Files

124 lines
4.6 KiB
Python

from rest_framework import serializers
from django.contrib.auth import get_user_model
from .models import Skill, Event, TaskArea, Shift, ShiftSignup, EventTemplate
from apps.users.serializers import UserSerializer
User = get_user_model()
class SkillSerializer(serializers.ModelSerializer):
class Meta:
model = Skill
fields = ['id', 'name', 'description', 'color', 'created_at']
class ShiftSignupSerializer(serializers.ModelSerializer):
display_name = serializers.SerializerMethodField()
is_guest = serializers.SerializerMethodField()
is_self = serializers.SerializerMethodField()
class Meta:
model = ShiftSignup
fields = ['id', 'display_name', 'is_guest', 'is_self', 'created_at']
def get_is_guest(self, obj):
return obj.user is None
def _is_own_signup(self, obj, request):
if not request:
return False
if request.user and request.user.is_authenticated:
return obj.user_id == request.user.id
# Check session key for guest user
session_key = getattr(request.session, 'session_key', None)
if session_key and obj.guest_session_key and obj.guest_session_key == session_key:
return True
return False
def get_is_self(self, obj):
request = self.context.get('request')
return self._is_own_signup(obj, request)
def get_display_name(self, obj):
request = self.context.get('request')
# Authenticated users see real names of all participants
if request and request.user and request.user.is_authenticated:
if obj.user:
return obj.user.get_display_name()
return obj.guest_name or "Gast"
# Guest users see their own real name for their own signups
if request and self._is_own_signup(obj, request):
return obj.guest_name or "Gast"
# Other participants are anonymized for privacy
return "Belegt (Anonym)"
class ShiftSerializer(serializers.ModelSerializer):
required_skills = SkillSerializer(many=True, read_only=True)
required_skill_ids = serializers.PrimaryKeyRelatedField(
queryset=Skill.objects.all(), many=True, write_only=True, required=False, source='required_skills'
)
signups = serializers.SerializerMethodField()
signups_count = serializers.SerializerMethodField()
is_full = serializers.SerializerMethodField()
class Meta:
model = Shift
fields = [
'id', 'task_area', 'title', 'date', 'start_time', 'end_time',
'max_participants', 'required_skills', 'required_skill_ids',
'signups', 'signups_count', 'is_full'
]
def get_signups(self, obj):
signups_qs = obj.signups.all()
serializer = ShiftSignupSerializer(signups_qs, many=True, context=self.context)
return serializer.data
def get_signups_count(self, obj):
return obj.signups.count()
def get_is_full(self, obj):
return obj.signups.count() >= obj.max_participants
class TaskAreaSerializer(serializers.ModelSerializer):
shifts = ShiftSerializer(many=True, read_only=True)
class Meta:
model = TaskArea
fields = ['id', 'event', 'name', 'description', 'order', 'shifts']
class EventSerializer(serializers.ModelSerializer):
task_areas = TaskAreaSerializer(many=True, read_only=True)
created_by_name = serializers.SerializerMethodField()
co_managers = UserSerializer(many=True, read_only=True)
co_manager_ids = serializers.PrimaryKeyRelatedField(
queryset=User.objects.all(), many=True, write_only=True, required=False, source='co_managers'
)
class Meta:
model = Event
fields = [
'id', 'title', 'description', 'location',
'start_date', 'end_date', 'is_active', 'created_by', 'created_by_name',
'co_managers', 'co_manager_ids',
'task_areas', 'created_at', 'updated_at'
]
read_only_fields = ['created_by', 'created_at', 'updated_at']
def get_created_by_name(self, obj):
return obj.created_by.get_display_name() if obj.created_by else "Unbekannt"
class EventTemplateSerializer(serializers.ModelSerializer):
created_by_name = serializers.SerializerMethodField()
class Meta:
model = EventTemplate
fields = ['id', 'name', 'description', 'template_data', 'created_by', 'created_by_name', 'created_at']
read_only_fields = ['created_by', 'created_at']
def get_created_by_name(self, obj):
return obj.created_by.get_display_name() if obj.created_by else "System"