c866e74ece
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53 lines
2.0 KiB
Python
53 lines
2.0 KiB
Python
from rest_framework import serializers
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from .models import Region
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class RegionSerializer(serializers.ModelSerializer):
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"""Serializer for Region model."""
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level_display = serializers.CharField(source='get_level_display', read_only=True)
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status_display = serializers.CharField(source='get_status_display', read_only=True)
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parent_name = serializers.CharField(source='parent.name', read_only=True, allow_null=True)
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children_count = serializers.SerializerMethodField()
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class Meta:
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model = Region
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fields = ('id', 'name', 'level', 'level_display', 'parent', 'parent_name',
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'status', 'status_display', 'children_count', 'created_at', 'updated_at')
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read_only_fields = ('id', 'created_at', 'updated_at')
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def get_children_count(self, obj):
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return obj.children.count()
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class RegionDetailSerializer(serializers.ModelSerializer):
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"""Detailed serializer for Region model."""
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level_display = serializers.CharField(source='get_level_display', read_only=True)
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status_display = serializers.CharField(source='get_status_display', read_only=True)
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parent = RegionSerializer(read_only=True)
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children = RegionSerializer(many=True, read_only=True)
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full_path = serializers.SerializerMethodField()
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class Meta:
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model = Region
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fields = ('id', 'name', 'level', 'level_display', 'parent', 'children',
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'status', 'status_display', 'full_path', 'created_at', 'updated_at')
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read_only_fields = ('id', 'created_at', 'updated_at')
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def get_full_path(self, obj):
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return obj.get_full_path()
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class RegionTreeSerializer(serializers.ModelSerializer):
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"""Serializer for Region tree structure."""
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children = serializers.SerializerMethodField()
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class Meta:
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model = Region
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fields = ('id', 'name', 'level', 'status', 'children')
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def get_children(self, obj):
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children = obj.get_children()
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return RegionTreeSerializer(children, many=True).data |