uncloud-mravi/uncloud_pay/serializers.py

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from django.contrib.auth import get_user_model
from rest_framework import serializers
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from uncloud_auth.serializers import UserSerializer
from django.utils.translation import gettext_lazy as _
from .models import *
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###
# Payments and Payment Methods.
class PaymentSerializer(serializers.ModelSerializer):
class Meta:
model = Payment
fields = '__all__'
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class PaymentMethodSerializer(serializers.ModelSerializer):
stripe_card_last4 = serializers.IntegerField()
class Meta:
model = PaymentMethod
fields = ['uuid', 'source', 'description', 'primary', 'stripe_card_last4', 'active']
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class UpdatePaymentMethodSerializer(serializers.ModelSerializer):
class Meta:
model = PaymentMethod
fields = ['description', 'primary']
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class ChargePaymentMethodSerializer(serializers.Serializer):
amount = serializers.DecimalField(max_digits=10, decimal_places=2)
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class CreatePaymentMethodSerializer(serializers.ModelSerializer):
please_visit = serializers.CharField(read_only=True)
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class Meta:
model = PaymentMethod
fields = ['source', 'description', 'primary', 'please_visit']
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###
# Orders & Products.
class OrderSerializer(serializers.ModelSerializer):
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owner = serializers.PrimaryKeyRelatedField(queryset=get_user_model().objects.all())
def __init__(self, *args, **kwargs):
# Don't pass the 'fields' arg up to the superclass
admin = kwargs.pop('admin', None)
# Instantiate the superclass normally
super(OrderSerializer, self).__init__(*args, **kwargs)
# Only allows owner in admin mode.
if not admin:
self.fields.pop('owner')
def create(self, validated_data):
billing_address = BillingAddress.get_preferred_address_for(validated_data["owner"])
instance = Order(billing_address=billing_address, **validated_data)
instance.save()
return instance
def validate_owner(self, value):
if BillingAddress.get_preferred_address_for(value) == None:
raise serializers.ValidationError("Owner does not have a valid billing address.")
return value
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class Meta:
model = Order
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read_only_fields = ['replaced_by', 'depends_on']
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fields = ['uuid', 'owner', 'description', 'creation_date', 'starting_date', 'ending_date',
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'bill', 'recurring_period', 'recurring_price', 'one_time_price'] + read_only_fields
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###
# Bills
# TODO: remove magic numbers for decimal fields
class BillRecordSerializer(serializers.Serializer):
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order = serializers.HyperlinkedRelatedField(
view_name='order-detail',
read_only=True)
description = serializers.CharField()
one_time_price = serializers.DecimalField(AMOUNT_MAX_DIGITS, AMOUNT_DECIMALS)
recurring_price = serializers.DecimalField(AMOUNT_MAX_DIGITS, AMOUNT_DECIMALS)
recurring_period = serializers.ChoiceField(choices=RecurringPeriod.choices)
recurring_count = serializers.DecimalField(AMOUNT_MAX_DIGITS, AMOUNT_DECIMALS)
vat_rate = serializers.DecimalField(AMOUNT_MAX_DIGITS, AMOUNT_DECIMALS)
vat_amount = serializers.DecimalField(AMOUNT_MAX_DIGITS, AMOUNT_DECIMALS)
amount = serializers.DecimalField(AMOUNT_MAX_DIGITS, AMOUNT_DECIMALS)
total = serializers.DecimalField(AMOUNT_MAX_DIGITS, AMOUNT_DECIMALS)
class BillingAddressSerializer(serializers.ModelSerializer):
class Meta:
model = BillingAddress
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fields = ['uuid', 'organization', 'name', 'street', 'city', 'postal_code', 'country', 'vat_number']
class BillSerializer(serializers.ModelSerializer):
billing_address = BillingAddressSerializer(read_only=True)
records = BillRecordSerializer(many=True, read_only=True)
class Meta:
model = Bill
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fields = ['uuid', 'reference', 'owner', 'amount', 'vat_amount', 'total',
'due_date', 'creation_date', 'starting_date', 'ending_date',
'records', 'final', 'billing_address']
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# We do not want users to mutate the country / VAT number of an address, as it
# will change VAT on existing bills.
class UpdateBillingAddressSerializer(serializers.ModelSerializer):
class Meta:
model = BillingAddress
fields = ['uuid', 'street', 'city', 'postal_code']