real estate module (ibmah)

estate/__init__.py

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+from . import models

estate/__manifest__.py

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+{
+    "name": "estate",
+    "version": "1.0",
+    "depends": ["base"],
+    "author": "Odoo S.A.",
+    "category": "Real Estate",
+    "description": """
+    Description text
+    """,
+    "application": True,
+    "installable": True,
+    "data": [
+        "data/ir.model.access.csv",
+        "views/estate_property_views.xml",
+        "views/estate_property_type.xml",
+        "views/estate_property_tag.xml",
+        "views/estate_property_offer.xml",
+        "views/estate_menus.xml",
+    ],
+}

estate/data/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/models/__init__.py

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+from . import (estate_property, estate_property_offer, estate_property_tag,
+               estate_property_type)

estate/models/estate_property.py

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+from datetime import datetime
+
+from dateutil.relativedelta import relativedelta
+from odoo import api, exceptions, fields, models, tools
+from odoo.tools.float_utils import float_compare
+
+
+class EstateProperty(models.Model):
+    _name = "estate.property"
+    _description = "Estate Property data model"
+
+    name = fields.Char(required=True)
+    description = fields.Text()
+    active = fields.Boolean(default=True)
+    postcode = fields.Char()
+    date_availability = fields.Date(
+        copy=False, default=datetime.now() + relativedelta(month=3)
+    )
+    expected_price = fields.Float(required=True)
+    _check_expected_price = models.Constraint(
+        "CHECK(expected_price > 0)",
+        "The expected price for a property has to be positive",
+    )
+    selling_price = fields.Float(readonly=True, copy=False)
+    _check_selling_price = models.Constraint(
+        "CHECK(selling_price > 0)",
+        "The selling price for a property has to be positive",
+    )
+    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"),
+        ],
+        help="Indicates the direction the garden is facing with respect to the house",
+    )
+    state = fields.Selection(
+        [
+            ("new", "New"),
+            ("offer_received", "Offer Received"),
+            ("offer_accepted", "Offer Accepted"),
+            ("sold", "Sold"),
+            ("cancelled", "Cancelled"),
+        ],
+        required=True,
+        copy=False,
+        default="new",
+        help="State of the proprty listing lifecycle",
+    )
+    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="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")
+    total_area = fields.Integer(compute="_compute_total_area")
+    best_price = fields.Float(compute="_compute_best_price")
+
+    @api.depends("living_area", "garden_area")
+    def _compute_total_area(self):
+        for record in self:
+            record.total_area = record.garden_area + record.living_area
+
+    @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
+            )
+
+    @api.onchange("garden")
+    def _onchange_garden(self):
+        self.garden_area = 10 if self.garden else 0
+        self.garden_orientation = "north" if self.garden else None
+
+    def sold_estate_property(self):
+        for record in self:
+            if record.state != "cancelled":
+                record.state = "sold"
+            else:
+                raise exceptions.UserError("can't sell a cancelled property")
+
+    def cancel_estate_property(self):
+        for record in self:
+            if record.state != "sold":
+                record.state = "cancelled"
+            else:
+                raise exceptions.UserError("can't cancel a sold property")
+
+    def reject_other_offers(self, winning_offer):
+        for record in self:
+            for offer in record.offer_ids:
+                if offer != winning_offer:
+                    offer.status = "refused"
+
+    @api.constrains("selling_price")
+    def _check_selling_price(self):
+        for record in self:
+            if (
+                record.selling_price
+                and tools.float_compare(
+                    record.selling_price, (90 / 100) * record.expected_price, 2
+                )
+                == -1
+            ):
+                raise exceptions.ValidationError(
+                    "The selling price cannot be lower than 90% of the expected price"
+                )

estate/models/estate_property_offer.py

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+import datetime
+
+from odoo import api, fields, models
+
+
+class EstatePropertyOffer(models.Model):
+    _name = "estate.property.offer"
+    _description = "Real estate property offer"
+
+    price = fields.Float()
+    _check_price = models.Constraint(
+        "CHECK(price > 0)",
+        "The offer price for a property has to be positive",
+    )
+    status = fields.Selection(
+        [("accepted", "Accepted"), ("refused", "Refused")], copy=False
+    )
+    partner_id = fields.Many2one("res.partner", required=True, string="Sales")
+    property_id = fields.Many2one("estate.property", required=True)
+    validity = fields.Integer(default=7)
+    date_deadline = fields.Date(
+        compute="_compute_date_deadline", inverse="_inverse_date_deadline"
+    )
+
+    @api.depends("create_date", "validity")
+    def _compute_date_deadline(self):
+        for record in self:
+            record.date_deadline = (
+                record.create_date.date()
+                if record.create_date
+                else datetime.date.today()
+            ) + datetime.timedelta(days=record.validity)
+
+    def _inverse_date_deadline(self):
+        for record in self:
+            record.validity = (record.date_deadline - record.create_date.date()).days
+
+    def action_confirm(self):
+        for record in self:
+            record.status = "accepted"
+            record.property_id.selling_price = record.price
+            record.property_id.buyer_id = record.partner_id
+            record.property_id.reject_other_offers(record)
+
+    def action_cancel(self):
+        for record in self:
+            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 = "Real estate property tags"
+
+    name = fields.Char(required=True)
+    _unique_name = models.Constraint(
+        "Unique(name)", "The property tag must have a unique name"
+    )

estate/models/estate_property_type.py

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+from odoo import fields, models
+
+
+class EstatePropertyType(models.Model):
+    _name = "estate.property.type"
+    _description = "Real Estate property type"
+
+    name = fields.Char(required=True)
+    _unique_name = models.Constraint(
+        "Unique(name)", "The property type must have a unique name"
+    )

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_first_level_menu" name="Advertisements">
+      <menuitem id="estate_property_model_menu_action" action="estate_property_action" />
+    </menuitem>
+    <menuitem id="estate_property_settings_menu" name="Settings">
+      <menuitem id="estate_property_type_model_menu_action" action="estate_property_type_action"
+        name="Property Types" />
+      <menuitem id="estate_property_tag_model_menu_action" action="estate_property_tag_action"
+        name="Property Tags" />
+    </menuitem>
+  </menuitem>
+</odoo>

estate/views/estate_property_offer.xml

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+<?xml version="1.0" encoding="UTF-8"?>
+<odoo>
+  <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="Properties">
+        <field name="price" string="Price" />
+        <field name="partner_id" string="Partner" />
+        <field name="validity" string="Validity (days)" />
+        <field name="date_deadline" string="Deadline" />
+        <field name="status" />
+        <button name="action_confirm" title="Accept" type="object" icon="fa-check" />
+        <button name="action_cancel" title="Refuse" type="object" icon="fa-times" />
+      </list>
+    </field>
+  </record>
+
+</odoo>

estate/views/estate_property_tag.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 Tags</field>
+    <field name="res_model">estate.property.tag</field>
+    <field name="view_mode">list,form</field>
+  </record>
+</odoo>

estate/views/estate_property_type.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>
+</odoo>

estate/views/estate_property_views.xml

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+<?xml version="1.0"?>
+<odoo>
+  <record id="estate_property_action" model="ir.actions.act_window">
+    <field name="name">estate property action</field>
+    <field name="res_model">estate.property</field>
+    <field name="view_mode">list,form</field>
+  </record>
+
+  <record id="estate_property_view_list" model="ir.ui.view">
+    <field name="name">estate.property.list</field>
+    <field name="model">estate.property</field>
+    <field name="arch" type="xml">
+      <list string="Properties">
+        <field name="name" string="Title" />
+        <field name="postcode" string="Postcode" />
+        <field name="bedrooms" string="Bedrooms" />
+        <field name="living_area" string="Living Area (sqm)" />
+        <field name="expected_price" />
+        <field name="selling_price" />
+        <field name="date_availability" string="Available From" />
+      </list>
+    </field>
+  </record>
+
+  <record id="estate_property_view_form" model="ir.ui.view">
+    <field name="name">estate.property.form</field>
+    <field name="model">estate.property</field>
+    <field name="arch" type="xml">
+      <form string="Test">
+        <header>
+          <button name="sold_estate_property" type="object" string="Sold" />
+          <button name="cancel_estate_property" type="object" string="Cancel" />
+        </header>
+        <sheet>
+          <group>
+            <h1 class="mb32">
+              <field name="name" placeholder="TITLE" />
+            </h1>
+          </group>
+          <field name="tag_ids" widget="many2many_tags" />
+          <separator />
+          <group>
+            <group>
+              <field name="state" string="Status" />
+              <field name="property_type_id" string="Property Type" />
+              <field name="postcode" string="Postcode" />
+              <field name="date_availability" string="Available From" />
+            </group>
+            <group>
+              <field name="expected_price" />
+              <field name="best_price" string="Best Offer" />
+              <field name="selling_price" />
+            </group>
+          </group>
+          <group>
+          </group>
+          <notebook>
+            <page string="Description">
+              <group>
+                <field name="description" />
+                <field name="bedrooms" string="Bedrooms" />
+                <field name="living_area" string="Living Area (sqm)" />
+                <field name="facades" />
+                <field name="garage" />
+                <field name="garden" />
+                <field name="garden_area" />
+                <field name="garden_orientation" />
+                <field name="total_area" string="Total Area (sqm)" />
+              </group>
+            </page>
+            <page string="Offers">
+              <group>
+                <field name="offer_ids" />
+              </group>
+            </page>
+            <page string="Other Info">
+              <group>
+                <field name="salesperson_id" />
+                <field name="buyer_id" />
+              </group>
+            </page>
+          </notebook>
+        </sheet>
+      </form>
+    </field>
+  </record>
+
+  <record id="estate_property_search" model="ir.ui.view">
+    <field name="name">estate.property.search</field>
+    <field name="model">estate.property</field>
+    <field name="arch" type="xml">
+      <search string="Search Properties">
+        <field name="name" string="Title" />
+        <field name="postcode" />
+        <field name="expected_price" />
+        <field name="bedrooms" />
+        <field name="living_area" />
+        <field name="facades" />
+        <separator />
+        <filter string="Available" name="available" domain="[('active', '=', True)]" />
+        <filter string="New" name="new" domain="[('state', '=', 'new')]" />
+        <filter string="Offer Received" name="offer_received"
+          domain="[('state', '=', 'offer_received')]" />
+        <group>
+          <filter string="Postcode" name="postcode"
+            context="{'group_by':'postcode'}" />
+        </group>
+      </search>
+    </field>
+  </record>
+</odoo>