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 list_programs(cinematic_path):
    dirs, files = xbmcvfs.listdir(cinematic_path)
    programs = {}
    for filename in files:
        if filename.endswith('.json'):
            filehandle = xbmcvfs.File(cinematic_path + filename)
            program_json = filehandle.read()
            filehandle.close()
            program_data = json.loads(program_json)
            programs[program_data['name']] = filename
    return programs

def show_dialog(programs):
    entries = programs.keys()
    dialog = xbmcgui.Dialog()
    ret = dialog.select('Cinematic: Select a program', entries)
    del dialog
    return programs[entries[ret]]

def files_from_dir(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

def conduct_program(program_file, feature):
    filehandle = xbmcvfs.File(program_file)
    program_json = filehandle.read()
    filehandle.close()
    program_data = json.loads(program_json)
    program = []
    for item in program_data['items']:
        settings = item['settings']
        if settings['source'] == 'file':
            entry = {'type': 'video', 'data': settings['location']}
            program.append(entry)
        elif settings['source'] == 'dir':
            for location in files_from_dir(settings['count'], settings['location']):
                entry = {'type': 'video', 'data': location}
                program.append(entry)
        elif settings['source'] == 'trailer':
            genre = 'TODO: find feature genre'
            rating = 'TODO: find feature rating'
            for location in trailers_from_net(settings['count'], genre, rating):
                entry = {'type': 'video', 'data': location}
                program.append(entry)
        elif settings['source'] == 'feature':
            entry = {'type': 'video', 'data': feature['file']}
            program.append(entry)
    return program

def get_feature(movieid):
    query = '{"jsonrpc": "2.0", "method": "VideoLibrary.GetMovieDetails", "params": {"movieid": %s, "properties": ["file", "mpaa", "genre"]}, "id": "1"}' % movieid
    json_response = xbmc.executeJSONRPC(query)
    response = json.loads(json_response)
    feature = {
       'label': response['result']['moviedetails']['label'],
       'file': response['result']['moviedetails']['file'],
       'mpaa': response['result']['moviedetails']['mpaa'],
       'genre': response['result']['moviedetails']['genre']
    }
    return feature

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

    cinematic_path = ADDON.getSettingString('cinematic_path')
    feature = get_feature(movieid)
    print(feature)
    programs = list_programs(cinematic_path)
    program_file = cinematic_path + show_dialog(programs)
    program = conduct_program(program_file, feature)

    print('=== playlist')
    for entry in program:
        print(" * [%s] -- %s" % (entry['type'], entry['data']))