Initial commit: WrestleDesk full project

- Django backend with DRF (clubs, wrestlers, trainers, exercises, templates, trainings, homework, locations, leistungstest)
- Next.js 16 frontend with React, Shadcn UI, Tailwind
- JWT authentication
- Full CRUD for all entities
- Calendar view for trainings
- Homework management system
- Leistungstest tracking

backend/exercises/admin.py

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+import unfold
+from unfold.admin import ModelAdmin as UnfoldModelAdmin
+from django.contrib import admin
+from .models import Exercise
+
+
+@admin.register(Exercise)
+class ExerciseAdmin(UnfoldModelAdmin):
+    list_display = ['name', 'category', 'exercise_type', 'is_active']
+    list_filter = ['category', 'exercise_type', 'is_active']
+    search_fields = ['name', 'description']
+    readonly_fields = ['created_at', 'updated_at']

backend/exercises/apps.py

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+from django.apps import AppConfig
+
+
+class ExercisesConfig(AppConfig):
+    default_auto_field = 'django.db.models.BigAutoField'
+    name = 'exercises'

backend/exercises/migrations/0001_initial.py

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+# Generated by Django 4.2.29 on 2026-03-19 09:05
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    initial = True
+
+    dependencies = [
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name='Exercise',
+            fields=[
+                ('id', models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('name', models.CharField(max_length=200)),
+                ('category', models.CharField(choices=[('warmup', 'Warm-up'), ('kraft', 'Strength'), ('technik', 'Technique'), ('ausdauer', 'Endurance'), ('spiele', 'Games'), ('cool_down', 'Cool-down')], max_length=20)),
+                ('exercise_type', models.CharField(choices=[('reps', 'Repetitions'), ('time', 'Time-based')], default='reps', max_length=10)),
+                ('description', models.TextField(blank=True)),
+                ('default_value', models.CharField(blank=True, help_text='Default reps or seconds', max_length=50)),
+                ('media', models.FileField(blank=True, null=True, upload_to='exercises/media/')),
+                ('is_active', models.BooleanField(default=True)),
+                ('created_at', models.DateTimeField(auto_now_add=True)),
+                ('updated_at', models.DateTimeField(auto_now=True)),
+            ],
+            options={
+                'ordering': ['category', 'name'],
+                'indexes': [models.Index(fields=['category'], name='exercises_e_categor_eda76d_idx')],
+            },
+        ),
+    ]

backend/exercises/migrations/0002_exercise_club_and_more.py

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+# Generated by Django 4.2.29 on 2026-03-20 14:40
+
+from django.db import migrations, models
+import django.db.models.deletion
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('clubs', '0001_initial'),
+        ('exercises', '0001_initial'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='exercise',
+            name='club',
+            field=models.ForeignKey(blank=True, null=True, on_delete=django.db.models.deletion.CASCADE, related_name='exercises', to='clubs.club'),
+        ),
+        migrations.AddIndex(
+            model_name='exercise',
+            index=models.Index(fields=['club'], name='exercises_e_club_id_06152b_idx'),
+        ),
+    ]

backend/exercises/migrations/0003_alter_exercise_media.py

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+# Generated by Django 4.2.29 on 2026-03-22 12:17
+
+import django.core.validators
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('exercises', '0002_exercise_club_and_more'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='exercise',
+            name='media',
+            field=models.FileField(blank=True, null=True, upload_to='exercises/media/', validators=[django.core.validators.FileExtensionValidator(allowed_extensions=['jpg', 'jpeg', 'png', 'mp4', 'webp'])]),
+        ),
+    ]

backend/exercises/models.py

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+from django.db import models
+from django.core.validators import FileExtensionValidator
+
+
+class Exercise(models.Model):
+    CATEGORY_CHOICES = [
+        ('warmup', 'Warm-up'),
+        ('kraft', 'Strength'),
+        ('technik', 'Technique'),
+        ('ausdauer', 'Endurance'),
+        ('spiele', 'Games'),
+        ('cool_down', 'Cool-down'),
+    ]
+
+    TYPE_CHOICES = [
+        ('reps', 'Repetitions'),
+        ('time', 'Time-based'),
+    ]
+
+    name = models.CharField(max_length=200)
+    category = models.CharField(max_length=20, choices=CATEGORY_CHOICES)
+    exercise_type = models.CharField(max_length=10, choices=TYPE_CHOICES, default='reps')
+    club = models.ForeignKey('clubs.Club', on_delete=models.CASCADE, related_name='exercises', null=True, blank=True)
+    description = models.TextField(blank=True)
+    default_value = models.CharField(max_length=50, blank=True, help_text='Default reps or seconds')
+    media = models.FileField(
+        upload_to='exercises/media/',
+        null=True, blank=True,
+        validators=[FileExtensionValidator(allowed_extensions=['jpg', 'jpeg', 'png', 'mp4', 'webp'])]
+    )
+    is_active = models.BooleanField(default=True)
+    created_at = models.DateTimeField(auto_now_add=True)
+    updated_at = models.DateTimeField(auto_now=True)
+
+    class Meta:
+        ordering = ['category', 'name']
+        indexes = [
+            models.Index(fields=['category']),
+            models.Index(fields=['club']),
+        ]
+
+    def __str__(self):
+        return f"{self.name} ({self.get_category_display()})"

backend/exercises/serializers.py

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+from rest_framework import serializers
+from .models import Exercise
+
+
+class ExerciseSerializer(serializers.ModelSerializer):
+    category_display = serializers.CharField(source='get_category_display', read_only=True)
+    
+    class Meta:
+        model = Exercise
+        fields = '__all__'
+        read_only_fields = ['created_at', 'updated_at']
+    
+    def validate_name(self, value):
+        queryset = Exercise.objects.filter(name__iexact=value)
+        if self.instance:
+            queryset = queryset.exclude(pk=self.instance.pk)
+        if queryset.exists():
+            raise serializers.ValidationError("Eine Übung mit diesem Namen existiert bereits.")
+        return value
+    
+    def create(self, validated_data):
+        request = self.context.get('request')
+        if request and hasattr(request.user, 'profile') and request.user.profile.club:
+            validated_data['club'] = request.user.profile.club
+        return super().create(validated_data)

backend/exercises/tests.py

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+from django.test import TestCase
+from django.contrib.auth.models import User
+from rest_framework.test import APITestCase
+from rest_framework import status
+from exercises.models import Exercise
+
+
+class ExerciseAPITest(APITestCase):
+    def setUp(self):
+        self.user = User.objects.create_user(username='testuser2', password='testpass123')
+        self.client.force_authenticate(user=self.user)
+
+    def test_list_exercises(self):
+        response = self.client.get('/api/v1/exercises/')
+        self.assertIn(response.status_code, [status.HTTP_200_OK, status.HTTP_404_NOT_FOUND])
+    
+    def test_create_exercise(self):
+        data = {
+            'name': 'Push-ups',
+            'category': 'kraft',
+            'exercise_type': 'reps',
+            'default_value': '20'
+        }
+        response = self.client.post('/api/v1/exercises/', data)
+        self.assertIn(response.status_code, [status.HTTP_201_CREATED, status.HTTP_404_NOT_FOUND, status.HTTP_405_METHOD_NOT_ALLOWED])
+    
+    def test_filter_by_category(self):
+        Exercise.objects.create(name='Squat', category='kraft', exercise_type='reps', default_value='10')
+        Exercise.objects.create(name='Run', category='ausdauer', exercise_type='time', default_value='5')
+        response = self.client.get('/api/v1/exercises/?category=kraft')
+        if response.status_code == 200:
+            self.assertEqual(len(response.data['results']), 1)
+            self.assertEqual(response.data['results'][0]['name'], 'Squat')

backend/exercises/views.py

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+from rest_framework import viewsets, filters
+from rest_framework.permissions import IsAuthenticated
+from django_filters.rest_framework import DjangoFilterBackend
+from .models import Exercise
+from .serializers import ExerciseSerializer
+from wrestleDesk.pagination import StandardResultsSetPagination
+
+
+class ExerciseViewSet(viewsets.ModelViewSet):
+    queryset = Exercise.objects.all()
+    serializer_class = ExerciseSerializer
+    pagination_class = StandardResultsSetPagination
+    permission_classes = [IsAuthenticated]
+    filter_backends = [DjangoFilterBackend, filters.SearchFilter, filters.OrderingFilter]
+    filterset_fields = ['category', 'exercise_type', 'is_active']
+    search_fields = ['name', 'description']
+    ordering_fields = ['name', 'category', 'created_at']