# -*- coding: utf-8 -*- # Copyright 2017-2019 Fabien Bourgeois # Copyright 2018 Youssef El Ouahby # # This program is free software: you can redistribute it and/or modify # it under the terms of the GNU Affero General Public License as # published by the Free Software Foundation, either version 3 of the # License, or (at your option) any later version. # # This program is distributed in the hope that it will be useful, # but WITHOUT ANY WARRANTY; without even the implied warranty of # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the # GNU Affero General Public License for more details. # # You should have received a copy of the GNU Affero General Public License # along with this program. If not, see . """ GOLEM Activity Registration Invoicing Wizard """ import logging from math import ceil from odoo import models, fields, api, _ from odoo.exceptions import UserError _LOGGER = logging.getLogger(__name__) class GolemActivityRegistrationInvoicingLine(models.TransientModel): """ GOLEM Activity Registration Invoicing Lines """ _name = 'golem.activity.registration.invoicing.line' _description = 'GOLEM Activity Registration Invoicing Lines' invoicing_id = fields.Many2one('golem.activity.registration.invoicing', required=True, ondelete='cascade') registration_id = fields.Many2one('golem.activity.registration', required=True, ondelete='cascade') activity_id = fields.Many2one('golem.activity', required=True, readonly=True, ondelete='cascade') price = fields.Monetary() currency_id = fields.Many2one(related='activity_id.currency_id') class GolemActivityRegistrationInvoicing(models.TransientModel): """ GOLEM Activity Registration Invoicing Wizard """ _name = 'golem.activity.registration.invoicing' _description = 'GOLEM Activity Registration Invoicing Wizard' state = fields.Selection([('init', 'init'), ('final', 'final')], default='init', required=True) season_id = fields.Many2one('golem.season', 'Season', required=True, ondelete='cascade') member_id = fields.Many2one('golem.member', 'Member', required=True, ondelete='cascade') line_ids = fields.One2many('golem.activity.registration.invoicing.line', 'invoicing_id', string='Activities') schedule_id = fields.Many2one('golem.payment.schedule', 'Payment schedule', domain='[("season_id", "=", season_id)]', ondelete='cascade', help='If no schedule is selected, only the ' 'invoice will be create. Otherwise, draft ' 'payments will be generated.') journal_id = fields.Many2one('account.journal', string='Payment method', domain=[('type', 'in', ('bank', 'cash'))], ondelete='cascade') invoice_id = fields.Many2one('account.invoice', string='Generated invoice', ondelete='cascade') payment_ids = fields.Many2many('account.payment', string='Generated payments') def _create_invoice_line(self, product, price, invoice): """ Create invoice line : needs cache record for onchange, then real writing... """ invoice_line = self.env['account.invoice.line'].new({ 'product_id': product.id, 'invoice_id': invoice.id }) invoice_line._onchange_product_id() line_values = dict(invoice_line._cache) line_values['price_unit'] = price invoice_line = self.env['account.invoice.line'].create(line_values) invoice.compute_taxes() return invoice_line @api.multi def _create_invoice(self): """ Create invoice and lines """ self.ensure_one() partner = self[0].member_id.partner_id #check if there is a draft invoice for the current customer member_line = partner.member_lines.filtered( lambda ml: (ml.membership_id.membership_season_id == self.season_id and ml.account_invoice_id.state == 'draft') ) if member_line: invoice = member_line[0].account_invoice_id else: invoice = self.env['account.invoice'].create({ 'partner_id': partner.id, 'account_id': partner.property_account_receivable_id.id, 'fiscal_position_id': partner.property_account_position_id.id }) for line in self.line_ids: product = line.activity_id.product_id.product_variant_id invoice_line = self._create_invoice_line(product, line.price, invoice) line.registration_id.invoice_line_id = invoice_line.id return invoice @api.multi def _create_payments(self, invoice): """ Create payment if schedule has been chosen """ self.ensure_one() payments = self.env['account.payment'] if self.schedule_id and self.schedule_id.occurences > 0: amount = invoice.amount_total amount_per_occurence = ceil(amount / self.schedule_id.occurences) for index, day in enumerate(self.schedule_id.day_ids): payment_amount = (amount_per_occurence if index != (len(self.schedule_id.day_ids.ids) - 1) else amount) payment = self.env['account.payment'].new({ 'payment_type': 'inbound', 'partner_type': 'customer', 'partner_id': self.member_id.partner_id.id, 'amount': payment_amount, 'payment_date': day.day, 'journal_id': self.journal_id.id, }) amount -= amount_per_occurence payment._onchange_journal() payment_values = dict(payment._cache) payment = self.env['account.payment'].create(payment_values) payment.invoice_ids = [(4, invoice.id, False)] payments |= payment return payments @api.multi def validate(self): """ Validate and create invoice and payments """ self.ensure_one() self[0].line_ids.mapped('registration_id').write({'state': 'confirmed'}) invoice = self._create_invoice() self.invoice_id = invoice payments = self._create_payments(invoice) self.payment_ids |= payments self.write({'state': 'final'}) return { 'type': 'ir.actions.act_window', 'view_mode': 'form', 'res_model': self._name, 'res_id': self[0].id, 'target': 'new' } @api.multi def go_invoice(self): """ Navigate to generated invoice """ self.ensure_one() if not self.invoice_id: uerr = _('There is no generated invoice.') raise UserError(uerr) search_view_id = self.env.ref('account.view_account_invoice_filter') form_view_id = self.env.ref('account.invoice_form') tree_view_ref = self.env.ref('account.invoice_tree', False) return { 'type': 'ir.actions.act_window', 'name': _('Generated invoice'), 'view_mode': 'form', 'view_id': form_view_id.id, 'res_model': 'account.invoice', 'res_id': self[0].invoice_id.id } @api.multi def go_payments(self): """ Navigate to generated payments """ self.ensure_one() if not self.payment_ids: uerr = _('There is no generated payments.') raise UserError(uerr) return { 'type': 'ir.actions.act_window', 'name': _('Generated payments'), 'view_mode': 'tree,form', 'res_model': 'account.payment', 'domain': [('id', 'in', self.payment_ids.ids)] }