Files
tra_backend/hr_gratuity_settlement/models/employee_gratuity.py
2020-07-21 10:09:46 +00:00

125 lines
5.1 KiB
Python
Executable File

# -*- coding: utf-8 -*-
import datetime
from odoo import fields, models, api, exceptions, _
from odoo.exceptions import ValidationError,UserError
date_format = "%Y-%m-%d"
class EmployeeGratuity(models.Model):
_name = 'hr.gratuity'
_inherit = ['mail.thread', 'mail.activity.mixin']
_description = "Employee Gratuity"
state = fields.Selection([
('draft', 'Draft'),
('validate', 'Validated'),
('approve', 'Approved'),
('cancel', 'Cancelled')],
default='draft', track_visibility='onchange')
name = fields.Char(string='Reference', required=True, copy=False, readonly=True,
default=lambda self: _('New'))
employee_id = fields.Many2one('hr.resignation', string='Employee', required=True,
domain="[('state', '=', 'approved')]")
joined_date = fields.Date(string="Joined Date", readonly=True)
worked_years = fields.Integer(string="Total Work Years", readonly=True)
last_month_salary = fields.Integer(string="Last Salary", required=True, default=0)
allowance = fields.Char(string="Dearness Allowance", default=0)
gratuity_amount = fields.Integer(string="Gratuity Payable", required=True, default=0,
readony=True, help=("Gratuity is calculated based on the "
"equation Last salary * Number of years of service * 15 / 26 "))
currency_id = fields.Many2one('res.currency', string='Currency', required=True,
default=lambda self: self.env.user.company_id.currency_id)
company_id = fields.Many2one('res.company', 'Company', default=lambda self: self.env.user.company_id)
# assigning the sequence for the record
@api.model
def create(self, vals):
vals['name'] = self.env['ir.sequence'].next_by_code('hr.gratuity')
return super(EmployeeGratuity, self).create(vals)
# Check whether any Gratuity request already exists
@api.onchange('employee_id')
@api.depends('employee_id')
def check_request_existence(self):
for rec in self:
if rec.employee_id:
gratuity_request = self.env['hr.gratuity'].search([('employee_id', '=', rec.employee_id.id),
('state', 'in', ['draft', 'validate', 'approve', 'cancel'])])
if gratuity_request:
raise ValidationError(_('A Settlement request is already processed'
' for this employee'))
def validate_function(self):
# calculating the years of work by the employee
worked_years = int(datetime.datetime.now().year) - int(str(self.joined_date).split('-')[0])
if worked_years < 5:
self.write({
'state': 'draft'})
worked_years = int(datetime.datetime.now().year) - int(str(self.joined_date).split('-')[0])
self.worked_years = worked_years
raise exceptions.except_orm(_('Employee Working Period is less than 5 Year'),
_('Only an Employee with minimum 5 years of working, will get the Gratuity'))
else:
worked_years = int(datetime.datetime.now().year) - int(str(self.joined_date).split('-')[0])
self.worked_years = worked_years
cr = self._cr # find out the correct date of last salary of employee
query = """select amount from hr_payslip_line psl
inner join hr_payslip ps on ps.id=psl.slip_id
where ps.employee_id="""+str(self.employee_id.employee_id.id)+\
"""and ps.state='done' and psl.code='NET'
order by ps.date_from desc limit 1"""
cr.execute(query)
data = cr.fetchall()
if data :
last_salary = data[0][0]
else :
last_salary = 0
self.last_month_salary = last_salary
amount = ((self.last_month_salary + int(self.allowance)) * int(worked_years) * 15) / 26
self.gratuity_amount = round(amount) if self.state == 'approve' else 0
self.write({
'state': 'validate'})
def approve_function(self):
if not self.allowance.isdigit():
raise ValidationError(_('Allowance value should be numeric !!'))
self.write({
'state': 'approve'
})
amount = ((self.last_month_salary + int(self.allowance)) * int(self.worked_years) * 15) / 26
self.gratuity_amount = round(amount) if self.state == 'approve' else 0
def cancel_function(self):
self.write({
'state': 'cancel'
})
def draft_function(self):
self.write({
'state': 'draft'
})
# assigning the join date of the selected employee
@api.onchange('employee_id')
def _on_change_employee_id(self):
rec = self.env['hr.resignation'].search([['id', '=', self.employee_id.id]])
if rec:
self.joined_date = rec.joined_date
else:
self.joined_date = ''