from django.shortcuts import render

from django.contrib.auth.decorators import login_required
from django.contrib.admin.views.decorators import staff_member_required
from django.db.models import Q
from django.contrib.auth.forms import AuthenticationForm, PasswordChangeForm
from django.http import HttpResponseRedirect
from django.contrib import messages
from django.urls import reverse
from django.contrib.auth import login as auth_login

import datetime

from .models import User, Contest, Frequency, Reference, QSO
from .forms import UpdateRefForm, QSOForm, QSOFormWithTime, CustomUserCreationForm

def index(request):
	if request.user.is_authenticated():
		return HttpResponseRedirect(reverse("contest:index"))

	return render(request, "index.html", {"loginForm": AuthenticationForm()})

@login_required
def contestIndex(request):
	#messages.debug(request, "Debug GLITCHHHHH")
	#messages.info(request, "This info is very educational")
	#messages.warning(request, "You got a warning")
	#messages.error(request, "Error!!!")
	#messages.success(request, "Great Success")
	qsoform = QSOForm(request.user)
	contest = Contest.objects.get(id=1)

	return render(request, 'contest/index.html', {"qsoform": qsoform, "contest": contest})

@login_required
def log(request):
	form = None

	qsos = QSO.objects.filter(owner=request.user).order_by("-ownNo")

	if request.method == 'POST':
		form = QSOForm(user=request.user, data=request.POST)
		if form.is_valid():
			l = form.instance
			if not l.time:
				# set current time
				l.time = datetime.datetime.now()

			l.owner = request.user
			l.save()

			messages.success(request, "QSO saved!")

			return HttpResponseRedirect(reverse("contest:log"))
	else:
		# FIXME: data initial my qso number
		data = {
			"ownNo": qsos[0].ownNo + 1 if len(qsos) > 0 else 1,
			"reportRX": "59",
			"reportTX": "59",
		}
		if qsos.count() > 0:
			data["band"] = qsos[0].band

		form = QSOForm(request.user, initial=data)


	return render(request, 'contest/log.html', {'form': form, 'qsos': qsos})

@login_required
def logEdit(request, qsoid):
	qso = QSO.objects.get(id=qsoid, owner=request.user)
	form = None

	if request.method == 'POST':
		form = QSOFormWithTime(user=request.user, instance=qso, data=request.POST)
		if form.is_valid():
			form.instance.save()

			messages.info(request, "QSO has been edited")
			return HttpResponseRedirect(reverse("contest:log"))
	else:
		form = QSOFormWithTime(user=request.user, instance=qso)

	return render(request, 'contest/logEdit.html', {'form': form, "qso": qso})

def logDelete(request, qsoid):
	qso = QSO.objects.get(id=qsoid, owner=request.user)

	if request.method == 'POST':
		if "delete" in request.POST:
			if request.POST["delete"].lower() == "yes":
				qso.delete()
				messages.info(request, "QSO has been deleted")
				return HttpResponseRedirect(reverse("contest:log"))
			elif request.POST["delete"].lower() == "no":
				return HttpResponseRedirect(reverse("contest:log"))

	return render(request, 'contest/logDelete.html', {"qso": qso})



@staff_member_required
def registerRefs(request):
	allUser = User.objects.all()
	refsMissingUser = User.objects.filter(ref=None).order_by("username")
	refsNotMissingUser = User.objects.filter(~Q(ref=None)).order_by("username")

	qsos = QSO.objects.all().order_by("-time")

	return render(request, 'contest/registerRefs.html', {'alluser': allUser, 'refsMissingUser': refsMissingUser, "refsNotMissinguser": refsNotMissingUser, "qsos": qsos})

@staff_member_required
def updateRef(request, uid):
	user = User.objects.get(id=uid)
	form = None

	if request.method == 'POST':
		form = UpdateRefForm(data=request.POST)
		if form.is_valid():
			ref = None
			if form.cleaned_data["existingRef"]:
				print("Got an existing Ref")
				ref = form.cleaned_data["existingRef"]
			else:
				ref = Reference(name=form.cleaned_data["newRefName"])
				ref.save()
				messages.info(request, "New Ref '%s' created" % ref)

			user.ref = ref
			user.save()
			messages.success(request, "%s ref set to %s" % (user, ref))
			return HttpResponseRedirect(reverse("contest:registerRefs"))
	else:
		form = UpdateRefForm()

	return render(request, 'contest/updateRef.html', {'user': user, 'form': form})

def overview(request):
	# FIXME: Hardcoded for cqtu... everywhere
	c = Contest.objects.get(id=1)
	qrgs = Frequency.objects.filter(band__contest=c).order_by("channel")
	return render(request, 'contest/overview.html', {'contest': c, 'qrgs': qrgs})

def register(request):
	form = None
	if request.method == 'POST':
		form = CustomUserCreationForm(data=request.POST)
		if form.is_valid():
			form.instance.save()
			auth_login(request, form.instance)
			messages.info(request, "Registration as user %s successfull!" % form.instance.username)

			return HttpResponseRedirect(reverse("contest:index"))
	else:
		form = CustomUserCreationForm()

	return render(request, 'registration/register.html', {"form": form})

@login_required
def profile(request):
	pwForm = None
	if request.method == 'POST':
		pwForm = PasswordChangeForm(user=request.user, data=request.POST)
		if pwForm.is_valid():
			pwForm.save()
			auth_login(request, pwForm.user)
			messages.success(request, "Password changed")
	else:
		pwForm = PasswordChangeForm(user=request.user)

	return render(request, 'registration/profile.html', {"pwForm": pwForm})