from django.shortcuts import render
from django.template import RequestContext
from django.views.generic import View
from haystack.query import SearchQuerySet
from boards.abstracts.paginator import get_paginator
from boards.forms import SearchForm, PlainErrorList

FORM_QUERY = 'query'

CONTEXT_QUERY = 'query'
CONTEXT_FORM = 'form'
CONTEXT_PAGE = 'page'

REQUEST_PAGE = 'page'

__author__ = 'neko259'

TEMPLATE = 'search/search.html'


class BoardSearchView(View):
    def get(self, request):
        context = RequestContext(request)
        form = SearchForm(request.GET, error_class=PlainErrorList)
        context[CONTEXT_FORM] = form

        if form.is_valid():
            query = form.cleaned_data[FORM_QUERY]
            if len(query) >= 3:
                results = SearchQuerySet().auto_query(query).order_by('-id').load_all()
                paginator = get_paginator(results, 10)

                if REQUEST_PAGE in request.GET:
                    page = int(request.GET[REQUEST_PAGE])
                else:
                    page = 1
                context[CONTEXT_PAGE] = paginator.page(page)
                context[CONTEXT_QUERY] = query

        return render(request, TEMPLATE, context)