Marwan Alwali 23158e9fbf update
2025-09-08 03:00:23 +03:00

872 lines
30 KiB
Python

# """
# Viewflow workflows for appointments app.
# Provides appointment scheduling, confirmation, and queue management workflows.
# """
#
# from viewflow import Flow, lock
# from viewflow.base import this, flow_func
# from viewflow.contrib import celery
# from viewflow.decorators import flow_view
# from viewflow.fields import CharField, ModelField
# from viewflow.forms import ModelForm
# from viewflow.views import CreateProcessView, UpdateProcessView
# from viewflow.models import Process, Task
# from django.contrib.auth.models import User
# from django.urls import reverse_lazy
# from django.utils import timezone
# from django.db import transaction
# from django.core.mail import send_mail
#
# from .models import AppointmentRequest, SlotAvailability, WaitingQueue, QueueEntry
# from .views import (
# AppointmentRequestView, AvailabilityCheckView, AppointmentSchedulingView,
# AppointmentConfirmationView, ReminderView, CheckInView, QueueManagementView,
# TelemedicineSetupView, AppointmentCompletionView, ReschedulingView,
# CancellationView, NoShowHandlingView
# )
#
#
# class AppointmentSchedulingProcess(Process):
# """
# Viewflow process model for appointment scheduling
# """
# appointment_request = ModelField(AppointmentRequest, help_text='Associated appointment request')
#
# # Process status tracking
# request_submitted = models.BooleanField(default=False)
# availability_checked = models.BooleanField(default=False)
# appointment_scheduled = models.BooleanField(default=False)
# confirmation_sent = models.BooleanField(default=False)
# reminders_scheduled = models.BooleanField(default=False)
# patient_checked_in = models.BooleanField(default=False)
# appointment_completed = models.BooleanField(default=False)
#
# class Meta:
# verbose_name = 'Appointment Scheduling Process'
# verbose_name_plural = 'Appointment Scheduling Processes'
#
#
# class AppointmentSchedulingFlow(Flow):
# """
# Appointment Scheduling Workflow
#
# This flow manages the complete appointment lifecycle from
# request through scheduling, confirmation, and completion.
# """
#
# process_class = AppointmentSchedulingProcess
#
# # Flow definition
# start = (
# flow_func(this.start_appointment_scheduling)
# .Next(this.submit_request)
# )
#
# submit_request = (
# flow_view(AppointmentRequestView)
# .Permission('appointments.can_submit_requests')
# .Next(this.check_availability)
# )
#
# check_availability = (
# flow_view(AvailabilityCheckView)
# .Permission('appointments.can_check_availability')
# .Next(this.schedule_appointment)
# )
#
# schedule_appointment = (
# flow_view(AppointmentSchedulingView)
# .Permission('appointments.can_schedule_appointments')
# .Next(this.send_confirmation)
# )
#
# send_confirmation = (
# flow_view(AppointmentConfirmationView)
# .Permission('appointments.can_send_confirmations')
# .Next(this.schedule_reminders)
# )
#
# schedule_reminders = (
# flow_func(this.setup_reminders)
# .Next(this.check_in_patient)
# )
#
# check_in_patient = (
# flow_view(CheckInView)
# .Permission('appointments.can_check_in_patients')
# .Next(this.complete_appointment)
# )
#
# complete_appointment = (
# flow_func(this.finalize_appointment)
# .Next(this.end)
# )
#
# end = flow_func(this.end_appointment_scheduling)
#
# # Flow functions
# def start_appointment_scheduling(self, activation):
# """Initialize the appointment scheduling process"""
# process = activation.process
# appointment = process.appointment_request
#
# # Update appointment status
# appointment.status = 'REQUESTED'
# appointment.save()
#
# # Send notification to scheduling staff
# self.notify_scheduling_staff(appointment)
#
# # Check for urgent appointments
# if appointment.priority in ['HIGH', 'URGENT'] or appointment.urgency_score >= 8:
# self.notify_urgent_appointment(appointment)
#
# def setup_reminders(self, activation):
# """Setup appointment reminders"""
# process = activation.process
# appointment = process.appointment_request
#
# # Mark reminders as scheduled
# process.reminders_scheduled = True
# process.save()
#
# # Schedule reminder tasks
# self.schedule_appointment_reminders(appointment)
#
# # Send immediate confirmation if telemedicine
# if appointment.is_telemedicine:
# self.setup_telemedicine_meeting(appointment)
#
# def finalize_appointment(self, activation):
# """Finalize the appointment process"""
# process = activation.process
# appointment = process.appointment_request
#
# # Update appointment status
# appointment.status = 'COMPLETED'
# appointment.completed_at = timezone.now()
# appointment.save()
#
# # Mark process as completed
# process.appointment_completed = True
# process.save()
#
# # Send completion notifications
# self.notify_appointment_completion(appointment)
#
# # Update provider schedule
# self.update_provider_schedule(appointment)
#
# # Generate follow-up recommendations
# self.generate_follow_up_recommendations(appointment)
#
# def end_appointment_scheduling(self, activation):
# """End the appointment scheduling workflow"""
# process = activation.process
#
# # Generate appointment summary
# self.generate_appointment_summary(process.appointment_request)
#
# # Helper methods
# def notify_scheduling_staff(self, appointment):
# """Notify scheduling staff of new appointment request"""
# from django.contrib.auth.models import Group
#
# scheduling_staff = User.objects.filter(
# groups__name='Scheduling Staff'
# )
#
# for staff in scheduling_staff:
# send_mail(
# subject=f'New Appointment Request: {appointment.patient.get_full_name()}',
# message=f'New {appointment.get_appointment_type_display()} appointment request for {appointment.specialty}.',
# from_email='scheduling@hospital.com',
# recipient_list=[staff.email],
# fail_silently=True
# )
#
# def notify_urgent_appointment(self, appointment):
# """Notify of urgent appointment request"""
# scheduling_managers = User.objects.filter(
# groups__name='Scheduling Managers'
# )
#
# for manager in scheduling_managers:
# send_mail(
# subject=f'URGENT Appointment Request: {appointment.patient.get_full_name()}',
# message=f'{appointment.get_priority_display()} appointment request requires immediate attention.',
# from_email='scheduling@hospital.com',
# recipient_list=[manager.email],
# fail_silently=True
# )
#
# def schedule_appointment_reminders(self, appointment):
# """Schedule appointment reminder tasks"""
# if appointment.scheduled_datetime:
# # Schedule 24-hour reminder
# reminder_24h = appointment.scheduled_datetime - timedelta(hours=24)
# if reminder_24h > timezone.now():
# send_appointment_reminder.apply_async(
# args=[appointment.id, '24_hour'],
# eta=reminder_24h
# )
#
# # Schedule 2-hour reminder
# reminder_2h = appointment.scheduled_datetime - timedelta(hours=2)
# if reminder_2h > timezone.now():
# send_appointment_reminder.apply_async(
# args=[appointment.id, '2_hour'],
# eta=reminder_2h
# )
#
# def setup_telemedicine_meeting(self, appointment):
# """Setup telemedicine meeting details"""
# # This would integrate with telemedicine platforms
# pass
#
# def notify_appointment_completion(self, appointment):
# """Notify appointment completion"""
# # Notify patient
# if appointment.patient.email:
# send_mail(
# subject='Appointment Completed',
# message=f'Your appointment with {appointment.provider.get_full_name()} has been completed.',
# from_email='appointments@hospital.com',
# recipient_list=[appointment.patient.email],
# fail_silently=True
# )
#
# def update_provider_schedule(self, appointment):
# """Update provider schedule after appointment"""
# # This would update provider availability
# pass
#
# def generate_follow_up_recommendations(self, appointment):
# """Generate follow-up appointment recommendations"""
# # This would analyze appointment and suggest follow-ups
# pass
#
# def generate_appointment_summary(self, appointment):
# """Generate appointment summary"""
# # This would generate appointment summary report
# pass
#
#
# class AppointmentConfirmationProcess(Process):
# """
# Viewflow process model for appointment confirmation
# """
# appointment_request = ModelField(AppointmentRequest, help_text='Associated appointment request')
#
# # Process status tracking
# confirmation_requested = models.BooleanField(default=False)
# patient_contacted = models.BooleanField(default=False)
# confirmation_received = models.BooleanField(default=False)
# details_updated = models.BooleanField(default=False)
# confirmation_completed = models.BooleanField(default=False)
#
# class Meta:
# verbose_name = 'Appointment Confirmation Process'
# verbose_name_plural = 'Appointment Confirmation Processes'
#
#
# class AppointmentConfirmationFlow(Flow):
# """
# Appointment Confirmation Workflow
#
# This flow manages appointment confirmation including patient
# contact, confirmation receipt, and detail updates.
# """
#
# process_class = AppointmentConfirmationProcess
#
# # Flow definition
# start = (
# flow_func(this.start_confirmation)
# .Next(this.request_confirmation)
# )
#
# request_confirmation = (
# flow_func(this.send_confirmation_request)
# .Next(this.contact_patient)
# )
#
# contact_patient = (
# flow_view(PatientContactView)
# .Permission('appointments.can_contact_patients')
# .Next(this.receive_confirmation)
# )
#
# receive_confirmation = (
# flow_view(ConfirmationReceiptView)
# .Permission('appointments.can_receive_confirmations')
# .Next(this.update_details)
# )
#
# update_details = (
# flow_view(DetailUpdateView)
# .Permission('appointments.can_update_details')
# .Next(this.complete_confirmation)
# )
#
# complete_confirmation = (
# flow_func(this.finalize_confirmation)
# .Next(this.end)
# )
#
# end = flow_func(this.end_confirmation)
#
# # Flow functions
# def start_confirmation(self, activation):
# """Initialize the confirmation process"""
# process = activation.process
# appointment = process.appointment_request
#
# # Send confirmation request
# self.send_confirmation_request(appointment)
#
# def send_confirmation_request(self, activation):
# """Send confirmation request to patient"""
# process = activation.process
# appointment = process.appointment_request
#
# # Mark confirmation requested
# process.confirmation_requested = True
# process.save()
#
# # Send confirmation request via preferred method
# self.send_confirmation_via_preferred_method(appointment)
#
# def finalize_confirmation(self, activation):
# """Finalize the confirmation process"""
# process = activation.process
# appointment = process.appointment_request
#
# # Update appointment status
# appointment.status = 'CONFIRMED'
# appointment.save()
#
# # Mark process as completed
# process.confirmation_completed = True
# process.save()
#
# # Send confirmation completion notification
# self.notify_confirmation_completion(appointment)
#
# def end_confirmation(self, activation):
# """End the confirmation workflow"""
# process = activation.process
#
# # Log confirmation completion
# self.log_confirmation_completion(process.appointment_request)
#
# # Helper methods
# def send_confirmation_via_preferred_method(self, appointment):
# """Send confirmation via patient's preferred method"""
# preferences = appointment.reminder_preferences
#
# if preferences.get('email', True) and appointment.patient.email:
# self.send_email_confirmation(appointment)
#
# if preferences.get('sms', False) and appointment.patient.phone:
# self.send_sms_confirmation(appointment)
#
# if preferences.get('phone', False):
# self.schedule_phone_confirmation(appointment)
#
# def send_email_confirmation(self, appointment):
# """Send email confirmation"""
# send_mail(
# subject='Appointment Confirmation Required',
# message=f'Please confirm your appointment on {appointment.scheduled_datetime}.',
# from_email='appointments@hospital.com',
# recipient_list=[appointment.patient.email],
# fail_silently=True
# )
#
# def send_sms_confirmation(self, appointment):
# """Send SMS confirmation"""
# # This would integrate with SMS service
# pass
#
# def schedule_phone_confirmation(self, appointment):
# """Schedule phone confirmation call"""
# # This would schedule a phone call task
# pass
#
# def notify_confirmation_completion(self, appointment):
# """Notify confirmation completion"""
# # Notify scheduling staff
# scheduling_staff = User.objects.filter(
# groups__name='Scheduling Staff'
# )
#
# for staff in scheduling_staff:
# send_mail(
# subject=f'Appointment Confirmed: {appointment.patient.get_full_name()}',
# message=f'Patient has confirmed appointment for {appointment.scheduled_datetime}.',
# from_email='appointments@hospital.com',
# recipient_list=[staff.email],
# fail_silently=True
# )
#
# def log_confirmation_completion(self, appointment):
# """Log confirmation completion"""
# # This would log confirmation details
# pass
#
#
# class QueueManagementProcess(Process):
# """
# Viewflow process model for queue management
# """
# queue_entry = ModelField(QueueEntry, help_text='Associated queue entry')
#
# # Process status tracking
# patient_queued = models.BooleanField(default=False)
# position_assigned = models.BooleanField(default=False)
# wait_time_estimated = models.BooleanField(default=False)
# patient_called = models.BooleanField(default=False)
# service_started = models.BooleanField(default=False)
# service_completed = models.BooleanField(default=False)
# queue_exited = models.BooleanField(default=False)
#
# class Meta:
# verbose_name = 'Queue Management Process'
# verbose_name_plural = 'Queue Management Processes'
#
#
# class QueueManagementFlow(Flow):
# """
# Queue Management Workflow
#
# This flow manages patient flow through waiting queues
# including position assignment and service coordination.
# """
#
# process_class = QueueManagementProcess
#
# # Flow definition
# start = (
# flow_func(this.start_queue_management)
# .Next(this.queue_patient)
# )
#
# queue_patient = (
# flow_view(PatientQueuingView)
# .Permission('appointments.can_queue_patients')
# .Next(this.assign_position)
# )
#
# assign_position = (
# flow_func(this.calculate_queue_position)
# .Next(this.estimate_wait_time)
# )
#
# estimate_wait_time = (
# flow_func(this.calculate_wait_time)
# .Next(this.call_patient)
# )
#
# call_patient = (
# flow_view(PatientCallingView)
# .Permission('appointments.can_call_patients')
# .Next(this.start_service)
# )
#
# start_service = (
# flow_view(ServiceStartView)
# .Permission('appointments.can_start_service')
# .Next(this.complete_service)
# )
#
# complete_service = (
# flow_view(ServiceCompletionView)
# .Permission('appointments.can_complete_service')
# .Next(this.exit_queue)
# )
#
# exit_queue = (
# flow_func(this.finalize_queue_management)
# .Next(this.end)
# )
#
# end = flow_func(this.end_queue_management)
#
# # Flow functions
# def start_queue_management(self, activation):
# """Initialize the queue management process"""
# process = activation.process
# entry = process.queue_entry
#
# # Update entry status
# entry.status = 'WAITING'
# entry.save()
#
# # Send queue notification
# self.notify_queue_entry(entry)
#
# def calculate_queue_position(self, activation):
# """Calculate and assign queue position"""
# process = activation.process
# entry = process.queue_entry
#
# # Calculate position based on priority and arrival time
# position = self.determine_queue_position(entry)
# entry.queue_position = position
# entry.save()
#
# # Mark position assigned
# process.position_assigned = True
# process.save()
#
# # Update other queue positions
# self.update_queue_positions(entry.queue)
#
# def calculate_wait_time(self, activation):
# """Calculate estimated wait time"""
# process = activation.process
# entry = process.queue_entry
#
# # Calculate estimated service time
# estimated_time = self.estimate_service_time(entry)
# entry.estimated_service_time = estimated_time
# entry.save()
#
# # Mark wait time estimated
# process.wait_time_estimated = True
# process.save()
#
# # Send wait time notification
# self.notify_wait_time(entry)
#
# def finalize_queue_management(self, activation):
# """Finalize the queue management process"""
# process = activation.process
# entry = process.queue_entry
#
# # Update entry status
# entry.status = 'COMPLETED'
# entry.served_at = timezone.now()
# entry.save()
#
# # Mark process as completed
# process.queue_exited = True
# process.save()
#
# # Update queue metrics
# self.update_queue_metrics(entry)
#
# # Notify next patient
# self.notify_next_patient(entry.queue)
#
# def end_queue_management(self, activation):
# """End the queue management workflow"""
# process = activation.process
#
# # Generate queue summary
# self.generate_queue_summary(process.queue_entry)
#
# # Helper methods
# def notify_queue_entry(self, entry):
# """Notify patient of queue entry"""
# if entry.patient.email:
# send_mail(
# subject='Added to Waiting Queue',
# message=f'You have been added to the {entry.queue.name} queue.',
# from_email='appointments@hospital.com',
# recipient_list=[entry.patient.email],
# fail_silently=True
# )
#
# def determine_queue_position(self, entry):
# """Determine queue position based on priority"""
# # This would implement priority-based positioning logic
# return entry.queue.current_queue_size + 1
#
# def update_queue_positions(self, queue):
# """Update positions for all entries in queue"""
# entries = queue.queue_entries.filter(status='WAITING').order_by('priority_score', 'joined_at')
# for i, entry in enumerate(entries, 1):
# entry.queue_position = i
# entry.save()
#
# def estimate_service_time(self, entry):
# """Estimate service time for queue entry"""
# queue = entry.queue
# position = entry.queue_position
# avg_service_time = queue.average_service_time_minutes
#
# estimated_minutes = position * avg_service_time
# return timezone.now() + timedelta(minutes=estimated_minutes)
#
# def notify_wait_time(self, entry):
# """Notify patient of estimated wait time"""
# if entry.patient.email and entry.estimated_service_time:
# wait_minutes = int((entry.estimated_service_time - timezone.now()).total_seconds() / 60)
# send_mail(
# subject='Queue Wait Time Update',
# message=f'Your estimated wait time is {wait_minutes} minutes.',
# from_email='appointments@hospital.com',
# recipient_list=[entry.patient.email],
# fail_silently=True
# )
#
# def update_queue_metrics(self, entry):
# """Update queue performance metrics"""
# # This would update queue analytics
# pass
#
# def notify_next_patient(self, queue):
# """Notify next patient in queue"""
# next_entry = queue.queue_entries.filter(
# status='WAITING'
# ).order_by('queue_position').first()
#
# if next_entry:
# self.notify_patient_ready(next_entry)
#
# def notify_patient_ready(self, entry):
# """Notify patient they are ready to be called"""
# if entry.patient.email:
# send_mail(
# subject='Ready for Appointment',
# message='You will be called shortly for your appointment.',
# from_email='appointments@hospital.com',
# recipient_list=[entry.patient.email],
# fail_silently=True
# )
#
# def generate_queue_summary(self, entry):
# """Generate queue management summary"""
# # This would generate queue analytics
# pass
#
#
# class TelemedicineSetupProcess(Process):
# """
# Viewflow process model for telemedicine setup
# """
# appointment_request = ModelField(AppointmentRequest, help_text='Associated appointment request')
#
# # Process status tracking
# platform_selected = models.BooleanField(default=False)
# meeting_created = models.BooleanField(default=False)
# credentials_sent = models.BooleanField(default=False)
# technical_check_completed = models.BooleanField(default=False)
# meeting_ready = models.BooleanField(default=False)
#
# class Meta:
# verbose_name = 'Telemedicine Setup Process'
# verbose_name_plural = 'Telemedicine Setup Processes'
#
#
# class TelemedicineSetupFlow(Flow):
# """
# Telemedicine Setup Workflow
#
# This flow manages telemedicine appointment setup including
# platform selection, meeting creation, and technical verification.
# """
#
# process_class = TelemedicineSetupProcess
#
# # Flow definition
# start = (
# flow_func(this.start_telemedicine_setup)
# .Next(this.select_platform)
# )
#
# select_platform = (
# flow_view(PlatformSelectionView)
# .Permission('appointments.can_select_platforms')
# .Next(this.create_meeting)
# )
#
# create_meeting = (
# flow_view(MeetingCreationView)
# .Permission('appointments.can_create_meetings')
# .Next(this.send_credentials)
# )
#
# send_credentials = (
# flow_view(CredentialSendingView)
# .Permission('appointments.can_send_credentials')
# .Next(this.technical_check)
# )
#
# technical_check = (
# flow_view(TechnicalCheckView)
# .Permission('appointments.can_perform_technical_checks')
# .Next(this.finalize_setup)
# )
#
# finalize_setup = (
# flow_func(this.complete_telemedicine_setup)
# .Next(this.end)
# )
#
# end = flow_func(this.end_telemedicine_setup)
#
# # Flow functions
# def start_telemedicine_setup(self, activation):
# """Initialize the telemedicine setup process"""
# process = activation.process
# appointment = process.appointment_request
#
# # Mark as telemedicine appointment
# appointment.is_telemedicine = True
# appointment.save()
#
# # Send setup notification
# self.notify_telemedicine_setup(appointment)
#
# def complete_telemedicine_setup(self, activation):
# """Finalize the telemedicine setup process"""
# process = activation.process
# appointment = process.appointment_request
#
# # Mark meeting as ready
# process.meeting_ready = True
# process.save()
#
# # Send final meeting details
# self.send_final_meeting_details(appointment)
#
# # Schedule pre-meeting reminder
# self.schedule_pre_meeting_reminder(appointment)
#
# def end_telemedicine_setup(self, activation):
# """End the telemedicine setup workflow"""
# process = activation.process
#
# # Log setup completion
# self.log_telemedicine_setup(process.appointment_request)
#
# # Helper methods
# def notify_telemedicine_setup(self, appointment):
# """Notify patient of telemedicine setup"""
# if appointment.patient.email:
# send_mail(
# subject='Telemedicine Appointment Setup',
# message='Your telemedicine appointment is being set up. You will receive meeting details shortly.',
# from_email='telemedicine@hospital.com',
# recipient_list=[appointment.patient.email],
# fail_silently=True
# )
#
# def send_final_meeting_details(self, appointment):
# """Send final meeting details to patient"""
# if appointment.patient.email:
# send_mail(
# subject='Telemedicine Meeting Details',
# message=f'Meeting URL: {appointment.meeting_url}\nMeeting ID: {appointment.meeting_id}',
# from_email='telemedicine@hospital.com',
# recipient_list=[appointment.patient.email],
# fail_silently=True
# )
#
# def schedule_pre_meeting_reminder(self, appointment):
# """Schedule pre-meeting reminder"""
# if appointment.scheduled_datetime:
# reminder_time = appointment.scheduled_datetime - timedelta(minutes=15)
# if reminder_time > timezone.now():
# send_telemedicine_reminder.apply_async(
# args=[appointment.id],
# eta=reminder_time
# )
#
# def log_telemedicine_setup(self, appointment):
# """Log telemedicine setup completion"""
# # This would log setup details
# pass
#
#
# # Celery tasks for background processing
# @celery.job
# def send_appointment_reminder(appointment_id, reminder_type):
# """Background task to send appointment reminders"""
# try:
# appointment = AppointmentRequest.objects.get(id=appointment_id)
#
# if reminder_type == '24_hour':
# subject = 'Appointment Reminder - Tomorrow'
# message = f'Reminder: You have an appointment tomorrow at {appointment.scheduled_datetime}.'
# elif reminder_type == '2_hour':
# subject = 'Appointment Reminder - 2 Hours'
# message = f'Reminder: You have an appointment in 2 hours at {appointment.scheduled_datetime}.'
#
# if appointment.patient.email:
# send_mail(
# subject=subject,
# message=message,
# from_email='appointments@hospital.com',
# recipient_list=[appointment.patient.email],
# fail_silently=True
# )
#
# return True
# except Exception:
# return False
#
#
# @celery.job
# def send_telemedicine_reminder(appointment_id):
# """Background task to send telemedicine pre-meeting reminder"""
# try:
# appointment = AppointmentRequest.objects.get(id=appointment_id)
#
# if appointment.patient.email:
# send_mail(
# subject='Telemedicine Meeting Starting Soon',
# message=f'Your telemedicine appointment starts in 15 minutes. Meeting URL: {appointment.meeting_url}',
# from_email='telemedicine@hospital.com',
# recipient_list=[appointment.patient.email],
# fail_silently=True
# )
#
# return True
# except Exception:
# return False
#
#
# @celery.job
# def auto_confirm_appointments():
# """Background task to automatically confirm appointments"""
# try:
# # This would implement auto-confirmation logic
# return True
# except Exception:
# return False
#
#
# @celery.job
# def manage_no_shows():
# """Background task to manage no-show appointments"""
# try:
# # This would identify and handle no-show appointments
# return True
# except Exception:
# return False
#
#
# @celery.job
# def optimize_schedules():
# """Background task to optimize provider schedules"""
# try:
# # This would implement schedule optimization
# return True
# except Exception:
# return False
#
#
# @celery.job
# def update_queue_positions():
# """Background task to update queue positions"""
# try:
# # This would update queue positions and wait times
# return True
# except Exception:
# return False
#