auber - Technical Training

estate/__init__.py

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+from . import models

estate/__manifest__.py

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+{
+    'name': 'Real Estate',
+    'depends': ['base'],
+    'data': [
+        'security/ir.model.access.csv',
+
+        'views/estate_property_tag_views.xml',
+        'views/estate_property_offer_views.xml',
+        'views/estate_property_type_views.xml',
+        'views/estate_property_views.xml',
+        'views/estate_menus.xml',
+        'views/res_users_views.xml',
+    ],
+    'installable': True,
+    'application': True,
+    'author': "Odoo",
+    'license': 'AGPL-3'
+}

estate/models/__init__.py

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+from . import property
+from . import property_offer
+from . import property_tag
+from . import property_type
+from . import res_users

estate/models/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, float_is_zero
+
+
+class Property(models.Model):
+    _name = 'estate.property'
+    _description = "Estate property"
+    _order = 'id desc'
+
+    name = fields.Char(string="Title", required=True)
+    description = fields.Text()
+    postcode = fields.Char()
+    date_availability = fields.Date(
+        string="Available From",
+        default=lambda self: fields.Date.today() + relativedelta(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(string="Garden Area (sqm)")
+    garden_orientation = fields.Selection(
+        selection=[('north', 'North'), ('south', 'South'), ('east', 'East'), ('west', 'West')]
+    )
+    state = fields.Selection(
+        default="new",
+        string="Status",
+        selection=[
+            ('new', 'New'),
+            ('offer_received', 'Offer Received'),
+            ('offer_accepted', 'Offer Accepted'),
+            ('sold', 'Sold'),
+            ('cancelled', 'Cancelled'),
+        ],
+        required=True,
+        copy=False,
+    )
+    active = fields.Boolean(default=True)
+    property_type_id = fields.Many2one('estate.property.type', string="Property Type")
+    partner_id = fields.Many2one('res.partner', string="Buyer", readonly=True)
+    user_id = fields.Many2one('res.users', string="Salesman", default=lambda self: self.env.user)
+    tag_ids = fields.Many2many('estate.property.tag', string="Property Tags")
+    offer_ids = fields.One2many('estate.property.offer', 'property_id', string="Offers")
+    total_area = fields.Integer(string="Total Area (sqm)", compute='_compute_total_area')
+    best_offer = fields.Float(default=0.0, compute="_compute_best_offer")
+
+    _expected_price_strictly_pos = models.Constraint(
+        "CHECK(expected_price > 0)", "The expected price must be strictly positive."
+    )
+    _selling_price_pos = models.Constraint(
+        "CHECK(selling_price >= 0)", "The selling price must be positive."
+    )
+
+    @api.depends('living_area', 'garden_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_offer(self):
+        for record in self:
+            record.best_offer = max(record.offer_ids.mapped('price')) if record.offer_ids else 0.0
+
+    @api.onchange('garden')
+    def _onchange_garden(self):
+        self.garden_area = 10 if self.garden else 0
+        self.garden_orientation = 'north' if self.garden else ''
+
+    @api.constrains('selling_price', 'expected_price')
+    def _check_selling_price(self):
+        for record in self:
+            if (
+                not float_is_zero(record.selling_price, precision_digits=2) and
+                float_compare(record.selling_price, record.expected_price * 0.9, precision_digits=2) == -1
+            ):
+                raise ValidationError(
+                    self.env._(
+                        "The selling price must be at least 90% of the expected price! "
+                        "You must reduce the expected price if you want to accept this offer."
+                    )
+                )
+
+    def action_set_sold(self):
+        if self.state == 'cancelled':
+            raise UserError(self.env._("Cancelled properties cannot be sold."))
+
+        self.state = 'sold'
+        return True
+
+    def action_set_cancelled(self):
+        if self.state == 'sold':
+            raise UserError(self.env._("Sold properties cannot be cancelled."))
+
+        self.state = 'cancelled'
+        return True
+
+    @api.ondelete(at_uninstall=False)
+    def _unlink_except_new_or_cancelled(self):
+        for record in self:
+            if record.state not in ['new', 'cancelled']:
+                raise UserError(
+                    self.env._("Only new and cancelled properties can be deleted.")
+                )

estate/models/property_offer.py

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+from dateutil.relativedelta import relativedelta
+
+from odoo import api, fields, models
+from odoo.exceptions import UserError
+
+
+class PropertyOffer(models.Model):
+    _name = 'estate.property.offer'
+    _description = "Property Offer"
+    _order = "price desc"
+
+    price = fields.Float()
+    status = fields.Selection(selection=[('accepted', 'Accepted'), ('refused', 'Refused')], copy=False)
+    partner_id = fields.Many2one('res.partner', required=True)
+    property_id = fields.Many2one('estate.property', required=True)
+    property_type_id = fields.Many2one(related='property_id.property_type_id', store=True)
+    validity = fields.Integer(default=7, string="Validity (days)")
+    deadline = fields.Date(compute='_compute_deadline', inverse='_inverse_deadline')
+
+    _price_pos = models.Constraint(
+        "CHECK(price > 0)", "The offer price must be strictly positive."
+    )
+
+    @api.depends('validity')
+    def _compute_deadline(self):
+        for record in self:
+            create_date = record.create_date or fields.Date.today()
+            record.deadline = create_date + relativedelta(days=record.validity)
+
+    def _inverse_deadline(self):
+        for record in self:
+            record.validity = (record.deadline - fields.Date.to_date(record.create_date)).days
+
+    def action_confirm(self):
+        self.status = 'accepted'
+        for offer in self.property_id.offer_ids:
+            if offer.id == self.id:
+                continue
+
+            offer.status = 'refused'
+
+        self.property_id.state = 'offer_accepted'
+        self.property_id.partner_id = self.partner_id
+        self.property_id.selling_price = self.price
+        return True
+
+    def action_refuse(self):
+        self.status = 'refused'
+        return True
+
+    @api.model_create_multi
+    def create(self, vals):
+        for record in vals:
+            property = self.env['estate.property'].browse(record['property_id'])
+            min_price = min(property.offer_ids.mapped('price')) if property.offer_ids else 0.0
+            if record['price'] < min_price:
+                raise UserError(self.env._("The offer must be higher than %d.", min_price))
+
+            property.state = 'offer_received'
+
+        return super().create(vals)

estate/models/property_tag.py

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+from odoo import fields, models
+
+
+class PropertyTag(models.Model):
+    _name = 'estate.property.tag'
+    _description = "Property Tag"
+    _order = "name"
+
+    name = fields.Char(required=True)
+    color = fields.Integer()
+
+    _name_uniq = models.Constraint("UNIQUE(name)", "The name must be unique.")

estate/models/property_type.py

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+from odoo import api, fields, models
+
+
+class PropertyType(models.Model):
+    _name = 'estate.property.type'
+    _description = "Property Type"
+    _order = "sequence desc, name"
+
+    name = fields.Char(required=True)
+    property_ids = fields.One2many('estate.property', 'property_type_id')
+    sequence = fields.Integer(help="Used to order property types. Higher is better.")
+    offer_ids = fields.One2many('estate.property.offer', 'property_type_id')
+    offer_count = fields.Integer(compute='_compute_offer_count')
+
+    _name_uniq = models.Constraint("UNIQUE(name)", "The name must be unique.")
+
+    @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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+from odoo import fields, models
+
+
+class ResUsers(models.Model):
+    _inherit = 'res.users'
+
+    property_ids = fields.One2many('estate.property', 'user_id', domain="[('active', '=', 'True')]")

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"?>
+<odoo>
+    <menuitem id="estate_property_menu_root" name="Real Estate">
+        <menuitem id="estate_property_advertisements_menu" name="Advertisements">
+            <menuitem id="estate_property_model_menu_action" action="estate_property_model_action"/>
+        </menuitem>
+        <menuitem id="estate_property_settings_menu" name="Settings">
+            <menuitem id="estate_property_type_model_menu_action" action="estate_property_type_model_action"/>
+            <menuitem id="estate_property_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_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="Property Offer">
+                <sheet>
+                    <group>
+                        <group>
+                            <field name="price"/>
+                            <field name="partner_id"/>
+                            <field name="validity"/>
+                            <field name="deadline"/>
+                        </group>
+                    </group>
+                </sheet>
+            </form>
+        </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="Property Offer" editable="bottom" decoration-success="status == 'accepted'"
+                  decoration-danger="status == 'refused'">
+                <field name="price"/>
+                <field name="partner_id"/>
+                <field name="validity"/>
+                <field name="deadline"/>
+                <button name="action_confirm" type="object" title="Accept" icon="fa-check" invisible="status"/>
+                <button name="action_refuse" type="object" title="Refuse" icon="fa-times" invisible="status"/>
+            </list>
+        </field>
+    </record>
+
+    <record id="estate_property_offer_model_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>
+</odoo>

estate/views/estate_property_tag_views.xml

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+<?xml version="1.0"?>
+<odoo>
+    <record id="estate_property_tag_model_view_form" model="ir.ui.view">
+        <field name="name">estate.property.tag.form</field>
+        <field name="model">estate.property.tag</field>
+        <field name="arch" type="xml">
+            <form string="Property Tag">
+                <sheet>
+                    <group>
+                        <field name="name"/>
+                    </group>
+                </sheet>
+            </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="Property Tag" editable="bottom">
+                <field name="name"/>
+            </list>
+        </field>
+    </record>
+
+    <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>
+</odoo>

estate/views/estate_property_type_views.xml

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+<?xml version="1.0"?>
+<odoo>
+    <record id="estate_property_type_view_form" 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>
+                    <div name="button_box">
+                        <button name="%(estate.estate_property_offer_model_action)d" type="action"
+                                class="oe_stat_button" icon="fa-id-card-o">
+                            <div class="o_field_widget o_stat_info">
+                                <span class="o_stat_value">
+                                    <field name="offer_count"/>
+                                </span>
+                                <span class="o_stat_text">Offers</span>
+                            </div>
+                        </button>
+                    </div>
+                    <div class="oe_title">
+                        <h1 class="mb32">
+                            <field name="name" class="mb16"/>
+                        </h1>
+                    </div>
+                    <notebook>
+                        <page name="Properties">
+                            <field name="property_ids" readonly="True">
+                                <list string="Properties" delete="False">
+                                    <field name="name"/>
+                                    <field name="expected_price"/>
+                                    <field name="state"/>
+                                </list>
+                            </field>
+                        </page>
+                    </notebook>
+                </sheet>
+            </form>
+        </field>
+    </record>
+
+    <record id="estate_property_type_view_list" 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="Property Type">
+                <field name="sequence" widget="handle"/>
+                <field name="name"/>
+            </list>
+        </field>
+    </record>
+
+    <record id="estate_property_type_model_action" 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>
+</odoo>