srkod - estate addon practice

estate/__init__.py

@@ -0,0 +1,3 @@
+from . import models
+
+__all__ = ["models"]

estate/__manifest__.py

@@ -0,0 +1,16 @@
+{
+    "name": "Estate",
+    "depends": ["base"],
+    "author": "Sreedev Kodichath <srkod@odoo.com>",
+    "license": "LGPL-3",
+    "data": [
+        # datafiles
+        "security/ir.model.access.csv",
+        # views
+        "views/estate_property.xml",
+        "views/estate_property_type.xml",
+        "views/estate_property_tag.xml",
+        "views/estate_property_offer.xml",
+        "views/estate_menus.xml",
+    ],
+}

estate/models/__init__.py

@@ -0,0 +1,13 @@
+from . import (
+    estate_property,
+    estate_property_offer,
+    estate_property_tag,
+    estate_property_type,
+)
+
+__all__ = [
+    "estate_property",
+    "estate_property_offer",
+    "estate_property_tag",
+    "estate_property_type",
+]

estate/models/estate_property.py

@@ -0,0 +1,117 @@
+from odoo.tools.float_utils import float_compare, float_is_zero
+from odoo import api, models, fields, _
+from dateutil.relativedelta import relativedelta
+from odoo.exceptions import UserError, ValidationError
+
+
+class EstateProperty(models.Model):
+    _name = "estate.property"
+    _description = "Estate Property"
+    _order = "id desc"
+
+    active = fields.Boolean(default=True)
+    state = fields.Selection(
+        string="State",
+        copy=False,
+        default="new",
+        required=True,
+        selection=[
+            ("new", "New"),
+            ("offer_recd", "Offer Received"),
+            ("offer_accepted", "Offer Accepted"),
+            ("sold", "Sold"),
+            ("cancelled", "Cancelled"),
+        ],
+    )
+    name = fields.Char(required=True)
+    description = fields.Text()
+    postcode = fields.Char()
+    date_availability = fields.Date(
+        default=(fields.Date.today() + relativedelta(months=3)), copy=False
+    )
+    seller_id = fields.Many2one(
+        "res.users", string="Sales Person", default=lambda self: self.env.user
+    )
+    buyer_id = fields.Many2one("res.partner", string="Buyer")
+
+    expected_price = fields.Float(required=True)
+    _check_expected_price = models.Constraint(
+        "CHECK(expected_price > 0)", "Expected price should be positive."
+    )
+    selling_price = fields.Float(readonly=True, copy=False)
+    _check_selling_price = models.Constraint(
+        "CHECK(selling_price > 0)", "Selling price must be positive."
+    )
+
+    best_price = fields.Float(compute="_compute_best_price")
+    property_tag_ids = fields.Many2many("estate.property.tag", string="Property Tags")
+    bedrooms = fields.Integer(default=2)
+    living_area = fields.Integer()
+    facades = fields.Integer()
+    garage = fields.Boolean()
+    garden = fields.Boolean()
+    garden_area = fields.Integer("Property Garden Area")
+    total_area = fields.Integer(compute="_compute_total_area")
+    property_type_id = fields.Many2one("estate.property.type", string="Property Type")
+    offer_ids = fields.One2many("estate.property.offer", "property_id", string="Offers")
+    garden_orientation = fields.Selection(
+        string="Garden Orientation",
+        selection=[
+            ("north", "North"),
+            ("south", "South"),
+            ("east", "East"),
+            ("west", "West"),
+        ],
+        help="Select garden orientation",
+    )
+
+    @api.depends("living_area", "garden_area")
+    def _compute_total_area(self):
+        for property in self:
+            property.total_area = property.living_area + property.garden_area
+
+    @api.depends("offer_ids.price")
+    def _compute_best_price(self):
+        for property in self:
+            property.best_price = max(property.offer_ids.mapped("price"), default=0)
+
+    @api.onchange("garden")
+    def _onchange_garden(self):
+        for property in self:
+            if property.garden:
+                property.garden_area = 10
+                property.garden_orientation = "north"
+            else:
+                property.garden_area = None
+                property.garden_orientation = None
+
+    def action_cancel_property(self):
+        for property in self:
+            if property.state == "sold":
+                raise UserError(_("Sold properties cannot be cancelled."))
+            else:
+                property.state = "cancelled"
+                return True
+
+    def action_sold_property(self):
+        for property in self:
+            if property.state == "cancelled":
+                raise UserError(_("Cancelled properties cannot be sold."))
+            else:
+                property.state = "sold"
+                return True
+
+    @api.constrains("selling_price")
+    def _check_selling_price(self):
+        for property in self:
+            if not float_is_zero(property.selling_price, precision_digits=2) and (
+                float_compare(
+                    property.selling_price,
+                    0.9 * property.expected_price,
+                    precision_digits=2,
+                )
+                == -1
+            ):
+                raise ValidationError(
+                    _("Selling price is not atleast 90% of expected price.")
+                )

estate/models/estate_property_offer.py

@@ -0,0 +1,66 @@
+from odoo import api, models, fields, _
+from dateutil.relativedelta import relativedelta
+from odoo.exceptions import UserError
+
+
+class EstatePropertyOffer(models.Model):
+    _name = "estate.property.offer"
+    _description = "Offer made on properties"
+    _order = "price desc"
+
+    price = fields.Float()
+    _check_price = models.Constraint(
+        "CHECK(price > 0)", "Offer price must be positive."
+    )
+
+    status = fields.Selection(
+        string="status",
+        selection=[
+            ("accepted", "Accepted"),
+            ("refused", "Refused"),
+        ],
+        help="Offer Status",
+    )
+
+    partner_id = fields.Many2one("res.partner", required=True)
+    property_id = fields.Many2one("estate.property", required=True)
+    validity = fields.Integer(default=7)
+    date_deadline = fields.Date(
+        compute="_compute_date_deadline", inverse="_compute_validity"
+    )
+
+    @api.depends("validity", "create_date")
+    def _compute_date_deadline(self):
+        for offer in self:
+            offer.date_deadline = (
+                offer.create_date or fields.Date.today()
+            ) + relativedelta(days=offer.validity)
+
+    def action_accept_offer(self):
+        for offer in self:
+            is_not_actionable = any(
+                pstat == "accepted"
+                for pstat in offer.property_id.offer_ids.mapped("status")
+            )
+            if is_not_actionable:
+                raise UserError(
+                    _("An offer has already been accepted for this property.")
+                )
+            else:
+                offer.status = "accepted"
+                offer.property_id.buyer_id = offer.partner_id
+                offer.property_id.selling_price = offer.price
+                offer.property_id.state = "sold"
+                return True
+
+    def action_reject_offer(self):
+        for offer in self:
+            offer.status = "refused"
+        return True
+
+    @api.depends("create_date", "date_deadline")
+    def _compute_validity(self):
+        for offer in self:
+            offer.validity = (
+                offer.date_deadline - (offer.create_date or fields.Date.today()).date()
+            ).days

estate/models/estate_property_tag.py

@@ -0,0 +1,15 @@
+from odoo import models, fields
+
+
+class EstatePropertyTag(models.Model):
+    _name = "estate.property.tag"
+    _description = "Tag representing an attribute's presence in a property"
+    _order = "name"
+
+    active = fields.Boolean(default=True)
+    color = fields.Integer(string="Color")
+    name = fields.Char(required=True)
+    _name_uniq = models.Constraint(
+        "unique (name)",
+        "Each tag name must be unique.",
+    )

estate/models/estate_property_type.py

@@ -0,0 +1,18 @@
+from odoo import models, fields
+
+
+class EstatePropertyType(models.Model):
+    _name = "estate.property.type"
+    _description = "type of the estate property"
+    _order = "name"
+
+    active = fields.Boolean(default=True)
+    name = fields.Char(required=True)
+    sequence = fields.Integer(string="Sequence", default=1, help="Used for ordering")
+    _name_uniq = models.Constraint(
+        "unique (name)",
+        "Each property type name must be unique.",
+    )
+    property_ids = fields.One2many(
+        "estate.property", "property_type_id", string="Properties"
+    )

estate/security/ir.model.access.csv

@@ -0,0 +1,5 @@
+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_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_estate_property_offer,access_estate_property_offer,model_estate_property_offer,base.group_user,1,1,1,1

estate/views/estate_menus.xml

@@ -0,0 +1,21 @@
+<?xml version="1.0"?>
+<odoo>
+  <menuitem id="estate.app_menu" name="Estate">
+    <menuitem id="advertisements_list_menu" name="Advertisements">
+      <menuitem 
+        id="estate.advertisements_properties_list_menu_item"
+        name="Properties"
+        action="estate.estate_property_list_form" />
+    </menuitem>
+    <menuitem id="estate.settings_list_menu" name="Settings">
+      <menuitem 
+        id="estate.advertisements_property_types_list_menu_item"
+        name="Property Types"
+        action="estate.estate_property_type_list_form" />
+      <menuitem 
+        id="estate.advertisements_property_tag_list_menu_item"
+        name="Property Tags"
+        action="estate.estate_property_tag_list_form" />
+    </menuitem>
+  </menuitem>
+</odoo>

estate/views/estate_property.xml

@@ -0,0 +1,115 @@
+<?xml version="1.0"?>
+<odoo>
+  <record id="estate.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" 
+            decoration-success="state == 'offer_recd' or state == 'offer_accepted'" 
+            decoration-bf="state == 'offer_accepted'"
+            decoration-muted="state == 'sold'">
+        <field name="name" string="Name" />
+        <field name="postcode" string="Postcode" />
+        <field name="property_tag_ids" string="Tags" widget="many2many_tags" />
+        <field name="bedrooms" string="Bedrooms" />
+        <field name="living_area" string="Living Area (sqm)" />
+        <field name="expected_price" string="Expected Price" />
+        <field name="selling_price" string="Selling Price" />
+        <field name="date_availability" string="Available From" optional="hidden" />
+      </list>
+    </field>
+  </record>
+  <record id="estate.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>
+        <header>
+          <group invisible="state == 'sold' or state == 'cancelled'">
+            <button name="action_cancel_property" string="Cancel" type="object" icon="fa-trash" />
+            <button name="action_sold_property" string="Sold" type="object" icon="fa-check" />
+          </group>
+          <field name="state" widget="statusbar" statusbar_visible="new,offer_recd,offer_accepted,sold" />
+        </header>
+        <group>
+          <group>
+            <field name="name" />
+            <field name="property_tag_ids" string="Tags" widget="many2many_tags" options="{'color_field': 'color'}" />
+          </group>  
+        </group>
+        <group>
+          <group>
+            <field name="postcode" string="Postcode" />
+            <field name="date_availability" string="Available From" />
+          </group>
+          <group>
+            <field name="expected_price" string="Expected Price" />
+            <field name="selling_price" string="Selling Price" />
+            <field name="best_price" string="Best Price" />
+          </group>
+        </group>
+        <notebook>
+          <page string="Description">
+            <group>
+              <group>
+                <field name="description" string="Description" />
+                <field name="garage" string="Garage" />
+                <field name="garden" string="Garden" />
+                <field name="garden_area" string="Garden Area (sqm)" invisible="not garden"/>
+                <field name="garden_orientation" string="Garden Orientation" invisible="not garden"/>
+              </group>
+              <group>
+                <group>
+                  <field name="bedrooms" string="Bedrooms" />
+                  <field name="living_area" string="Living Area (sqm)" />
+                  <field name="facades" string="Facades" />
+                  <field name="total_area" string="Total Area" />
+                </group>
+              </group>
+            </group>
+            <group>
+              <field name="property_type_id" string="Property Type" options="{'no_create': true}" />
+              <field name="seller_id" string="Sales Person" />
+              <field name="buyer_id" string="Buyer" />
+            </group>
+          </page>
+          <page string="Offers">
+            <group>
+              <field 
+                name="offer_ids"
+                context="{'list_view_of': 'estate.estate_property_offer_list_form'}"
+                readonly="state == 'offer_accepted' or state == 'sold' or state == 'cancelled'" />
+            </group>
+          </page>
+        </notebook>
+      </form>
+    </field>
+  </record>
+
+  <record id="estate.estate_property_view_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">
+        <field name="name" string="Title" />
+        <field name="postcode" string="Postcode" />
+        <field name="expected_price" string="Expected Price" />
+        <field name="bedrooms" string="Bedrooms" />
+        <field name="living_area" string="Living Area (sqm)" filter_domain="[('living_area', '&gt;=', self)]" />
+        <field name="facades" string="Facades" />
+        <separator/>
+        <filter name="available" string="Available" domain="['|', ('state', '=', 'new'), ('state', '=', 'offer_recd')]"/>
+        <group>
+          <filter name="group_by_postcode" string="Group by Postcode" context="{'group_by':'postcode'}" />
+        </group>
+      </search>
+    </field>
+  </record>
+
+  <record id="estate.estate_property_list_form" model="ir.actions.act_window">
+    <field name="name">Estate Properties</field>
+    <field name="res_model">estate.property</field>
+    <field name="view_mode">list,form</field>
+    <field name="context">{'search_default_available': True}</field>
+  </record>
+</odoo>