qugeo - Technical Training

estate/__init__.py

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+from . import models

estate/__manifest__.py

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+{
+    'name': 'estate',
+    'author': 'Odoo S.A.',
+    'depends': ['base'],
+    'application': True,
+    'license': 'LGPL-3',
+
+    'data': [
+        'security/ir.model.access.csv',
+
+        'views/estate_property_views.xml',
+        'views/estate_property_type_views.xml',
+        'views/estate_property_tag_views.xml',
+        'views/estate_property_offer_views.xml',
+
+        'views/estate_menus.xml',
+
+        'views/res_users_view_form.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

estate/models/estate_property.py

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+from odoo import fields, models, api, tools
+from odoo.exceptions import UserError, ValidationError
+
+
+class EstateProperty(models.Model):
+    _name = 'estate.property'
+    _description = "Estate properties"
+    _order = 'id desc'
+
+    active = fields.Boolean(default=True)
+    state = fields.Selection([
+            ('new', "New"),
+            ('offer_received', "Offer Received"),
+            ('offer_accepted', "Offer Accepted"),
+            ('sold', "Sold"),
+            ('cancelled', "Cancelled"),
+        ], 
+        default='new'
+    )
+    name = fields.Char(required=True, string="Title")
+    description = fields.Text()
+    postcode = fields.Char()
+    date_availability = fields.Date(
+        copy=False, 
+        default=lambda self: fields.Date.add(fields.Date.today(), months=3), string="Available From")
+    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")],
+    )
+    property_type_id = fields.Many2one('estate.property.type', 
+                                       string="Property Type")
+    buyer_id = fields.Many2one('res.partner', string="Buyer", copy=False)
+    salesman_id = fields.Many2one('res.users', string="Salesman", 
+                                  default=lambda self: self.env.user)
+    property_tag_ids = fields.Many2many('estate.property.tag', string="Tags")
+    property_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', 
+                              string="Best Offer")
+
+    _check_expected_price = models.Constraint(
+        'CHECK(expected_price > 0)',
+        "The expected price of a property must be strictly positive.",
+    )
+    _check_selling_price = models.Constraint(
+        'CHECK(selling_price >= 0)',
+        "The selling price of a property 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('property_offer_ids.price')
+    def _compute_best_price(self):
+        for record in self:
+            record.best_price = max(record.property_offer_ids.mapped('price'), default=0)
+
+    @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.constrains('selling_price', 'expected_price')
+    def _check_date_end(self):
+        for record in self:
+            if (len(record.property_offer_ids) != 0) and tools.float_utils.float_compare(record.expected_price * 0.9, record.selling_price, precision_digits=2) == 1:
+                raise ValidationError(self.env._("The selling price cannot be inferior to 90% of the expected price"))
+
+    @api.ondelete(at_uninstall=False)
+    def _check_state_before_unlink(self):
+        for record in self:
+            if record.state not in {'new', 'cancelled'}:
+                raise UserError(self.env._("Only new or cancelled properties can be deleted..."))
+
+    def action_sold(self):
+        for record in self:
+            if record.state == 'cancelled':
+                raise UserError(self.env._("Cancelled properties cannot be sold."))
+            record.state = 'sold'
+        return True
+
+    def action_cancelled(self):
+        for record in self:
+            if record.state == 'sold':
+                raise UserError(self.env._("Sold properties cannot be cancelled."))
+            record.state = 'cancelled'
+        return True
+

estate/models/estate_property_offer.py

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+from odoo import fields, models, api
+from odoo.exceptions import UserError
+
+
+class EstatePropertyOffer(models.Model):
+    _name = 'estate.property.offer'
+    _description = "Estate property offers"
+    _order = 'price desc'
+
+    price = fields.Float()
+    status = fields.Selection(
+        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)
+    property_type_id = fields.Many2one(related='property_id.property_type_id')
+
+    validity = fields.Integer(default=7)
+    date_deadline = fields.Date(compute='_compute_deadline', inverse='_inverse_deadline', string="Deadline")
+
+    _check_price = models.Constraint(
+        'CHECK(price > 0)',
+        "The price of an offer must be positive.",
+    )
+
+    @api.depends('create_date', 'validity')
+    def _compute_deadline(self):
+        for record in self:
+            createDate = record.create_date or fields.Date.today()
+            record.date_deadline = fields.Date.add(createDate, days=record.validity)
+
+    def _inverse_deadline(self):
+        for record in self:
+            record.validity = (record.date_deadline - fields.Date.to_date(record.create_date)).days
+
+    @api.model
+    def create(self, vals_list):
+        for vals in vals_list:
+            propertyId = self.env['estate.property'].browse(vals['property_id'])
+            if propertyId.best_price > vals['price']:
+                raise UserError(self.env._("Cannot create an offer with a lower price than the best offer:%s",propertyId.best_price))
+            propertyId.state = 'offer_received'
+        return super().create(vals_list)
+
+    def action_refuse(self):
+        for record in self:
+            record.status = 'refused'
+        return True
+
+    def action_accept(self):
+        for record in self:
+            for offer in record.property_id.property_offer_ids:
+                offer.status = 'refused'
+            record.status = 'accepted'
+            record.property_id.selling_price = record.price
+            record.property_id.buyer_id = record.partner_id
+        return True

estate/models/estate_property_tag.py

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+from odoo import fields, models
+
+
+class EstatePropertyTag(models.Model):
+    _name = 'estate.property.tag'
+    _description = "Estate property tags"
+    _order = 'name'
+
+    name = fields.Char(required=True)
+    color = fields.Integer()
+
+    _check_name = models.Constraint(
+        'UNIQUE(name)',
+        "The name of property tag must be unique.",
+    )

estate/models/estate_property_type.py

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+from odoo import fields, models, api
+
+
+class EstatePropertyType(models.Model):
+    _name = 'estate.property.type'
+    _description = "Estate property types"
+    _order = 'sequence, name'
+
+    sequence = fields.Integer('Sequence', default=1, help="Used to order stages. Lower is better.")
+
+    name = fields.Char(required=True)
+
+    property_ids = fields.One2many('estate.property', 'property_type_id')
+
+    offer_ids = fields.One2many('estate.property.offer', 'property_type_id')
+    offer_count = fields.Integer(compute='_compute_offer_count')
+
+    _check_name = models.Constraint(
+        'UNIQUE(name)',
+        "The name of property type must be unique.",
+    )
+
+    @api.depends('offer_ids')
+    def _compute_offer_count(self):
+        for record in self:
+            record.offer_count = len(record.offer_ids)
+        return True

estate/models/res_users.py

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+from odoo import fields, models
+
+
+class resUsers(models.Model):
+    _name = 'res.users'
+    _inherit = 'res.users'
+
+    property_ids = fields.One2many('estate.property', 'salesman_id', domain=['|', ('state', '=', 'new'), ('state', '=', '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_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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+<odoo>
+    <menuitem id="estate_root_menu" name="Real Estate">
+        <menuitem id="estate_advertisement_menu" name="Advertisements">
+            <menuitem id="estate_property_menu_action" action="estate_property_action"/>
+        </menuitem>
+        <menuitem id="estate_setting_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/views/estate_property_offer_views.xml

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+<odoo>
+    <record id="estate_property_offer_action" model="ir.actions.act_window">
+        <field name="name">Properties 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="Property Offers" editable="bottom" decoration-success="status == 'accepted'" decoration-danger="status == 'refused'">
+                <field name="price"/>
+                <field name="partner_id"/>
+                <field name="validity"/>
+                <field name="date_deadline"/>
+                <button name="action_accept" title="Accept" type="object" icon="fa-check" invisible="status in ['refused','accepted']"/>
+                <button name="action_refuse" title="Refuse" type="object" icon="fa-close" invisible="status in ['refused','accepted']"/>
+                <field name="status" invisible="status in ['refused','accepted']"/>
+            </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="Property Offer">
+                <group>
+                    <field name="price"/>
+                    <field name="partner_id"/>
+                    <field name="validity"/>
+                    <field name="date_deadline"/>
+                    <field name="status"/>
+                </group>
+            </form>
+        </field>
+    </record>
+</odoo>

estate/views/estate_property_tag_views.xml

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+<odoo>
+    <record id="estate_property_tag_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.list</field>
+        <field name="model">estate.property.tag</field>
+        <field name="arch" type="xml">
+            <list string="Property Tags" 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.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>
+</odoo>

estate/views/estate_property_type_views.xml

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+<odoo>
+    <record id="estate_property_type_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>
+
+
+    <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 Types">
+                <field name="sequence" widget="handle"/>
+                <field name="name"/>
+            </list>
+        </field>
+    </record>
+
+
+    <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 class="oe_button_box" name="button_box">
+                        <button type="action" name="%(estate_property_offer_action)d" string="My Action" class="oe_stat_button" icon="fa-money">
+                            <field name="offer_count" string="Offer Count" widget="statinfo"/>
+                        </button>
+                    </div>
+                    <h1>
+                        <field name="name"/>
+                    </h1>
+                    <field name="property_ids">
+                        <list name="Properties">
+                            <field name="name"/>
+                            <field name="expected_price"/>
+                            <field name="state" string="status"/>
+                        </list>
+                    </field>
+                </sheet>
+            </form>
+        </field>
+    </record>
+</odoo>