aaha - Technical Training

estate/__init__.py

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+from . import models

estate/__manifest__.py

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+{
+    'name': 'Real Estate',
+    'depends': ['base'],
+    'application': True,
+    'data': [
+        'security/ir.model.access.csv',
+        'views/estate_property_views.xml',
+        'views/estate_property_offer_views.xml',
+        'views/estate_property_type_views.xml',
+        'views/estate_property_tag_views.xml',
+        'views/estate_menus.xml',
+    ]
+}

estate/models/__init__.py

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+from . import estate_property_offer
+from . import estate_property_tag
+from . import estate_property_type
+from . import estate_property

estate/models/estate_property.py

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+from odoo import models, fields, api
+from odoo.exceptions import UserError
+from odoo.tools.float_utils import float_is_zero, float_compare
+from odoo.exceptions import ValidationError
+
+
+class EstateProperty(models.Model):
+    _name = "estate.property"
+    _description = "Real Estate Property"
+    _order = "id desc"
+
+    name = fields.Char(required=True, string="Title")
+    description = fields.Text(string="Description")
+    postcode = fields.Char(string="Postcode")
+    date_availability = fields.Date(default=fields.Date.add(fields.Date.today(), months=3), copy=False, string="Available From")
+    expected_price = fields.Float(required=True, string="Expected Price")
+    selling_price = fields.Float(readonly=True, copy=False, string="Selling Price")
+    bedrooms = fields.Integer(default=2, string="Bedrooms")
+    living_area = fields.Integer(string="Living Area (sqm)")
+    facades = fields.Integer(string="Facades")
+    garage = fields.Boolean(string="Garage")
+    garden = fields.Boolean(string="Garden")
+    garden_area = fields.Integer(string="Garden Area (sqm)")
+    garden_orientation = fields.Selection(
+        string="Garden Orientation",
+        selection=[("north", "North"), ("south", "South"), ("east", "East"), ("west", "West")],
+        help="Type to detect orientation of the garden")
+    active = fields.Boolean(default=True)
+    state = fields.Selection(
+        default='new',
+        selection=[
+            ('new', 'New'),
+            ('offer_received', 'Offer Received'),
+            ('offer_accepted', 'Offer Accepted'),
+            ('sold', 'Sold'),
+            ('canceled', 'Canceled')])
+    salesperson = fields.Many2one("res.users", string="Salesperson", default=lambda self: self.env.user)
+    buyer = fields.Many2one("res.partner", copy=False, string="Buyer")
+    tag_ids = fields.Many2many("estate.property.tag")
+    offer_ids = fields.One2many("estate.property.offer", "property_id", string="Offers")
+    total_area = fields.Integer(compute="_compute_total_area", string="Total Area (sqm)")
+    best_price = fields.Float(compute="_compute_best_price", string="Best Price")
+    type_id = fields.Many2one("estate.property.type", string="Property Type")
+
+    _sql_constraints = [
+        ("check_expected_price", "CHECK(expected_price > 0)",
+         "A property expected price must be strictly positive."),
+        ("check_selling_price", "CHECK(selling_price >= 0)",
+         "A property selling price must be positive.")
+    ]
+
+    @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, 0.9 * record.expected_price, precision_digits = 2) < 0:
+                raise ValidationError(message="The selling price must be atleast 90% of exptected price")
+
+    @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.price")
+    def _compute_best_price(self):
+        for record in self:
+            record.best_price = max(record.offer_ids.mapped("price"), default=0.0)
+
+    @api.onchange('garden')
+    def _onchange_garden(self):
+        if self.garden:
+            self.garden_orientation = "north"
+            self.garden_area = 10
+        else:
+            self.garden_orientation = ''
+            self.garden_area = 0
+
+    def action_set_sold(self):
+        for record in self:
+            if record.state == "canceled":
+                raise UserError("Canceled properties cannot be sold")
+            record.state = "sold"
+        return True
+
+    def action_set_canceled(self):
+        for record in self:
+            if record.state == "sold":
+                raise UserError("This property has already been sold")
+            record.state = "canceled"
+        return True

estate/models/estate_property_offer.py

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+from odoo import models, fields, api
+from odoo.exceptions import UserError
+
+
+class EstatePropertyOffer(models.Model):
+    _name = "estate.property.offer"
+    _description = "Real Estate Property Offer"
+    _order = "price desc"
+
+    price = fields.Float(string="Price")
+    status = fields.Selection(copy=False, string="Status", selection=[("accepted", "Accepted"), ("refused", "Refused")])
+    partner_id = fields.Many2one("res.partner", string="Partner", required=True)
+    property_id = fields.Many2one("estate.property", required=True)
+    validity = fields.Integer(string="Validity (days)", default=7)
+    date_deadline = fields.Date(string="Deadline", compute="_compute_date_deadline", inverse="_inverse_date_deadline")
+    property_type_id = fields.Many2one("estate.property.type", related='property_id.type_id', store=True)
+
+    _sql_constraints = [
+        ("check_price", "CHECK(price > 0)",
+         "An offer price must be strictly positive.")
+    ]
+
+    @api.depends("validity")
+    def _compute_date_deadline(self):
+        for record in self:
+            record.date_deadline = fields.Date.add((record.create_date or fields.Date.today()), days=record.validity)
+
+    def _inverse_date_deadline(self):
+        for record in self:
+            record.validity = (record.date_deadline - fields.Date.to_date(record.create_date or fields.Date.today())).days
+
+    def action_accept_offer(self):
+        for record in self:
+            if record.property_id.state == 'offer_accepted' and record.property_id.buyer != record.partner_id:
+                raise UserError("This property has other accepted offer")
+            record.status = "accepted"
+            record.property_id.buyer = record.partner_id
+            record.property_id.selling_price = record.price
+            record.property_id.state = 'offer_accepted'
+        return True
+
+
+    def action_refuse_offer(self):
+        for record in self:
+            if record.property_id.buyer == record.partner_id:
+                record.property_id.buyer = None
+                record.property_id.selling_price = 0
+                record.property_id.state = 'new'
+            record.status = "refused"
+        return True

estate/models/estate_property_tag.py

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+from odoo import models, fields
+
+
+class EstatePropertyTag(models.Model):
+    _name = "estate.property.tag"
+    _description = "Real Estate Property Tag"
+    _order = "name"
+
+    _sql_constraints = [
+        ("check_unique_name", "UNIQUE(name)",
+        "A property tag name must be unique")
+    ]
+
+    name = fields.Char(required=True)
+    color = fields.Integer(string="Color")

estate/models/estate_property_type.py

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+from odoo import models, fields, api
+
+
+class EstatePropertyType(models.Model):
+    _name = "estate.property.type"
+    _description = "Real Estate Property Type"
+    _order = "sequence, name"
+
+    _sql_constraints = [
+        ("check_unique_name", "UNIQUE(name)",
+        "A property tag name must be unique")
+    ]
+
+    name = fields.Char(required=True)
+    property_ids = fields.One2many("estate.property", "type_id")
+    sequence = fields.Integer("Sequence")
+    offer_ids = fields.One2many("estate.property.offer", "property_type_id")
+    offer_count = fields.Integer(compute="_compute_offers_count")
+
+    @api.depends("offer_ids")
+    def _compute_offers_count(self):
+        for record in self:
+            record.offer_count = len(record.offer_ids)

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
+estate.access_estate_property,access_estate_property,estate.model_estate_property,base.group_user,1,1,1,1
+estate.access_estate_property_type,access_estate_property_type,estate.model_estate_property_type,base.group_user,1,1,1,1
+estate.access_estate_property_tag,access_estate_property_tag,estate.model_estate_property_tag,base.group_user,1,1,1,1
+estate.access_estate_property_offer,access_estate_property_offer,estate.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_menu_root" name="Real Estate">
+        <menuitem id="estate_level_menu_advertisements" name="Advertisements">
+            <menuitem id="estate_property_menu_action" name="Properties" action="estate_property_action"/>
+        </menuitem>
+        <menuitem id="estate_level_menu_settings" name="Settings">
+            <menuitem id="estate_property_type_menu_action" name="Property Types" action="estate_property_type_action"/>
+            <menuitem id="estate_property_tag_menu_action" name="Property Tags" action="estate_property_tag_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_tree" model="ir.ui.view">
+        <field name="name">estate.property.offer.tree</field>
+        <field name="model">estate.property.offer</field>
+        <field name="arch" type="xml">
+            <tree editable="bottom" string="Channel" 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_offer" type="object" string="Accept" icon="fa-check" invisible="status in ('accepted', 'refused')"/>
+                <button name="action_refuse_offer" type="object" string="Refuse" icon="fa-times" invisible="status in ('accepted', 'refused')"/>
+                <field name="status" invisible="1"/>
+            </tree>
+        </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">
+                <sheet>
+                    <group> 
+                        <field name="price"/>
+                        <field name="partner_id"/>
+                        <field name="validity"/>
+                        <field name="date_deadline"/>
+                        <field name="status"/>
+                    </group>
+                </sheet>
+            </form>
+        </field>
+    </record>
+
+    <record id="estate_property_offer_action" model="ir.actions.act_window">
+        <field name="name">Property Offers</field>
+        <field name="res_model">estate.property.offer</field>
+        <field name="view_mode">tree,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_action" model="ir.actions.act_window">
+        <field name="name">Add Tag</field>
+        <field name="res_model">estate.property.tag</field>
+        <field name="view_mode">tree,form</field>
+    </record>
+
+    <record id="estate_property_tag_view_tree" model="ir.ui.view">
+        <field name="name">estate.property.tag.tree</field>
+        <field name="model">estate.property.tag</field>
+        <field name="arch" type="xml">
+            <tree editable="bottom" string="Channel">
+                <field name="name"/>
+            </tree>
+        </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">
+                <sheet>
+                    <h2> 
+                        <field name="name"/>
+                    </h2>
+                </sheet>
+            </form>
+        </field>
+    </record>
+
+    <record id="estate_property_tag_view_search" model="ir.ui.view">
+        <field name="name">estate.property.tag.search</field>
+        <field name="model">estate.property.tag</field>
+        <field name="arch" type="xml">
+            <search string="Search Properties">
+                <field name="name"/>
+            </search>
+        </field>
+    </record>
+</odoo>

estate/views/estate_property_type_views.xml

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+<?xml version="1.0"?>
+<odoo>
+    <record id="estate_property_type_action" model="ir.actions.act_window">
+        <field name="name">Add Type</field>
+        <field name="res_model">estate.property.type</field>
+        <field name="view_mode">tree,form</field>
+    </record>
+
+    <record id="estate_property_type_view_tree" model="ir.ui.view">
+        <field name="name">estate.property.type.tree</field>
+        <field name="model">estate.property.type</field>
+        <field name="arch" type="xml">
+            <tree string="Channel">
+                <field name="name"/>
+                <field name="sequence" widget="handle"/>
+            </tree>
+        </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">
+                <sheet>
+                    <h2> 
+                        <field name="name"/>
+                    </h2>
+                    <notebook>
+                        <div class="oe_button_box" name="button_box">
+                            <button class="oe_stat_button" type="action" name="%(estate_property_offer_action)d" icon="fa-dollar">
+                                <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>
+                        <page string="Properties">
+                            <group>
+                                <field name="property_ids"/>
+                            </group>
+                        </page>
+                    </notebook>
+                </sheet>
+            </form>
+        </field>
+    </record>
+
+    <record id="estate_property_type_view_search" model="ir.ui.view">
+        <field name="name">estate.property.type.search</field>
+        <field name="model">estate.property.type</field>
+        <field name="arch" type="xml">
+            <search string="Search Properties">
+                <field name="name"/>
+            </search>
+        </field>
+    </record>
+</odoo>