119 lines
No EOL
3.9 KiB
Python
119 lines
No EOL
3.9 KiB
Python
import dateutil.parser
|
|
import pytz
|
|
from django.db import transaction
|
|
from django.utils import timezone
|
|
from rest_framework import viewsets, serializers
|
|
from rest_framework.decorators import action
|
|
from rest_framework.response import Response
|
|
|
|
from api.serializers import InvoiceSerializer, SimpleInvoiceSerializer
|
|
from core.models import Invoice, BillingProject
|
|
from core.component import component
|
|
from core.utils.dynamic_setting import get_dynamic_settings, get_dynamic_setting, set_dynamic_setting, BILLING_ENABLED
|
|
|
|
|
|
def get_generic_model_view_set(model):
|
|
name = type(model).__name__
|
|
meta_params = {
|
|
"model": model,
|
|
"fields": "__all__"
|
|
}
|
|
meta_class = type("Meta", (object,), meta_params)
|
|
serializer_class = type(f"{name}Serializer", (serializers.ModelSerializer,), {"Meta": meta_class})
|
|
|
|
view_set_params = {
|
|
"model": model,
|
|
"queryset": model.objects,
|
|
"serializer_class": serializer_class
|
|
}
|
|
|
|
return type(f"{name}ViewSet", (viewsets.ModelViewSet,), view_set_params)
|
|
|
|
|
|
class DynamicSettingViewSet(viewsets.ViewSet):
|
|
def list(self, request):
|
|
return Response(get_dynamic_settings())
|
|
|
|
def retrieve(self, request, pk=None):
|
|
return Response({
|
|
pk: get_dynamic_setting(pk)
|
|
})
|
|
|
|
def update(self, request, pk=None):
|
|
set_dynamic_setting(pk, request.data['value'])
|
|
return Response({
|
|
pk: get_dynamic_setting(pk)
|
|
})
|
|
|
|
def partial_update(self, request, pk=None):
|
|
set_dynamic_setting(pk, request.data['value'])
|
|
return Response({
|
|
pk: get_dynamic_setting(pk)
|
|
})
|
|
|
|
|
|
class InvoiceViewSet(viewsets.ModelViewSet):
|
|
serializer_class = InvoiceSerializer
|
|
|
|
def get_queryset(self):
|
|
tenant_id = self.request.query_params.get('tenant_id', None)
|
|
return Invoice.objects.filter(project__tenant_id=tenant_id).order_by('-start_date')
|
|
|
|
def parse_time(self, time):
|
|
dt = dateutil.parser.isoparse(time)
|
|
if not dt.tzinfo:
|
|
return pytz.UTC.localize(dt=dt)
|
|
|
|
return dt
|
|
|
|
@action(detail=False)
|
|
def simple_list(self, request):
|
|
serializer = SimpleInvoiceSerializer(self.get_queryset(), many=True)
|
|
return Response(serializer.data)
|
|
|
|
@action(detail=False, methods=['POST'])
|
|
def enable_billing(self, request):
|
|
# TODO: Handle unknown price
|
|
self.handle_init_billing(request.data)
|
|
|
|
return Response({
|
|
"status": "success"
|
|
})
|
|
|
|
@transaction.atomic
|
|
def handle_init_billing(self, data):
|
|
set_dynamic_setting(BILLING_ENABLED, True)
|
|
|
|
projects = {}
|
|
invoices = {}
|
|
|
|
date_today = timezone.now()
|
|
month_first_day = date_today.replace(day=1, hour=0, minute=0, second=0, microsecond=0)
|
|
|
|
for name, handler in component.INVOICE_HANDLER.items():
|
|
payloads = data[name]
|
|
|
|
for payload in payloads:
|
|
|
|
if payload['tenant_id'] not in projects:
|
|
project, created = BillingProject.objects.get_or_create(tenant_id=payload['tenant_id'])
|
|
projects[payload['tenant_id']] = project
|
|
|
|
if payload['tenant_id'] not in invoices:
|
|
invoice = Invoice.objects.create(
|
|
project=projects[payload['tenant_id']],
|
|
start_date=month_first_day,
|
|
state=Invoice.InvoiceState.IN_PROGRESS
|
|
)
|
|
invoices[payload['tenant_id']] = invoice
|
|
|
|
start_date = self.parse_time(payload['start_date'])
|
|
if start_date < month_first_day:
|
|
start_date = month_first_day
|
|
|
|
payload['start_date'] = start_date
|
|
payload['invoice'] = invoices[payload['tenant_id']]
|
|
|
|
# create not accepting tenant_id, delete it
|
|
del payload['tenant_id']
|
|
handler.create(payload) |