# -*- coding: utf-8 -*-
# Part of Odoo. See LICENSE file for full copyright and licensing details.
from datetime import date, timedelta

from odoo.fields import Date
from odoo.tools import float_is_zero
from odoo.exceptions import UserError
from odoo.addons.sale_timesheet.tests.common import TestCommonSaleTimesheet
from odoo.tests import tagged


@tagged('-at_install', 'post_install')
class TestSaleTimesheet(TestCommonSaleTimesheet):
    """ This test suite provide tests for the 3 main flows of selling services:
            - Selling services based on ordered quantities
            - Selling timesheet based on delivered quantities
            - Selling milestones, based on manual delivered quantities
        For that, we check the task/project created, the invoiced amounts, the delivered
        quantities changes,  ...
    """

    def test_timesheet_order(self):
        """ Test timesheet invoicing with 'invoice on order' timetracked products
                1. create SO with 2 ordered product and confirm
                2. create invoice
                3. log timesheet
                4. add new SO line (ordered service)
                5. create new invoice
        """
        # create SO and confirm it
        sale_order = self.env['sale.order'].create({
            'partner_id': self.partner_a.id,
            'partner_invoice_id': self.partner_a.id,
            'partner_shipping_id': self.partner_a.id,
            'pricelist_id': self.company_data['default_pricelist'].id,
        })
        so_line_ordered_project_only = self.env['sale.order.line'].create({
            'name': self.product_order_timesheet4.name,
            'product_id': self.product_order_timesheet4.id,
            'product_uom_qty': 10,
            'product_uom': self.product_order_timesheet4.uom_id.id,
            'price_unit': self.product_order_timesheet4.list_price,
            'order_id': sale_order.id,
        })
        so_line_ordered_global_project = self.env['sale.order.line'].create({
            'name': self.product_order_timesheet2.name,
            'product_id': self.product_order_timesheet2.id,
            'product_uom_qty': 50,
            'product_uom': self.product_order_timesheet2.uom_id.id,
            'price_unit': self.product_order_timesheet2.list_price,
            'order_id': sale_order.id,
        })
        so_line_ordered_project_only.product_id_change()
        so_line_ordered_global_project.product_id_change()
        sale_order.action_confirm()
        task_serv2 = self.env['project.task'].search([('sale_line_id', '=', so_line_ordered_global_project.id)])
        project_serv1 = self.env['project.project'].search([('sale_line_id', '=', so_line_ordered_project_only.id)])

        self.assertEqual(sale_order.tasks_count, 1, "One task should have been created on SO confirmation")
        self.assertEqual(len(sale_order.project_ids), 2, "One project should have been created by the SO, when confirmed + the one from SO line 2 'task in global project'")
        self.assertEqual(sale_order.analytic_account_id, project_serv1.analytic_account_id, "The created project should be linked to the analytic account of the SO")

        # create invoice
        invoice1 = sale_order._create_invoices()[0]

        # let's log some timesheets (on the project created by so_line_ordered_project_only)
        timesheet1 = self.env['account.analytic.line'].create({
            'name': 'Test Line',
            'project_id': task_serv2.project_id.id,
            'task_id': task_serv2.id,
            'unit_amount': 10.5,
            'employee_id': self.employee_user.id,
        })
        self.assertEqual(so_line_ordered_global_project.qty_delivered, 10.5, 'Timesheet directly on project does not increase delivered quantity on so line')
        self.assertEqual(sale_order.invoice_status, 'invoiced', 'Sale Timesheet: "invoice on order" timesheets should not modify the invoice_status of the so')
        self.assertEqual(timesheet1.timesheet_invoice_type, 'billable_fixed', "Timesheets linked to SO line with ordered product shoulbe be billable fixed")
        self.assertFalse(timesheet1.timesheet_invoice_id, "The timesheet1 should not be linked to the invoice, since we are in ordered quantity")

        timesheet2 = self.env['account.analytic.line'].create({
            'name': 'Test Line',
            'project_id': task_serv2.project_id.id,
            'task_id': task_serv2.id,
            'unit_amount': 39.5,
            'employee_id': self.employee_user.id,
        })
        self.assertEqual(so_line_ordered_global_project.qty_delivered, 50, 'Sale Timesheet: timesheet does not increase delivered quantity on so line')
        self.assertEqual(sale_order.invoice_status, 'invoiced', 'Sale Timesheet: "invoice on order" timesheets should not modify the invoice_status of the so')
        self.assertEqual(timesheet2.timesheet_invoice_type, 'billable_fixed', "Timesheets linked to SO line with ordered product shoulbe be billable fixed")
        self.assertFalse(timesheet2.timesheet_invoice_id, "The timesheet should not be linked to the invoice, since we are in ordered quantity")

        timesheet3 = self.env['account.analytic.line'].create({
            'name': 'Test Line',
            'project_id': task_serv2.project_id.id,
            'unit_amount': 10,
            'employee_id': self.employee_user.id,
        })
        self.assertEqual(so_line_ordered_project_only.qty_delivered, 0.0, 'Timesheet directly on project does not increase delivered quantity on so line')
        self.assertEqual(timesheet3.timesheet_invoice_type, 'non_billable_project', "Timesheets without task shoulbe be 'no project found'")
        self.assertFalse(timesheet3.timesheet_invoice_id, "The timesheet should not be linked to the invoice, since we are in ordered quantity")

        # log timesheet on task in global project (higher than the initial ordrered qty)
        timesheet4 = self.env['account.analytic.line'].create({
            'name': 'Test Line',
            'project_id': task_serv2.project_id.id,
            'task_id': task_serv2.id,
            'unit_amount': 5,
            'employee_id': self.employee_user.id,
        })
        self.assertEqual(sale_order.invoice_status, 'upselling', 'Sale Timesheet: "invoice on order" timesheets should not modify the invoice_status of the so')
        self.assertFalse(timesheet4.timesheet_invoice_id, "The timesheet should not be linked to the invoice, since we are in ordered quantity")

        # add so line with produdct "create task in new project".
        so_line_ordered_task_in_project = self.env['sale.order.line'].create({
            'name': self.product_order_timesheet3.name,
            'product_id': self.product_order_timesheet3.id,
            'product_uom_qty': 3,
            'product_uom': self.product_order_timesheet3.uom_id.id,
            'price_unit': self.product_order_timesheet3.list_price,
            'order_id': sale_order.id,
        })

        self.assertEqual(sale_order.invoice_status, 'to invoice', 'Sale Timesheet: Adding a new service line (so line) should put the SO in "to invocie" state.')
        self.assertEqual(sale_order.tasks_count, 2, "Two tasks (1 per SO line) should have been created on SO confirmation")
        self.assertEqual(len(sale_order.project_ids), 2, "No new project should have been created by the SO, when selling 'new task in new project' product, since it reuse the one from 'project only'.")

        # get first invoice line of sale line linked to timesheet1
        invoice_line_1 = so_line_ordered_global_project.invoice_lines.filtered(lambda line: line.move_id == invoice1)

        self.assertEqual(so_line_ordered_global_project.product_uom_qty, invoice_line_1.quantity, "The invoice (ordered) quantity should not change when creating timesheet")

        # timesheet can be modified
        timesheet1.write({'unit_amount': 12})

        self.assertEqual(so_line_ordered_global_project.product_uom_qty, invoice_line_1.quantity, "The invoice (ordered) quantity should not change when modifying timesheet")

        # create second invoice
        invoice2 = sale_order._create_invoices()[0]

        self.assertEqual(len(sale_order.invoice_ids), 2, "A second invoice should have been created from the SO")
        self.assertTrue(float_is_zero(invoice2.amount_total - so_line_ordered_task_in_project.price_unit * 3, precision_digits=2), 'Sale: invoice generation on timesheets product is wrong')

        self.assertFalse(timesheet1.timesheet_invoice_id, "The timesheet1 should not be linked to the invoice, since we are in ordered quantity")
        self.assertFalse(timesheet2.timesheet_invoice_id, "The timesheet2 should not be linked to the invoice, since we are in ordered quantity")
        self.assertFalse(timesheet3.timesheet_invoice_id, "The timesheet3 should not be linked to the invoice, since we are in ordered quantity")
        self.assertFalse(timesheet4.timesheet_invoice_id, "The timesheet4 should not be linked to the invoice, since we are in ordered quantity")

        # validate the first invoice
        invoice1.action_post()

        self.assertEqual(so_line_ordered_global_project.product_uom_qty, invoice_line_1.quantity, "The invoice (ordered) quantity should not change when modifying timesheet")
        self.assertFalse(timesheet1.timesheet_invoice_id, "The timesheet1 should not be linked to the invoice, since we are in ordered quantity")
        self.assertFalse(timesheet2.timesheet_invoice_id, "The timesheet2 should not be linked to the invoice, since we are in ordered quantity")
        self.assertFalse(timesheet3.timesheet_invoice_id, "The timesheet3 should not be linked to the invoice, since we are in ordered quantity")
        self.assertFalse(timesheet4.timesheet_invoice_id, "The timesheet4 should not be linked to the invoice, since we are in ordered quantity")

        # timesheet can still be modified
        timesheet1.write({'unit_amount': 13})

    def test_timesheet_delivery(self):
        """ Test timesheet invoicing with 'invoice on delivery' timetracked products
                1. Create SO and confirm it
                2. log timesheet
                3. create invoice
                4. log other timesheet
                5. create a second invoice
                6. add new SO line (delivered service)
        """
        # create SO and confirm it
        sale_order = self.env['sale.order'].create({
            'partner_id': self.partner_a.id,
            'partner_invoice_id': self.partner_a.id,
            'partner_shipping_id': self.partner_a.id,
            'pricelist_id': self.company_data['default_pricelist'].id,
        })
        so_line_deliver_global_project = self.env['sale.order.line'].create({
            'name': self.product_delivery_timesheet2.name,
            'product_id': self.product_delivery_timesheet2.id,
            'product_uom_qty': 50,
            'product_uom': self.product_delivery_timesheet2.uom_id.id,
            'price_unit': self.product_delivery_timesheet2.list_price,
            'order_id': sale_order.id,
        })
        so_line_deliver_task_project = self.env['sale.order.line'].create({
            'name': self.product_delivery_timesheet3.name,
            'product_id': self.product_delivery_timesheet3.id,
            'product_uom_qty': 20,
            'product_uom': self.product_delivery_timesheet3.uom_id.id,
            'price_unit': self.product_delivery_timesheet3.list_price,
            'order_id': sale_order.id,
        })
        so_line_deliver_global_project.product_id_change()
        so_line_deliver_task_project.product_id_change()

        # confirm SO
        sale_order.action_confirm()
        task_serv1 = self.env['project.task'].search([('sale_line_id', '=', so_line_deliver_global_project.id)])
        task_serv2 = self.env['project.task'].search([('sale_line_id', '=', so_line_deliver_task_project.id)])
        project_serv2 = self.env['project.project'].search([('sale_line_id', '=', so_line_deliver_task_project.id)])

        self.assertEqual(task_serv1.project_id, self.project_global, "Sale Timesheet: task should be created in global project")
        self.assertTrue(task_serv1, "Sale Timesheet: on SO confirmation, a task should have been created in global project")
        self.assertTrue(task_serv2, "Sale Timesheet: on SO confirmation, a task should have been created in a new project")
        self.assertEqual(sale_order.invoice_status, 'no', 'Sale Timesheet: "invoice on delivery" should not need to be invoiced on so confirmation')
        self.assertEqual(sale_order.analytic_account_id, task_serv2.project_id.analytic_account_id, "SO should have create a project")
        self.assertEqual(sale_order.tasks_count, 2, "Two tasks (1 per SO line) should have been created on SO confirmation")
        self.assertEqual(len(sale_order.project_ids), 2, "One project should have been created by the SO, when confirmed + the one from SO line 1 'task in global project'")
        self.assertEqual(sale_order.analytic_account_id, project_serv2.analytic_account_id, "The created project should be linked to the analytic account of the SO")

        # let's log some timesheets
        timesheet1 = self.env['account.analytic.line'].create({
            'name': 'Test Line',
            'project_id': task_serv1.project_id.id,  # global project
            'task_id': task_serv1.id,
            'unit_amount': 10.5,
            'employee_id': self.employee_manager.id,
        })
        self.assertEqual(so_line_deliver_global_project.invoice_status, 'to invoice', 'Sale Timesheet: "invoice on delivery" timesheets should set the so line in "to invoice" status when logged')
        self.assertEqual(so_line_deliver_task_project.invoice_status, 'no', 'Sale Timesheet: so line invoice status should not change when no timesheet linked to the line')
        self.assertEqual(sale_order.invoice_status, 'to invoice', 'Sale Timesheet: "invoice on delivery" timesheets should set the so in "to invoice" status when logged')
        self.assertEqual(timesheet1.timesheet_invoice_type, 'billable_time', "Timesheets linked to SO line with delivered product shoulbe be billable time")
        self.assertFalse(timesheet1.timesheet_invoice_id, "The timesheet1 should not be linked to the invoice yet")

        # invoice SO
        invoice1 = sale_order._create_invoices()
        self.assertTrue(float_is_zero(invoice1.amount_total - so_line_deliver_global_project.price_unit * 10.5, precision_digits=2), 'Sale: invoice generation on timesheets product is wrong')
        self.assertEqual(timesheet1.timesheet_invoice_id, invoice1, "The timesheet1 should not be linked to the invoice 1, as we are in delivered quantity (even if invoice is in draft")
        with self.assertRaises(UserError):  # We can not modify timesheet linked to invoice (even draft ones)
            timesheet1.write({'unit_amount': 42})

        # log some timesheets again
        timesheet2 = self.env['account.analytic.line'].create({
            'name': 'Test Line',
            'project_id': task_serv1.project_id.id,  # global project
            'task_id': task_serv1.id,
            'unit_amount': 39.5,
            'employee_id': self.employee_user.id,
        })
        self.assertEqual(so_line_deliver_global_project.invoice_status, 'to invoice', 'Sale Timesheet: "invoice on delivery" timesheets should set the so line in "to invoice" status when logged')
        self.assertEqual(so_line_deliver_task_project.invoice_status, 'no', 'Sale Timesheet: so line invoice status should not change when no timesheet linked to the line')
        self.assertEqual(sale_order.invoice_status, 'to invoice', 'Sale Timesheet: "invoice on delivery" timesheets should not modify the invoice_status of the so')
        self.assertEqual(timesheet2.timesheet_invoice_type, 'billable_time', "Timesheets linked to SO line with delivered product shoulbe be billable time")
        self.assertFalse(timesheet2.timesheet_invoice_id, "The timesheet2 should not be linked to the invoice yet")

        # create a second invoice
        invoice2 = sale_order._create_invoices()[0]
        self.assertEqual(len(sale_order.invoice_ids), 2, "A second invoice should have been created from the SO")
        self.assertEqual(so_line_deliver_global_project.invoice_status, 'invoiced', 'Sale Timesheet: "invoice on delivery" timesheets should set the so line in "to invoice" status when logged')
        self.assertEqual(sale_order.invoice_status, 'no', 'Sale Timesheet: "invoice on delivery" timesheets should be invoiced completely by now')
        self.assertEqual(timesheet2.timesheet_invoice_id, invoice2, "The timesheet2 should not be linked to the invoice 2")
        with self.assertRaises(UserError):  # We can not modify timesheet linked to invoice (even draft ones)
            timesheet2.write({'unit_amount': 42})

        # add a line on SO
        so_line_deliver_only_project = self.env['sale.order.line'].create({
            'name': self.product_delivery_timesheet4.name,
            'product_id': self.product_delivery_timesheet4.id,
            'product_uom_qty': 5,
            'product_uom': self.product_delivery_timesheet4.uom_id.id,
            'price_unit': self.product_delivery_timesheet4.list_price,
            'order_id': sale_order.id,
        })
        self.assertEqual(len(sale_order.project_ids), 2, "No new project should have been created by the SO, when selling 'project only' product, since it reuse the one from 'new task in new project'.")

        # let's log some timesheets on the project
        timesheet3 = self.env['account.analytic.line'].create({
            'name': 'Test Line',
            'project_id': project_serv2.id,
            'unit_amount': 7,
            'employee_id': self.employee_user.id,
        })
        self.assertTrue(float_is_zero(so_line_deliver_only_project.qty_delivered, precision_digits=2), "Timesheeting on project should not incremented the delivered quantity on the SO line")
        self.assertEqual(sale_order.invoice_status, 'to invoice', 'Sale Timesheet: "invoice on delivery" timesheets should have quantity to invoice')
        self.assertEqual(timesheet3.timesheet_invoice_type, 'non_billable_project', "Timesheets without task shoulbe be 'no project found'")
        self.assertFalse(timesheet3.timesheet_invoice_id, "The timesheet3 should not be linked to the invoice yet")

        # let's log some timesheets on the task (new task/new project)
        timesheet4 = self.env['account.analytic.line'].create({
            'name': 'Test Line 4',
            'project_id': task_serv2.project_id.id,
            'task_id': task_serv2.id,
            'unit_amount': 7,
            'employee_id': self.employee_user.id,
        })
        self.assertFalse(timesheet4.timesheet_invoice_id, "The timesheet4 should not be linked to the invoice yet")

        # modify a non invoiced timesheet
        timesheet4.write({'unit_amount': 42})

        self.assertFalse(timesheet4.timesheet_invoice_id, "The timesheet4 should not still be linked to the invoice")

        # validate the second invoice
        invoice2.action_post()

        self.assertEqual(timesheet1.timesheet_invoice_id, invoice1, "The timesheet1 should not be linked to the invoice 1, even after validation")
        self.assertEqual(timesheet2.timesheet_invoice_id, invoice2, "The timesheet2 should not be linked to the invoice 1, even after validation")
        self.assertFalse(timesheet3.timesheet_invoice_id, "The timesheet3 should not be linked to the invoice, since we are in ordered quantity")
        self.assertFalse(timesheet4.timesheet_invoice_id, "The timesheet4 should not be linked to the invoice, since we are in ordered quantity")

    def test_timesheet_manual(self):
        """ Test timesheet invoicing with 'invoice on delivery' timetracked products
        """
        # create SO and confirm it
        sale_order = self.env['sale.order'].create({
            'partner_id': self.partner_a.id,
            'partner_invoice_id': self.partner_a.id,
            'partner_shipping_id': self.partner_a.id,
            'pricelist_id': self.company_data['default_pricelist'].id,
        })
        so_line_manual_global_project = self.env['sale.order.line'].create({
            'name': self.product_delivery_manual2.name,
            'product_id': self.product_delivery_manual2.id,
            'product_uom_qty': 50,
            'product_uom': self.product_delivery_manual2.uom_id.id,
            'price_unit': self.product_delivery_manual2.list_price,
            'order_id': sale_order.id,
        })
        so_line_manual_only_project = self.env['sale.order.line'].create({
            'name': self.product_delivery_manual4.name,
            'product_id': self.product_delivery_manual4.id,
            'product_uom_qty': 20,
            'product_uom': self.product_delivery_manual4.uom_id.id,
            'price_unit': self.product_delivery_manual4.list_price,
            'order_id': sale_order.id,
        })

        # confirm SO
        sale_order.action_confirm()
        self.assertTrue(sale_order.project_ids, "Sales Order should have create a project")
        self.assertEqual(sale_order.invoice_status, 'no', 'Sale Timesheet: manually product should not need to be invoiced on so confirmation')

        project_serv2 = so_line_manual_only_project.project_id
        self.assertTrue(project_serv2, "A second project is created when selling 'project only' after SO confirmation.")
        self.assertEqual(sale_order.analytic_account_id, project_serv2.analytic_account_id, "The created project should be linked to the analytic account of the SO")

        # let's log some timesheets (on task and project)
        timesheet1 = self.env['account.analytic.line'].create({
            'name': 'Test Line',
            'project_id': self.project_global.id,  # global project
            'task_id': so_line_manual_global_project.task_id.id,
            'unit_amount': 6,
            'employee_id': self.employee_manager.id,
        })

        timesheet2 = self.env['account.analytic.line'].create({
            'name': 'Test Line',
            'project_id': self.project_global.id,  # global project
            'unit_amount': 3,
            'employee_id': self.employee_manager.id,
        })

        self.assertEqual(len(sale_order.project_ids), 2, "One project should have been created by the SO, when confirmed + the one coming from SO line 1 'task in global project'.")
        self.assertEqual(so_line_manual_global_project.task_id.sale_line_id, so_line_manual_global_project, "Task from a milestone product should be linked to its SO line too")
        self.assertEqual(timesheet1.timesheet_invoice_type, 'billable_fixed', "Milestone timesheet goes in billable fixed category")
        self.assertTrue(float_is_zero(so_line_manual_global_project.qty_delivered, precision_digits=2), "Milestone Timesheeting should not incremented the delivered quantity on the SO line")
        self.assertEqual(so_line_manual_global_project.qty_to_invoice, 0.0, "Manual service should not be affected by timesheet on their created task.")
        self.assertEqual(so_line_manual_only_project.qty_to_invoice, 0.0, "Manual service should not be affected by timesheet on their created project.")
        self.assertEqual(sale_order.invoice_status, 'no', 'Sale Timesheet: "invoice on delivery" should not need to be invoiced on so confirmation')

        self.assertEqual(timesheet1.timesheet_invoice_type, 'billable_fixed', "Timesheets linked to SO line with ordered product shoulbe be billable fixed since it is a milestone")
        self.assertEqual(timesheet2.timesheet_invoice_type, 'non_billable_project', "Timesheets without task shoulbe be 'no project found'")
        self.assertFalse(timesheet1.timesheet_invoice_id, "The timesheet1 should not be linked to the invoice")
        self.assertFalse(timesheet2.timesheet_invoice_id, "The timesheet2 should not be linked to the invoice")

        # invoice SO
        sale_order.order_line.write({'qty_delivered': 5})
        invoice1 = sale_order._create_invoices()

        for invoice_line in invoice1.invoice_line_ids:
            self.assertEqual(invoice_line.quantity, 5, "The invoiced quantity should be 5, as manually set on SO lines")

        self.assertFalse(timesheet1.timesheet_invoice_id, "The timesheet1 should not be linked to the invoice, since timesheets are used for time tracking in milestone")
        self.assertFalse(timesheet2.timesheet_invoice_id, "The timesheet2 should not be linked to the invoice, since timesheets are used for time tracking in milestone")

        # validate the invoice
        invoice1.action_post()

        self.assertFalse(timesheet1.timesheet_invoice_id, "The timesheet1 should not be linked to the invoice, even after invoice validation")
        self.assertFalse(timesheet2.timesheet_invoice_id, "The timesheet2 should not be linked to the invoice, even after invoice validation")

    def test_timesheet_invoice(self):
        """ Test to create invoices for the sale order with timesheets

            1) create sale order
            2) try to create an invoice for the timesheets 10 days before
            3) create invoice for the timesheets 6 days before
            4) create invoice for the timesheets 4 days before
            5) create invoice for the timesheets from today
        """
        today = Date.context_today(self.env.user)
        sale_order = self.env['sale.order'].create({
            'partner_id': self.partner_a.id,
            'partner_invoice_id': self.partner_a.id,
            'partner_shipping_id': self.partner_a.id,
            'pricelist_id': self.company_data['default_pricelist'].id,
        })
        # Section Line
        so_line_ordered_project_only = self.env['sale.order.line'].create({
            'name': "Section Name",
            'order_id': sale_order.id,
            'display_type': 'line_section',
        })
        so_line_deliver_global_project = self.env['sale.order.line'].create({
            'name': self.product_delivery_timesheet2.name,
            'product_id': self.product_delivery_timesheet2.id,
            'product_uom_qty': 50,
            'product_uom': self.product_delivery_timesheet2.uom_id.id,
            'price_unit': self.product_delivery_timesheet2.list_price,
            'order_id': sale_order.id,
        })
        so_line_deliver_task_project = self.env['sale.order.line'].create({
            'name': self.product_delivery_timesheet3.name,
            'product_id': self.product_delivery_timesheet3.id,
            'product_uom_qty': 20,
            'product_uom': self.product_delivery_timesheet3.uom_id.id,
            'price_unit': self.product_delivery_timesheet3.list_price,
            'order_id': sale_order.id,
        })
        so_line_deliver_global_project.product_id_change()
        so_line_deliver_task_project.product_id_change()

        # confirm SO
        sale_order.action_confirm()
        task_serv1 = self.env['project.task'].search([('sale_line_id', '=', so_line_deliver_global_project.id)])
        task_serv2 = self.env['project.task'].search([('sale_line_id', '=', so_line_deliver_task_project.id)])
        project_serv2 = self.env['project.project'].search([('sale_line_id', '=', so_line_deliver_task_project.id)])

        timesheet1 = self.env['account.analytic.line'].create({
            'name': 'Test Line',
            'project_id': task_serv1.project_id.id,
            'task_id': task_serv1.id,
            'unit_amount': 10,
            'employee_id': self.employee_manager.id,
            'date': today - timedelta(days=6)
        })

        timesheet2 = self.env['account.analytic.line'].create({
            'name': 'Test Line 2',
            'project_id': task_serv1.project_id.id,
            'task_id': task_serv1.id,
            'unit_amount': 20,
            'employee_id': self.employee_manager.id,
            'date': today - timedelta(days=1)
        })

        timesheet3 = self.env['account.analytic.line'].create({
            'name': 'Test Line 3',
            'project_id': task_serv1.project_id.id,
            'task_id': task_serv1.id,
            'unit_amount': 10,
            'employee_id': self.employee_manager.id,
            'date': today - timedelta(days=5)
        })

        timesheet4 = self.env['account.analytic.line'].create({
            'name': 'Test Line 4',
            'project_id': task_serv2.project_id.id,
            'task_id': task_serv2.id,
            'unit_amount': 30,
            'employee_id': self.employee_manager.id
        })
        self.assertEqual(so_line_deliver_global_project.invoice_status, 'to invoice')
        self.assertEqual(so_line_deliver_task_project.invoice_status, 'to invoice')
        self.assertEqual(sale_order.invoice_status, 'to invoice')

        # Context for sale.advance.payment.inv wizard
        self.context = {
            'active_model': 'sale.order',
            'active_ids': [sale_order.id],
            'active_id': sale_order.id,
            'default_journal_id': self.company_data['default_journal_sale'].id
        }

        # invoice SO
        wizard = self.env['sale.advance.payment.inv'].with_context(self.context).create({
            'advance_payment_method': 'delivered',
            'date_start_invoice_timesheet': today - timedelta(days=16),
            'date_end_invoice_timesheet': today - timedelta(days=10)
        })

        self.assertTrue(wizard.invoicing_timesheet_enabled, 'The "date_start_invoice_timesheet" and "date_end_invoice_timesheet" field should be visible in the wizard because a product in sale order has service_policy to "Timesheet on Task"')

        with self.assertRaises(UserError):
            wizard.create_invoices()

        self.assertFalse(sale_order.invoice_ids, 'Normally, no invoice will be created because the timesheet logged is after the period defined in date_start_invoice_timesheet and date_end_invoice_timesheet field')

        wizard.write({
            'date_start_invoice_timesheet': today - timedelta(days=10),
            'date_end_invoice_timesheet': today - timedelta(days=6)
        })
        wizard.create_invoices()

        self.assertTrue(sale_order.invoice_ids, 'One invoice should be created because the timesheet logged is between the period defined in wizard')

        invoice = sale_order.invoice_ids[0]
        self.assertEqual(so_line_deliver_global_project.qty_invoiced, timesheet1.unit_amount)

        # validate invoice
        invoice.action_post()

        wizard.write({
            'date_start_invoice_timesheet': today - timedelta(days=16),
            'date_end_invoice_timesheet': today - timedelta(days=4)
        })
        wizard.create_invoices()

        self.assertEqual(len(sale_order.invoice_ids), 2)
        invoice2 = sale_order.invoice_ids[-1]

        self.assertEqual(so_line_deliver_global_project.qty_invoiced, timesheet1.unit_amount + timesheet3.unit_amount, "The last invoice done should have the quantity of the timesheet 3, because the date this timesheet is the only one before the 'date_end_invoice_timesheet' field in the wizard.")

        wizard.write({
            'date_start_invoice_timesheet': today - timedelta(days=4),
            'date_end_invoice_timesheet': today
        })

        wizard.create_invoices()

        self.assertEqual(len(sale_order.invoice_ids), 3)
        invoice3 = sale_order.invoice_ids[-1]

        # Check if all timesheets have been invoiced
        self.assertEqual(so_line_deliver_global_project.qty_invoiced, timesheet1.unit_amount + timesheet2.unit_amount + timesheet3.unit_amount)
        self.assertTrue(so_line_deliver_task_project.invoice_lines)
        self.assertEqual(so_line_deliver_task_project.qty_invoiced, timesheet4.unit_amount)

    def test_transfert_project(self):
        """ Transfert task with timesheet to another project. """
        Timesheet = self.env['account.analytic.line']
        Task = self.env['project.task']
        today = Date.context_today(self.env.user)

        task = Task.with_context(default_project_id=self.project_global.id).create({
            'name': 'first task',
            'partner_id': self.partner_a.id,
            'planned_hours': 10,
        })

        Timesheet.create({
            'project_id': self.project_global.id,
            'task_id': task.id,
            'name': 'my first timesheet',
            'unit_amount': 4,
        })

        timesheet_count1 = Timesheet.search_count([('project_id', '=', self.project_global.id)])
        timesheet_count2 = Timesheet.search_count([('project_id', '=', self.project_template.id)])
        self.assertEqual(timesheet_count1, 1, "One timesheet in project_global")
        self.assertEqual(timesheet_count2, 0, "No timesheet in project_template")
        self.assertEqual(len(task.timesheet_ids), 1, "The timesheet should be linked to task")

        # change project of task, as the timesheet is not yet invoiced, the timesheet will change his project
        task.write({
            'project_id': self.project_template.id
        })

        timesheet_count1 = Timesheet.search_count([('project_id', '=', self.project_global.id)])
        timesheet_count2 = Timesheet.search_count([('project_id', '=', self.project_template.id)])
        self.assertEqual(timesheet_count1, 0, "No timesheet in project_global")
        self.assertEqual(timesheet_count2, 1, "One timesheet in project_template")
        self.assertEqual(len(task.timesheet_ids), 1, "The timesheet still should be linked to task")

        wizard = self.env['project.task.create.sale.order'].with_context(active_id=task.id, active_model='project.task').create({
            'product_id': self.product_delivery_timesheet3.id
        })

        # We create the SO and the invoice
        action = wizard.action_create_sale_order()
        sale_order = self.env['sale.order'].browse(action['res_id'])
        self.context = {
            'active_model': 'sale.order',
            'active_ids': [sale_order.id],
            'active_id': sale_order.id,
            'default_journal_id': self.company_data['default_journal_sale'].id
        }
        wizard = self.env['sale.advance.payment.inv'].with_context(self.context).create({
            'advance_payment_method': 'delivered',
            'date_start_invoice_timesheet': today - timedelta(days=4),
            'date_end_invoice_timesheet': today
        })
        wizard.create_invoices()

        Timesheet.create({
            'project_id': self.project_template.id,
            'task_id': task.id,
            'name': 'my second timesheet',
            'unit_amount': 6,
        })

        self.assertEqual(Timesheet.search_count([('project_id', '=', self.project_template.id)]), 2, "2 timesheets in project_template")

        # change project of task, the timesheet not yet invoiced will change its project. The timesheet already invoiced will not change his project.
        task.write({
            'project_id': self.project_global.id
        })

        timesheet_count1 = Timesheet.search_count([('project_id', '=', self.project_global.id)])
        timesheet_count2 = Timesheet.search_count([('project_id', '=', self.project_template.id)])
        self.assertEqual(timesheet_count1, 1, "One timesheet in project_global")
        self.assertEqual(timesheet_count2, 1, "Still one timesheet in project_template")
        self.assertEqual(len(task.timesheet_ids), 2, "The 2 timesheet still should be linked to task")
