#!/usr/bin/env python3
# -*- coding: utf-8 -*-
from collections import defaultdict
from os.path import abspath, dirname, join
from plexapi import utils
from plexapi.server import PlexServer

GROUPNAMES = {'butler':'Scheduled Task', 'dlna':'DLNA'}
OUTPUT = join(dirname(dirname(abspath(__file__))), 'docs/settingslist.rst') 


def _setting_group(setting):
    if not setting.label and not setting.summary: return 'undocumented'
    if setting.group == '': return 'misc'
    return setting.group


def _write_settings(handle, groups, group):
    title = GROUPNAMES.get(group, group.title())
    print('\n%s Settings\n%s' % (title, '~' * (len(title) + 9)))
    handle.write('%s Settings\n%s\n' % (title, '~' * (len(title) + 9)))
    for setting in groups[group]:
        print('  %s (%s)' % (utils.lowerFirst(setting.id), setting.type))
        # Special case undocumented settings
        if group == 'undocumented':
            handle.write('* **%s (%s)**' % (utils.lowerFirst(setting.id), setting.type))
            if any((setting.default, setting.enumValues)):
                handle.write(': ')
                if setting.default: handle.write('default: %s' % setting.default)
                if all((setting.default, setting.enumValues)): handle.write('; ')
                if setting.enumValues: handle.write('choices: %s' % setting._data.attrib['enumValues'])
            handle.write('\n')
            continue
        # Write setting details to file
        handle.write('**%s (%s)**\n' % (utils.lowerFirst(setting.id), setting.type))
        if any((setting.label, setting.summary, setting.default, setting.enumValues)):
            handle.write('  ')
            if setting.label: handle.write('%s.' % setting.label)
            if setting.summary: handle.write(' %s' % setting.summary)
            if any((setting.default, setting.enumValues)):
                handle.write(' (')
                if setting.default: handle.write('default: %s' % setting.default)
                if all((setting.default, setting.enumValues)): handle.write('; ')
                if setting.enumValues: handle.write('choices: %s' % setting._data.attrib['enumValues'])
                handle.write(')')
            handle.write('\n')
        handle.write('\n')
    handle.write('\n')


def list_settings():
    # Place settings into groups..
    plex = PlexServer()
    groups = defaultdict(list)
    for setting in plex.settings.all():
        group = _setting_group(setting)
        groups[group].append(setting)
    # Build the rst output file
    special_groups = ('general', 'misc', 'undocumented')
    with open(OUTPUT, 'w') as handle:
        _write_settings(handle, groups, 'general')
        for group in [g for g in sorted(groups.keys()) if g not in special_groups]:
            _write_settings(handle, groups, group)
        _write_settings(handle, groups, 'misc')
        _write_settings(handle, groups, 'undocumented')


if __name__ == '__main__':
    list_settings()