56 lines
2.1 KiB
Python
56 lines
2.1 KiB
Python
from djmoney.contrib.django_rest_framework import MoneyField
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from rest_framework import serializers
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from core.models import Invoice
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from core.component import component
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class InvoiceComponentSerializer(serializers.ModelSerializer):
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adjusted_end_date = serializers.DateTimeField()
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price_charged = MoneyField(max_digits=10, decimal_places=0)
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price_charged_currency = serializers.CharField(source="price_charged.currency")
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def generate_invoice_component_serializer(model):
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"""
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Generate Invoice Component Serializer for particular model
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:param model: The invoice component model
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:return: serializer for particular model
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"""
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name = type(model).__name__
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meta_params = {
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"model": model,
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"fields": "__all__"
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}
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meta_class = type("Meta", (object,), meta_params)
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serializer_class = type(f"{name}Serializer", (InvoiceComponentSerializer,), {"Meta": meta_class})
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return serializer_class
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class InvoiceSerializer(serializers.ModelSerializer):
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subtotal = MoneyField(max_digits=10, decimal_places=0)
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subtotal_currency = serializers.CharField(source="subtotal.currency")
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total = MoneyField(max_digits=10, decimal_places=0)
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total_currency = serializers.CharField(source="total.currency", required=False)
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def __init__(self, *args, **kwargs):
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super().__init__(*args, **kwargs)
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for field, model in component.INVOICE_COMPONENT_MODEL.items():
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self.fields[field] = generate_invoice_component_serializer(model)(many=True)
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class Meta:
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model = Invoice
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fields = '__all__'
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class SimpleInvoiceSerializer(serializers.ModelSerializer):
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subtotal = MoneyField(max_digits=10, decimal_places=0)
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subtotal_currency = serializers.CharField(source="subtotal.currency")
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total = MoneyField(max_digits=10, decimal_places=0)
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total_currency = serializers.CharField(source="total.currency", required=False)
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class Meta:
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model = Invoice
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fields = ['id', 'start_date', 'end_date', 'state', 'tax', 'subtotal', 'subtotal_currency', 'total',
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'total_currency']
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