YAGHO Onboarding

estate/__init__.py

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+from . import models

estate/__manifest__.py

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+{
+    'name': "Real estate",
+    'version': "0.1",
+    'depends': [
+        'base'
+        ],
+    'descritpion': "A module for me to know how to develop modules at Odoo, also sell real estate",
+    'author': "yagho",
+    'application': True,
+    'installable': True,
+    'license': "LGPL-3",
+    'data': [
+        'security/ir.model.access.csv',
+        'views/res_users_child_views.xml',
+        'views/estate_property_offer_views.xml',
+        'views/estate_property_type_views.xml',
+        'views/estate_property_tag_views.xml',
+        'views/estate_property_views.xml',
+        'views/estate_property_menu_views.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 res_users_child

estate/models/estate_property.py

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+from odoo import api, fields, models
+from datetime import date
+from dateutil.relativedelta import relativedelta
+from odoo.exceptions import UserError
+
+
+class EstateProperty(models.Model):
+    _name = "estate.property"
+    _description = "property data"
+    _order = "id desc"
+
+    name = fields.Char(required=True)
+    description = fields.Text()
+    postcode = fields.Char()
+    date_availability = fields.Date(copy=False, default=date.today() + relativedelta(months=3))
+    expected_price = fields.Float()
+    selling_price = fields.Float(readonly=True, copy=False)
+    best_offer = fields.Float(compute='_compute_best_offer', readonly=True)
+    bedrooms = fields.Integer('# Bedrooms', default=2)
+    living_area = fields.Integer('living area size')
+    facades = fields.Integer('# Facades')
+    garage = fields.Boolean()
+    garden = fields.Boolean()
+    garden_area = fields.Integer('garden size')
+    total_area = fields.Integer(readonly=True, compute='_compute_area')
+    garden_orientation = fields.Selection(
+        string='Orientation',
+        selection=[('North', 'North'), ('West', 'West'), ('East', 'East'), ('South', 'South')]
+    )
+    active = fields.Boolean(default=True)
+    state = fields.Selection(
+        string='State',
+        selection=[('New', 'New'), ('Offer Received', 'Offer Received'), ('Offer Accepted', 'Offer Accepted'), ('Sold', 'Sold'), ('Cancelled', 'Cancelled')],
+        required=True,
+        copy=False,
+        default="New"
+    )
+    type_id = fields.Many2one("estate.property.type", string="type")
+    buyer_id = fields.Many2one("res.partner", string="buyer", copy=False)
+    salesperson_id = fields.Many2one("res.users", string="salesperson", default=lambda self: self.env.user)
+    tag_ids = fields.Many2many("estate.property.tag", string="tag")
+    offer_ids = fields.One2many("estate.property.offer", "property_id", string="offer")
+
+    _check_expected_price = models.Constraint(
+        'CHECK(expected_price > 0)',
+        'The expected_price of any property must be strictly positive.',
+    )
+
+    @api.depends('living_area', 'garden_area')
+    def _compute_area(self):
+        for property in self:
+            property.total_area = property.living_area + property.garden_area
+
+    @api.depends('offer_ids.price')
+    def _compute_best_offer(self):
+        for property in self:
+            prices = property.offer_ids.mapped('price')
+            property.best_offer = max(prices, default=0.0)
+
+    def action_sold(self):
+        if (self.state != "Cancelled"):
+            self.state = "Sold"
+        else:
+            raise UserError("A cancelled property can not be sold")
+        return True
+
+    def action_cancel(self):
+        if (self.state != "Sold"):
+            self.state = "Cancelled"
+        else:
+            raise UserError("A sold property can not be cancelled")
+        return True
+
+    @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.ondelete(at_uninstall=False)
+    def _unlink_property(self):
+        for property in self:
+            if (property.state not in ['New', 'Cancelled']):
+                raise UserError("Only new or cancelled properties can be deleted")

estate/models/estate_property_offer.py

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+from odoo import api, fields, models
+from datetime import date
+from dateutil.relativedelta import relativedelta
+from odoo.exceptions import UserError, ValidationError
+from odoo.tools.float_utils import float_compare, float_is_zero
+
+
+class EstatePropertyOffer(models.Model):
+    _name = "estate.property.offer"
+    _description = "property offer"
+    _order = "price desc"
+
+    price = fields.Float()
+    status = fields.Selection(
+        string='status',
+        selection=[('Accepted', 'Accepted'), ('Refused', 'Refused')],
+        copy=False
+    )
+    validity = fields.Integer(default=7)
+    date_deadline = fields.Date(compute="_compute_date_deadline", inverse="_inverse_date_deadline")
+    partner_id = fields.Many2one("res.partner", string="partner", required=True)
+    property_id = fields.Many2one("estate.property", required=True)
+    property_type_id = fields.Many2one(related="property_id.type_id", store=True)
+
+    @api.depends('validity')
+    def _compute_date_deadline(self):
+        for offer in self:
+            if offer.create_date:
+                offer.date_deadline = offer.create_date + relativedelta(days=offer.validity)
+            else:
+                offer.date_deadline = date.today() + relativedelta(days=offer.validity)
+
+    @api.depends()
+    def _inverse_date_deadline(self):
+        for offer in self:
+            offer.validity = (offer.date_deadline - date.today()).days
+            if offer.validity < 0:
+                offer.validity = 0
+
+    def action_accept(self):
+        if (self.property_id.selling_price != 0.0):
+            raise UserError("Property already sold")
+        else:
+            self.property_id.selling_price = self.price
+            self.property_id.buyer_id = self.partner_id
+            self.status = 'Accepted'
+        return True
+
+    def action_refuse(self):
+        self.status = 'Refused'
+        return True
+
+    @api.constrains('price')
+    def _check_price_validity(self):
+        if (float_is_zero(self.price, 0)):
+            raise ValidationError("Offered price must be at least a euro")
+        min_amount = self.property_id.expected_price * 0.9
+        if (float_compare(self.price, min_amount, 2) < 0):
+            raise ValidationError("Offered price must be at least 90% of the expected price")
+
+    @api.model_create_multi
+    def create(self, vals_list):
+        property_ids = [property['property_id'] for property in vals_list]
+        Properties = self.env['estate.property'].browse(property_ids)
+        for Property in Properties:
+            if Property.state in ['Sold']:
+                raise UserError("Can't create offers for an already sold property")
+            if (Property.offer_ids):
+                curr_lowest_offer = min(Property.offer_ids.mapped('price'))
+                if float_compare(vals_list[0]['price'], curr_lowest_offer, 2) < 0:
+                    raise ValidationError("Offered price must be higher than already existing offers")
+
+            if not Property.offer_ids:
+                Property.state = 'Offer Received'
+        return super().create(vals_list)

estate/models/estate_property_tag.py

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+from odoo import fields, models
+
+
+class EstatePropertyTag(models.Model):
+    _name = "estate.property.tag"
+    _description = "property tags"
+    _order = "name"
+
+    name = fields.Char(required=True)
+    color = fields.Integer()
+
+    _unique_name = models.Constraint(
+        'unique(name)',
+        'A tag must have a unique name.',
+    )

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 = "name"
+
+    name = fields.Char(required=True)
+    property_ids = fields.One2many('estate.property', 'type_id', string="property")
+    sequence = fields.Integer('Sequence', default=1)
+    offer_ids = fields.One2many('estate.property.offer', 'property_type_id', string="offer")
+    offer_count = fields.Integer('Number of offers', compute="_compute_number_of_offers")
+
+    _unique_name = models.Constraint(
+        'unique(name)',
+        'A property type must have a unique name.',
+    )
+
+    @api.depends('offer_ids')
+    def _compute_number_of_offers(self):
+        for property_type in self:
+            property_type.offer_count = len(property_type.offer_ids)

estate/models/res_users_child.py

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+from odoo import fields, models
+
+
+class ResUsersChild(models.Model):
+    _inherit = 'res.users'
+
+    property_ids = fields.One2many('estate.property', 'salesperson_id', string="sales person", 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_testate_property,access_estate_property,model_estate_property,base.group_user,1,1,1,1
+access_testate_property_type,access_estate_property_type,model_estate_property_type,base.group_user,1,1,1,1
+access_testate_property_tag,access_estate_property_tag,model_estate_property_tag,base.group_user,1,1,1,1
+access_testate_property_offer,access_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.tests.common import TransactionCase
+from odoo.exceptions import UserError
+from odoo.tests import tagged
+
+
+@tagged('post_install', '-at_install')
+class EstateTestCase(TransactionCase):
+
+    @classmethod
+    def setUpClass(cls):
+        super().setUpClass()
+
+        cls.properties = cls.env['estate.property'].create([{
+            'name': 'property 1',
+            'expected_price': 100,
+        }])
+
+        cls.partner = cls.env['res.partner'].create([{
+            'name': 'myCompany',
+        }])
+
+    def test_sell_no_offer(self):
+        Offer = self.env['estate.property.offer'].create([{
+            'price': 92,
+            'property_id': self.properties.id,
+            'partner_id': self.partner.id,
+        }])
+
+        self.properties.offer_ids = [Offer.id]
+
+        with self.assertRaises(UserError):
+            self.properties.action_sold()
+
+        self.assertRecordValues(self.properties, [
+           {'state': 'Offer Received'},
+        ])
+
+    def test_offer_sold_property(self):
+        Offer = self.env['estate.property.offer'].create([{
+            'price': 93,
+            'property_id': self.properties.id,
+            'partner_id': self.partner.id,
+        }])
+
+        self.properties.offer_ids = [Offer.id]
+        Offer.action_accept()
+        self.properties.action_sold()
+
+        with self.assertRaises(UserError):
+            self.env['estate.property.offer'].create([{
+                'price': 94,
+                'property_id': self.properties.id,
+                'partner_id': self.partner.id,
+            }])
+
+        self.assertEqual(len(self.properties.offer_ids), 1)

estate/views/estate_property_menu_views.xml

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+<?xml version="1.0" encoding="utf-8"?>
+<odoo>
+    <menuitem id="estate_property_menu_root" name="Estate">
+        <menuitem id="estate_property_menu_properties" name="ADs">
+            <menuitem id="estate_property_menu_action" action="estate_property_action"/>
+        </menuitem>
+        <menuitem id="estate_property_menu_settings" 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/views/estate_property_offer_views.xml

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+<?xml version="1.0"?>
+<odoo>
+    <data>
+        <record id="estate_property_offer_action" model="ir.actions.act_window">
+            <field name="name">estate property offer</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="Channel"  editable="bottom" decoration-success="status in ['Accepted']" decoration-danger="status in ['Refused']">
+                    <field name="price"/>
+                    <field name="partner_id"/>
+                    <!-- <field name="status"/> -->
+                    <field name="validity"/>
+                    <button name="action_accept" string="Accept" type="object" icon="fa-check" invisible="status"/>
+                    <button name="action_refuse" string="Refuse" type="object" icon="fa-ban" invisible="status"/>
+                    <field name="date_deadline"/>
+                    <field name="property_type_id"/>
+                </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="Test">
+                    <sheet>
+                        <group>
+                            <field name="price"/>
+                            <field name="partner_id"/>
+                            <field name="status"/>
+                            <field name="validity"/>
+                            <field name="date_deadline"/>
+                        </group>
+                    </sheet>
+                </form>
+            </field>
+        </record>
+    </data>
+</odoo>

estate/views/estate_property_tag_views.xml

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+<?xml version="1.0"?>
+<odoo>
+    <data>
+        <record id="estate_property_tag_action" model="ir.actions.act_window">
+            <field name="name">estate property tag</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"/>
+                </list>
+            </field>
+        </record>
+    </data>
+</odoo>