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 { ExternalAuthOIDC } from './external-auth/oidc'
import { loc } from './loc'

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

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

  initImportantNotesSettings(options)
  initChatSettings(options)
  initFederationSettings(options)
  initExternalAuth(options)
  initAdvancedChannelCustomizationSettings(options)
  initChatBehaviourSettings(options)
  initThemingSettings(options)
  initChatServerAdvancedSettings(options)

  await ExternalAuthOIDC.initSingleton(options)

  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)

    await ExternalAuthOIDC.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']
  })
}

/**
 * Registers settings related to the "Important Notes" section.
 * @param param0 server options
 */
function initImportantNotesSettings ({ registerSetting }: RegisterServerOptions): void {
  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>`
    })
  }
}

/**
 * Register settings related to the "Chat" section.
 * @param param0 server options
 */
function initChatSettings ({ registerSetting }: RegisterServerOptions): void {
  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
  })
}

/**
 * Registers settings related to the "Federation" section.
 * @param param0 server options
 */
function initFederationSettings ({ registerSetting }: RegisterServerOptions): void {
  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
  })
}

/**
 * Registers settings related to the "External Authentication" section.
 * @param param0 server options
 */
function initExternalAuth ({ registerSetting }: RegisterServerOptions): void {
  registerSetting({
    type: 'html',
    private: true,
    descriptionHTML: loc('external_auth_description')
  })
  registerSetting({
    name: 'external-auth-custom-oidc',
    label: loc('external_auth_custom_oidc_label'),
    descriptionHTML: loc('external_auth_custom_oidc_description'),
    type: 'input-checkbox',
    default: false,
    private: true
  })
  registerSetting({
    name: 'external-auth-custom-oidc-button-label',
    label: loc('external_auth_custom_oidc_button_label_label'),
    descriptionHTML: loc('external_auth_custom_oidc_button_label_description'),
    type: 'input',
    default: '',
    private: true
  })
  registerSetting({
    name: 'external-auth-custom-oidc-discovery-url',
    label: loc('external_auth_custom_oidc_discovery_url_label'),
    // descriptionHTML: loc('external_auth_custom_oidc_discovery_url_description'),
    type: 'input',
    private: true
  })
  registerSetting({
    name: 'external-auth-custom-oidc-client-id',
    label: loc('external_auth_custom_oidc_client_id_label'),
    // descriptionHTML: loc('external_auth_custom_oidc_client_id_description'),
    type: 'input',
    private: true
  })
  registerSetting({
    name: 'external-auth-custom-oidc-client-secret',
    label: loc('external_auth_custom_oidc_client_secret_label'),
    // descriptionHTML: loc('external_auth_custom_oidc_client_secret_description'),
    type: 'input-password',
    private: true
  })

  // registerSetting({
  //   name: 'external-auth-custom-oidc-scope',
  //   label: loc('external_auth_custom_oidc_scope_label'),
  //   descriptionHTML: loc('external_auth_custom_oidc_scope_description'),
  //   type: 'input',
  //   private: true,
  //   default: 'openid profile'
  // })
  // registerSetting({
  //   name: 'username-property',
  //   label: 'Username property',
  //   type: 'input',
  //   private: true,
  //   default: 'preferred_username'
  // })
  // registerSetting({
  //   name: 'display-name-property',
  //   label: 'Display name property',
  //   type: 'input',
  //   private: true
  // })
}

/**
 * Registers settings related to the "Advanced channel customization" section.
 * @param param0 server options
 */
function initAdvancedChannelCustomizationSettings ({ registerSetting }: RegisterServerOptions): void {
  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
  })
}

/**
 * Registers settings related to the "Chat behaviour" section.
 * @param param0 server options
 */
function initChatBehaviourSettings ({ registerSetting }: RegisterServerOptions): void {
  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
  })
}

/**
 * Registers settings related to the "Theming" section.
 * @param param0 server options
 */
function initThemingSettings ({ registerSetting }: RegisterServerOptions): void {
  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: 'abstract', label: loc('avatar_set_option_abstract') },
      { 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
  })
}

/**
 * Registers settings related to the "Chat server advanded settings" section.
 * @param param0 server options
 */
function initChatServerAdvancedSettings ({ registerSetting }: RegisterServerOptions): void {
  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')
  })
}

export {
  initSettings,
  AvatarSet
}