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awesome_kanban/__manifest__.py

@@ -1,26 +1,24 @@
 # -*- coding: utf-8 -*-
 {
-    'name': "Awesome Kanban",
-    'summary': """
+    "name": "Awesome Kanban",
+    "summary": """
         Starting module for "Master the Odoo web framework, chapter 4: Customize a kanban view"
     """,
-
-    'description': """
+    "description": """
         Starting module for "Master the Odoo web framework, chapter 4: Customize a kanban view.
     """,
-
-    'version': '0.1',
-    'application': True,
-    'category': 'Tutorials/AwesomeKanban',
-    'installable': True,
-    'depends': ['web', 'crm'],
-    'data': [
-        'views/views.xml',
+    "version": "0.1",
+    "application": True,
+    "category": "Tutorials/AwesomeKanban",
+    "installable": True,
+    "depends": ["web", "crm"],
+    "data": [
+        "views/views.xml",
     ],
-    'assets': {
-        'web.assets_backend': [
-            'awesome_kanban/static/src/**/*',
+    "assets": {
+        "web.assets_backend": [
+            "awesome_kanban/static/src/**/*",
         ],
     },
-    'license': 'AGPL-3'
+    "license": "AGPL-3",
 }

estate/__init__.py

@@ -0,0 +1,2 @@
+# -*- coding: utf-8 -*-
+from . import models

estate/__manifest__.py

@@ -0,0 +1,24 @@
+# -*- coding: utf-8 -*-
+{
+    "name": "Estate",
+    "summary": """
+        Tutorial starting module
+    """,
+    "description": """
+        Tutorial starting module
+    """,
+    "author": "Cemal Faruk Guney",
+    "category": "Tutorials/Estate",
+    "version": "0.1",
+    "depends": ["base"],
+    "application": True,
+    "data": [
+        "security/ir.model.access.csv",
+        "views/estate_property_tag_views.xml",
+        "views/estate_property_offer_views.xml",
+        "views/estate_property_type_views.xml",
+        "views/estate_property_views.xml",
+        "views/estate_menus.xml",
+    ],
+    "license": "AGPL-3",
+}

estate/models/__init__.py

@@ -0,0 +1,4 @@
+from . import estate_property
+from . import estate_property_type
+from . import estate_property_tag
+from . import estate_property_offer

estate/models/estate_property.py

@@ -0,0 +1,145 @@
+from odoo import fields, models, api
+from dateutil.relativedelta import relativedelta
+from odoo.exceptions import UserError, ValidationError
+from odoo.tools import float_compare, float_is_zero
+
+
+class EstateProperty(models.Model):
+    _name = 'estate.property'
+    _description = "Estate Property"
+    _order = 'id desc'
+    _sql_constraints = [
+        (
+            'check_expected_price_strictly_positive',
+            'CHECK(expected_price > 0)',
+            "The expected price should be strictly positive.",
+        ),
+        (
+            'check_selling_price_positive',
+            'CHECK(selling_price >= 0)',
+            "The selling price should be positive.",
+        ),
+    ]
+
+    name = fields.Char("Title", required=True)
+
+    description = fields.Text("Description")
+
+    postcode = fields.Char("Postcode")
+
+    date_availability = fields.Date(
+        "Available From",
+        copy=False,
+        default=lambda self: fields.Date.today() + relativedelta(months=3),
+    )
+
+    expected_price = fields.Float("Expected Price", required=True)
+
+    selling_price = fields.Float("Selling Price", readonly=True, copy=False)
+
+    bedrooms = fields.Integer("Bedrooms", default=2)
+
+    living_area = fields.Integer("Living Area (sqm)")
+
+    facades = fields.Integer("Facades")
+
+    garage = fields.Boolean("Garage")
+
+    garden = fields.Boolean("Garden")
+
+    garden_area = fields.Integer("Garden Area (sqm)")
+
+    garden_orientation = fields.Selection(
+        string="Garden Orientation",
+        selection=[
+            ('north', "North"),
+            ('south', "South"),
+            ('east', "East"),
+            ('west', "West"),
+        ],
+    )
+
+    state = fields.Selection(
+        string="Status",
+        required=True,
+        copy=False,
+        default="new",
+        selection=[
+            ('new', "New"),
+            ('received', "Offer Received"),
+            ('accepted', "Offer Accepted"),
+            ('sold', "Sold"),
+            ('cancelled', "Cancelled"),
+        ],
+    )
+
+    active = fields.Boolean("Active", default=True)
+
+    property_type_id = fields.Many2one('estate.property.type', "Property Type")
+
+    buyer_id = fields.Many2one('res.partner', "Buyer", copy=False)
+
+    salesperson_id = fields.Many2one(
+        'res.users', "Salesperson", default=lambda self: self.env.user
+    )
+
+    tag_ids = fields.Many2many('estate.property.tag')
+
+    offer_ids = fields.One2many('estate.property.offer', 'property_id')
+
+    total_area = fields.Float(string="Total Area (sqm)", compute='_compute_total_area')
+
+    best_price = fields.Float(string="Best Price", 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"), default=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 = ""
+
+    def action_sold(self):
+        for record in self:
+            if record.state == 'cancelled':
+                raise UserError(self.env._("Cancelled properties cannot be sold!"))
+            else:
+                record.state = 'sold'
+            return True
+
+    def action_cancel(self):
+        for record in self:
+            if record.state == 'sold':
+                raise UserError(self.env._("Sold properties cannot be cancelled!"))
+            else:
+                record.state = 'cancelled'
+            return True
+
+    @api.constrains('selling_price')
+    def _check_compare_selling_price_to_expected_price(self):
+        for record in self:
+            if (
+                not float_is_zero(record.selling_price, precision_digits=5)
+                and float_compare(
+                    record.selling_price,
+                    record.expected_price * 0.9,
+                    precision_digits=5,
+                )
+                < 0
+            ):
+                raise ValidationError(
+                    self.env._(
+                        "Selling price of a property must not be less than 90 percent of the expected price."
+                    )
+                )

estate/models/estate_property_offer.py

@@ -0,0 +1,66 @@
+from odoo import models, fields, api
+from datetime import date, timedelta
+from odoo.exceptions import UserError
+
+
+class EstatePropertyOffer(models.Model):
+    _name = 'estate.property.offer'
+    _description = "Estate Property Offer"
+    _order = 'price desc'
+    _sql_constraints = [
+        (
+            'check_price_positive',
+            'CHECK(price > 0)',
+            "An offer price must be strictly positive.",
+        )
+    ]
+
+    price = fields.Float("Price")
+    status = fields.Selection(
+        [('accepted', "Accepted"), ('refused', "Refused")], copy=False
+    )
+    partner_id = fields.Many2one('res.partner', "Partner", required=True)
+    property_id = fields.Many2one('estate.property', "Property", required=True)
+    validity = fields.Integer("Validity (days)", default=7)
+    date_deadline = fields.Date(
+        string="Deadline",
+        compute='_compute_date_deadline',
+        inverse='_inverse_date_deadline',
+    )
+    property_type_id = fields.Many2one(
+        related='property_id.property_type_id', store=True
+    )
+
+    @api.depends('validity', 'create_date')
+    def _compute_date_deadline(self):
+        for record in self:
+            if record.create_date:
+                record.date_deadline = record.create_date + timedelta(
+                    days=record.validity
+                )
+            else:
+                record.date_deadline = date.today() + timedelta(days=record.validity)
+
+    def _inverse_date_deadline(self):
+        for record in self:
+            td = record.date_deadline - record.create_date.date()
+            record.validity = td.days
+
+    def action_refuse(self):
+        for record in self:
+            if record.status == 'accepted':
+                record.property_id.selling_price = None
+                record.property_id.buyer_id = None
+            record.status = 'refused'
+
+    def action_accept(self):
+        for record in self:
+            if record.property_id.selling_price:
+                raise UserError(
+                    self.env._("There is already an accepted offer for this property.")
+                )
+            else:
+                record.status = 'accepted'
+                record.property_id.state = 'accepted'
+                record.property_id.buyer_id = record.partner_id
+                record.property_id.selling_price = record.price

estate/models/estate_property_tag.py

@@ -0,0 +1,13 @@
+from odoo import models, fields
+
+
+class EstatePropertyTag(models.Model):
+    _name = 'estate.property.tag'
+    _description = "Estate Property Tag"
+    _order = 'name'
+    _sql_constraints = [
+        ('unique_tag_name', 'UNIQUE(name)', "Property tag name must be unique.")
+    ]
+
+    name = fields.Char("Name", required=True)
+    color = fields.Integer("Color")

estate/models/estate_property_type.py

@@ -0,0 +1,23 @@
+from odoo import fields, models, api
+
+
+class EstatePropertyType(models.Model):
+    _name = 'estate.property.type'
+    _description = "Estate Property Type"
+    _order = 'name'
+    _sql_constraints = [
+        ('unique_type_name', 'UNIQUE(name)', "Property type name must be unique.")
+    ]
+
+    name = fields.Char("Type", required=True)
+    property_ids = fields.One2many('estate.property', "property_type_id")
+    sequence = fields.Integer(
+        'Sequence', default=1, help="Used to order stages. Lower is better."
+    )
+    offer_ids = fields.One2many('estate.property.offer', 'property_type_id')
+    offer_count = fields.Integer(compute='_compute_offer_count')
+
+    @api.depends('offer_ids')
+    def _compute_offer_count(self):
+        for record in self:
+            record.offer_count = len(record.offer_ids)

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
+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

estate/views/estate_menus.xml

@@ -0,0 +1,12 @@
+<?xml version="1.0"?>
+<odoo>
+    <menuitem id="estate_menu_root" name="Estate">
+        <menuitem id="estate_first_level_menu" name="Advertisements">
+            <menuitem id="estate_menu_action" action="estate_property_action"/>
+        </menuitem>
+        <menuitem id="estate_settings_menu" name="Settings">
+            <menuitem id="estate_settings_menu_type_action" action="estate_property_type_action"/>
+            <menuitem id="estate_settings_menu_tag_action" 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_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="Offers" editable="bottom" decoration-danger="status=='refused'" decoration-success="status=='accepted'">
+                <field name="price"/>
+                <field name="partner_id"/>
+                <field name="property_type_id"/>
+                <button name="action_accept" title="Accept" type="object" icon="fa-check" invisible="status"/>
+                <button name="action_refuse" title="Refuse" type="object" icon="fa-times" invisible="status"/>
+            </list>
+        </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 Offer">
+                <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_type_to_offer_action" model="ir.actions.act_window">
+        <field name="name">Offers</field>
+        <field name="res_model">estate.property.offer</field>
+        <field name="view_mode">list</field>
+        <field name="domain">[('property_type_id', '=', active_id)]</field>
+    </record>
+</odoo>