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2021-01-19 22:24:05 -05:00

180 lines
6.9 KiB
Python

import datetime
from django.shortcuts import get_object_or_404, render
from django.http import HttpResponseRedirect, JsonResponse, Http404
from django.views import generic
from django.urls import reverse
from django.utils import timezone
from django.conf import settings
from rest_framework import status, viewsets
from rest_framework.views import APIView
from rest_framework.response import Response
from rest_framework.decorators import action
from .serializers import MigrationSerializer
from pprint import pprint
from .models import Migration
def checkLimit(limit):
if limit == "":
limit = None
else:
limit = int(limit)
return limit
def checkDays(days):
if days == "":
days = 0
else:
days = int(days)
return days
def getAllMigrations(limit):
return Migration.objects.all()[:limit]
def getFilteredMigrations(limit, **kwargs):
pass
class MigrationList(APIView):
'''
Returns a list of migrations with simpleData
'''
permission_classes = []
def get(self, request, format=None):
return Response({'booked_count': Migration.objects.filter(migration_status="Booked").count(),
'pendterm_count': Migration.objects.filter(migration_status="Waiting Termination", term_date=timezone.now()).count(),
'complete_count': Migration.objects.filter(migration_status="Completed").count(),
'missed_count': Migration.objects.filter(
booked_time__lte=timezone.now() + datetime.timedelta(-1),
migration_status="Booked"
).count(),
"upcoming_count":Migration.objects.filter(migration_status="Booked", booked_date=datetime.datetime.now().date()).count()})
class BookMigration(APIView):
def post(self, request, format=None):
booked_date = request.data["booked_date"]
timeslot = request.data["booked_time"]
migs_in_slot = Migration.objects.filter(migration_status="Booked", booked_date=booked_date, booked_time=timeslot).count()
if migs_in_slot >= settings.MIGS_PER_TIMESLOT:
return Response({"SlotError": f"More than {settings.MIGS_PER_TIMESLOT} in timeslot {request.data['booked_time']}"}, status=status.HTTP_400_BAD_REQUEST)
serializer = MigrationSerializer(data=request.data)
if serializer.is_valid():
serializer.save()
return Response(serializer.data, status=status.HTTP_201_CREATED)
return Response(serializer.errors, status=status.HTTP_400_BAD_REQUEST)
class MigrationDetails(APIView):
'''
Returns full migration details
'''
def getObject(self, pk):
try:
migration = Migration.objects.get(id=pk)
return migration
except Migration.DoesNotExist:
raise Http404
def get(self, request, pk, format=None):
migration = self.getObject(pk)
serializer = MigrationSerializer(migration)
return Response(serializer.data)
def put(self, request, pk, format=None):
migration = self.getObject(pk)
serializer = MigrationSerializer(migration, data=request.data)
if serializer.is_valid():
serializer.save()
return Response(serializer.data)
return Response(serializer.errors, status=status.HTTP_400_BAD_REQUEST)
class MigrationsBooked(APIView):
'''
Returns list of booked migrations
'''
def get(self, request, format=None):
limit = checkLimit(request.GET.get('limit', ''))
migrations = MigrationSerializer(Migration.objects.filter(
migration_status="Booked", booked_date=datetime.datetime.now().date())[:limit], many=True)
return Response(migrations.data, status=status.HTTP_200_OK)
class MigrationsWaitingTerm(APIView):
'''
Returns list of booked migrations
'''
def get(self, request, format=None):
days = checkDays(request.GET.get('days', ''))
limit = checkLimit(request.GET.get('limit', ''))
migrations = MigrationSerializer(Migration.objects.filter(migration_status="Waiting Termination", term_date=datetime.datetime.now().date() + datetime.timedelta(days))[:limit], many=True)
return Response(migrations.data, status=status.HTTP_200_OK)
class MigrationsCompleted(APIView):
'''
Returns list of booked migrations
'''
def get(self, request, format=None):
limit = checkLimit(request.GET.get('limit', ''))
migrations = MigrationSerializer(Migration.objects.filter(
migration_status="Completed",)[:limit], many=True)
return Response(migrations.data, status=status.HTTP_200_OK)
class PendingMigrations(APIView):
'''
Returns list of 'pending' migrations (migrations that
are booked for today (maybe before timezone.now))
'''
def get(self, request, format=None):
days = checkDays(request.GET.get('days', ''))
limit = checkLimit(request.GET.get('limit', ''))
migrations = Migration.objects.filter(
migration_status="Booked", booked_date=datetime.datetime.now().date() + datetime.timedelta(days)
)[:limit]
serializer = MigrationSerializer(migrations, many=True)
return Response(serializer.data, status=status.HTTP_200_OK)
class MissedMigrations(APIView):
'''
Returns a list of missed migrations
'''
def get(self, request, format=None):
limit = checkLimit(request.GET.get('limit', ''))
migrations = Migration.objects.filter(
booked_time__lte=timezone.now() + datetime.timedelta(-1),
migration_status="Booked"
)[:limit]
serializer = MigrationSerializer(migrations, many=True)
return Response(serializer.data)
class PendingTerm(APIView):
'''
Returns a list of accounts pending termination (might add an arg so we can specify how many days)
'''
def get(self, request, format=None):
limit = checkLimit(request.GET.get('limit', ''))
migrations = Migration.objects.filter(
migration_status="Waiting Termination")[:limit]
serializer = MigrationSerializer(migrations, many=True)
return Response(serializer.data)
class MigrationListAll(APIView):
def get(self, request, format=None):
limit = checkLimit(request.GET.get('limit', ''))
migrations = getAllMigrations(limit)
serializer = MigrationSerializer(migrations, many=True)
return Response(serializer.data)
class MigrationTimeslotDetails(APIView):
def get(self, request):
slotDict = {}
days = checkDays(request.GET.get('days', ''))
# timeslots = ['00:00-03:00', '03:00-06:00', '06:00-09:00', '08:00-12:00', '12:00-18:00', '18:00-00:00']
timeslots = settings.MIG_TIMESLOTS
for slot in timeslots:
slotDict[slot] = Migration.objects.filter(migration_status="Booked", booked_date=datetime.datetime.now().date() + datetime.timedelta(days), booked_time=slot).count()
return Response(slotDict)
class getTimeslots(APIView):
def get(self, request):
return Response(settings.MIG_TIMESLOTS)