from django.shortcuts import render
from django.contrib.auth.decorators import login_required
from channels_presence.models import Presence
from django.http import HttpResponseRedirect,HttpResponse, JsonResponse
from django.contrib.auth.models import User
from channels_presence.models import Room
from channels_presence.models import Presence
import channels.layers
from django.utils import timezone
from .models import ChatRoom, ChatMessage

# Create your views here.
@login_required
def chatmanagement(request):

	users_online = Room.objects.get(channel_name="agency_" + str(request.user.profile.agency.pk))        

	context = {
		'active_link' : 'chat',
		"usersofagency" : User.objects.filter(profile__agency=request.user.profile.agency).exclude(pk=request.user.pk).order_by("last_name"),
		"onlineusers" : users_online.get_users()

	}
	return render(request, 'chat/chatmanagement.html', context)




@login_required
def getloggedusers(request):
	if request.method == "GET":

		users_online = Room.objects.get(channel_name="agency_" + str(request.user.profile.agency.pk))        

		context = {
			"usersofagency" : User.objects.filter(profile__agency=request.user.profile.agency).exclude(pk=request.user.pk).order_by("last_name"),
			"onlineusers" : users_online.get_users()
		}

		return render(request, "chat/chat_allusers.html", context)	
	else:
		return JsonResponse({})

@login_required
def getloggedusersdata(request):

	user_online_final = []
	user_besch_final = []
	user_abw_final = []
	user_off_final = []

	if request.method == "GET":

		users_online = Room.objects.get(channel_name="agency_" + str(request.user.profile.agency.pk)).get_users()
		users_agency = User.objects.filter(profile__agency=request.user.profile.agency).exclude(pk=request.user.pk)
	
		for u in users_agency:	
			if(u in users_online):
				if(u.profile.onlinestatus == 0):
					user_online_final.append("" + str(u.pk))
				elif(u.profile.onlinestatus == 1):
					user_besch_final.append("" + str(u.pk))
				elif(u.profile.onlinestatus == 2):
					user_abw_final.append("" + str(u.pk))
				elif(u.profile.onlinestatus == 3):
					user_off_final.append("" + str(u.pk))

		return JsonResponse({"user_online_final" : user_online_final, "user_besch_final" : user_besch_final, "user_abw_final" : user_abw_final, "user_off_final" : user_off_final})
	else:
		return JsonResponse({})

@login_required
def chatajaxmain(request):
	if request.method == "GET":

		context = {}
		choosenroom = ""
		if request.GET["action"] == "startnewchat_user_user":
			singleuserid = request.GET["new_chat_userid"]
			getroom = ChatRoom.objects.filter(chatmember_single__pk=singleuserid, creator=request.user) | ChatRoom.objects.filter(creator__pk=singleuserid, chatmember_single=request.user)			
			singleuser = User.objects.get(pk=singleuserid)
			# NO PRIVATE CHAT THERE, CREATE ONE!
			if(len(getroom) == 0):				
				newchatroom = ChatRoom(creator=request.user, chatroomtype=0, roomname="Gespräch mit " + singleuser.first_name + " " + singleuser.last_name, roomname_channel="privatechat_" + str(request.user.pk) + "_" + singleuserid, chatmember_single=singleuser, chatroom_createddate=timezone.now(), viewstatus=0)
				newchatroom.save()	
				context = {
					"roomdata" : newchatroom
				}
			else:			
				context = {
					"roomdata" : list(getroom)[0]
				}								
			if(request.GET["is_basechat"] == "1"):
				return render(request, "chat/chat_content_basechat.html", context)
			else:
				return render(request, "chat/chat_content.html", context)
		elif request.GET["action"] == "addnewmessage":			
			room = ChatRoom.objects.get(pk=request.GET["room"])
			if(request.user == room.creator or request.user == room.chatmember_single):

				newmessage = ChatMessage(room=room, author=request.user, content=request.GET["message"])
				newmessage.save()		
				room.messages.add(newmessage)		
				room.save()
				return render(request, "chat/chat_ownmessage.html", {"newmessage" : newmessage})
			else:
				JsonResponse({"status" : "Error on CHATAJAXMAIN"})	
		elif request.GET["action"] == "loadnewestmessage":			
			room = ChatRoom.objects.get(pk=request.GET["room"])
			last_message = list(room.messages.order_by('-sendtime'))[0]	

			if(last_message.author == request.user):
				return render(request, "chat/chat_ownmessage.html", {"newmessage" : last_message})
			else:
				return render(request, "chat/chat_othermessage.html", {"newmessage" : last_message})			

	else:
		return JsonResponse({"status" : "Error on CHATAJAXMAIN"})



'''	
author = models.ForeignKey(User, on_delete=models.CASCADE)
	content = models.CharField(max_length=5000, blank=False, default="")
	sendtime = models.DateField(default=timezone.now, blank=True)
	room = models.ForeignKey("ChatRoom", on_delete=models.CASCADE)


'''