# Imports
from django.http import HttpResponse
from django.http import HttpResponseRedirect
from biblewiz.bible.models import Scripture
from biblewiz.bible.models import Book
from biblewiz.bible.models import Translation
from django.shortcuts import render_to_response
import re, string

##################
# Home Page View #
##################

def index(request):
    	translation = Translation.objects.all()
    	return render_to_response('forms.html', {'translation_list': translation})



##########################	
# Scripture Lookup Views #
##########################

def display_verse(request, translation, book, chapter, verse):
	book = string.replace(book, '-', ' ')
	try:
		scripture = Scripture.objects.select_related().get(translation__acronym=translation, book__english=book, chapter=chapter, verse=verse)
	except Scripture.DoesNotExist:
		return HttpResponse('invalid scripture lookup')
	else:
		return render_to_response('verse_single.html', {'scripture': scripture})
		
def display_verse_range(request, translation, book, chapter, start_verse, end_verse):
	book = string.replace(book, '-', ' ')
	scripture = Scripture.objects.select_related().filter(translation__acronym=translation,chapter=chapter, book__english=book,verse__range=(start_verse, end_verse))
	if scripture:
		return render_to_response('verse_range.html', {'scripture_list': scripture})
	else:
		return HttpResponse('invalid scripture lookup') 
	
	
def display_chapter(request, translation, book, chapter):
	book = string.replace(book, '-', ' ')
	scripture = Scripture.objects.select_related().filter(translation__acronym=translation, book__english=book, chapter=chapter)
	if scripture:
		return render_to_response('chapter.html', {'scripture_list': scripture})
	else:
		return HttpResponse('invalid scripture lookup')	
		
def display_chapters(request, translation, book):
	book = string.replace(book, '_', ' ')
	chapters = Scripture.objects.distinct(translation__acronym=translation, book__english=book)
	return render_to_response('chapter_list.html', {'chapter_list': chapters})

def display_books(request, translation):
	book = Book.objects.all()
	return render_to_response('books.html', {'book_list': book})
	
		

##############################################
# URL Redirector for Scripture Search String #
##############################################

def lookup(request):
    	result = Translation.objects.get(id=request.POST['translation'])
    	search_string = request.POST['scripture_text']
    	if re.search('^[0-9]+\s+[A-Za-z]+\s+[0-9]+:[0-9]+-[0-9]+$', search_string):
    		p = re.compile('\w+')
		array = p.findall(search_string)
		url = '/bible/'+ result.acronym + '/' + array[0] + '-' + array[1] + '/' + array[2] + '/' + array[3] + '-' + array[4]
    		return HttpResponseRedirect(url)
    	elif re.search('^[0-9]+\s[A-Za-z]+\s+[0-9]+:[0-9]+$', search_string):
    		p = re.compile('\w+')
		array = p.findall(search_string)
		url = '/bible/'+ result.acronym + '/' + array[0] + '-' + array[1] + '/' + array[2] + '/' + array[3]
		return HttpResponseRedirect(url)
    	elif re.search('^[0-9]+\s[A-Za-z]+\s+[0-9]+$', search_string):
    		p = re.compile('\w+')
		array = p.findall(search_string)
		url = '/bible/'+ result.acronym + '/' + array[0] + '-' + array[1] + '/' + array[2] + '/'
		return HttpResponseRedirect(url)
    	elif re.search('^[A-Za-z]+\s+[0-9]+:[0-9]+-[0-9]+$', search_string):
    		p = re.compile('\w+')
		array = p.findall(search_string)
		url = '/bible/'+ result.acronym + '/' + array[0] + '/' + array[1] + '/' + array[2] + '-' + array[3]
		return HttpResponseRedirect(url)
    	elif re.search('^[A-Za-z]+\s+[0-9]+:[0-9]+$', search_string):
    		p = re.compile('\w+')
		array = p.findall(search_string)
		url = '/bible/'+ result.acronym + '/' + array[0] + '/' + array[1] + '/' + array[2]
		return HttpResponseRedirect(url)
    	elif re.search('^[A-Za-z]+\s+[0-9]+$', search_string):
    		p = re.compile('\w+')
		array = p.findall(search_string)
		url = '/bible/'+ result.acronym + '/' + array[0] + '/' + array[1] + '/'
		return HttpResponseRedirect(url)
    	else:
    		return HttpResponse('Incorrect Search Syntax');
    		
    		
########################
# Parallel Bible Views #
########################

def compare_verse(request, trans1, trans2, trans3, trans4, book, chapter, verse):
	book = string.replace(book, '-', ' ')
	try:
		scripture1 = Scripture.objects.select_related().get(translation__acronym=trans1, book__english=book, chapter=chapter, verse=verse)
		scripture2 = Scripture.objects.select_related().get(translation__acronym=trans2, book__english=book, chapter=chapter, verse=verse)
		scripture3 = Scripture.objects.select_related().get(translation__acronym=trans3, book__english=book, chapter=chapter, verse=verse)
		scripture4 = Scripture.objects.select_related().get(translation__acronym=trans4, book__english=book, chapter=chapter, verse=verse)
	except Scripture.DoesNotExist:
		return HttpResponse('invalid scripture lookup')
	else:
		return render_to_response('compare_verse.html', {'scripture1': scripture1, 'scripture2': scripture2, 'scripture3': scripture3, 'scripture4': scripture4 })
		
def compare_verse_range(request, trans1, trans2, trans3, trans4, book, chapter, start_verse, end_verse):
	book = string.replace(book, '-', ' ')
	scripture1 = Scripture.objects.select_related().filter(translation__acronym=trans1,chapter=chapter, book__english=book,verse__range=(start_verse, end_verse))
	scripture2 = Scripture.objects.select_related().filter(translation__acronym=trans2,chapter=chapter, book__english=book,verse__range=(start_verse, end_verse))
	scripture3 = Scripture.objects.select_related().filter(translation__acronym=trans3,chapter=chapter, book__english=book,verse__range=(start_verse, end_verse))
	scripture4 = Scripture.objects.select_related().filter(translation__acronym=trans4,chapter=chapter, book__english=book,verse__range=(start_verse, end_verse))
	if scripture1:
		span = end_verse - start_verse
		table = ''
		for i in range(0, span):
			table += '<tr>'
			table += '<td><sup>%s</sup> %s</tr>' % (scripture1[i].verse, scripture1[i].scripture)
			table += '<td><sup>%s</sup> %s</tr>' % (scripture2[i].verse, scripture2[i].scripture)
			table += '<td><sup>%s</sup> %s</tr>' % (scripture3[i].verse, scripture3[i].scripture)
			table += '<td><sup>%s</sup> %s</tr>' % (scripture4[i].verse, scripture4[i].scripture)
			table += '</tr>'
		return render_to_response('compare_range.html', {'table': table })
		
		else:
		return HttpResponse('invalid scripture lookup') 
	
	
	
def compare_chapter(request, translation, book, chapter):
	book = string.replace(book, '-', ' ')
	scripture = Scripture.objects.select_related().filter(translation__acronym=translation, book__english=book, chapter=chapter)
	if scripture:
		return render_to_response('chapter.html', {'scripture_list': scripture})
	else:
		return HttpResponse('invalid scripture lookup')