from rest_framework import serializers
from .models import *

class CMASerializer(serializers.ModelSerializer):
    """
    CMA能力表序列化
    """
    class Meta:
        model = CMA
        fields = '__all__'

class CNASSerializer(serializers.ModelSerializer):
    """
    CNAS能力表序列化
    """
    class Meta:
        model = CNAS
        fields = '__all__'

class QualificationotherSerializer(serializers.ModelSerializer):
    class Meta:
        model = Qualificationother
        fields = '__all__'

class QualificationSerializer(serializers.ModelSerializer):
    """
    资质能力序列化
    """
    otherqualification = QualificationotherSerializer(source='other_qualification', many=True)

    @staticmethod
    def setup_eager_loading(queryset):
        """ Perform necessary eager loading of data. """
        queryset = queryset.prefetch_related('other_qualification',)
        return queryset
    class Meta:
        model = Qualification
        fields = '__all__'