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ihrm/base/scheduler.py
2023-05-10 15:06:57 +05:30

298 lines
12 KiB
Python

from apscheduler.schedulers.background import BackgroundScheduler
from datetime import datetime, timedelta, date
import calendar
from notifications.signals import notify
def update_rotating_work_type_assign(rotating_work_type,new_date):
"""
Here will update the employee work information details and send notification
"""
from django.contrib.auth.models import User
employee = rotating_work_type.employee_id
employee_work_info = employee.employee_work_info
work_type1 = rotating_work_type.rotating_work_type_id.work_type1
work_type2 = rotating_work_type.rotating_work_type_id.work_type2
new = rotating_work_type.next_work_type
next = work_type2
if new == next:
next = work_type1
employee_work_info.work_type_id = new
employee_work_info.save()
rotating_work_type.next_change_date = new_date
rotating_work_type.current_work_type = new
rotating_work_type.next_work_type = next
rotating_work_type.save()
bot = User.objects.filter(username="Horilla Bot").first()
if bot is not None:
employee = rotating_work_type.employee_id
notify.send(bot,recipient=employee.employee_user_id,verb="Your Work Type has been changed.",icon="infinite",redirect="/employee/employee-profile")
return
def work_type_rotate_after(rotating_work_work_type):
"""
This method for rotate work type based on after day
"""
date_today = datetime.now()
switch_date = rotating_work_work_type.next_change_date
if switch_date.strftime('%Y-%m-%d') == date_today.strftime('%Y-%m-%d'):
# calculate the next work type switch date
new_date = date_today + timedelta(days=rotating_work_work_type.rotate_after_day)
update_rotating_work_type_assign(rotating_work_work_type,new_date)
return
def work_type_rotate_weekend(rotating_work_type):
"""
This method for rotate work type based on weekend
"""
date_today = datetime.now()
switch_date = rotating_work_type.next_change_date
if switch_date.strftime('%Y-%m-%d') == date_today.strftime('%Y-%m-%d'):
# calculate the next work type switch date
day = datetime.now().strftime('%A').lower()
switch_day = rotating_work_type.rotate_every_weekend
if day == switch_day:
new_date = date_today + timedelta(days=7)
update_rotating_work_type_assign(rotating_work_type,new_date)
return
def work_type_rotate_every(rotating_work_type):
"""
This method for rotate work type based on every month
"""
date_today = datetime.now()
switch_date = rotating_work_type.next_change_date
day_date = rotating_work_type.rotate_every
if switch_date.strftime('%Y-%m-%d') == date_today.strftime('%Y-%m-%d'):
# calculate the next work type switch date
if day_date == switch_date.strftime('%d').lstrip('0'):
new_date = date_today.replace(month=date_today.month + 1)
update_rotating_work_type_assign(rotating_work_type, new_date)
elif day_date == 'last':
year = date_today.strftime('%Y')
month = date_today.strftime('%m')
last_day = calendar.monthrange(int(year), int(month) + 1)[1]
new_date = datetime(int(year), int(month) + 1, last_day)
update_rotating_work_type_assign(rotating_work_type, new_date)
return
def rotate_work_type():
"""
This method will identify the based on condition to the rotating shift assign
and redirect to the chunk method to execute.
"""
from base.models import RotatingWorkTypeAssign
rotating_work_types = RotatingWorkTypeAssign.objects.filter(is_active=True)
for rotating_work_type in rotating_work_types:
based_on = rotating_work_type.based_on
if based_on =='after':
work_type_rotate_after(rotating_work_type)
elif based_on == 'weekly':
work_type_rotate_weekend(rotating_work_type)
elif based_on == 'monthly':
work_type_rotate_every(rotating_work_type)
return
def update_rotating_shift_assign(rotating_shift,new_date):
"""
Here will update the employee work information and send notification
"""
from django.contrib.auth.models import User
employee = rotating_shift.employee_id
employee_work_info = employee.employee_work_info
shift1 = rotating_shift.rotating_shift_id.shift1
shift2 = rotating_shift.rotating_shift_id.shift2
new = rotating_shift.next_shift
next = shift2
if new == next:
next = shift1
employee_work_info.shift_id = new
employee_work_info.save()
rotating_shift.next_change_date = new_date
rotating_shift.current_shift = new
rotating_shift.next_shift = next
rotating_shift.save()
bot = User.objects.filter(username='Horilla Bot').first()
if bot is not None:
employee = rotating_shift.employee_id
notify.send(bot,recipient=employee.employee_user_id,verb="Your shift has been changed.",icon="infinite",redirect="/employee/employee-profile")
return
def shift_rotate_after_day(rotating_shift):
"""
This method for rotate shift based on after day
"""
date_today = datetime.now()
switch_date = rotating_shift.next_change_date
if switch_date.strftime('%Y-%m-%d') == date_today.strftime('%Y-%m-%d'):
# calculate the next work type switch date
new_date = date_today + timedelta(days=rotating_shift.rotate_after_day)
update_rotating_shift_assign(rotating_shift,new_date)
return
def shift_rotate_weekend(rotating_shift):
"""
This method for rotate shift based on weekend
"""
date_today = datetime.now()
switch_date = rotating_shift.next_change_date
if switch_date.strftime('%Y-%m-%d') == date_today.strftime('%Y-%m-%d'):
# calculate the next work type switch date
day = datetime.now().strftime('%A').lower()
switch_day = rotating_shift.rotate_every_weekend
if day == switch_day:
new_date = date_today + timedelta(days=7)
update_rotating_shift_assign(rotating_shift,new_date)
return
def shift_rotate_every(rotating_shift):
"""
This method for rotate shift based on every month
"""
date_today = datetime.now()
switch_date = rotating_shift.next_change_date
day_date = rotating_shift.rotate_every
if switch_date.strftime('%Y-%m-%d') == date_today.strftime('%Y-%m-%d'):
# calculate the next work type switch date
if day_date == switch_date.strftime('%d').lstrip('0'):
new_date = date_today.replace(month=date_today.month + 1)
update_rotating_shift_assign(rotating_shift, new_date)
elif day_date == 'last':
year = date_today.strftime('%Y')
month = date_today.strftime('%m')
last_day = calendar.monthrange(int(year), int(month) + 1)[1]
new_date = datetime(int(year), int(month) + 1, last_day)
update_rotating_shift_assign(rotating_shift, new_date)
return
def rotate_shift():
"""
This method will identify the based on condition to the rotating shift assign
and redirect to the chunk method to execute.
"""
from base.models import RotatingShiftAssign
rotating_shifts = RotatingShiftAssign.objects.filter(is_active=True)
for rotating_shift in rotating_shifts:
based_on = rotating_shift.based_on
# after day condition
if based_on =='after':
shift_rotate_after_day(rotating_shift)
# weekly condition
elif based_on == 'weekly':
shift_rotate_weekend(rotating_shift)
# monthly condition
elif based_on == 'monthly':
shift_rotate_every(rotating_shift)
return
def switch_shift():
"""
This method change employees shift information regards to the shift request
"""
from base.models import ShiftRequest
from django.contrib.auth.models import User
today =date.today()
shift_requests = ShiftRequest.objects.filter(canceled=False,approved=True,requested_date__exact=today,shift_changed=False)
for request in shift_requests:
work_info = request.employee_id.employee_work_info
# updating requested shift to the employee work information.
work_info.shift_id = request.shift_id
work_info.save()
request.approved = True
request.shift_changed = True
request.save()
bot = User.objects.filter(username='Horilla Bot').first()
if bot is not None:
employee = request.employee_id
notify.send(bot,recipient=employee.employee_user_id,verb="Shift Changes notification",icon="refresh",redirect="/employee/employee-profile")
return
def undo_shift():
"""
This method undo previous employees shift information regards to the shift request
"""
from base.models import ShiftRequest
from django.contrib.auth.models import User
today =date.today()
# here will get all the active shift requests
shift_requests = ShiftRequest.objects.filter(canceled=False,approved=True,requested_till__lt=today,is_active=True,shift_changed=True)
for request in shift_requests:
work_info = request.employee_id.employee_work_info
work_info.shift_id = request.previous_shift_id
work_info.save()
# making the instance in-active
request.is_active = False
request.save()
bot = User.objects.filter(username='Horilla Bot').first()
if bot is not None:
employee = request.employee_id
notify.send(bot,recipient=employee.employee_user_id,verb="Shift changes notification, Requested date expired.",icon="refresh",redirect="/employee/employee-profile")
return
def switch_work_type():
"""
This method change employees work type information regards to the work type request
"""
from django.contrib.auth.models import User
from base.models import WorkTypeRequest
today =date.today()
work_type_requests = WorkTypeRequest.objects.filter(canceled=False,approved=True,requested_date__exact=today,work_type_changed=False)
for request in work_type_requests:
work_info = request.employee_id.employee_work_info
# updating requested work type to the employee work information.
work_info.work_type_id = request.work_type_id
work_info.save()
request.approved = True
request.work_type_changed = True
request.save()
bot = User.objects.filter(username='Horilla Bot').first()
if bot is not None:
employee = request.employee_id
notify.send(bot,recipient=employee.employee_user_id,verb="Work Type Changes notification",icon="swap-horizontal",redirect="/employee/employee-profile")
return
def undo_work_type():
"""
This method undo previous employees work type information regards to the work type request
"""
from base.models import WorkTypeRequest
from django.contrib.auth.models import User
today =date.today()
# here will get all the active work type requests
work_type_requests = WorkTypeRequest.objects.filter(canceled=False,approved=True,requested_till__lt=today,is_active=True,work_type_changed=True)
for request in work_type_requests:
work_info = request.employee_id.employee_work_info
# updating employee work information's work type to previous work type
work_info.work_type_id = request.previous_work_type_id
work_info.save()
# making the instance is in-active
request.is_active = False
request.save()
bot = User.objects.filter(username='Horilla Bot').first()
if bot is not None:
employee = request.employee_id
notify.send(bot,recipient=employee.employee_user_id,verb="Work type changes notification, Requested date expired.",icon="swap-horizontal",redirect="/employee/employee-profile")
return
scheduler = BackgroundScheduler()
scheduler.add_job(rotate_shift, 'interval', seconds=10)
scheduler.add_job(rotate_work_type, 'interval', seconds=10)
scheduler.add_job(switch_shift, 'interval', seconds=10)
scheduler.add_job(undo_shift, 'interval', seconds=10)
scheduler.add_job(switch_work_type, 'interval', seconds=10)
scheduler.add_job(undo_work_type, 'interval', seconds=10)
scheduler.start()