# -*- 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 UserError


class HrPayrollAdvice(models.Model):
    _name = 'hr.payroll.advice'
    _description = "Indian HR Payroll Advice"

    def _get_default_date(self):
        return fields.Date.from_string(fields.Date.today())

    name = fields.Char(required=True)
    note = fields.Text(string='Description', default='Please make the payroll transfer from above account number to the below mentioned account numbers towards employee salaries:')
    date = fields.Date(required=True, default=_get_default_date,
        help='Advice Date is used to search Payslips')
    state = fields.Selection([
        ('draft', 'Draft'),
        ('confirm', 'Confirmed'),
        ('cancel', 'Cancelled'),
    ], string='Status', default='draft', index=True, readonly=True)
    number = fields.Char(string='Reference', readonly=True)
    line_ids = fields.One2many('hr.payroll.advice.line', 'advice_id', string='Employee Salary', copy=True)
    chaque_nos = fields.Char(string='Cheque Numbers')
    neft = fields.Boolean(string='NEFT Transaction', help='Check this box if your company use online transfer for salary')
    company_id = fields.Many2one('res.company', string='Company', required=True, default=lambda self: self.env.company)
    bank_id = fields.Many2one('res.bank', string='Bank',
        help='Select the Bank from which the salary is going to be paid')
    batch_id = fields.Many2one('hr.payslip.run', string='Batch', readonly=True)

    def compute_advice(self):
        """
        Advice - Create Advice lines in Payment Advice and
        compute Advice lines.
        """
        for advice in self:
            old_lines = self.env['hr.payroll.advice.line'].search([('advice_id', '=', advice.id)])
            if old_lines:
                old_lines.unlink()
            payslips = self.env['hr.payslip'].search([('date_from', '<=', advice.date), ('date_to', '>=', advice.date), ('state', '=', 'done')])
            for slip in payslips:
                if not slip.employee_id.bank_account_id and not slip.employee_id.bank_account_id.acc_number:
                    raise UserError(_('Please define bank account for the %s employee', slip.employee_id.name))
                payslip_line = self.env['hr.payslip.line'].search([('slip_id', '=', slip.id), ('code', '=', 'NET')], limit=1)
                if payslip_line:
                    self.env['hr.payroll.advice.line'].create({
                        'advice_id': advice.id,
                        'name': slip.employee_id.bank_account_id.acc_number,
                        'ifsc_code': slip.employee_id.bank_account_id.bank_bic or '',
                        'employee_id': slip.employee_id.id,
                        'bysal': payslip_line.total
                    })
                slip.advice_id = advice.id

    def confirm_sheet(self):
        """
        confirm Advice - confirmed Advice after computing Advice Lines..
        """
        for advice in self:
            if not advice.line_ids:
                raise UserError(_('You can not confirm Payment advice without advice lines.'))
            date = fields.Date.from_string(fields.Date.today())
            advice_year = date.strftime('%m') + '-' + date.strftime('%Y')
            number = self.env['ir.sequence'].next_by_code('payment.advice')
            if number is False:
                self.env['ir.sequence'].create({
                    'name': "Payment Advice",
                    'code': "payment.advice",
                    'padding': 3,
                })
                number = self.env['ir.sequence'].next_by_code('payment.advice')
            advice.write({
                'number': 'PAY' + '/' + advice_year + '/' + number,
                'state': 'confirm',
            })

    def set_to_draft(self):
        """Resets Advice as draft.
        """
        self.write({'state': 'draft'})

    def cancel_sheet(self):
        """Marks Advice as cancelled.
        """
        self.write({'state': 'cancel'})

    @api.onchange('company_id')
    def _onchange_company_id(self):
        self.bank_id = self.company_id.partner_id.bank_ids and self.company_id.partner_id.bank_ids[0].bank_id.id or False