Add Estate Property Model

estate/__init__.py

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

estate/__manifest__.py

@@ -0,0 +1,18 @@
+{
+    "name": "estate",
+    "depends": ["base"],
+    "category": "tutorials",
+    "installable": True,
+    "application": True,
+    "data": [
+        "security/ir.model.access.csv",
+        "views/estate_property_view.xml",
+        "views/estate_property_offer_view.xml",
+        "views/estate_property_type_view.xml",
+        "views/estate_property_tag_view.xml",
+        "views/estate_menu.xml",
+        "views/user_res_view.xml",
+    ],
+    "author": "RADHR",
+    "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 inherited_model

estate/models/estate_property.py

@@ -0,0 +1,133 @@
+from odoo import fields, models, api
+from odoo.exceptions import UserError, ValidationError
+
+
+class EstateProperty(models.Model):
+    _name = "estate.property"
+    _description = "Estate Property"
+    _order = "id desc"
+
+    name = fields.Char(required=True)
+    description = fields.Text()
+    date_availability = fields.Date(
+        string="Available From",
+        copy=False,
+        default=lambda self: fields.Date.add(fields.Date.today(), months=3),
+    )
+    postcode = fields.Char(required=True)
+    expected_price = fields.Float()
+    selling_price = fields.Float(readonly=True)
+    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(
+        selection=[
+            ("north", "North"),
+            ("east", "East"),
+            ("west", "West"),
+            ("south", "South"),
+        ],
+    )
+    active = fields.Boolean("Active", default=True)
+    state = fields.Selection(
+        selection=[
+            ("new", "New"),
+            ("offer_received", "Offer Received"),
+            ("accepted", "Accepted"),
+            ("sold", "Sold"),
+            ("cancelled", "Cancelled"),
+        ],
+        default="new",
+        copy=False,
+    )
+    property_type_id = fields.Many2one("estate.property.type", string="Property type")
+    buyer_id = fields.Many2one(
+        comodel_name="res.partner",
+        string="Buyer",
+        copy=False,
+        default=lambda self: self.env.user.partner_id,
+    )
+    sales_person = fields.Many2one(
+        comodel_name="res.users",
+        string="Sales person",
+        index=True,
+        default=lambda self: self.env.user,
+    )
+    property_tag = fields.Many2many(
+        comodel_name="estate.property.tag",
+    )
+    offer_ids = fields.One2many(
+        comodel_name="estate.property.offer",
+        inverse_name="property_id",
+    )
+    total_area = fields.Integer(
+        string="total_area", name="Total area", compute="_compute_total"
+    )
+    best_price = fields.Integer(
+        compute="_compute_best_price",
+        store=True,
+    )
+
+    @api.depends("garden_area", "living_area")
+    def _compute_total(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:
+            prices = record.mapped("offer_ids.price")
+            record.best_price = max(prices) if prices else 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.ondelete(at_uninstall=False)
+    def _ondelete_property(self):
+        for record in self:
+            if record.state != "new" or record.state != "cancelled":
+                raise UserError(
+                    "You can't delete the record which is not new or cancelled"
+                )
+
+    def action_cancel_offer(self):
+        for record in self:
+            if record.state == "sold":
+                raise UserError("Saved properties can't be cancelled")
+            else:
+                record.state = "cancelled"
+
+    def action_sold_offer(self):
+        for record in self:
+            if record.state == "cancelled":
+                raise UserError("Cancelled properties can't be saved")
+            else:
+                record.state = "sold"
+
+    def action_approve_best(self):
+        self.offer_ids[0].status = "accepted"
+
+    _check_expected_price = models.Constraint(
+        "CHECK(expected_price > 0 and selling_price > 0)",
+        "Expected price and selling price must be positive",
+    )
+
+    @api.constrains("selling_price", "expected_price")
+    def _check_selling_expected_price(self):
+        for record in self:
+            base = record.expected_price * 0.9
+            # value = str(base)
+            if record.selling_price and record.selling_price < base:
+                raise ValidationError(
+                    f"Selling Price must be greater than 90 percent of expected price and atleast {base}"
+                )

estate/models/estate_property_offer.py

@@ -0,0 +1,80 @@
+from odoo import fields, models, api
+from odoo.exceptions import UserError
+
+
+class EstatePropertyOffer(models.Model):
+    _name = "estate.property.offer"
+    _description = "Estate Property Offer"
+    _order = "price desc"
+
+    name = fields.Char(string="Property Offer", required=True)
+    price = fields.Integer(string="Price", required=True)
+    status = fields.Selection(
+        string="Status",
+        selection=[("accepted", "Accepted"), ("refused", "Refused")],
+        copy=False,
+    )
+    partner_id = fields.Many2one("res.partner", string="Partner", required=True)
+    property_id = fields.Many2one("estate.property", string="Property", required=True)
+    validity = fields.Integer(string="Validity", default=7)
+    date_deadline = fields.Date(
+        string="Deadline",
+        compute="_compute_deadline",
+        inverse="_inverse_deadline",
+        readonly=False,
+    )
+    property_type_id = fields.Many2one(
+        related="property_id.property_type_id", store=True
+    )
+
+    @api.model
+    def create(self, vals):
+        for val in vals:
+            property = self.env["estate.property"].browse(val["property_id"])
+            if property.best_price > val.get("price", 0):
+                raise UserError("Better offer than this already exist")
+            property.state = "offer_received"
+        return super().create(vals)
+
+    # It gets changed on each changes because it works based on cache
+    @api.depends("create_date", "validity")
+    def _compute_deadline(self):
+        for records in self:
+            default_date = (
+                records.create_date.date()
+                if records.create_date
+                else fields.Date.today()
+            )
+            records.date_deadline = fields.Date.add(default_date, days=records.validity)
+
+    # Inverse is triggered when the computed field is written (usually during save),not during live editing.
+    def _inverse_deadline(self):
+        for records in self:
+            default_date = (
+                records.create_date.date()
+                if records.create_date
+                else fields.Date.today()
+            )
+            if records.date_deadline:
+                records.validity = (records.date_deadline - default_date).days
+
+    def save_offer(self):
+        for record in self:
+            if record.status == "accepted":
+                raise UserError("Property is already accepted")
+            record.status = "accepted"
+            record.property_id.selling_price = record.price
+            record.property_id.buyer_id = record.partner_id
+            record.property_id.state = "accepted"
+
+    def cancel_offer(self):
+        for record in self:
+            if record.status != "accepted" or record.status != "refused":
+                record.status = "refused"
+                if record.property_id.buyer_id == record.partner_id:
+                    record.property_id.selling_price = False
+                    record.property_id.state = False
+
+    _check_price = models.Constraint(
+        "CHECK(price >= 0)", "Price filled must be positive"
+    )

estate/models/estate_property_tag.py

@@ -0,0 +1,14 @@
+from odoo import fields, models
+
+
+class EstatePropertyTag(models.Model):
+    _name = "estate.property.tag"
+    _description = "Estate Property Tag"
+    _order = "name"
+
+    name = fields.Char(string="name", required=True)
+    color = fields.Integer(string="color")
+
+    _check_name = models.Constraint(
+        "UNIQUE (name)", "Please give different tag as it is taken"
+    )

estate/models/estate_property_type.py

@@ -0,0 +1,26 @@
+from odoo import fields, models, api
+
+
+class EstatePropertyType(models.Model):
+    _name = "estate.property.type"
+    _description = "Estate Property Type"
+    _order = "name"
+
+    name = fields.Char(string="name", required=True)
+    property_ids = fields.One2many(
+        comodel_name="estate.property",
+        inverse_name="property_type_id",
+        string="Property Type",
+    )
+    offer_ids = fields.One2many(
+        "estate.property.offer", inverse_name="property_type_id"
+    )
+    offer_count = fields.Integer(string="Total Offer", compute="_compute_offer_count")
+    sequence = fields.Integer("Sequence", default=1)
+
+    _name_check = models.Constraint("UNIQUE (name)", "Please add unique type")
+
+    @api.depends("offer_ids")
+    def _compute_offer_count(self):
+        for record in self:
+            record.offer_count = len(record.offer_ids)

estate/models/inherited_model.py

@@ -0,0 +1,7 @@
+from odoo import models, fields
+
+
+class ResUsers(models.Model):
+    _inherit = "res.users"
+
+    property_ids = fields.One2many("estate.property", inverse_name="sales_person")

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,acess_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_menu.xml

@@ -0,0 +1,11 @@
+<odoo>
+    <menuitem id="estate_property_menu_root" name="Estate">
+        <menuitem id="estate_property_first_level_menu" name="first_level_menu">
+            <menuitem id="estate_property_menu_action" action="estate_property_action"/>
+        </menuitem>
+        <menuitem id="estate_property_settings" name="Settings">
+            <menuitem id="estate_property_setting_property_type" action="estate_property_type_action" name="Property Type"/>
+            <menuitem id="estate_property_setting_property_tag" action="estate_property_tags_action" name="Property Tag"/>
+        </menuitem>
+    </menuitem>
+</odoo>

estate/views/estate_property_offer_view.xml

@@ -0,0 +1,39 @@
+<odoo>
+    <record id="estate_property_offer_action" model="ir.actions.act_window">
+        <field name="name">Property Offers</field>
+        <field name="res_model">estate.property.offer</field>
+        <field name="view_mode">list,form</field>
+    </record>
+    <record id="estate_property_offer_view" model="ir.ui.view">
+        <field name="name">estate.property.offer.list.view</field>
+        <field name="model">estate.property.offer</field>
+        <field name="arch" type="xml">
+            <list decoration-success="status==&apos;accepted&apos;" decoration-danger="status==&apos;refused&apos;">
+                <field name="name"/>
+                <field name="price"/>
+                <field name="partner_id"/>
+                <button name="save_offer" string="Confirm" type="object" icon="fa-check" invisible="status in (&apos;accepted&apos;, &apos;refused&apos;)"/>
+                <button name="cancel_offer" string="Cancel" type="object" icon="fa-times" invisible="status in (&apos;accepted&apos;, &apos;refused&apos;)"/>
+                <field name="validity"/>
+                <field name="date_deadline"/>
+            </list>
+        </field>
+    </record>
+    <record id="estate_property_offer_form_view" model="ir.ui.view">
+        <field name="name">estate.property.offer.form.view</field>
+        <field name="model">estate.property.offer</field>
+        <field name="arch" type="xml">
+            <form>
+                <sheet>
+                    <group>
+                        <field name="name"/>
+                        <field name="price"/>
+                        <field name="partner_id"/>
+                        <field name="validity"/>
+                        <field name="date_deadline"/>
+                    </group>
+                </sheet>
+            </form>
+        </field>
+    </record>
+</odoo>

estate/views/estate_property_tag_view.xml

@@ -0,0 +1,7 @@
+<odoo>
+    <record id="estate_property_tags_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>