# -*- coding: utf-8 -*-
import logging
import os

import ox

logger = logging.getLogger(__name__)

IMAGE_EXTENSIONS = ['.jpg', '.png', '.gif']

def filter_images(files):
    return [f for f in files if os.path.splitext(f)[-1] in IMAGE_EXTENSION]

def cover(path):
    data = None
    #open rar file and extract first page here
    try:
        from unrar import rarfile
        rar = rarfile.RarFile(path)
        files = rar.namelist()
        files = filter_images(files)
        if files:
            cover = ox.sorted_strings(files)[0]
            data = rar.read(cover)
    except:
        data = None
    return data

def info(path):
    data = {}
    data['title'] = os.path.splitext(os.path.basename(path))[0]
    #data['pages'] = fixme read rar to count pages
    return data