from django.shortcuts import render_to_response
from troggle.expo.models import Expedition, Person, PersonExpedition, PersonTrip, LogbookEntry
import troggle.settings as settings
from django.db import models
from troggle.parsers.logbooks import LoadLogbookForExpedition
from troggle.parsers.people import GetPersonExpeditionNameLookup
from troggle.expo.forms import PersonForm

# Django uses Context, not RequestContext when you call render_to_response. We always want to use RequestContext, so that django adds the context from settings.TEMPLATE_CONTEXT_PROCESSORS. This way we automatically get necessary settings variables passed to each template. So we use a custom method, render_response instead of render_to_response. Hopefully future Django releases will make this unnecessary.
from troggle.alwaysUseRequestContext import render_response

import search
import re

@models.permalink #this allows the nice get_absolute_url syntax we are using

def personindex(request):
    persons = Person.objects.all()
    # From what I can tell, "persons" seems to be the table rows, while "personss" is the table columns. - AC 16 Feb 09
    personss = [ ]
    ncols = 5
    nc = (len(persons) + ncols - 1) / ncols
    for i in range(ncols):
        personss.append(persons[i * nc: (i + 1) * nc])
    
    notablepersons = Person.objects.filter(bisnotable=True)
    return render_response(request,'personindex.html', {'persons': persons, 'personss':personss, 'notablepersons':notablepersons, })

def expedition(request, expeditionname):
    year = int(expeditionname)
    expedition = Expedition.objects.get(year=year)
    expedition_next = Expedition.objects.filter(year=year+1) and Expedition.objects.get(year=year+1) or None
    expedition_prev = Expedition.objects.filter(year=year-1) and Expedition.objects.get(year=year-1) or None
    message = "No message"
    if "reload" in request.GET:
        message = LoadLogbookForExpedition(expedition)
    #message = str(GetPersonExpeditionNameLookup(expedition).keys())
    logbookentries = expedition.logbookentry_set.order_by('date')
    return render_response(request,'expedition.html', {'expedition': expedition, 'expedition_next':expedition_next, 'expedition_prev':expedition_prev, 'logbookentries':logbookentries, 'message':message, })

    def get_absolute_url(self):
        return ('expedition', (expedition.year))

def person(request, first_name='', last_name=''):
    person = Person.objects.get(first_name = first_name, last_name = last_name)
    return render_response(request,'person.html', {'person': person, })
    
    def get_absolute_url(self):
        return settings.URL_ROOT + self.first_name + '_' + self.last_name

#def person(request, name):
#    person = Person.objects.get(href=name)
#    

def personexpedition(request, first_name='',  last_name='', year=''):
    person = Person.objects.get(first_name = first_name, last_name = last_name)
    expedition = Expedition.objects.get(year=year)
    personexpedition = person.personexpedition_set.get(expedition=expedition)
    return render_response(request,'personexpedition.html', {'personexpedition': personexpedition, })

def logbookentry(request, logbookentry_pk):
    logbookentry = LogbookEntry.objects.get(pk = logbookentry_pk)
    return render_response(request, 'logbookentry.html', {'logbookentry': logbookentry, })

def logbookSearch(request, extra):
    query_string = ''
    found_entries = None
    if ('q' in request.GET) and request.GET['q'].strip():
        query_string = request.GET['q']
	entry_query = search.get_query(query_string, ['text','title',])
	found_entries = LogbookEntry.objects.filter(entry_query)

    return render_response(request,'logbooksearch.html',
                          { 'query_string': query_string, 'found_entries': found_entries, })
                          #context_instance=RequestContext(request))

def personForm(request,pk):
    person=Person.objects.get(pk=pk)
    form=PersonForm(instance=person)
    return render_response(request,'personform.html', {'form':form,})