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24 lines
784 B
Python
24 lines
784 B
Python
from rest_framework import serializers
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from .models import Client
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from comandas.models import Comanda, ProductComanda
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from payments.models import Payments, somar
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from decimal import Decimal
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class ClientSerializer(serializers.ModelSerializer):
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debt = serializers.SerializerMethodField()
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class Meta:
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model = Client
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fields = ['id', 'name', 'created_at', 'active', 'contact', 'debt']
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def get_debt(self, obj):
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comandas = Comanda.objects.filter(client=obj, status='FIADO')
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total_debt = Decimal(0)
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for comanda in comandas:
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consumo = ProductComanda.objects.filter(comanda=comanda)
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valores = somar(consumo, comanda)
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total_debt += valores['totalSemTaxa']
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return total_debt
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