vval - technical onboarding

estate/__init__.py

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+from . import models

estate/__manifest__.py

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+{
+    'name': 'Real Estate',
+    'application': True,
+    'depends': ['base'],
+    'data': [
+        'security/ir.model.access.csv',
+        'views/estate_property_offer_views.xml',
+        'views/estate_property_tag_views.xml',
+        'views/estate_property_type_views.xml',
+        'views/estate_property_views.xml',
+        'views/estate_menus.xml',
+        'views/res_users_views.xml',
+    ],
+}

estate/models/__init__.py

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+from . import estate_property
+from . import estate_property_offer
+from . import estate_property_tag
+from . import estate_property_type
+from . import res_users

estate/models/estate_property.py

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+from odoo import api, exceptions, fields, models, tools
+
+class EstateProperty(models.Model):
+    _name = 'estate.property'
+    _description = 'Real estate management'
+
+    active = fields.Boolean('Is Active?', default=True)
+    name = fields.Char('Title', required=True)
+    property_type_id = fields.Many2one('estate.property.type', string='Property Type')
+    property_tag_ids = fields.Many2many('estate.property.tag', string='Property Tags')
+
+    postcode = fields.Char('Postcode')
+    date_availability = fields.Date('Available From',
+        copy=False,
+        default=fields.Date.add(fields.Date.today(), months=3)
+    )
+    expected_price = fields.Float('Expected Price', required=True)
+    best_price = fields.Float('Best Offer', compute='_compute_best_price', default=0)
+    selling_price = fields.Float('Selling Price', readonly=True, copy=False)
+
+    bedrooms = fields.Integer('Bedrooms', default=2)
+    description = fields.Text('Description')
+    facades = fields.Integer('Facades')
+    garage = fields.Boolean('Garage')
+    garden = fields.Boolean('Garden')
+    garden_area = fields.Integer('Garden Area (sqm)')
+    garden_orientation = fields.Selection([
+            ('north', 'North'),
+            ('east', 'East'),
+            ('south', 'South'),
+            ('west', 'West')
+        ], string='Garden Orientation'
+    )
+    living_area = fields.Integer('Living Area (sqm)')
+    total_area = fields.Integer('Total Area (sqm)', compute='_compute_total_area')
+
+    buyer_id = fields.Many2one('res.partner', string='Buyer', readonly=True, copy=False)
+    salesperson_id = fields.Many2one('res.users',
+        string='Salesperson',
+        default=lambda self: self.env.user
+    )
+
+    offer_ids = fields.One2many('estate.property.offer', 'property_id', string='Offers')
+    state = fields.Selection([
+            ('new', 'New'),
+            ('offer_received', 'Offer Received'),
+            ('offer_accepted', 'Offer Accepted'),
+            ('sold', 'Sold'),
+            ('canceled', 'Canceled'),
+        ], string='Status', copy=False, required=True, readonly=True,
+        default='new'
+    )
+
+    _order = 'id desc'
+    _sql_constraints = [
+        ('expected_price_strictly_positive', 'CHECK(expected_price > 0)',
+        'The expected price should be stricly positive.'),
+        ('selling_price_positive', 'CHECK(selling_price >= 0)',
+        'The selling price should be positive.')
+    ]
+
+    @api.constrains('selling_price')
+    def _check_selling_price(self):
+        for record in self:
+            if record.offer_ids and fields.Float.compare(
+                record.selling_price,
+                record.expected_price * 0.9,
+                precision_digits=1
+                ) < 0:
+                raise exceptions.ValidationError(
+                    "The selling price cannot be less than 90% of the expected price")
+
+    @api.depends('offer_ids')
+    def _default_state(self):
+        return 'offer_accepted' if self.offer_ids else 'new'
+
+    @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.price')
+    def _compute_best_price(self):
+        for record in self:
+            if record.offer_ids:
+                for offer in record.offer_ids:
+                    record.best_price = max(record.best_price, offer.price)
+            else:
+                record.best_price = 0
+
+    @api.onchange('expected_price')
+    def _onchange_expected_price(self):
+        self._check_selling_price()
+
+    def print_stuff(self):
+        print("Hello, I handled a conflict")
+
+    @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 action_mark_canceled(self):
+        for record in self:
+            if record.state == 'sold':
+                raise exceptions.UserError('You cannot mark a sold property as canceled')
+            else:
+                record.state = 'canceled'
+        return True
+
+    def action_mark_sold(self):
+        for record in self:
+            if record.state == 'canceled':
+                raise exceptions.UserError('You cannot mark a canceled property as sold')
+            else:
+                record.state = 'sold'
+        return True
+
+    @api.ondelete(at_uninstall=False)
+    def _check_state(self):
+        for record in self:
+            if record.state not in ['new', 'canceled']:
+                raise exceptions.UserError(
+                    'You cannot delete a property that is not sold or canceled.'
+                )

estate/models/estate_property_offer.py

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+from odoo import api, exceptions, fields, models
+
+class EstatePropertyOffer(models.Model):
+    _name = 'estate.property.offer'
+    _description = 'Estate property offer'
+
+    active = fields.Boolean('Is Active?', default=True)
+    price = fields.Float('Price')
+    status = fields.Selection([
+            ('accepted', 'Accepted'),
+            ('refused', 'Refused'),
+        ], string='Status', readonly=True
+    )
+    partner_id = fields.Many2one('res.partner', string='Partner', required=True)
+    property_id = fields.Many2one('estate.property', string='Property', required=True)
+    property_type_id = fields.Many2one('estate.property.type',
+        string="Type",
+        related='property_id.property_type_id'
+    )
+    validity = fields.Integer('Validity (days)', default=7)
+    date_deadline = fields.Date('Deadline',
+        compute='_compute_date_deadline',
+        inverse='_inverse_date_deadline',
+    )
+
+    _order = 'price desc'
+    _sql_constraints = [
+        ('offer_price_strictly_positive', 'CHECK(price > 0)',
+        'Offer price should be stricly positive.')
+    ]
+
+    @api.depends('validity', 'create_date')
+    def _compute_date_deadline(self):
+        for record in self:
+            if record.create_date:
+                record.date_deadline = fields.Date.add(record.create_date, days=record.validity)
+            else:
+                record.date_deadline = fields.Date.add(fields.Date.today(), days=record.validity)
+
+    def _inverse_date_deadline(self):
+        for record in self:
+            record.validity = (record.date_deadline - record.create_date.date()).days
+
+    def action_accept_offer(self):
+        for record in self:
+            match record.property_id.state:
+                case 'new' | 'offer_received':
+                    for offer in record.property_id.offer_ids:
+                        offer.status = 'refused'
+                    record.property_id.buyer_id = record.partner_id
+                    record.property_id.selling_price = record.price
+                    record.property_id.state = 'offer_accepted'
+                    record.status = 'accepted'
+                case 'offer_accepted' | 'sold':
+                    raise exceptions.UserError('An offer has already been accepted')
+                case 'canceled':
+                    raise exceptions.UserError('This sale has been canceled')
+        return True
+
+    def action_refuse_offer(self):
+        for record in self:
+            match record.status:
+                case 'accepted':
+                    raise exceptions.UserError('You cannot refuse an accepted offer')
+                case False:
+                    record.status = 'refused'
+        return True
+
+    @api.model_create_multi
+    def create(self, vals_list):
+        for vals in vals_list:
+            self.env['estate.property'].browse(vals['property_id']).state = 'offer_received'
+            if vals['price'] < self.env['estate.property'].browse(vals['property_id']).best_price:
+                raise exceptions.ValidationError(
+                    'The offer´s price must be higher than the current best offer'
+                )
+        return super().create(vals_list)

estate/models/estate_property_tag.py

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+from odoo import fields, models
+
+class EstatePropertyTag(models.Model):
+    _name = 'estate.property.tag'
+    _description = 'Estate property tag'
+
+    active = fields.Boolean('Is Active?', default=True)
+    name = fields.Char('Name', required=True)
+    color = fields.Integer('Color', default=0)
+
+    _order = 'name'
+    _sql_constraints = [
+        ('tag_name_unique', 'UNIQUE(name)',
+        'Tag name should be unique.')
+    ]

estate/models/estate_property_type.py

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+from odoo import api, fields, models
+
+class EstatePropertyType(models.Model):
+    _name = 'estate.property.type'
+    _description = 'Estate property type'
+
+    active = fields.Boolean('Is Active?', default=True)
+    name = fields.Char('Name', required=True)
+    offer_ids = fields.One2many('estate.property.offer', 'property_type_id', string ='Offers')
+    offer_count = fields.Integer('Offer count', compute='_compute_offer_count')
+    property_ids = fields.One2many('estate.property', 'property_type_id', string='Properties')
+    sequence = fields.Integer('Sequence', default=1)
+
+    _order = 'sequence, name'
+    _sql_constraints = [
+        ('type_name_unique', 'UNIQUE(name)',
+        'Type name should be unique.')
+    ]
+
+    @api.depends('offer_ids')
+    def _compute_offer_count(self):
+        for record in self:
+            record.offer_count = len(record.offer_ids)

estate/models/res_users.py

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+from odoo import fields, models
+
+class ResUsers(models.Model):
+    _inherit = 'res.users'
+
+    property_ids = fields.One2many('estate.property', 'salesperson_id',
+        string='Properties', domain=['|',
+            ('state', '=', 'new'),
+            ('state', '=', 'offer_received'),
+        ])

estate/security/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/views/estate_menus.xml

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+<?xml version="1.0"?>
+<odoo>
+    <menuitem id="estate_menu_root" name="Real Estate">
+        <menuitem id="estate_menu_advertisements" name="Advertisements">
+            <menuitem id="estate_action_properties" action="action_estate_properties"/>
+        </menuitem>
+        <menuitem id="estate_menu_settings" name="Settings">
+            <menuitem id="estate_action_property_types" action="action_estate_property_types"/>
+            <menuitem id="estate_action_property_tags" action="action_estate_property_tags"/>
+        </menuitem>
+    </menuitem>
+</odoo>

estate/views/estate_property_offer_views.xml

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+<?xml version="1.0"?>
+<odoo>
+    <record id="action_estate_property_offer" 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>
+        <field name="domain">[('property_type_id', '=', active_id)]</field>
+    </record>
+
+    <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 editable="bottom" 
+                decoration-success="status=='accepted'" 
+                decoration-danger="status=='refused'">
+                <field name="price"/>
+                <field name="partner_id"/>
+                <field name="validity"/>
+                <field name="date_deadline"/>
+                <button name="action_accept_offer" type="object" icon="fa-check" invisible="status"/>
+                <button name="action_refuse_offer" type="object" icon="fa-times" invisible="status"/>
+                <field name="status" column_invisible="true"/>
+            </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>
+                <group>
+                    <field name="price"/>
+                    <field name="partner_id"/>
+                    <field name="validity"/>
+                    <field name="date_deadline"/>
+                    <field name="status"/>
+                </group>
+            </form>
+        </field>
+    </record>
+</odoo>

estate/views/estate_property_tag_views.xml

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+<?xml version="1.0"?>
+<odoo>
+    <record id="action_estate_property_tags" 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>
+
+    <record id="estate_property_tag_view_form" model="ir.ui.view">
+        <field name="name">estate.property.tag.form</field>
+        <field name="model">estate.property.tag</field>
+        <field name="arch" type="xml">
+            <form>
+                <h1><field name="name"/></h1>
+            </form>
+        </field>
+    </record>
+</odoo>