import type { RegisterServerOptions } from '@peertube/peertube-types'
import type { ConverseJSTheme } from '../../shared/lib/types'
import { ensureProsodyRunning } from './prosody/ctl'
import { RoomChannel } from './room-channel'
import { BotsCtl } from './bots/ctl'
import { loc } from './loc'

type AvatarSet = 'sepia' | 'cat' | 'bird' | 'fenec' | 'legacy'

async function initSettings (options: RegisterServerOptions): Promise<void> {
  const { peertubeHelpers, registerSetting, settingsManager } = options

  // ********** IMPORTANT NOTES
  registerSetting({
    type: 'html',
    private: true,
    descriptionHTML: loc('important_note_title')
  })
  registerSetting({
    type: 'html',
    private: true,
    descriptionHTML: loc('important_note_text')
  })
  registerSetting({
    type: 'html',
    private: true,
    descriptionHTML: loc('diagnostic')
  })

  if (process.arch !== 'x64' && process.arch !== 'x86_64' && process.arch !== 'arm64') {
    registerSetting({
      name: 'prosody-arch-warning',
      type: 'html',
      private: true,
      // Note: the following text as a variable in it.
      //   Not translating it: it should be very rare.
      descriptionHTML: `<span class="peertube-plugin-livechat-warning">
It seems that your are using a ${process.arch} CPU, 
which is not compatible with the plugin.
Please read
<a
  href="https://johnxlivingston.github.io/peertube-plugin-livechat/fr/documentation/installation/cpu_compatibility/"
  target="_blank"
>
  this page
</a> for a workaround.
</span>`
    })
  }

  // ********** Chat
  registerSetting({
    type: 'html',
    private: true,
    descriptionHTML: loc('chat_title')
  })
  registerSetting({
    name: 'prosody-list-rooms',
    label: loc('list_rooms_label'),
    type: 'html',
    descriptionHTML: loc('list_rooms_description'),
    private: true
  })

  // ********** Federation
  registerSetting({
    type: 'html',
    private: true,
    descriptionHTML: loc('federation_description')
  })
  registerSetting({
    name: 'federation-no-remote-chat',
    label: loc('federation_no_remote_chat_label'),
    descriptionHTML: loc('federation_no_remote_chat_description'),
    type: 'input-checkbox',
    default: false,
    private: false
  })
  registerSetting({
    name: 'federation-dont-publish-remotely',
    label: loc('federation_dont_publish_remotely_label'),
    descriptionHTML: loc('federation_dont_publish_remotely_description'),
    type: 'input-checkbox',
    default: false,
    private: true
  })

  // ********** Advanced channel customization
  registerSetting({
    type: 'html',
    private: true,
    descriptionHTML: loc('configuration_description')
  })
  registerSetting({
    type: 'html',
    private: true,
    descriptionHTML: loc('experimental_warning')
  })
  registerSetting({
    name: 'disable-channel-configuration',
    label: loc('disable_channel_configuration_label'),
    // descriptionHTML: loc('disable_channel_configuration_description'),
    type: 'input-checkbox',
    default: false,
    private: false
  })

  // ********** Chat behaviour
  registerSetting({
    type: 'html',
    private: true,
    descriptionHTML: loc('chat_behaviour_description')
  })
  registerSetting({
    name: 'prosody-room-type',
    label: loc('room_type_label'),
    type: 'select',
    descriptionHTML: loc('room_type_description'),
    private: false,
    default: 'video',
    options: [
      { value: 'video', label: loc('room_type_option_video') },
      { value: 'channel', label: loc('room_type_option_channel') }
    ]
  })
  registerSetting({
    name: 'chat-auto-display',
    label: loc('auto_display_label'),
    descriptionHTML: loc('auto_display_description'),
    type: 'input-checkbox',
    default: true,
    private: false
  })
  registerSetting({
    name: 'chat-open-blank',
    label: loc('open_blank_label'),
    descriptionHTML: loc('open_blank_description'),
    private: false,
    type: 'input-checkbox',
    default: true
  })
  registerSetting({
    name: 'chat-share-url',
    label: loc('share_url_label'),
    descriptionHTML: loc('share_url_description'),
    private: false,
    type: 'select',
    default: 'owner',
    options: [
      { value: 'nobody', label: loc('share_url_option_nobody') },
      { value: 'everyone', label: loc('share_url_option_everyone') },
      { value: 'owner', label: loc('share_url_option_owner') },
      { value: 'owner+moderators', label: loc('share_url_option_owner_moderators') }
    ]
  })
  registerSetting({
    name: 'chat-per-live-video',
    label: loc('per_live_video_label'),
    type: 'input-checkbox',
    default: true,
    descriptionHTML: loc('per_live_video_description'),
    private: false
  })
  registerSetting({
    name: 'chat-per-live-video-warning',
    type: 'html',
    private: true,
    descriptionHTML: loc('per_live_video_warning_description')
  })
  registerSetting({
    name: 'chat-all-lives',
    label: loc('all_lives_label'),
    type: 'input-checkbox',
    default: false,
    descriptionHTML: loc('all_lives_description'),
    private: false
  })
  registerSetting({
    name: 'chat-all-non-lives',
    label: loc('all_non_lives_label'),
    type: 'input-checkbox',
    default: false,
    descriptionHTML: loc('all_non_lives_description'),
    private: false
  })
  registerSetting({
    name: 'chat-videos-list',
    label: loc('videos_list_label'),
    type: 'input-textarea',
    default: '',
    descriptionHTML: loc('videos_list_description'),
    private: false
  })
  registerSetting({
    name: 'chat-no-anonymous',
    label: loc('no_anonymous_label'),
    type: 'input-checkbox',
    default: false,
    descriptionHTML: loc('no_anonymous_description'),
    private: false
  })
  registerSetting({
    name: 'auto-ban-anonymous-ip',
    label: loc('auto_ban_anonymous_ip_label'),
    type: 'input-checkbox',
    default: false,
    descriptionHTML: loc('auto_ban_anonymous_ip_description'),
    private: true
  })

  // ********** Theming
  registerSetting({
    name: 'theming-advanced',
    type: 'html',
    private: true,
    descriptionHTML: loc('theming_advanced_description')
  })

  registerSetting({
    name: 'avatar-set',
    label: loc('avatar_set_label'),
    descriptionHTML: loc('avatar_set_description'),
    type: 'select',
    default: 'sepia' as AvatarSet,
    private: true,
    options: [
      { value: 'sepia', label: loc('avatar_set_option_sepia') },
      { value: 'cat', label: loc('avatar_set_option_cat') },
      { value: 'bird', label: loc('avatar_set_option_bird') },
      { value: 'fenec', label: loc('avatar_set_option_fenec') },
      { value: 'legacy', label: loc('avatar_set_option_legacy') }
    ] as Array<{
      value: AvatarSet
      label: string
    }>
  })

  registerSetting({
    name: 'converse-theme',
    label: loc('converse_theme_label'),
    type: 'select',
    default: 'peertube' as ConverseJSTheme,
    private: false,
    options: [
      { value: 'peertube', label: loc('peertube') },
      { value: 'default', label: loc('default') },
      { value: 'concord', label: loc('concord') }
    ] as Array<{value: ConverseJSTheme, label: string}>,
    descriptionHTML: loc('converse_theme_description')
  })

  registerSetting({
    name: 'converse-autocolors',
    label: loc('autocolors_label'),
    type: 'input-checkbox',
    default: true,
    private: false,
    descriptionHTML: loc('autocolors_description')
  })

  registerSetting({
    name: 'chat-style',
    label: loc('chat_style_label'),
    type: 'input-textarea',
    default: '',
    descriptionHTML: loc('chat_style_description'),
    private: false
  })

  // ********** Chat server advanced settings
  registerSetting({
    name: 'prosody-advanced',
    type: 'html',
    private: true,
    descriptionHTML: loc('prosody_advanced_description')
  })

  registerSetting({
    name: 'chat-help-builtin-prosody',
    type: 'html',
    label: loc('help_builtin_prosody_label'),
    descriptionHTML: loc('help_builtin_prosody_description'),
    private: true
  })

  registerSetting({
    name: 'use-system-prosody',
    type: 'input-checkbox',
    label: loc('system_prosody_label'),
    descriptionHTML: loc('system_prosody_description'),
    private: true,
    default: false
  })

  registerSetting({
    name: 'disable-websocket',
    type: 'input-checkbox',
    label: loc('disable_websocket_label'),
    descriptionHTML: loc('disable_websocket_description'),
    private: true,
    default: false
  })

  registerSetting({
    name: 'prosody-port',
    label: loc('prosody_port_label'),
    type: 'input',
    default: '52800',
    private: true,
    descriptionHTML: loc('prosody_port_description')
  })

  registerSetting({
    name: 'prosody-peertube-uri',
    label: loc('prosody_peertube_uri_label'),
    type: 'input',
    default: '',
    private: true,
    descriptionHTML: loc('prosody_peertube_uri_description')
  })

  registerSetting({
    name: 'prosody-muc-log-by-default',
    label: loc('prosody_muc_log_by_default_label'),
    type: 'input-checkbox',
    default: true,
    private: true,
    descriptionHTML: loc('prosody_muc_log_by_default_description')
  })

  registerSetting({
    name: 'prosody-muc-expiration',
    label: loc('prosody_muc_expiration_label'),
    type: 'input',
    default: '1w',
    private: true,
    descriptionHTML: loc('prosody_muc_expiration_description')
  })

  registerSetting({
    name: 'prosody-room-allow-s2s',
    label: loc('prosody_room_allow_s2s_label'),
    type: 'input-checkbox',
    default: false,
    private: false,
    descriptionHTML: loc('prosody_room_allow_s2s_description')
  })

  registerSetting({
    name: 'prosody-s2s-port',
    label: loc('prosody_s2s_port_label'),
    type: 'input',
    default: '5269',
    private: true,
    descriptionHTML: loc('prosody_s2s_port_description')
  })

  registerSetting({
    name: 'prosody-s2s-interfaces',
    label: loc('prosody_s2s_interfaces_label'),
    type: 'input',
    default: '*, ::',
    private: true,
    descriptionHTML: loc('prosody_s2s_interfaces_description')
  })

  registerSetting({
    name: 'prosody-certificates-dir',
    label: loc('prosody_certificates_dir_label'),
    type: 'input',
    default: '',
    private: true,
    descriptionHTML: loc('prosody_certificates_dir_description')
  })

  registerSetting({
    name: 'prosody-c2s',
    label: loc('prosody_c2s_label'),
    type: 'input-checkbox',
    default: false,
    private: true,
    descriptionHTML: loc('prosody_c2s_description')
  })

  registerSetting({
    name: 'prosody-c2s-port',
    label: loc('prosody_c2s_port_label'),
    type: 'input',
    default: '52822',
    private: true,
    descriptionHTML: loc('prosody_c2s_port_description')
  })

  registerSetting({
    name: 'prosody-components',
    label: loc('prosody_components_label'),
    type: 'input-checkbox',
    default: false,
    private: true,
    descriptionHTML: loc('prosody_components_description')
  })

  registerSetting({
    name: 'prosody-components-port',
    label: loc('prosody_components_port_label'),
    type: 'input',
    default: '53470',
    private: true,
    descriptionHTML: loc('prosody_components_port_description')
  })

  registerSetting({
    name: 'prosody-components-interfaces',
    label: loc('prosody_components_interfaces_label'),
    type: 'input',
    default: '127.0.0.1, ::1',
    private: true,
    descriptionHTML: loc('prosody_components_interfaces_description')
  })

  registerSetting({
    name: 'prosody-components-list',
    label: loc('prosody_components_list_label'),
    type: 'input-textarea',
    default: '',
    private: true,
    descriptionHTML: loc('prosody_components_list_description')
  })

  let currentProsodyRoomtype = (await settingsManager.getSettings(['prosody-room-type']))['prosody-room-type']

  // ********** settings changes management
  settingsManager.onSettingsChange(async (settings: any) => {
    // In case the Prosody port has changed, we must rewrite the Bot configuration file.
    // To avoid race condition, we will just stop and start the bots at every settings saving.
    await BotsCtl.destroySingleton()
    await BotsCtl.initSingleton(options)

    peertubeHelpers.logger.info('Saving settings, ensuring prosody is running')
    await ensureProsodyRunning(options)

    await BotsCtl.singleton().start()

    // In case prosody-room-type changed, we must rebuild room-channel links.
    if (settings['prosody-room-type'] !== currentProsodyRoomtype) {
      peertubeHelpers.logger.info('Setting prosody-room-type has changed value, must rebuild room-channel infos')
      // doing it without waiting, could be long!
      RoomChannel.singleton().rebuildData().then(
        () => peertubeHelpers.logger.info('Room-channel info rebuild ok.'),
        (err) => peertubeHelpers.logger.error(err)
      )
    }
    currentProsodyRoomtype = settings['prosody-room-type']
  })
}

export {
  initSettings,
  AvatarSet
}