattr(record.create_date) else datetime.today()` then it's true because it hasattr but it's None so it's converted to false
+            record.date_deadline = ((record.create_date or datetime.today()) + timedelta(days=record.validity)).date()
+
+    def _inverse_date_deadline(self):
+        for record in self:
+            record.validity = (record.date_deadline - record.create_date.date()).days
+
+    @api.constrains("price")
+    def _check_selling_price_90_percent(self):
+        for record in self:
+            if float_compare(record.price, 0.9 * record.property_id.expected_price, precision_digits=2) == -1:
+                raise exceptions.UserError(_("The selling price cannot be lower than 90% of the expected price"))
+
+    @api.depends("property_id", "property_id.offer_ids")
+    def action_offer_accept(self):
+        for record in self:
+            if any(o.status == "accepted" for o in record.property_id.offer_ids):
+                raise exceptions.UserError(_("Cannot accept more than one offer"))
+            if float_compare(record.price, 0.9 * record.property_id.expected_price, precision_digits=2) == -1:
+                raise exceptions.UserError(_("The selling price cannot be lower than 90% of the expected price"))
+            record.status = "accepted"
+            record.property_id.buyer_id = record.partner_id
+            record.property_id.state = 'offer_accepted'
+            record.property_id.selling_price = record.price
+
+    @api.model_create_multi
+    def create(self, vals_list):
+        for record in vals_list:
+            property = self.env['estate.property'].browse(record['property_id'])
+            property.state = 'offer_received'
+        return super().create(vals_list)
+
+    def action_offer_refuse(self):
+        self.status = "refused"  # assigns the same value to all the records

estate/models/estate_property_tag.py

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+from odoo import fields, models
+
+
+class PropertyTag(models.Model):
+    _name = "estate.property.tag"
+    _description = "Test description for estate.property.tag model"
+    _order = "name"
+
+    name = fields.Char(required=True)
+    color = fields.Integer()
+
+    _check_name = models.Constraint(
+        "UNIQUE (name)",
+        "Property tag name must be unique",
+    )

estate/models/estate_property_type.py

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+from odoo import api, fields, models
+
+
+class PropertyType(models.Model):
+    _name = "estate.property.type"
+    _description = "Test description for estate.property.type model"
+    _order = "name"
+
+    name = fields.Char(required=True)
+    sequence = fields.Integer('Sequence', default=1, help="Used to order types.")
+    property_ids = fields.One2many("estate.property", "property_type_id", string="Properties")
+    offers_ids = fields.One2many("estate.property.offer", "property_type_id", string="Offers")
+    offer_count = fields.Integer(compute="_compute_offer_count", default=0)
+
+    _check_name = models.Constraint(
+        "UNIQUE (name)",
+        "Property type name must be unique",
+    )
+
+    @api.depends("offers_ids")
+    def _compute_offer_count(self):
+        for record in self:
+            record.offer_count = len(record.offers_ids or [])

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", "salesperson_id", string="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
+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_tag,access_estate_property_tag,model_estate_property_tag,base.group_user,1,1,1,1
+access_estate_property_offer,access_estate_property_offer,model_estate_property_offer,base.group_user,1,1,1,1

estate/views/estate_menus.xml

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+<?xml version="1.0" encoding="UTF-8"?>
+<!-- the root elements of the data file -->
+<odoo>
+    <menuitem id="estate_menu_root" name="Real Estate">
+        <menuitem id="estate_first_level_menu" name="Advertisements">
+            <menuitem id="estate_model_menu_action" action="estate_property_model_action"/>
+        </menuitem>
+        <menuitem id="estate_settings_menu" name="Settings">
+            <menuitem id="estate_proprty_type_model_menu_action" action="estate_property_type_model_action"/>
+            <menuitem id="estate_proprty_tag_model_menu_action" action="estate_property_tag_model_action"/>
+        </menuitem>
+    </menuitem>
+</odoo>

estate/views/estate_property_offer_views.xml

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+<?xml version="1.0"?>
+<odoo>
+    <record id="estate_property_offer_view_list" model="ir.ui.view">
+        <field name="name">estate.property.offer.view.list</field>
+        <field name="model">estate.property.offer</field>
+        <field name="arch" type="xml">
+            <list string="Property offer list test string?" editable="bottom" decoration-success="status == 'accepted'" decoration-danger="status == 'refused'">
+                <field name="partner_id" />
+                <field name="property_type_id"/>
+                <field name="price" />
+                <button name="action_offer_accept" string="Mark as Accepted" type="object" icon="fa-check" invisible="status"/>
+                <button name="action_offer_refuse" string="Mark as Refused"  type="object" icon="fa-xmark" invisible="status"/>
+                <field name="validity" />
+                <field name="date_deadline" />
+            </list>
+        </field>
+    </record>
+
+    <record id="estate_property_offer_view_form" model="ir.ui.view">
+        <field name="name">estate.property.offer.view.form</field>
+        <field name="model">estate.property.offer</field>
+        <field name="arch" type="xml">
+            <form string="Property offer form test string?">
+                <sheet>
+                    <group>
+                        <field name="partner_id" />
+                        <field name="price" />
+                        <field name="status" />
+                        <field name="validity" />
+                        <field name="date_deadline" />
+                    </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_property_tag_model_action" 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.view.list</field>
+        <field name="model">estate.property.tag</field>
+        <field name="arch" type="xml">
+            <list string="Property tag list test string?" editable="bottom">
+                <field name="name"/>
+            </list>
+        </field>
+    </record>
+
+    <record id="estate_property_tag_view_form" model="ir.ui.view">
+        <field name="name">estate.property.tag.view.form</field>
+        <field name="model">estate.property.tag</field>
+        <field name="arch" type="xml">
+            <form string="Property tag form test string?">
+                <sheet>
+                    <div class="oe_title">
+                        <div class="oe_edit_only">
+                            <label for="name"/>
+                        </div>
+                        <h1 class="mb32">
+                            <field name="name" class="mb16"/>
+                        </h1>
+                    </div>
+                </sheet>
+            </form>
+        </field>
+    </record>
+
+
+    <record id="estate_property_tag_view_search" model="ir.ui.view">
+        <field name="name">estate.property.tag.view.search</field>
+        <field name="model">estate.property.tag</field>
+        <field name="arch" type="xml">
+            <search string="Estate property tag search string?">
+                <field name="name" />
+            </search>
+        </field>
+    </record>
+</odoo>