19.0 tutorial-sasri

estate/__init__.py

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+from . import models

estate/__manifest__.py

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+{
+    "name": "Real Estate",
+    "version": "1.0",
+    "category": "Tutorial",
+    "summary": "Manage real estate properties",
+    "author": "sasri-odoo",
+    "license": "LGPL-3",
+    "depends": ["base"],
+    "data": [
+        "security/estate_security.xml",
+        "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",
+    ],
+    "application": True,
+}

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

estate/models/estate_property.py

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+from datetime import timedelta
+
+from odoo import api, fields, models
+
+from odoo.exceptions import UserError
+
+
+class EstateProperty(models.Model):
+    _name = "estate.property"
+    _description = "Real Estate Property"
+
+    name = fields.Char()
+    description = fields.Text(required=True)
+    postcode = fields.Char()
+    date_availability = fields.Date(
+        default=lambda self: fields.Date.today() + timedelta(days=90),
+        copy=False,
+    )
+    expected_price = fields.Float(readonly=True, copy=False)
+    selling_price = fields.Float()
+    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(
+        [
+            ('north', "North"),
+            ('south', "South"),
+            ('east', "East"),
+            ('west', "West"),
+        ]
+    )
+    active = fields.Boolean(default=True)
+    state = fields.Selection(
+        [
+            ('new', "New"),
+            ('offer_received', "Offer Received"),
+            ('offer_accepted', "Offer Accepted"),
+            ('sold', "Sold"),
+            ('cancelled', "Cancelled"),
+        ],
+        readonly=True,
+        default="new",
+        required=True,
+        copy=False,
+    )
+    property_type_id = fields.Many2one(
+        "estate.property.type",
+        string="Property Type",
+    )
+    buyer_id = fields.Many2one(
+        "res.partner",
+        string="Buyer",
+        copy=False,
+    )
+    user_id = fields.Many2one(
+        "res.users",
+        string="Salesperson",
+        default=lambda self: self.env.user,
+    )
+    tag_ids = fields.Many2many(
+        "estate.property.tag",
+        string="Tags",
+    )
+    offer_ids = fields.One2many(
+        "estate.property.offer",
+        "property_id",
+        string="Offers",
+    )
+    total_area = fields.Float(
+        string="Total Area",
+        compute="_compute_total_area"
+    )
+    best_price = fields.Float(
+        string="Best Price",
+        compute="_computer_best_price"
+    )
+
+    @api.depends("living_area", "garden_area")
+    def _compute_total_area(self):
+        for record in self:
+            record.total_area = (record.living_area or 0.0) + (record.garden_area or 0.0)
+
+    @api.depends("offer_ids.price")
+    def _computer_best_price(self):
+        for record in self:
+            if record.offer_ids:
+                record.best_price = max(record.offer_ids.mapped("price"))
+            else:
+                record.best_price = 0.0
+
+    @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 = False
+
+    def action_cancel(self):
+        for record in self:
+            if record.state == "sold":
+                raise UserError("A sold property cannot be cancelled")
+            record.state = "cancelled"
+
+    def action_sold(self):
+        for record in self:
+            if record.state == "cancelled":
+                raise UserError("A cancelled property cannot be sold")
+            accepted = record.offer_ids.filtered(
+                lambda o: o.status == "accepted"
+            )
+            if not accepted:
+                raise UserError("You must accept an offer before selling.")
+            record.state = "sold"

estate/models/estate_property_offer.py

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+from datetime import timedelta
+
+from odoo import api, fields, models
+
+from odoo.exceptions import UserError
+
+
+class EstatePropertyOffer(models.Model):
+    _name = "estate.property.offer"
+    _description = "Property Offer"
+
+    price = fields.Float(required=True)
+    status = fields.Selection(
+        [
+            ('accepted', "Accepted"),
+            ('refused', "Refused"),
+        ],
+        copy=False,
+    )
+    partner_id = fields.Many2one(
+        "res.partner",
+        string="Buyer",
+        required=True,
+    )
+    property_id = fields.Many2one(
+        "estate.property",
+        string="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"
+    )
+
+    @api.depends("create_date", "validity")
+    def _compute_date_deadline(self):
+        for record in self:
+            base_date = record.create_date.date() if record.create_date else fields.Date.today()
+            record.date_deadline = base_date + timedelta(days=record.validity)
+
+    def _inverse_date_deadline(self):
+        for record in self:
+            if record.create_date and record.date_deadline:
+                delta = record.date_deadline - record.create_date.date()
+                record.validity = delta.days
+
+    def action_accept(self):
+        for record in self:
+            if record.property_id.state in ["cancelled", "sold"]:
+                raise UserError("Cannot accept an offer for a cancelled or sold property")
+            accepted_offers = record.property_id.offer_ids.filtered(
+                lambda o: o.status == "accepted"
+            )
+            if accepted_offers:
+                raise UserError("an offer has already been accepted for this property")
+            record.status = "accepted"
+            record.property_id.selling_price = record.price
+            record.property_id.buyer_id = record.partner_id
+            record.property_id.state = "offer_accepted"
+
+    def action_refuse(self):
+        for record in self:
+            if record.property_id.state in ["cancelled", "sold"]:
+                raise UserError("Cannot modify offers for a sold or cancelled property")
+            if record.status == "accepted":
+                record.property_id.selling_price = 0.0
+                record.property_id.buyer_id = False
+                record.property_id.state = "new"
+            record.status = "refused"

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 Tag"
+
+    name = fields.Char(required=True)

estate/models/estate_property_type.py

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+from odoo import fields, models
+
+
+class EstatePropertyType(models.Model):
+    _name = "estate.property.type"
+    _description = "Property Type"
+
+    name = fields.Char(required=True)

estate/security/estate_security.xml

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+<odoo>
+    <record id="group_estate_manager" model="res.groups">
+        <field name="name">Estate Manager</field>
+    </record>
+</odoo>

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
+access_estate_property_manager,access_estate_property_manager,model_estate_property,estate.group_estate_manager,1,1,1,1

estate/views/estate_menus.xml

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+<?xml version="1.0" encoding="UTF-8"?>
+
+<odoo>
+    <menuitem id="estate_menu_root" name="Real Estate">
+        <menuitem id="estate_menu_properties" name="Properties">
+            <menuitem
+                id="estate_menu_properties_action"
+                action="estate_property_action"
+            />
+        </menuitem>
+        <menuitem id="estate_menu_property_type" name="Property Type">
+            <menuitem
+                id="estate_menu_property_type_action"
+                action="estate_property_type_action"
+            />
+        </menuitem>
+        <menuitem id="estate_menu_property_tag" name="Property Tag">
+            <menuitem
+                id="estate_menu_property_tag_action"
+                action="estate_property_tag_action"
+            />
+        </menuitem>
+        <menuitem id="estate_menu_property_offer" name="Property Offer">
+            <menuitem
+                id="estate_menu_property_offer_action"
+                action="estate_property_offer_action"
+            />
+        </menuitem>
+
+    </menuitem>
+</odoo>

estate/views/estate_property_offer_views.xml

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+<?xml version="1.0" encoding="UTF-8"?>
+<odoo>
+
+    <record id="estate_property_offer_action" model="ir.actions.act_window">
+        <field name="name">Offer</field>
+        <field name="res_model">estate.property.offer</field>
+        <field name="view_mode">list,form</field>
+    </record>
+
+    <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>
+                <field name="price"/>
+                <field name="partner_id"/>
+                <field name="status"/>
+                <field name="property_id"/>
+            </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>
+                <sheet>
+                    <group>
+                        <field name="price"/>
+                        <field name="partner_id"/>
+                        <field name="status"/>
+                        <field name="validity"/>
+                        <field name="date_deadline"/>
+                        <field name="property_id"/>
+                    </group>
+                </sheet>
+            </form>
+        </field>
+    </record>
+
+</odoo>

estate/views/estate_property_tag_views.xml

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+<?xml version ="1.0" encoding="UTF-8"?>
+<odoo>
+
+    <record id="estate_property_tag_action" model="ir.actions.act_window">
+        <field name="name">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.view.list</field>
+        <field name="model">estate.property.tag</field>
+        <field name="arch" type="xml">
+            <list>
+                <field name="name"/>
+            </list>
+        </field>
+    </record>
+
+</odoo>

estate/views/estate_property_type_views.xml

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+<?xml version="1.0" encoding="UTF-8"?>
+<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.view.list</field>
+        <field name="model">estate.property.type</field>
+        <field name="arch" type="xml">
+            <list>
+                <field name="name"/>
+            </list>
+        </field>
+    </record>
+
+    <record id="estate_property_type_view_form" model="ir.ui.view">
+        <field name="name">estate.property.type.view.form</field>
+        <field name="model">estate.property.type</field>
+        <field name="arch" type="xml">
+            <form>
+                <sheet>
+                    <group>
+                        <field name="name"/>
+                    </group>
+                </sheet>
+            </form>
+        </field>
+    </record>
+
+</odoo>