implement report feature

app/reports/management/commands/__init__.py

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+# Empty file to make this directory a Python package

app/reports/management/commands/create_test_data.py

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+from django.core.management.base import BaseCommand
+from django.contrib.auth.models import User
+from django.db import models
+from datetime import date, timedelta
+from bird.models import Bird, FallenBird, BirdStatus
+from sendemail.models import Emailadress
+from reports.models import AutomaticReport
+
+
+class Command(BaseCommand):
+    help = 'Create test data for the reports system'
+
+    def handle(self, *args, **options):
+        self.stdout.write('Creating test data for reports system...')
+        
+        # Create test email addresses
+        email1, created = Emailadress.objects.get_or_create(
+            email_address='test1@example.com',
+            defaults={'user_id': 1}
+        )
+        if created:
+            self.stdout.write(f'✓ Created email: {email1.email_address}')
+        
+        email2, created = Emailadress.objects.get_or_create(
+            email_address='test2@example.com',
+            defaults={'user_id': 1}
+        )
+        if created:
+            self.stdout.write(f'✓ Created email: {email2.email_address}')
+        
+        # Create a test automatic report
+        admin_user = User.objects.filter(is_superuser=True).first()
+        if admin_user:
+            auto_report, created = AutomaticReport.objects.get_or_create(
+                name='Test Weekly Report',
+                defaults={
+                    'description': 'Automatic weekly report for testing',
+                    'frequency': 'weekly',
+                    'include_naturschutzbehoerde': True,
+                    'include_jagdbehoerde': False,
+                    'is_active': True,
+                    'created_by': admin_user
+                }
+            )
+            if created:
+                auto_report.email_addresses.add(email1, email2)
+                self.stdout.write(f'✓ Created automatic report: {auto_report.name}')
+        
+        # Check existing bird data
+        bird_count = FallenBird.objects.count()
+        self.stdout.write(f'✓ Found {bird_count} existing birds in database')
+        
+        # Check birds with notification settings
+        notification_birds = Bird.objects.filter(
+            models.Q(melden_an_naturschutzbehoerde=True) | 
+            models.Q(melden_an_jagdbehoerde=True)
+        ).count()
+        self.stdout.write(f'✓ Found {notification_birds} birds with notification settings')
+        
+        self.stdout.write(
+            self.style.SUCCESS('✓ Test data creation completed successfully!')
+        )

app/reports/management/commands/test_reports.py

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+from django.core.management.base import BaseCommand
+from django.utils import timezone
+from datetime import date, timedelta
+from reports.services import ReportGenerator
+from reports.models import AutomaticReport
+
+
+class Command(BaseCommand):
+    help = 'Test the report generation system'
+
+    def add_arguments(self, parser):
+        parser.add_argument(
+            '--test-manual',
+            action='store_true',
+            help='Test manual report generation',
+        )
+        parser.add_argument(
+            '--test-email',
+            action='store_true',
+            help='Test email sending (requires SMTP configuration)',
+        )
+
+    def handle(self, *args, **options):
+        self.stdout.write(self.style.SUCCESS('Testing Report System'))
+        
+        # Simple test first
+        self.stdout.write('Reports app is working!')
+        
+        # Test basic report generation
+        if options.get('test_manual'):
+            self.test_manual_report()
+        
+        if options.get('test_email'):
+            self.test_email_report()
+        
+        self.test_basic_functionality()
+        
+    def test_basic_functionality(self):
+        self.stdout.write('Testing basic report functionality...')
+        
+        # Create test date range (last 30 days)
+        date_to = date.today()
+        date_from = date_to - timedelta(days=30)
+        
+        generator = ReportGenerator(
+            date_from=date_from,
+            date_to=date_to,
+            include_naturschutzbehoerde=True,
+            include_jagdbehoerde=False
+        )
+        
+        # Test CSV generation
+        try:
+            csv_content, bird_count = generator.generate_csv()
+            self.stdout.write(
+                self.style.SUCCESS(
+                    f'✓ CSV generation successful: {bird_count} birds found'
+                )
+            )
+            
+            # Test summary
+            summary = generator.get_summary()
+            self.stdout.write(
+                self.style.SUCCESS(
+                    f'✓ Summary generation successful: {summary["total_birds"]} total birds'
+                )
+            )
+            
+        except Exception as e:
+            self.stdout.write(
+                self.style.ERROR(f'✗ CSV generation failed: {e}')
+            )
+    
+    def test_manual_report(self):
+        self.stdout.write('Testing manual report creation...')
+        
+        date_to = date.today()
+        date_from = date_to - timedelta(days=7)  # Last week
+        
+        generator = ReportGenerator(
+            date_from=date_from,
+            date_to=date_to,
+            include_naturschutzbehoerde=True,
+            include_jagdbehoerde=True
+        )
+        
+        try:
+            # Create download log
+            log = generator.create_download_log()
+            self.stdout.write(
+                self.style.SUCCESS(
+                    f'✓ Manual report log created: {log.id} with {log.patient_count} patients'
+                )
+            )
+        except Exception as e:
+            self.stdout.write(
+                self.style.ERROR(f'✗ Manual report creation failed: {e}')
+            )
+    
+    def test_email_report(self):
+        self.stdout.write('Testing email report (dry run)...')
+        
+        # This would test email functionality if SMTP is configured
+        # For now, just test the email template rendering
+        from django.template.loader import render_to_string
+        
+        context = {
+            'date_from': '01.01.2024',
+            'date_to': '31.01.2024',
+            'patient_count': 42,
+            'filter_naturschutzbehörde': True,
+            'filter_jagdbehörde': False,
+            'automatic_report': None,
+            'created_at': '01.02.2024',
+        }
+        
+        try:
+            subject = render_to_string('reports/email/report_subject.txt', context).strip()
+            message = render_to_string('reports/email/report_message.txt', context)
+            
+            self.stdout.write(
+                self.style.SUCCESS(f'✓ Email template rendering successful')
+            )
+            self.stdout.write(f'Subject: {subject}')
+            
+        except Exception as e:
+            self.stdout.write(
+                self.style.ERROR(f'✗ Email template rendering failed: {e}')
+            )