aryep - Technical training

estate/__init__.py

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

estate/__manifest__.py

@@ -0,0 +1,20 @@
+{
+    "name": "Estate",
+    "version": "1.0",
+    "summary": "Estate Management",
+    "depends": ["base"],
+    "application": True,
+    "installable": True,
+    "data": [
+        'security/ir.model.access.csv',
+
+        'views/estate_property_views.xml',
+        'views/estate_property_tag_views.xml',
+        'views/estate_property_offer_views.xml',
+        'views/estate_property_type_views.xml',
+        'views/res_users_views.xml',
+        'views/estate_menus.xml',
+    ],
+    "author": "Arturo Yepez",
+    "license": 'LGPL-3',
+}

estate/models/__init__.py

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

estate/models/estate_property.py

@@ -0,0 +1,149 @@
+from dateutil.relativedelta import relativedelta
+
+from odoo import _, api, fields, models
+from odoo.exceptions import UserError, ValidationError
+from odoo.tools.float_utils import float_compare
+
+
+class EstateProperty(models.Model):
+    _name = "estate.property"
+    _description = "Estate Property Management"
+    _order = "id desc"
+
+    name = fields.Char(string="Title", required=True)
+    description = fields.Text()
+    postcode = fields.Char()
+    date_availability = fields.Date(
+        string="Available From",
+        default=lambda _: fields.Date.today() + relativedelta(months=3),
+    )
+    expected_price = fields.Float(required=True)
+    selling_price = fields.Float(readonly=True, copy=False)
+    bedrooms = fields.Integer(default=2)
+    living_area = fields.Integer(string="Living Area (sqm)")
+    facades = fields.Integer()
+    garage = fields.Boolean()
+    garden = fields.Boolean()
+    garden_area = fields.Integer()
+    garden_orientation = fields.Selection(
+        string="Garden Orientation",
+        selection=[
+            ("north", "North"),
+            ("south", "South"),
+            ("east", "East"),
+            ("west", "West"),
+        ],
+    )
+    state = fields.Selection(
+        string="Status",
+        selection=[
+            ("new", "New"),
+            ("offer_received", "Offer Received"),
+            ("offer_accepted", "Offer Accepted"),
+            ("sold", "Sold"),
+            ("cancelled", "Cancelled"),
+        ],
+        default="new",
+        copy=False,
+    )
+    property_type_id = fields.Many2one(
+        string="Property Type",
+        comodel_name="estate.property.type",
+    )
+    partner_id = fields.Many2one(
+        string="Buyer",
+        comodel_name="res.partner",
+        copy=False,
+        readonly=True,
+    )
+    user_id = fields.Many2one(
+        string="Salesman",
+        comodel_name="res.users",
+        default=lambda self: self.env.user,
+    )
+    tag_ids = fields.Many2many(
+        string="Property Tags",
+        comodel_name="estate.property.tag",
+    )
+    offer_ids = fields.One2many(
+        string="Offers",
+        comodel_name="estate.property.offer",
+        inverse_name="property_id",
+    )
+    total_area = fields.Integer(
+        string="Total Area (sqm)",
+        compute="_compute_total_area",
+        readonly=True,
+    )
+    best_price = fields.Float(
+        string="Best Offer",
+        compute="_compute_best_price",
+        readonly=True,
+    )
+    active = fields.Boolean(default=True)
+
+    _check_positive_expected_price = models.Constraint(
+        'CHECK(expected_price > 0)',
+        'Expected price must be a positive amount.',
+    )
+    _check_positive_selling_price = models.Constraint(
+        'CHECK(selling_price >= 0)',
+        'Selling price must be a positive amount.',
+    )
+
+    # Methods
+    @api.depends("living_area", "garden_area")
+    def _compute_total_area(self):
+        for record in self:
+            record.total_area = record.living_area + record.garden_area
+
+    @api.depends("offer_ids")
+    def _compute_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
+
+    @api.constrains("selling_price")
+    def _check_selling_price(self):
+        for record in self:
+            if record.selling_price and float_compare(record.selling_price, 0.9 * record.expected_price, precision_digits=2) < 0:
+                raise ValidationError(_("Selling price cannot be lower than 90% of the expected price."))
+
+    @api.ondelete(at_uninstall=False)
+    def _unlink_if_not_new_or_cancelled(self):
+        for record in self:
+            if record.state not in ("new", "cancelled"):
+                raise ValidationError(_("Only new or cancelled properties can be deleted."))
+
+    def action_sold(self):
+        self.ensure_one()
+
+        if not self.offer_ids:
+            raise ValidationError(_("Properties without offers can't be sold"))
+
+        if self.state == "cancelled":
+            raise UserError(_("Cancelled properties cannot be sold."))
+
+        if self.state != "offer_accepted":
+            raise UserError(_("Only accepted offers can be sold."))
+
+        self.state = "sold"
+
+    def action_cancel(self):
+        self.ensure_one()
+
+        if self.state == "sold":
+            raise UserError(_("Sold properties cannot be cancelled."))
+
+        self.state = "cancelled"

estate/models/estate_property_offer.py

@@ -0,0 +1,86 @@
+from dateutil.relativedelta import relativedelta
+
+from odoo import _, api, fields, models
+from odoo.exceptions import ValidationError
+
+
+class EstatePropertyOffer(models.Model):
+    _name = "estate.property.offer"
+    _description = "Estate Property Offer"
+    _order = "price desc"
+
+    price = fields.Float(string="Offer Price", required=True)
+    validity = fields.Integer(string="Validity (days)", default=7)
+    date_deadline = fields.Date(
+        string="Deadline",
+        compute="_compute_date_deadline",
+        inverse="_inverse_date_deadline",
+    )
+    status = fields.Selection(
+        string="Status",
+        selection=[
+            ("accepted", "Accepted"),
+            ("refused", "Refused"),
+        ],
+        copy=False,
+    )
+    partner_id = fields.Many2one(
+        string="Buyer",
+        comodel_name="res.partner",
+        required=True,
+    )
+    property_id = fields.Many2one(
+        string="Property",
+        comodel_name="estate.property",
+        required=True,
+    )
+    property_type_id = fields.Many2one(
+        string="Property Type",
+        related="property_id.property_type_id",
+        store=True,
+    )
+
+    _check_positive_price = models.Constraint(
+        'CHECK(price > 0)',
+        'Offer prices must be a positive amount.',
+    )
+
+    # Methods
+    @api.depends("validity")
+    def _compute_date_deadline(self):
+        for record in self:
+            record.date_deadline = fields.Date.today() + relativedelta(days=record.validity)
+
+    def _inverse_date_deadline(self):
+        for record in self:
+            record.validity = (record.date_deadline - fields.Date.today()).days
+
+    @api.model
+    def create(self, vals_list):
+        for vals in vals_list:
+            property = self.env["estate.property"].browse(vals.get("property_id"))
+
+            if property and property.state in ("sold", "offer_accepted"):
+                raise ValidationError(_("Can't create an offer for properties that are sold or with an accepted offer"))
+
+            property.state = "offer_received"
+
+        return super().create(vals_list)
+
+    def action_accept(self):
+        for record in self:
+            record.status = "accepted"
+            record.property_id.state = "offer_accepted"
+            record.property_id.partner_id = record.partner_id
+            record.property_id.selling_price = record.price
+
+            # Refuse other offers for the same property
+            other_offers = self.search([
+                ("property_id", "=", record.property_id.id),
+                ("id", "!=", record.id),
+            ])
+            other_offers.write({"status": "refused"})
+
+    def action_refuse(self):
+        for record in self:
+            record.status = "refused"

estate/models/estate_property_tag.py

@@ -0,0 +1,15 @@
+from odoo import fields, models
+
+
+class EstatePropertyTag(models.Model):
+    _name = "estate.property.tag"
+    _description = "Estate Property Tag"
+    _order = "name"
+
+    name = fields.Char(string="Tag Name", required=True)
+    color = fields.Integer(string="Color Index")
+
+    _unique_name = models.Constraint(
+        'UNIQUE(name)',
+        'Tag name must be unique.',
+    )

estate/models/estate_property_type.py

@@ -0,0 +1,29 @@
+from odoo import fields, models
+
+
+class EstatePropertyType(models.Model):
+    _name = "estate.property.type"
+    _description = "Estate Property Type"
+    _order = "sequence, name"
+
+    name = fields.Char(string="Property Type", required=True)
+    sequence = fields.Integer('Sequence', default=1, help="Used to order types. Lower is better.")
+    property_ids = fields.One2many(
+        string="Properties",
+        comodel_name="estate.property",
+        inverse_name="property_type_id",
+    )
+    offer_ids = fields.One2many(
+        string="Offers",
+        comodel_name="estate.property.offer",
+        inverse_name="property_type_id",
+    )
+    offer_count = fields.Integer(
+        string="Number of Offers",
+        compute="_compute_offer_count",
+    )
+
+    # Methods
+    def _compute_offer_count(self):
+        for record in self:
+            record.offer_count = len(record.offer_ids)

estate/models/res_users.py

@@ -0,0 +1,11 @@
+from odoo import fields, models
+
+
+class ResUsers(models.Model):
+    _inherit = "res.users"
+
+    property_ids = fields.One2many(
+        string="Real Estate Properties",
+        comodel_name="estate.property",
+        inverse_name="user_id",
+    )

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,estate.model_estate_property,base.group_user,1,1,1,1
+access_estate_property_type,access_estate_property_type,estate.model_estate_property_type,base.group_user,1,1,1,1
+access_estate_property_tag,access_estate_property_tag,estate.model_estate_property_tag,base.group_user,1,1,1,1
+access_estate_property_offer,access_estate_property_offer,estate.model_estate_property_offer,base.group_user,1,1,1,1

estate/tests/__init__.py

@@ -0,0 +1,4 @@
+
+from . import common
+from . import test_estate_property
+from . import test_estate_property_offer

estate/tests/common.py

@@ -0,0 +1,27 @@
+from odoo.addons.base.tests.common import BaseCommon
+
+
+class EstatePropertyCommon(BaseCommon):
+
+    @classmethod
+    def setUpClass(cls):
+        super().setUpClass()
+
+        cls.estate_property_types = cls.env["estate.property.type"].create([
+            {"name": "House"},
+            {"name": "Apartment"},
+        ])
+        cls.estate_property_tags = cls.env["estate.property.tag"].create([
+            {"name": "tag1"},
+            {"name": "tag2"},
+        ])
+        cls.estate_properties = cls.env["estate.property"].create([
+            {
+                "name": "Property 1",
+                "expected_price": 100.0,
+            },
+            {
+                "name": "Property 2",
+                "expected_price": 150.0,
+            },
+        ])

estate/tests/test_estate_property.py

@@ -0,0 +1,31 @@
+from odoo.tests import Form, tagged
+
+from odoo.addons.estate.tests.common import EstatePropertyCommon
+
+
+@tagged("post_install", "-at_install")
+class EstatePropertyGardenCase(EstatePropertyCommon):
+
+    @classmethod
+    def setUpClass(cls):
+        super().setUpClass()
+
+        main_property = cls.estate_properties.search([("name", "=", "Property 1")])
+        main_property.living_area = 90
+        main_property.garden = True
+        main_property.garden_area = 100
+        main_property.garden_orientation = "south"
+
+    def test_garden_deactivation(self):
+        """Test that when the Garden property is deactivated we get to see the change and deletion of previous values"""
+        main_property = self.estate_properties.search([("name", "=", "Property 1")])
+        with Form(main_property) as property:
+            self.assertEqual(100, property.garden_area)
+            self.assertEqual("south", property.garden_orientation)
+            self.assertEqual(190, property.total_area)
+
+            property.garden = False
+
+            self.assertEqual(0, property.garden_area)
+            self.assertEqual(False, property.garden_orientation)
+            self.assertEqual(90, property.total_area)