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

747 lines
24 KiB
Python

# """
# Viewflow workflows for radiology app.
# Provides imaging order processing, study execution, and report generation 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 ImagingOrder, ImagingStudy, RadiologyReport, ReportTemplate
# from .views import (
# ImagingOrderView, OrderVerificationView, StudySchedulingView,
# PatientPreparationView, StudyExecutionView, ImageQualityCheckView,
# ReportDictationView, ReportTranscriptionView, ReportVerificationView,
# CriticalFindingNotificationView
# )
#
#
# class ImagingOrderProcess(Process):
# """
# Viewflow process model for imaging orders
# """
# imaging_order = ModelField(ImagingOrder, help_text='Associated imaging order')
#
# # Process status tracking
# order_received = models.BooleanField(default=False)
# order_verified = models.BooleanField(default=False)
# study_scheduled = models.BooleanField(default=False)
# patient_prepared = models.BooleanField(default=False)
# study_completed = models.BooleanField(default=False)
# images_reviewed = models.BooleanField(default=False)
# report_dictated = models.BooleanField(default=False)
# report_finalized = models.BooleanField(default=False)
# results_communicated = models.BooleanField(default=False)
#
# class Meta:
# verbose_name = 'Imaging Order Process'
# verbose_name_plural = 'Imaging Order Processes'
#
#
# class ImagingOrderFlow(Flow):
# """
# Imaging Order Workflow
#
# This flow manages the complete imaging process from order receipt
# through study execution and report delivery.
# """
#
# process_class = ImagingOrderProcess
#
# # Flow definition
# start = (
# flow_func(this.start_imaging_order)
# .Next(this.receive_order)
# )
#
# receive_order = (
# flow_view(ImagingOrderView)
# .Permission('radiology.can_receive_orders')
# .Next(this.verify_order)
# )
#
# verify_order = (
# flow_view(OrderVerificationView)
# .Permission('radiology.can_verify_orders')
# .Next(this.schedule_study)
# )
#
# schedule_study = (
# flow_view(StudySchedulingView)
# .Permission('radiology.can_schedule_studies')
# .Next(this.prepare_patient)
# )
#
# prepare_patient = (
# flow_view(PatientPreparationView)
# .Permission('radiology.can_prepare_patients')
# .Next(this.execute_study)
# )
#
# execute_study = (
# flow_view(StudyExecutionView)
# .Permission('radiology.can_execute_studies')
# .Next(this.review_images)
# )
#
# review_images = (
# flow_view(ImageQualityCheckView)
# .Permission('radiology.can_review_images')
# .Next(this.dictate_report)
# )
#
# dictate_report = (
# flow_view(ReportDictationView)
# .Permission('radiology.can_dictate_reports')
# .Next(this.transcribe_report)
# )
#
# transcribe_report = (
# flow_view(ReportTranscriptionView)
# .Permission('radiology.can_transcribe_reports')
# .Next(this.verify_report)
# )
#
# verify_report = (
# flow_view(ReportVerificationView)
# .Permission('radiology.can_verify_reports')
# .Next(this.check_critical_findings)
# )
#
# check_critical_findings = (
# flow_func(this.assess_critical_findings)
# .Next(this.finalize_report)
# )
#
# finalize_report = (
# flow_func(this.complete_imaging_order)
# .Next(this.end)
# )
#
# end = flow_func(this.end_imaging_order)
#
# # Flow functions
# def start_imaging_order(self, activation):
# """Initialize the imaging order process"""
# process = activation.process
# order = process.imaging_order
#
# # Update order status
# order.status = 'RECEIVED'
# order.save()
#
# # Send notification to radiology staff
# self.notify_radiology_staff(order)
#
# # Check for STAT orders
# if order.priority in ['STAT', 'EMERGENCY']:
# self.notify_stat_order(order)
#
# def assess_critical_findings(self, activation):
# """Check for critical findings and handle notifications"""
# process = activation.process
# order = process.imaging_order
#
# # Get the associated report
# try:
# report = RadiologyReport.objects.get(study__imaging_order=order)
#
# if report.critical_finding:
# # Handle critical finding notification
# self.handle_critical_finding(report)
#
# # Mark as critical communicated
# report.critical_communicated = True
# report.critical_communicated_datetime = timezone.now()
# report.save()
# except RadiologyReport.DoesNotExist:
# pass
#
# def complete_imaging_order(self, activation):
# """Finalize the imaging order process"""
# process = activation.process
# order = process.imaging_order
#
# # Update order status
# order.status = 'COMPLETED'
# order.completion_datetime = timezone.now()
# order.save()
#
# # Mark process as completed
# process.results_communicated = True
# process.save()
#
# # Send completion notifications
# self.notify_order_completion(order)
#
# # Update quality metrics
# self.update_quality_metrics(order)
#
# def end_imaging_order(self, activation):
# """End the imaging order workflow"""
# process = activation.process
#
# # Generate order summary report
# self.generate_order_summary(process.imaging_order)
#
# # Helper methods
# def notify_radiology_staff(self, order):
# """Notify radiology staff of new order"""
# from django.contrib.auth.models import Group
#
# radiology_staff = User.objects.filter(
# groups__name='Radiology Staff'
# )
#
# for staff in radiology_staff:
# send_mail(
# subject=f'New Imaging Order: {order.order_number}',
# message=f'New {order.get_priority_display()} imaging order for {order.patient.get_full_name()}.',
# from_email='radiology@hospital.com',
# recipient_list=[staff.email],
# fail_silently=True
# )
#
# def notify_stat_order(self, order):
# """Notify of STAT imaging order"""
# radiologists = User.objects.filter(
# groups__name='Radiologists'
# )
#
# for radiologist in radiologists:
# send_mail(
# subject=f'STAT Imaging Order: {order.order_number}',
# message=f'{order.get_priority_display()} imaging order requires immediate attention.',
# from_email='radiology@hospital.com',
# recipient_list=[radiologist.email],
# fail_silently=True
# )
#
# def handle_critical_finding(self, report):
# """Handle critical finding notification"""
# # Notify ordering physician immediately
# if report.study.referring_physician and report.study.referring_physician.email:
# send_mail(
# subject=f'CRITICAL FINDING: {report.study.accession_number}',
# message=f'Critical finding identified in imaging study. Please review immediately.',
# from_email='radiology@hospital.com',
# recipient_list=[report.study.referring_physician.email],
# fail_silently=True
# )
#
# # Notify radiology supervisor
# supervisors = User.objects.filter(
# groups__name='Radiology Supervisors'
# )
#
# for supervisor in supervisors:
# send_mail(
# subject=f'Critical Finding Communicated: {report.study.accession_number}',
# message=f'Critical finding has been communicated for study {report.study.accession_number}.',
# from_email='radiology@hospital.com',
# recipient_list=[supervisor.email],
# fail_silently=True
# )
#
# def notify_order_completion(self, order):
# """Notify ordering physician of completed study"""
# if order.ordering_provider and order.ordering_provider.email:
# send_mail(
# subject=f'Imaging Results Available: {order.order_number}',
# message=f'Imaging results are now available for {order.patient.get_full_name()}.',
# from_email='radiology@hospital.com',
# recipient_list=[order.ordering_provider.email],
# fail_silently=True
# )
#
# def update_quality_metrics(self, order):
# """Update radiology quality metrics"""
# # This would update quality and performance metrics
# pass
#
# def generate_order_summary(self, order):
# """Generate imaging order summary report"""
# # This would generate a comprehensive order report
# pass
#
#
# class RadiologyReportProcess(Process):
# """
# Viewflow process model for radiology reports
# """
# radiology_report = ModelField(RadiologyReport, help_text='Associated radiology report')
#
# # Process status tracking
# report_initiated = models.BooleanField(default=False)
# preliminary_read = models.BooleanField(default=False)
# report_dictated = models.BooleanField(default=False)
# report_transcribed = models.BooleanField(default=False)
# report_reviewed = models.BooleanField(default=False)
# report_signed = models.BooleanField(default=False)
# report_distributed = models.BooleanField(default=False)
#
# class Meta:
# verbose_name = 'Radiology Report Process'
# verbose_name_plural = 'Radiology Report Processes'
#
#
# class RadiologyReportFlow(Flow):
# """
# Radiology Report Workflow
#
# This flow manages the radiology reporting process from initial
# interpretation through final report distribution.
# """
#
# process_class = RadiologyReportProcess
#
# # Flow definition
# start = (
# flow_func(this.start_report)
# .Next(this.preliminary_interpretation)
# )
#
# preliminary_interpretation = (
# flow_view(PreliminaryInterpretationView)
# .Permission('radiology.can_preliminary_interpret')
# .Next(this.dictate_report)
# )
#
# dictate_report = (
# flow_view(ReportDictationView)
# .Permission('radiology.can_dictate_reports')
# .Next(this.transcribe_report)
# )
#
# transcribe_report = (
# flow_view(ReportTranscriptionView)
# .Permission('radiology.can_transcribe_reports')
# .Next(this.review_report)
# )
#
# review_report = (
# flow_view(ReportReviewView)
# .Permission('radiology.can_review_reports')
# .Next(this.sign_report)
# )
#
# sign_report = (
# flow_view(ReportSigningView)
# .Permission('radiology.can_sign_reports')
# .Next(this.distribute_report)
# )
#
# distribute_report = (
# flow_func(this.complete_report)
# .Next(this.end)
# )
#
# end = flow_func(this.end_report)
#
# # Flow functions
# def start_report(self, activation):
# """Initialize the report process"""
# process = activation.process
# report = process.radiology_report
#
# # Update report status
# report.status = 'DRAFT'
# report.save()
#
# # Assign to radiologist
# self.assign_radiologist(report)
#
# def complete_report(self, activation):
# """Finalize the report process"""
# process = activation.process
# report = process.radiology_report
#
# # Update report status
# report.status = 'FINAL'
# report.finalized_datetime = timezone.now()
# report.save()
#
# # Mark process as completed
# process.report_distributed = True
# process.save()
#
# # Send distribution notifications
# self.distribute_final_report(report)
#
# def end_report(self, activation):
# """End the report workflow"""
# process = activation.process
#
# # Generate report metrics
# self.generate_report_metrics(process.radiology_report)
#
# # Helper methods
# def assign_radiologist(self, report):
# """Assign radiologist to report"""
# # This would implement radiologist assignment logic
# pass
#
# def distribute_final_report(self, report):
# """Distribute final report"""
# # Notify referring physician
# if report.study.referring_physician and report.study.referring_physician.email:
# send_mail(
# subject=f'Final Report Available: {report.study.accession_number}',
# message=f'Final radiology report is available for {report.study.patient.get_full_name()}.',
# from_email='radiology@hospital.com',
# recipient_list=[report.study.referring_physician.email],
# fail_silently=True
# )
#
# def generate_report_metrics(self, report):
# """Generate report performance metrics"""
# # This would generate reporting metrics
# pass
#
#
# class QualityAssuranceProcess(Process):
# """
# Viewflow process model for radiology quality assurance
# """
# study_id = CharField(max_length=50, help_text='Study identifier')
# qa_type = CharField(max_length=20, help_text='Type of QA review')
#
# # Process status tracking
# qa_initiated = models.BooleanField(default=False)
# images_reviewed = models.BooleanField(default=False)
# report_reviewed = models.BooleanField(default=False)
# discrepancies_identified = models.BooleanField(default=False)
# feedback_provided = models.BooleanField(default=False)
# qa_completed = models.BooleanField(default=False)
#
# class Meta:
# verbose_name = 'Quality Assurance Process'
# verbose_name_plural = 'Quality Assurance Processes'
#
#
# class QualityAssuranceFlow(Flow):
# """
# Radiology Quality Assurance Workflow
#
# This flow manages quality assurance reviews including
# image quality, report accuracy, and peer review.
# """
#
# process_class = QualityAssuranceProcess
#
# # Flow definition
# start = (
# flow_func(this.start_qa_review)
# .Next(this.review_images)
# )
#
# review_images = (
# flow_view(ImageQualityReviewView)
# .Permission('radiology.can_review_image_quality')
# .Next(this.review_report)
# )
#
# review_report = (
# flow_view(ReportQualityReviewView)
# .Permission('radiology.can_review_report_quality')
# .Next(this.identify_discrepancies)
# )
#
# identify_discrepancies = (
# flow_func(this.assess_discrepancies)
# .Next(this.provide_feedback)
# )
#
# provide_feedback = (
# flow_view(QAFeedbackView)
# .Permission('radiology.can_provide_qa_feedback')
# .Next(this.finalize_qa)
# )
#
# finalize_qa = (
# flow_func(this.complete_qa_review)
# .Next(this.end)
# )
#
# end = flow_func(this.end_qa_review)
#
# # Flow functions
# def start_qa_review(self, activation):
# """Initialize the QA review process"""
# process = activation.process
#
# # Notify QA staff
# self.notify_qa_staff(process.study_id, process.qa_type)
#
# def assess_discrepancies(self, activation):
# """Assess for discrepancies"""
# process = activation.process
#
# # Check for discrepancies
# discrepancies = self.check_discrepancies(process.study_id)
#
# if discrepancies:
# process.discrepancies_identified = True
# process.save()
#
# # Alert QA supervisor
# self.alert_qa_supervisor(process.study_id, discrepancies)
#
# def complete_qa_review(self, activation):
# """Finalize the QA review process"""
# process = activation.process
#
# # Mark QA as completed
# process.qa_completed = True
# process.save()
#
# # Generate QA report
# self.generate_qa_report(process.study_id, process.qa_type)
#
# def end_qa_review(self, activation):
# """End the QA review workflow"""
# process = activation.process
#
# # Update QA metrics
# self.update_qa_metrics(process.study_id, process.qa_type)
#
# # Helper methods
# def notify_qa_staff(self, study_id, qa_type):
# """Notify QA staff"""
# qa_staff = User.objects.filter(
# groups__name='Radiology QA'
# )
#
# for staff in qa_staff:
# send_mail(
# subject=f'QA Review Required: {study_id}',
# message=f'{qa_type} QA review required for study {study_id}.',
# from_email='radiology@hospital.com',
# recipient_list=[staff.email],
# fail_silently=True
# )
#
# def check_discrepancies(self, study_id):
# """Check for discrepancies"""
# # This would implement discrepancy checking logic
# return []
#
# def alert_qa_supervisor(self, study_id, discrepancies):
# """Alert QA supervisor of discrepancies"""
# supervisors = User.objects.filter(
# groups__name='Radiology QA Supervisors'
# )
#
# for supervisor in supervisors:
# send_mail(
# subject=f'QA Discrepancies Found: {study_id}',
# message=f'Quality assurance discrepancies identified for study {study_id}.',
# from_email='radiology@hospital.com',
# recipient_list=[supervisor.email],
# fail_silently=True
# )
#
# def generate_qa_report(self, study_id, qa_type):
# """Generate QA report"""
# # This would generate QA report
# pass
#
# def update_qa_metrics(self, study_id, qa_type):
# """Update QA metrics"""
# # This would update QA metrics
# pass
#
#
# class EquipmentMaintenanceProcess(Process):
# """
# Viewflow process model for radiology equipment maintenance
# """
# equipment_id = CharField(max_length=50, help_text='Equipment identifier')
# maintenance_type = CharField(max_length=20, help_text='Type of maintenance')
#
# # Process status tracking
# maintenance_scheduled = models.BooleanField(default=False)
# equipment_inspected = models.BooleanField(default=False)
# maintenance_performed = models.BooleanField(default=False)
# quality_testing_completed = models.BooleanField(default=False)
# equipment_calibrated = models.BooleanField(default=False)
# equipment_returned = models.BooleanField(default=False)
#
# class Meta:
# verbose_name = 'Equipment Maintenance Process'
# verbose_name_plural = 'Equipment Maintenance Processes'
#
#
# class EquipmentMaintenanceFlow(Flow):
# """
# Radiology Equipment Maintenance Workflow
#
# This flow manages equipment maintenance including scheduling,
# inspection, repair, calibration, and quality testing.
# """
#
# process_class = EquipmentMaintenanceProcess
#
# # Flow definition
# start = (
# flow_func(this.start_equipment_maintenance)
# .Next(this.schedule_maintenance)
# )
#
# schedule_maintenance = (
# flow_view(MaintenanceSchedulingView)
# .Permission('radiology.can_schedule_maintenance')
# .Next(this.inspect_equipment)
# )
#
# inspect_equipment = (
# flow_view(EquipmentInspectionView)
# .Permission('radiology.can_inspect_equipment')
# .Next(this.perform_maintenance)
# )
#
# perform_maintenance = (
# flow_view(MaintenanceExecutionView)
# .Permission('radiology.can_perform_maintenance')
# .Next(this.quality_testing)
# )
#
# quality_testing = (
# flow_view(QualityTestingView)
# .Permission('radiology.can_perform_quality_testing')
# .Next(this.calibrate_equipment)
# )
#
# calibrate_equipment = (
# flow_view(EquipmentCalibrationView)
# .Permission('radiology.can_calibrate_equipment')
# .Next(this.return_equipment)
# )
#
# return_equipment = (
# flow_func(this.complete_equipment_maintenance)
# .Next(this.end)
# )
#
# end = flow_func(this.end_equipment_maintenance)
#
# # Flow functions
# def start_equipment_maintenance(self, activation):
# """Initialize the equipment maintenance process"""
# process = activation.process
#
# # Notify maintenance staff
# self.notify_maintenance_staff(process.equipment_id, process.maintenance_type)
#
# # Take equipment offline
# self.take_equipment_offline(process.equipment_id)
#
# def complete_equipment_maintenance(self, activation):
# """Finalize the equipment maintenance process"""
# process = activation.process
#
# # Mark equipment as available
# self.return_equipment_to_service(process.equipment_id)
#
# # Mark process as completed
# process.equipment_returned = True
# process.save()
#
# # Notify completion
# self.notify_maintenance_completion(process.equipment_id)
#
# def end_equipment_maintenance(self, activation):
# """End the equipment maintenance workflow"""
# process = activation.process
#
# # Generate maintenance report
# self.generate_maintenance_report(process.equipment_id, process.maintenance_type)
#
# # Helper methods
# def notify_maintenance_staff(self, equipment_id, maintenance_type):
# """Notify maintenance staff"""
# maintenance_staff = User.objects.filter(
# groups__name='Radiology Maintenance'
# )
#
# for staff in maintenance_staff:
# send_mail(
# subject=f'Equipment Maintenance Required: {equipment_id}',
# message=f'{maintenance_type} maintenance required for equipment {equipment_id}.',
# from_email='maintenance@hospital.com',
# recipient_list=[staff.email],
# fail_silently=True
# )
#
# def take_equipment_offline(self, equipment_id):
# """Take equipment offline for maintenance"""
# # This would update equipment status
# pass
#
# def return_equipment_to_service(self, equipment_id):
# """Return equipment to service"""
# # This would update equipment status
# pass
#
# def notify_maintenance_completion(self, equipment_id):
# """Notify maintenance completion"""
# # This would notify relevant staff
# pass
#
# def generate_maintenance_report(self, equipment_id, maintenance_type):
# """Generate maintenance report"""
# # This would generate maintenance report
# pass
#
#
# # Celery tasks for background processing
# @celery.job
# def auto_schedule_studies():
# """Background task to automatically schedule imaging studies"""
# try:
# # This would perform automated study scheduling
# return True
# except Exception:
# return False
#
#
# @celery.job
# def monitor_report_turnaround_times():
# """Background task to monitor report turnaround times"""
# try:
# # This would monitor reporting performance
# return True
# except Exception:
# return False
#
#
# @celery.job
# def generate_radiology_metrics():
# """Background task to generate radiology performance metrics"""
# try:
# # This would generate performance reports
# return True
# except Exception:
# return False
#
#
# @celery.job
# def auto_assign_radiologists():
# """Background task to automatically assign radiologists to studies"""
# try:
# # This would auto-assign radiologists
# return True
# except Exception:
# return False
#