[ADD] estate: created a new module

Estate/__init__.py

@@ -0,0 +1 @@
+from . import models

Estate/__manifest__.py

@@ -0,0 +1,18 @@
+{
+    'name': 'estate',
+    'depends': ['base'],
+    'application': True,
+    'installable': True,
+    'author': 'estate',
+    'category': 'Tutorials',
+    'license': 'AGPL-3',
+    'data': [
+        'security/ir.model.access.csv',
+        'views/estate_property_type_views.xml',
+        'views/estate_property_offer_views.xml',
+        'views/estate_property_tags_views.xml',
+        'views/estate_property_views.xml',
+        'views/res_users_view.xml',
+        'views/estate_menus.xml',
+    ],
+}

Estate/models/__init__.py

@@ -0,0 +1,5 @@
+from . import estate_property
+from . import estate_property_offer
+from . import estate_property_type
+from . import estate_property_tag
+from . import res_users

Estate/models/estate_property.py

@@ -0,0 +1,109 @@
+from datetime import timedelta
+
+from odoo import models, fields, api
+from odoo.exceptions import ValidationError
+
+
+class EstateProperty(models.Model):
+    _name = "estate.property"
+    _description = "Real Estate Property"
+    _order = "id desc"
+    name = fields.Char(required=True)
+    description = fields.Text()
+    postcode = fields.Char()
+    create_date = fields.Datetime()
+    expected_price = fields.Float(required=True)
+    selling_price = fields.Float()
+    bedrooms = fields.Integer()
+    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"),("canceled", "Canceled")], required=True, copy=False , )
+    property_type_id = fields.Many2one("estate.property.type", string="Property Type")
+    buyer_id = fields.Many2one("res.partner", string="Buyer")
+    salesperson_id = fields.Many2one("res.users", string="Salesperson")
+    tag_ids = fields.Many2many("estate.property.tag", string="Tags")
+    offer_ids = fields.One2many("estate.property.offer", "property_id", string="Offers")
+    total_area = fields.Float(compute="_compute_total_area", string="Total Area", store=True)
+    best_price = fields.Float(compute="_compute_best_price", string="Best Offer", store=True)
+    validity_days = fields.Integer(default=7)
+    date_deadline = fields.Date(compute="_compute_date_deadline",inverse="_inverse_date_deadline",store=True,)
+    property_type_id = fields.Many2one("estate.property.type", string="Property Type")
+
+    _check_price = models.Constraint(
+        'CHECK(expected_price > 0 AND selling_price >= 0)',
+        'The expected price of a property must be strictly positive.'
+    )
+
+    @api.depends("living_area", "garden_area")
+    def _compute_total_area(self):
+        for record in self:
+            record.total_area = (record.living_area or 0) + (record.garden_area or 0)
+
+    @api.depends("offer_ids.price")
+    def _compute_best_price(self):
+        for record in self:
+            record.best_price = max(record.offer_ids.mapped("price")) if record.offer_ids else 0.0
+
+    @api.depends("create_date", "validity_days")
+    def _compute_date_deadline(self):
+        for record in self:
+            create_date = record.create_date or fields.Date.today()
+            if hasattr(create_date, "date"):
+                create_date = create_date.date()
+            record.date_deadline = create_date + timedelta(days=record.validity_days)
+
+    def _inverse_date_deadline(self):
+        for record in self:
+            create_date = record.create_date or fields.Date.today()
+            if hasattr(create_date, "date"):
+                create_date = create_date.date()
+            delta = (record.date_deadline - create_date).days if record.date_deadline else 0
+            record.validity_days = delta
+
+    @api.onchange("garden")
+    def _onchange_garden(self):
+        for record in self:
+            if record.garden:
+                record.garden_area = 10
+                record.garden_orientation = "north"
+            else:
+                record.garden_area = 0
+                record.garden_orientation = False
+
+    def action_set_sold(self):
+        for record in self:
+            record.state = "sold"
+
+    def action_set_canceled(self):
+        for record in self:
+            record.state = "canceled"
+
+    def action_set_next_status(self):
+        for record in self:
+            if record.state == "new":
+                record.state = "offer_received"
+            elif record.state == "offer_received":
+                record.state = "offer_accepted"
+            elif record.state == "offer_accepted":
+                record.state = "sold"
+
+    def action_back_to_new(self):
+        for record in self:
+            record.state = "new"
+
+    @api.constrains("selling_price", "expected_price")
+    def _check_selling_price_ratio(self):
+        for record in self:
+            if record.selling_price < 0.9 * record.expected_price:
+                raise ValidationError("Selling price must be at least 90% of the expected price")
+
+    def _unlink(self):
+        for record in self:
+            if record.state in ["new"]:
+                raise ValidationError("You cannot delete a new or canceled property.")
+        return super().unlink()

Estate/models/estate_property_offer.py

@@ -0,0 +1,33 @@
+from odoo import models, fields, api
+from odoo.exceptions import ValidationError
+
+
+class EstatePropertyOffer(models.Model):
+    _name = "estate.property.offer"
+    _description = "Real Estate Property Offer"
+    _order = "price desc"
+    price = fields.Float(required=True)
+    status = fields.Selection(
+        [
+            ('pending', 'Pending'),
+            ('accepted', 'Accepted'),
+            ('refused', 'Refused'),
+        ],
+    )
+
+    property_id = fields.Many2one("estate.property", string="Property", required=True)
+    partner_id = fields.Many2one("res.partner", string="Buyer", required=True)
+
+    def action_accept_offer(self):
+        for record in self:
+            record.status = 'accepted'
+
+    def action_refuse_offer(self):
+        for record in self:
+            record.status = 'refused'
+
+    @api.constrains("price")
+    def _check_price_ratio(self):
+        for record in self:
+            if record.price <= 0.0:
+                raise ValidationError("Price must be greater than 0")

Estate/models/estate_property_tag.py

@@ -0,0 +1,10 @@
+from odoo import models, fields
+
+
+class EstatePropertyTag(models.Model):
+    _name = "estate.property.tag"
+    _description = "Real Estate Property Tag"
+    _order = "name desc"
+    color = fields.Integer( string='Color Index', default=3)
+
+    name = fields.Char(required=True)

Estate/models/estate_property_type.py

@@ -0,0 +1,31 @@
+from odoo import models, fields, api
+from odoo.exceptions import ValidationError
+
+
+class EstatePropertyType(models.Model):
+    _name = "estate.property.type"
+    _description = "Real Estate Property Type"
+    _order="name desc"
+
+    name = fields.Char(required=True)
+    property_ids = fields.One2many("estate.property", "property_type_id", string="Properties")
+    sequence = fields.Integer('Sequence', default=7)
+    offer_count = fields.Integer(string="Number of Offers",compute="_compute_offer_count")
+
+    _check_type_name_unique_ratio = models.Constraint(
+        'CHECK(name)',
+        'The property name must be unique.'
+    )
+    @api.depends('property_ids.offer_ids')
+    def _compute_offer_count(self):
+        for property_type in self:
+            offer_count = 0
+            for property in property_type.property_ids:
+                offer_count += len(property.offer_ids)
+            property_type.offer_count = offer_count
+    @api.constrains('name')
+    def _check_type_name_unique(self):
+        for record in self:
+            existing_type = self.search([('name', '=', record.name)])
+            if existing_type:
+                raise ValidationError(f"The property type name '{record.name}' must be unique.")

Estate/models/res_users.py

@@ -0,0 +1,9 @@
+from odoo import models, fields
+
+
+class ResUsers(models.Model):
+    _inherit = "res.users"
+
+    estate_property_ids = fields.One2many(
+        "estate.property", "salesperson_id", string="Properties as Salesperson"
+    )

Estate/security/ir.model.access.csv

@@ -0,0 +1,6 @@
+id,name,model_id/id,group_id/id,perm_read,perm_write,perm_create,perm_unlink
+estate.access_estate_property,access_estate_property,model_estate_property,base.group_user,1,1,1,1
+estate.access_estate_property_offer,access_estate_property_offer,model_estate_property_offer,base.group_user,1,1,1,1
+estate.access_estate_property_type,access_estate_property_type,model_estate_property_type,base.group_user,1,1,1,1
+estate.access_estate_property_tag,access_estate_property_tag,model_estate_property_tag,base.group_user,1,1,1,1
+estate.access_res_users,access_res_users,model_res_users,base.group_user,1,1,1,1

Estate/views/estate_menus.xml

@@ -0,0 +1,40 @@
+<?xml version="1.0" encoding="utf-8"?>
+<odoo>
+
+    <menuitem id="estate_root_menu" name="Estate"/>
+
+    <menuitem id="estate_advertisement_menu"
+              name="Advertisements"
+              parent="estate_root_menu"/>
+    <menuitem id="estate_property_menu"
+              name="Properties"
+              parent="estate_advertisement_menu"
+              action="action_estate_property"/>
+    <menuitem id="estate_property_list_menu"
+              name="List"
+              parent="estate_property_menu"
+              action="action_estate_property"/>
+
+    <menuitem id="estate_property_form_menu"
+              name="Form"
+              parent="estate_property_menu"
+              action="estate_property_form_action"/>
+
+    <menuitem id="menu_estate_settings"
+        name="Settings"
+        parent="estate_root_menu" />
+    <menuitem id="menu_estate_property_type_action_settings"
+        name="Property Types"
+        parent="menu_estate_settings"
+        action="estate_property_type_action" />
+
+    <menuitem id="menu_estate_property_tag_action_settings"
+        name="Property Tags"
+        parent="menu_estate_settings"
+        action="action_estate_property_tag" />
+
+    <menuitem id="menu_estate_users_action_settings"
+        name="Users"
+        parent="menu_estate_settings"
+        action="action_res_users_estate_properties" />
+</odoo>

Estate/views/estate_property_offer_views.xml

@@ -0,0 +1,34 @@
+<odoo>
+
+    <record id="estate_property_offer_tree_view" 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>
+                <field name="price" />
+                <field name="partner_id" />
+                <button name="action_accept_offer" string="accept" type="object" invisible="status in ['accepted', 'refused']" />
+                <button name="action_refuse_offer" string="refuse" type="object" invisible="status in ['accepted', 'refused']" />
+                <field name="status" />
+            </list>
+        </field>
+    </record>
+
+    <record id="estate_property_offer_form_view" 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>
+                <sheet>
+                    <group>
+                        <field name="price"/>
+                        <field name="partner_id"/>
+                        <field name="status"/>
+                        <button name="action_accept_offer" string="accept" type="object" invisible="status in ['accepted', 'refused']" />
+                        <button name="action_refuse_offer" string="refuse" type="object" invisible="status in ['accepted', 'refused']" />
+                    </group>
+                </sheet>
+            </form>
+        </field>
+    </record>
+</odoo>

Estate/views/estate_property_tags_views.xml

@@ -0,0 +1,17 @@
+<odoo>
+    <record id="action_estate_property_tag" 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="view_estate_property_tag_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>
+                <field name="name"/>
+                <field name="color" widget="color_picker"/>
+            </list>
+        </field>
+    </record>
+</odoo>

Estate/views/estate_property_type_views.xml

@@ -0,0 +1,40 @@
+<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="view_estate_property_type_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>
+                <field name="name"/>
+            </list>
+        </field>
+    </record>   
+    <record id="view_estate_property_type_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>
+                <sheet>
+                    <header>
+                        <field name="offer_count" string="Offers:-" readonly="1"/>
+                    </header>   
+                    <group>
+                        <field name="name"/>
+                        <field name="property_ids" widget="one2many_list">
+                            <list>
+                                <field name="name"/>
+                                <field name="expected_price"/>
+                                <field name="selling_price"/>
+                                <field name="state"/>
+                            </list>
+                        </field>
+                    </group>
+                </sheet>
+            </form>
+        </field>
+    </record>
+</odoo>