from django.views.generic import CreateView, ListView, UpdateView, DetailView, DeleteView, FormView, TemplateView
from django.contrib import messages
from django.shortcuts import render, redirect, reverse
from django.conf import settings
from django.http import HttpResponseRedirect,HttpResponse, JsonResponse
from .models import MainStatistic
from django.contrib.auth.models import User
from chat.models import ChatMessage
from users.models import Agency, AgencyBills
from standards.models import Standards

'''
Prüfung, ob angemeldeter User Mitarbeiterstatus hat. IMMER PER DISPATCH EINBAUEN!
'''
def checkForStuffUser(request):
	if request.user.is_staff:
		return True
	else:
		return False


'''
Hauptansicht Statisik
'''
class AdmMain(TemplateView):
	template_name = "adm/adm_main.html"

	def dispatch(self, *args, **kwargs):
		if(checkForStuffUser(self.request)):
			return super().dispatch(*args, **kwargs)
		else:
			messages.warning(self.request, f'Sie benötigen einen Mitarbeiter-Account, um diese Seiten aufzurufen!')
			return redirect("login")

	def get_context_data(self, **kwargs):
		context = super().get_context_data(**kwargs)

		context.update({'active_link' : "adm-statistic"})

		context.update({'statistik' : MainStatistic.objects.all().order_by('staticdate')[:180] })
		context.update({
			"agencycount" : len(Agency.objects.all()),
			"usercount" : len(User.objects.all().exclude(is_staff=True, is_superuser=True)),
			"standardcount" : len(Standards.objects.all()),
			"chatmessagescount" : len(ChatMessage.objects.all())
			})
		return context

'''
Gesamtansicht der Agenturen
'''
class AdmAgencys(TemplateView):
	template_name = "adm/adm_agencys.html"

	def dispatch(self, *args, **kwargs):
		if(checkForStuffUser(self.request)):
			return super().dispatch(*args, **kwargs)
		else:
			messages.warning(self.request, f'Sie benötigen einen Mitarbeiter-Account, um diese Seiten aufzurufen!')
			return redirect("login")

	def get_context_data(self, **kwargs):
		context = super().get_context_data(**kwargs)

		context.update({'active_link' : "adm-agencys"})

		context.update({'agencys' : Agency.objects.all()})

		return context


class AdmUsers(TemplateView):
	template_name = "adm/adm_users.html"

	def dispatch(self, *args, **kwargs):
		if(checkForStuffUser(self.request)):
			return super().dispatch(*args, **kwargs)
		else:
			messages.warning(self.request, f'Sie benötigen einen Mitarbeiter-Account, um diese Seiten aufzurufen!')
			return redirect("login")

	def get_context_data(self, **kwargs):
		context = super().get_context_data(**kwargs)

		context.update({'active_link' : "adm-users"})

		context.update({'users' : User.objects.all().exclude(is_staff=True, is_superuser=True)})

		return context

'''
Einzelansicht der Agenturen
'''
class AdmAgencySingle(TemplateView):
	template_name = "adm/adm_agency_single.html"

	def dispatch(self, *args, **kwargs):
		if(checkForStuffUser(self.request)):
			return super().dispatch(*args, **kwargs)
		else:
			messages.warning(self.request, f'Sie benötigen einen Mitarbeiter-Account, um diese Seiten aufzurufen!')
			return redirect("login")

	def get_context_data(self, **kwargs):
		context = super().get_context_data(**kwargs)
		context.update({'active_link' : "adm-agencys"})
		context.update({'agency' : Agency.objects.get(pk=kwargs['agpk'])})
		context.update({'bills' : AgencyBills.objects.filter(agency=Agency.objects.get(pk=kwargs['agpk'])).order_by('-billdate')[:3]})
		context.update({'users_of_agency' : User.objects.filter(profile__agency=Agency.objects.get(pk=kwargs['agpk'])).order_by('-last_name')})
		return context

class AdmUserSingle(TemplateView):
	template_name = "adm/adm_user_single.html"

	def dispatch(self, *args, **kwargs):
		if(checkForStuffUser(self.request)):
			return super().dispatch(*args, **kwargs)
		else:
			messages.warning(self.request, f'Sie benötigen einen Mitarbeiter-Account, um diese Seiten aufzurufen!')
			return redirect("login")

	def get_context_data(self, **kwargs):
		context = super().get_context_data(**kwargs)
		context.update({'active_link' : "adm-users"})
		context.update({'users' : User.objects.get(pk=kwargs['uspk'])})
		return context



# CRONJOB, um die Statistik zu füllen!
def statisticCronJob(request, code):
	data = {}
	if(code == settings.CRONAPIKEY_STATSTIC):
		print("STATISTIC is running...")
		newMainS = MainStatistic(agencys=len(Agency.objects.all()),users=len(User.objects.all().exclude(is_staff=True, is_superuser=True)),standards=len(Standards.objects.all()),chatmessages=len(ChatMessage.objects.all()))
		newMainS.save()
		data.update({"status" : "success"})
	else:
		print("API STATISTIC CODE FAILED")
		data.update({"status" : "failed"})
	return JsonResponse(data)