Richard
91 lines
3.3 KiB
Python
91 lines
3.3 KiB
Python
from rest_framework import serializers
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from .models import Skill, Event, TaskArea, Shift, ShiftSignup, EventTemplate
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class SkillSerializer(serializers.ModelSerializer):
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class Meta:
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model = Skill
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fields = ['id', 'name', 'description', 'color', 'created_at']
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class ShiftSignupSerializer(serializers.ModelSerializer):
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display_name = serializers.SerializerMethodField()
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is_guest = serializers.SerializerMethodField()
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class Meta:
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model = ShiftSignup
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fields = ['id', 'display_name', 'is_guest', 'created_at']
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def get_is_guest(self, obj):
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return obj.user is None
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def get_display_name(self, obj):
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request = self.context.get('request')
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# PRIVACY RULE: Guests (unauthenticated users) MUST NOT see who signed up where
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if request and not request.user.is_authenticated:
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return "Belegt (Anonym)"
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if obj.user:
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return obj.user.get_display_name()
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return obj.guest_name or "Gast"
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class ShiftSerializer(serializers.ModelSerializer):
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required_skills = SkillSerializer(many=True, read_only=True)
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required_skill_ids = serializers.PrimaryKeyRelatedField(
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queryset=Skill.objects.all(), many=True, write_only=True, required=False, source='required_skills'
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)
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signups = serializers.SerializerMethodField()
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signups_count = serializers.SerializerMethodField()
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is_full = serializers.SerializerMethodField()
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class Meta:
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model = Shift
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fields = [
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'id', 'task_area', 'title', 'start_time', 'end_time',
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'max_participants', 'required_skills', 'required_skill_ids',
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'signups', 'signups_count', 'is_full'
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]
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def get_signups(self, obj):
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signups_qs = obj.signups.all()
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serializer = ShiftSignupSerializer(signups_qs, many=True, context=self.context)
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return serializer.data
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def get_signups_count(self, obj):
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return obj.signups.count()
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def get_is_full(self, obj):
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return obj.signups.count() >= obj.max_participants
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class TaskAreaSerializer(serializers.ModelSerializer):
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shifts = ShiftSerializer(many=True, read_only=True)
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class Meta:
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model = TaskArea
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fields = ['id', 'event', 'name', 'description', 'order', 'shifts']
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class EventSerializer(serializers.ModelSerializer):
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task_areas = TaskAreaSerializer(many=True, read_only=True)
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created_by_name = serializers.SerializerMethodField()
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class Meta:
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model = Event
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fields = [
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'id', 'title', 'description', 'location',
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'start_date', 'end_date', 'is_active', 'created_by', 'created_by_name',
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'task_areas', 'created_at', 'updated_at'
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]
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read_only_fields = ['created_by', 'created_at', 'updated_at']
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def get_created_by_name(self, obj):
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return obj.created_by.get_display_name() if obj.created_by else "Unbekannt"
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class EventTemplateSerializer(serializers.ModelSerializer):
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created_by_name = serializers.SerializerMethodField()
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class Meta:
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model = EventTemplate
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fields = ['id', 'name', 'description', 'template_data', 'created_by', 'created_by_name', 'created_at']
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read_only_fields = ['created_by', 'created_at']
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def get_created_by_name(self, obj):
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return obj.created_by.get_display_name() if obj.created_by else "System"
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