#!/usr/bin/python3.4
#from pylons import request, response, session, url, tmpl_context as c
#from pylons.controllers.util import abort, redirect
from flask import request, abort, redirect, session, url_for
import paginate
import sqlalchemy as sa

import wrpylib.wrmwmarkup
import wrpylib.wrmwcache
import wrpylib.mwmarkup

import wradmin.model as model
from wradmin.genshi import render_genshi_template, TemplateContext


class GasthausController:

    def list(self):
        """Lists all inns"""
        q = model.meta.Session.query(model.WrInnCache)
        q = q.order_by(model.WrInnCache.page_title)
        c = TemplateContext()
        c.paginator = paginate.Page(q.all(), page=int(request.args.get('page', 1)), items_per_page = 25)
        return render_genshi_template('gasthaus_list.html', c=c)

    def view(self, id):
        """Displays an inn"""
        q = model.meta.Session.query(model.WrInnCache)
        c = TemplateContext()
        c.inn =  q.get(id)
        if c.inn is None:
            abort(404)
        return render_genshi_template('gasthaus_view.html', c=c)

    def update(self):
        """Updates the wrinncache table from the wiki"""
        c = model.meta.Session.connection()
        try:
            wrpylib.wrmwcache.update_wrinncache(c)
            model.meta.Session.commit()
            session['flash'] = 'Die Gasthausliste wurde erfolgreich aktualisiert.'
        except wrpylib.wrmwcache.UpdateCacheError as e:
            title = str(e.args[1])
            title = wrpylib.mwmarkup.to_title(title)
            msg = str(e.args[2])
            msg = msg.replace('\n', '; ')
            if len(e.args) == 3: session['flash'] = "Fehler bei Gasthaus '{0}': {1}".format(title, msg)
            else: session['flash'] = str(e)
        # Redirect to result page
        return redirect(url_for('gasthaus_list'))