# Create your views here.

from netsec.dayinlife.models import *
from netsec.dayinlife.forms import *
from django.http import HttpResponseRedirect,HttpResponse
from django.shortcuts import get_object_or_404, render_to_response
from django.core.mail import send_mail
from django.contrib import auth
from django.contrib.auth.models import User,Group


def start(request):
	if request.method == 'POST':
		form =  ParticipantForm(request.POST)
		if form.is_valid():
			vdate = form.cleaned_data['date']
			pname = form.cleaned_data['pname']
			department = form.cleaned_data['department']
			email = form.cleaned_data['email']
			# create participant
			participant = Participant(
						name = form.cleaned_data['pname'],
						email = form.cleaned_data['email'],
						department = form.cleaned_data['department']
			)
			participant.save()
			# create visit 
			v = Visit(
				date = form.cleaned_data['date'],
				who = participant
				
			)
			# check if it is booked 
			if isbooked(v.date):
				return render_to_response('dayinlife/error.html', { 'error' : 'Sorry but this day is already booked. Please go back and select another day' })
			v.save()
			# confirmation request email to managers
			msg = """
%s requested his/her day in life with NetSec team.
Please take an action to approve or reject request on
http://%s/dayinlife/approval/%d

Requested date: %s
Participant name: %s
Department: %s
email: %s 

thanks!""" % (pname, 
			request.META['SERVER_NAME'], v.id, 
			vdate,
			 pname,
			 department,
			 email)
			
			# get list of approvers
			gr = Group.objects.get(name='Dayinlife approvers')
			recipients = map(lambda x: x.email, gr.user_set.filter(is_active=True))

			send_mail(
					'NEW request for DayInLife with Netsec',
					msg,
					'Netsec-dayinlife@rackspace.co.uk',
					recipients)
			
			# registration confirmation
			msg = """
Hello!
We have received your request to spend one day with NetSec.
You will get confirmation email with all details once manager approve your request.
thanks! 
			"""	
			send_mail('Netsec has received your request', msg, 'Netsec-UK@rackspace.co.uk', [participant.email])
			return render_to_response('dayinlife/thanks.html')
	else:
		form = ParticipantForm()
	
	return render_to_response('dayinlife/start.html', { 'form' : form })


def feedback(request, visitid):
	if request.method == 'POST':
		form = FeedbackForm(request.POST)
		if form.is_valid():
		# tutaj wszystkie akcje
			email = form.cleaned_data['email'] 
			feedtxt = form.cleaned_data['text']
			try:
				v = Visit.objects.get(pk=visitid, who__email=email)
				if v.feedback != None:
					return render_to_response('dayinlife/error.html', { 'error' : 'You have already provided us with feedback for your visit.' })
				elif v.status != 'A': # if visit was not rejected / unverified
					return render_to_response('dayinlife/error.html', { 'error' : "You can not provide feedback for visit which has not been approved. Sorry.%s "%v.status })
				else:
					fbck = Feedback(content=feedtxt)
					fbck.save()
					v.feedback = fbck
					v.save()
					return render_to_response('dayinlife/thanks.html', { 'visit' : v } )
			except Visit.DoesNotExist:
				return render_to_response('dayinlife/error.html', {'error': 'There is no visit associated with this email. Please go back and fix it.' })
	else:
		form = FeedbackForm()
	return render_to_response('dayinlife/feedback.html', { 'form' : form, 'visitid' : visitid })


def msgusernotify(visit, action, comment=""):
	msg = """
Hello!
We would like to inform you that your request to spend one day with us on %s has been %s.
%s 

If you have any questions please give us a call or drop an email at Netsec-UK@rackspace.co.uk
thanks,
Netsec Team
""" % (visit.date, action, comment)
	#return send_mail("Netsec has %s your request"%action, msg,
	#		 'Netsec-UK@rackspace.co.uk', ['marek.skrobacki@rackspace.co.uk'])
	return send_mail("Netsec has %s your request"%action, msg,
			 'Netsec-UK@rackspace.co.uk', [visit.who.email])


def approval(request, visitid):
	import datetime
	if not request.user.is_authenticated():
		return HttpResponseRedirect("/dayinlife/login/?next=%s" % request.path)
	
	if request.user.has_perm("dayinlife.can_approve"):
		form = ApprovalForm(request.POST)
		v = Visit.objects.get(pk=visitid)

		if form.is_valid():
				# detect if there is an optional comment
				if len(request.POST['comment']) > 0:
				 comm = "Comments: %s" % request.POST['comment']
				else:
				 comm = ''

				if form.cleaned_data['answer'] == 'yes':
					action = 'approved'
					v.status = 'A'
				elif form.cleaned_data['answer'] == 'no':
					v.status = 'R'
					action = 'rejected'
				v.verifyed_date = datetime.datetime.today()
				v.verifyier = request.user
				v.save()

				msgusernotify(visit=v, action=action, comment=comm) 
				return render_to_response("dayinlife/thanks_approval.html", { 'action': action })
		else: 
			aform = ApprovalForm()
			return render_to_response("dayinlife/ask.html", dict(form=aform, visit = v))
	else:
		return render_to_response("dayinlife/error.html",
			 { 'error' : "Brrrr! You don't have permissions to approve requests! Speak to the administrator." })

	return HttpResponse("Blaaa!")

#@login_required
def listauth(request):
	pass
		
## time functions
def isworkingday(tstamp):
	day = tstamp.date().weekday()
	if day < 5:
		return True
	else:
		return False

def isfuture(tstamp):
	if tstamp > datetime.datetime.now():
		return True
	else:
		return False

def isbooked(tstamp):
	ourdate = tstamp.date()
	v =  Visit.objects.filter(date__gte=ourdate).exclude(
		date__gte=ourdate + datetime.timedelta(days=1))
	if v.count() > 0:
		return True
	else:
		return False