import xbmc
import xbmcgui
import xbmcaddon
import xbmcvfs
import json
import random
import sys

ADDON = xbmcaddon.Addon()
CWD = ADDON.getAddonInfo('path').decode('utf-8')
#CWD = ADDON.getAddonInfo('path') # for kodi 19

def files_from_dir(count, location):
    print("fetching %d files from %s" % (count, location))
    dirs, files = xbmcvfs.listdir(location)
    files = random.sample(files, count)
    for i in range(len(files)):
        files[i] = location + files[i]
    return files

def trailers_from_net(count, genre, rating):
    files = []
    for i in range(count):
        files.append("TODO: find trailer %d" % i)
    return files

if __name__ == '__main__':
    for arg in sys.argv[1:]:
        (name, value) = arg.split('=')
        if name == 'dbid':
            dbid = int(value)

    path = ADDON.getSettingString('cinematic_path')
    dirs, files = xbmcvfs.listdir(path)
    programs = []
    for filename in files:
        if filename.endswith('.json'):
            programs.append(filename)

    dialog = xbmcgui.Dialog()
    ret = dialog.select('Cinematic: Select a program', programs)
    del dialog

    program_file = path + programs[ret]

    filehandle = xbmcvfs.File(program_file)
    program_json = filehandle.read()
    filehandle.close()

    program_data = json.loads(program_json)

    print("=== conducting program %s" % program_data['name'])
    filelist = []
    for item in program_data['items']:
        print("selecting %s" % item['name'])
        settings = item['settings']
        if settings['source'] == 'file':
            filelist.append(settings['location'])
        elif settings['source'] == 'dir':
            filelist.extend(files_from_dir(settings['count'], settings['location']))
        elif settings['source'] == 'trailer':
            genre = 'TODO: find feature genre'
            rating = 'TODO: find feature rating'
            filelist.extend(trailers_from_net(settings['count'], genre, rating))
        elif settings['source'] == 'feature':
            filelist.append("TODO: find feature %d" % dbid)

    print('=== playlist')
    for filename in filelist:
        print(" * %s" % filename)