# -*- coding: utf-8 -*- # Part of Odoo. See LICENSE file for full copyright and licensing details. from odoo import api, fields, models, _ from odoo.exceptions import ValidationError class LunchOrder(models.Model): _name = 'lunch.order' _description = 'Lunch Order' _order = 'id desc' _display_name = 'product_id' name = fields.Char(related='product_id.name', string="Product Name", readonly=True) # to remove topping_ids_1 = fields.Many2many('lunch.topping', 'lunch_order_topping', 'order_id', 'topping_id', string='Extras 1', domain=[('topping_category', '=', 1)]) topping_ids_2 = fields.Many2many('lunch.topping', 'lunch_order_topping', 'order_id', 'topping_id', string='Extras 2', domain=[('topping_category', '=', 2)]) topping_ids_3 = fields.Many2many('lunch.topping', 'lunch_order_topping', 'order_id', 'topping_id', string='Extras 3', domain=[('topping_category', '=', 3)]) product_id = fields.Many2one('lunch.product', string="Product", required=True) category_id = fields.Many2one( string='Product Category', related='product_id.category_id', store=True) date = fields.Date('Order Date', required=True, readonly=True, states={'new': [('readonly', False)]}, default=fields.Date.context_today) supplier_id = fields.Many2one( string='Vendor', related='product_id.supplier_id', store=True, index=True) user_id = fields.Many2one('res.users', 'User', readonly=True, states={'new': [('readonly', False)]}, default=lambda self: self.env.uid) note = fields.Text('Notes') price = fields.Float('Total Price', compute='_compute_total_price', readonly=True, store=True, digits='Account') active = fields.Boolean('Active', default=True) state = fields.Selection([('new', 'To Order'), ('ordered', 'Ordered'), ('confirmed', 'Received'), ('cancelled', 'Cancelled')], 'Status', readonly=True, index=True, default='new') company_id = fields.Many2one('res.company', default=lambda self: self.env.company.id) currency_id = fields.Many2one(related='company_id.currency_id', store=True) quantity = fields.Float('Quantity', required=True, default=1) display_toppings = fields.Text('Extras', compute='_compute_display_toppings', store=True) product_description = fields.Text('Description', related='product_id.description') topping_label_1 = fields.Char(related='product_id.category_id.topping_label_1') topping_label_2 = fields.Char(related='product_id.category_id.topping_label_2') topping_label_3 = fields.Char(related='product_id.category_id.topping_label_3') topping_quantity_1 = fields.Selection(related='product_id.category_id.topping_quantity_1') topping_quantity_2 = fields.Selection(related='product_id.category_id.topping_quantity_2') topping_quantity_3 = fields.Selection(related='product_id.category_id.topping_quantity_3') image_1920 = fields.Image(compute='_compute_product_images') image_128 = fields.Image(compute='_compute_product_images') available_toppings_1 = fields.Boolean(help='Are extras available for this product', compute='_compute_available_toppings') available_toppings_2 = fields.Boolean(help='Are extras available for this product', compute='_compute_available_toppings') available_toppings_3 = fields.Boolean(help='Are extras available for this product', compute='_compute_available_toppings') @api.depends('product_id') def _compute_product_images(self): for line in self: line.image_1920 = line.product_id.image_1920 or line.category_id.image_1920 line.image_128 = line.product_id.image_128 or line.category_id.image_128 @api.depends('category_id') def _compute_available_toppings(self): for line in self: line.available_toppings_1 = bool(line.env['lunch.topping'].search_count([('category_id', '=', line.category_id.id), ('topping_category', '=', 1)])) line.available_toppings_2 = bool(line.env['lunch.topping'].search_count([('category_id', '=', line.category_id.id), ('topping_category', '=', 2)])) line.available_toppings_3 = bool(line.env['lunch.topping'].search_count([('category_id', '=', line.category_id.id), ('topping_category', '=', 3)])) def init(self): self._cr.execute("""CREATE INDEX IF NOT EXISTS lunch_order_user_product_date ON %s (user_id, product_id, date)""" % self._table) def _extract_toppings(self, values): """ If called in api.multi then it will pop topping_ids_1,2,3 from values """ if self.ids: # TODO This is not taking into account all the toppings for each individual order, this is usually not a problem # since in the interface you usually don't update more than one order at a time but this is a bug nonetheless topping_1 = values.pop('topping_ids_1')[0][2] if 'topping_ids_1' in values else self[:1].topping_ids_1.ids topping_2 = values.pop('topping_ids_2')[0][2] if 'topping_ids_2' in values else self[:1].topping_ids_2.ids topping_3 = values.pop('topping_ids_3')[0][2] if 'topping_ids_3' in values else self[:1].topping_ids_3.ids else: topping_1 = values['topping_ids_1'][0][2] if 'topping_ids_1' in values else [] topping_2 = values['topping_ids_2'][0][2] if 'topping_ids_2' in values else [] topping_3 = values['topping_ids_3'][0][2] if 'topping_ids_3' in values else [] return topping_1 + topping_2 + topping_3 @api.constrains('topping_ids_1', 'topping_ids_2', 'topping_ids_3') def _check_topping_quantity(self): errors = { '1_more': _('You should order at least one %s'), '1': _('You have to order one and only one %s'), } for line in self: for index in range(1, 4): availability = line['available_toppings_%s' % index] quantity = line['topping_quantity_%s' % index] toppings = line['topping_ids_%s' % index].filtered(lambda x: x.topping_category == index) label = line['topping_label_%s' % index] if availability and quantity != '0_more': check = bool(len(toppings) == 1 if quantity == '1' else toppings) if not check: raise ValidationError(errors[quantity] % label) @api.model def create(self, values): lines = self._find_matching_lines({ **values, 'toppings': self._extract_toppings(values), }) if lines: # YTI FIXME This will update multiple lines in the case there are multiple # matching lines which should not happen through the interface lines.update_quantity(1) return lines[:1] return super().create(values) def write(self, values): merge_needed = 'note' in values or 'topping_ids_1' in values or 'topping_ids_2' in values or 'topping_ids_3' in values if merge_needed: lines_to_deactivate = self.env['lunch.order'] for line in self: # Only write on topping_ids_1 because they all share the same table # and we don't want to remove all the records # _extract_toppings will pop topping_ids_1, topping_ids_2 and topping_ids_3 from values # This also forces us to invalidate the cache for topping_ids_2 and topping_ids_3 that # could have changed through topping_ids_1 without the cache knowing about it toppings = self._extract_toppings(values) self.invalidate_cache(['topping_ids_2', 'topping_ids_3']) values['topping_ids_1'] = [(6, 0, toppings)] matching_lines = self._find_matching_lines({ 'user_id': values.get('user_id', line.user_id.id), 'product_id': values.get('product_id', line.product_id.id), 'note': values.get('note', line.note or False), 'toppings': toppings, }) if matching_lines: lines_to_deactivate |= line # YTI TODO Try to batch it, be careful there might be multiple matching # lines for the same order hence quantity should not always be # line.quantity, but rather a sum matching_lines.update_quantity(line.quantity) lines_to_deactivate.write({'active': False}) return super(LunchOrder, self - lines_to_deactivate).write(values) return super().write(values) @api.model def _find_matching_lines(self, values): domain = [ ('user_id', '=', values.get('user_id', self.default_get(['user_id'])['user_id'])), ('product_id', '=', values.get('product_id', False)), ('date', '=', fields.Date.today()), ('note', '=', values.get('note', False)), ] toppings = values.get('toppings', []) return self.search(domain).filtered(lambda line: (line.topping_ids_1 | line.topping_ids_2 | line.topping_ids_3).ids == toppings) @api.depends('topping_ids_1', 'topping_ids_2', 'topping_ids_3', 'product_id', 'quantity') def _compute_total_price(self): for line in self: line.price = line.quantity * (line.product_id.price + sum((line.topping_ids_1 | line.topping_ids_2 | line.topping_ids_3).mapped('price'))) @api.depends('topping_ids_1', 'topping_ids_2', 'topping_ids_3') def _compute_display_toppings(self): for line in self: toppings = line.topping_ids_1 | line.topping_ids_2 | line.topping_ids_3 line.display_toppings = ' + '.join(toppings.mapped('name')) def update_quantity(self, increment): for line in self.filtered(lambda line: line.state != 'confirmed'): if line.quantity <= -increment: # TODO: maybe unlink the order? line.active = False else: line.quantity += increment self._check_wallet() def add_to_cart(self): """ This method currently does nothing, we currently need it in order to be able to reuse this model in place of a wizard """ # YTI FIXME: Find a way to drop this. return True def _check_wallet(self): self.flush() for line in self: if self.env['lunch.cashmove'].get_wallet_balance(line.user_id) < 0: raise ValidationError(_('Your wallet does not contain enough money to order that. To add some money to your wallet, please contact your lunch manager.')) def action_order(self): if self.filtered(lambda line: not line.product_id.active): raise ValidationError(_('Product is no longer available.')) self.write({'state': 'ordered'}) self._check_wallet() def action_confirm(self): self.write({'state': 'confirmed'}) def action_cancel(self): self.write({'state': 'cancelled'})