// @flow
/* eslint react/no-unescaped-entities:0 */
/* eslint react/jsx-no-comment-textnodes:0 */

import * as PAGES from 'constants/pages';
import * as MODALS from 'constants/modal_types';
import * as ICONS from 'constants/icons';
import * as React from 'react';

import { FormField, FormFieldPrice } from 'component/common/form';
import Button from 'component/button';
import I18nMessage from 'component/i18nMessage';
import Page from 'component/page';
import SettingLanguage from 'component/settingLanguage';
import SettingWalletServer from 'component/settingWalletServer';
import SettingAutoLaunch from 'component/settingAutoLaunch';
import FileSelector from 'component/common/file-selector';
import SyncToggle from 'component/syncToggle';
import { SETTINGS } from 'lbry-redux';
import Card from 'component/common/card';
import { getPasswordFromCookie } from 'util/saved-passwords';
import Spinner from 'component/spinner';
import SettingAccountPassword from 'component/settingAccountPassword';
import { Lbryio } from 'lbryinc';

// @if TARGET='app'
export const IS_MAC = process.platform === 'darwin';
// @endif

type Price = {
  currency: string,
  amount: number,
};

type SetDaemonSettingArg = boolean | string | number | Price;

type DarkModeTimes = {
  from: { hour: string, min: string, formattedTime: string },
  to: { hour: string, min: string, formattedTime: string },
};

type OptionTimes = {
  fromTo: string,
  time: string,
};

type DaemonSettings = {
  download_dir: string,
  share_usage_data: boolean,
  max_key_fee?: Price,
  max_connections_per_download?: number,
  save_files: boolean,
  save_blobs: boolean,
  ffmpeg_path: string,
};

type Props = {
  setDaemonSetting: (string, ?SetDaemonSettingArg) => void,
  clearDaemonSetting: string => void,
  setClientSetting: (string, SetDaemonSettingArg) => void,
  toggle3PAnalytics: boolean => void,
  clearCache: () => Promise<any>,
  daemonSettings: DaemonSettings,
  allowAnalytics: boolean,
  showNsfw: boolean,
  isAuthenticated: boolean,
  instantPurchaseEnabled: boolean,
  instantPurchaseMax: Price,
  currentTheme: string,
  themes: Array<string>,
  automaticDarkModeEnabled: boolean,
  autoplay: boolean,
  // autoDownload: boolean,
  encryptWallet: () => void,
  decryptWallet: () => void,
  updateWalletStatus: () => void,
  walletEncrypted: boolean,
  userBlockedChannelsCount?: number,
  hideBalance: boolean,
  confirmForgetPassword: ({}) => void,
  floatingPlayer: boolean,
  hideReposts: ?boolean,
  clearPlayingUri: () => void,
  darkModeTimes: DarkModeTimes,
  setDarkTime: (string, {}) => void,
  ffmpegStatus: { available: boolean, which: string },
  findingFFmpeg: boolean,
  findFFmpeg: () => void,
  openModal: string => void,
};

type State = {
  clearingCache: boolean,
  storedPassword: boolean,
};

class SettingsPage extends React.PureComponent<Props, State> {
  constructor(props: Props) {
    super(props);

    this.state = {
      clearingCache: false,
      storedPassword: false,
    };

    (this: any).onKeyFeeChange = this.onKeyFeeChange.bind(this);
    (this: any).onMaxConnectionsChange = this.onMaxConnectionsChange.bind(this);
    (this: any).onKeyFeeDisableChange = this.onKeyFeeDisableChange.bind(this);
    (this: any).onInstantPurchaseMaxChange = this.onInstantPurchaseMaxChange.bind(this);
    (this: any).onThemeChange = this.onThemeChange.bind(this);
    (this: any).onAutomaticDarkModeChange = this.onAutomaticDarkModeChange.bind(this);
    (this: any).onChangeTime = this.onChangeTime.bind(this);
    (this: any).onConfirmForgetPassword = this.onConfirmForgetPassword.bind(this);
  }

  componentDidMount() {
    const { isAuthenticated, ffmpegStatus, daemonSettings, findFFmpeg } = this.props;
    // @if TARGET='app'
    const { available } = ffmpegStatus;
    const { ffmpeg_path: ffmpegPath } = daemonSettings;
    if (!available) {
      if (ffmpegPath) {
        this.clearDaemonSetting('ffmpeg_path');
      }
      findFFmpeg();
    }
    // @endif
    if (isAuthenticated || !IS_WEB) {
      this.props.updateWalletStatus();
      getPasswordFromCookie().then(p => {
        if (typeof p === 'string') {
          this.setState({ storedPassword: true });
        }
      });
    }
  }

  onFFmpegFolder(path: string) {
    this.setDaemonSetting('ffmpeg_path', path);
    this.findFFmpeg();
  }

  onKeyFeeChange(newValue: Price) {
    this.setDaemonSetting('max_key_fee', newValue);
  }

  onMaxConnectionsChange(event: SyntheticInputEvent<*>) {
    const { value } = event.target;
    this.setDaemonSetting('max_connections_per_download', value);
  }

  onKeyFeeDisableChange(isDisabled: boolean) {
    if (isDisabled) this.setDaemonSetting('max_key_fee');
  }

  onThemeChange(event: SyntheticInputEvent<*>) {
    const { value } = event.target;

    if (value === 'dark') {
      this.onAutomaticDarkModeChange(false);
    }

    this.props.setClientSetting(SETTINGS.THEME, value);
  }

  onAutomaticDarkModeChange(value: boolean) {
    this.props.setClientSetting(SETTINGS.AUTOMATIC_DARK_MODE_ENABLED, value);
  }

  onInstantPurchaseEnabledChange(enabled: boolean) {
    this.props.setClientSetting(SETTINGS.INSTANT_PURCHASE_ENABLED, enabled);
  }

  onInstantPurchaseMaxChange(newValue: Price) {
    this.props.setClientSetting(SETTINGS.INSTANT_PURCHASE_MAX, newValue);
  }

  onChangeEncryptWallet() {
    const { decryptWallet, walletEncrypted, encryptWallet } = this.props;
    if (walletEncrypted) {
      decryptWallet();
    } else {
      encryptWallet();
    }
  }

  onConfirmForgetPassword() {
    const { confirmForgetPassword } = this.props;
    confirmForgetPassword({
      callback: () => {
        this.setState({ storedPassword: false });
      },
    });
  }

  onChangeTime(event: SyntheticInputEvent<*>, options: OptionTimes) {
    const { value } = event.target;

    this.props.setDarkTime(value, options);
  }

  to12Hour(time: string) {
    const now = new Date(0, 0, 0, Number(time));

    const hour = now.toLocaleTimeString('en-US', { hour12: true, hour: '2-digit' });

    return hour;
  }

  setDaemonSetting(name: string, value: ?SetDaemonSettingArg): void {
    this.props.setDaemonSetting(name, value);
  }

  clearDaemonSetting(name: string): void {
    this.props.clearDaemonSetting(name);
  }

  findFFmpeg(): void {
    this.props.findFFmpeg();
  }

  render() {
    const {
      daemonSettings,
      ffmpegStatus,
      allowAnalytics,
      showNsfw,
      instantPurchaseEnabled,
      instantPurchaseMax,
      isAuthenticated,
      currentTheme,
      themes,
      automaticDarkModeEnabled,
      autoplay,
      walletEncrypted,
      // autoDownload,
      setDaemonSetting,
      setClientSetting,
      toggle3PAnalytics,
      hideBalance,
      userBlockedChannelsCount,
      floatingPlayer,
      hideReposts,
      clearPlayingUri,
      darkModeTimes,
      clearCache,
      findingFFmpeg,
      openModal,
    } = this.props;
    const { storedPassword } = this.state;
    const noDaemonSettings = !daemonSettings || Object.keys(daemonSettings).length === 0;
    // @if TARGET='app'
    const { available: ffmpegAvailable, which: ffmpegPath } = ffmpegStatus;
    // @endif
    const defaultMaxKeyFee = { currency: 'USD', amount: 50 };

    const disableMaxKeyFee = !(daemonSettings && daemonSettings.max_key_fee);
    const connectionOptions = [1, 2, 4, 6, 10, 20];
    const startHours = ['18', '19', '20', '21'];
    const endHours = ['5', '6', '7', '8'];

    return (
      <Page className="card-stack">
        {!IS_WEB && noDaemonSettings ? (
          <section className="card card--section">
            <div className="card__title card__title--deprecated">{__('Failed to load settings.')}</div>
          </section>
        ) : (
          <div>
            <Card title={__('Language')} actions={<SettingLanguage />} />
            {isAuthenticated && <SettingAccountPassword />}
            {/* @if TARGET='app' */}
            <Card
              title={__('Sync')}
              subtitle={
                walletEncrypted && !storedPassword
                  ? __("To enable this feature, check 'Save Password' the next time you start the app.")
                  : null
              }
              actions={<SyncToggle disabled={walletEncrypted && !storedPassword} />}
            />
            <Card
              title={__('Download Directory')}
              actions={
                <React.Fragment>
                  <FileSelector
                    type="openDirectory"
                    currentPath={daemonSettings.download_dir}
                    onFileChosen={(newDirectory: WebFile) => {
                      setDaemonSetting('download_dir', newDirectory.path);
                    }}
                  />
                  <p className="help">{__('LBRY downloads will be saved here.')}</p>
                </React.Fragment>
              }
            />

            <Card
              title={__('Network and Data Settings')}
              actions={
                <React.Fragment>
                  <FormField
                    type="checkbox"
                    name="save_files"
                    onChange={() => setDaemonSetting('save_files', !daemonSettings.save_files)}
                    checked={daemonSettings.save_files}
                    label={__('Save all viewed content to your downloads directory')}
                    helper={__(
                      'Paid content and some file types are saved by default. Changing this setting will not affect previously downloaded content.'
                    )}
                  />

                  <FormField
                    type="checkbox"
                    name="save_blobs"
                    onChange={() => setDaemonSetting('save_blobs', !daemonSettings.save_blobs)}
                    checked={daemonSettings.save_blobs}
                    label={__('Save hosting data to help the LBRY network')}
                    helper={
                      <React.Fragment>
                        {__("If disabled, LBRY will be very sad and you won't be helping improve the network.")}{' '}
                        <Button button="link" label={__('Learn more')} href="https://lbry.com/faq/host-content" />.
                      </React.Fragment>
                    }
                  />
                </React.Fragment>
              }
            />

            <Card
              title={__('Max Purchase Price')}
              actions={
                <React.Fragment>
                  <FormField
                    type="radio"
                    name="no_max_purchase_no_limit"
                    checked={disableMaxKeyFee}
                    label={__('No Limit')}
                    onChange={() => {
                      this.onKeyFeeDisableChange(true);
                    }}
                  />
                  <FormField
                    type="radio"
                    name="max_purchase_limit"
                    checked={!disableMaxKeyFee}
                    onChange={() => {
                      this.onKeyFeeDisableChange(false);
                      this.onKeyFeeChange(defaultMaxKeyFee);
                    }}
                    label={__('Choose limit')}
                  />

                  {!disableMaxKeyFee && (
                    <FormFieldPrice
                      name="max_key_fee"
                      min={0}
                      onChange={this.onKeyFeeChange}
                      price={daemonSettings.max_key_fee ? daemonSettings.max_key_fee : defaultMaxKeyFee}
                    />
                  )}

                  <p className="help">
                    {__('This will prevent you from purchasing any content over a certain cost, as a safety measure.')}
                  </p>
                </React.Fragment>
              }
            />

            {/* @endif */}
            <Card
              title={__('Purchase and Tip Confirmations')}
              actions={
                <React.Fragment>
                  <FormField
                    type="radio"
                    name="confirm_all_purchases"
                    checked={!instantPurchaseEnabled}
                    label={__('Always confirm before purchasing content or tipping')}
                    onChange={() => {
                      this.onInstantPurchaseEnabledChange(false);
                    }}
                  />
                  <FormField
                    type="radio"
                    name="instant_purchases"
                    checked={instantPurchaseEnabled}
                    label={__('Only confirm purchases or tips over a certain amount')}
                    onChange={() => {
                      this.onInstantPurchaseEnabledChange(true);
                    }}
                  />

                  {instantPurchaseEnabled && (
                    <FormFieldPrice
                      name="confirmation_price"
                      min={0.1}
                      onChange={this.onInstantPurchaseMaxChange}
                      price={instantPurchaseMax}
                    />
                  )}

                  <p className="help">
                    {__(
                      "When this option is chosen, LBRY won't ask you to confirm downloads or tips below your chosen amount."
                    )}
                  </p>
                </React.Fragment>
              }
            />

            <Card
              title={__('Content Settings')}
              actions={
                <React.Fragment>
                  <FormField
                    type="checkbox"
                    name="floating_player"
                    onChange={() => {
                      setClientSetting(SETTINGS.FLOATING_PLAYER, !floatingPlayer);
                      clearPlayingUri();
                    }}
                    checked={floatingPlayer}
                    label={__('Floating video player')}
                    helper={__('Keep content playing in the corner when navigating to a different page.')}
                  />

                  <FormField
                    type="checkbox"
                    name="autoplay"
                    onChange={() => setClientSetting(SETTINGS.AUTOPLAY, !autoplay)}
                    checked={autoplay}
                    label={__('Autoplay media files')}
                    helper={__(
                      'Autoplay video and audio files when navigating to a file, as well as the next related item when a file finishes playing.'
                    )}
                  />

                  <FormField
                    type="checkbox"
                    name="hide_reposts"
                    onChange={e => {
                      if (isAuthenticated) {
                        let param = e.target.checked ? { add: 'noreposts' } : { remove: 'noreposts' };
                        Lbryio.call('user_tag', 'edit', param);
                      }

                      setClientSetting(SETTINGS.HIDE_REPOSTS, !hideReposts);
                    }}
                    checked={hideReposts}
                    label={__('Hide reposts')}
                    helper={__('You will not see reposts by people you follow or receive email notifying about them.')}
                  />

                  {/* <FormField
                    type="checkbox"
                    name="show_anonymous"
                    onChange={() => setClientSetting(SETTINGS.SHOW_ANONYMOUS, !showAnonymous)}
                    checked={showAnonymous}
                    label={__('Show anonymous content')}
                    helper={__('Anonymous content is published without a channel.')}
                  /> */}

                  <FormField
                    type="checkbox"
                    name="show_nsfw"
                    onChange={() =>
                      !IS_WEB || showNsfw
                        ? setClientSetting(SETTINGS.SHOW_MATURE, !showNsfw)
                        : openModal(MODALS.CONFIRM_AGE)
                    }
                    checked={showNsfw}
                    label={__('Show mature content')}
                    helper={__(
                      'Mature content may include nudity, intense sexuality, profanity, or other adult content. By displaying mature content, you are affirming you are of legal age to view mature content in your country or jurisdiction.  '
                    )}
                  />
                </React.Fragment>
              }
            />

            {(isAuthenticated || !IS_WEB) && (
              <>
                <Card
                  title={__('Notifications')}
                  actions={
                    <div className="section__actions">
                      <Button
                        button="secondary"
                        label={__('Manage')}
                        icon={ICONS.SETTINGS}
                        disabled={userBlockedChannelsCount === 0}
                        navigate={`/$/${PAGES.SETTINGS_NOTIFICATIONS}`}
                      />
                    </div>
                  }
                />

                <Card
                  title={__('Blocked Channels')}
                  subtitle={
                    userBlockedChannelsCount === 0
                      ? __("You don't have blocked channels.")
                      : userBlockedChannelsCount === 1
                      ? __('You have one blocked channel.')
                      : __('You have %channels% blocked channels.', { channels: userBlockedChannelsCount })
                  }
                  actions={
                    <div className="section__actions">
                      <Button
                        button="secondary"
                        label={__('Manage')}
                        icon={ICONS.SETTINGS}
                        disabled={userBlockedChannelsCount === 0}
                        navigate={`/$/${PAGES.BLOCKED}`}
                      />
                    </div>
                  }
                />
              </>
            )}

            {/* @if TARGET='app' */}
            <Card
              title={__('Share Usage and Diagnostic Data')}
              subtitle={
                <React.Fragment>
                  {__(
                    `This is information like error logging, performance tracking, and usage statistics. It includes your IP address and basic system details, but no other identifying information (unless you sign in to lbry.tv)`
                  )}{' '}
                  <Button button="link" label={__('Learn more')} href="https://lbry.com/privacypolicy" />
                </React.Fragment>
              }
              actions={
                <>
                  <FormField
                    type="checkbox"
                    name="share_internal"
                    onChange={() => setDaemonSetting('share_usage_data', !daemonSettings.share_usage_data)}
                    checked={daemonSettings.share_usage_data}
                    label={<React.Fragment>{__('Allow the app to share data to LBRY.inc')}</React.Fragment>}
                    helper={
                      isAuthenticated
                        ? __('Internal sharing is required while signed in.')
                        : __('Internal sharing is required to participate in rewards programs.')
                    }
                    disabled={isAuthenticated && daemonSettings.share_usage_data}
                  />
                  <FormField
                    type="checkbox"
                    name="share_third_party"
                    onChange={e => toggle3PAnalytics(e.target.checked)}
                    checked={allowAnalytics}
                    label={__('Allow the app to access third party analytics platforms')}
                    helper={__('We use detailed analytics to improve all aspects of the LBRY experience.')}
                  />
                </>
              }
            />
            {/* @endif */}

            <Card
              title={__('Appearance')}
              actions={
                <React.Fragment>
                  <fieldset-section>
                    <FormField
                      name="theme_select"
                      type="select"
                      label={__('Theme')}
                      onChange={this.onThemeChange}
                      value={currentTheme}
                      disabled={automaticDarkModeEnabled}
                    >
                      {themes.map(theme => (
                        <option key={theme} value={theme}>
                          {theme === 'light' ? __('Light') : __('Dark')}
                        </option>
                      ))}
                    </FormField>
                  </fieldset-section>
                  <fieldset-section>
                    <FormField
                      type="checkbox"
                      name="automatic_dark_mode"
                      onChange={() => this.onAutomaticDarkModeChange(!automaticDarkModeEnabled)}
                      checked={automaticDarkModeEnabled}
                      label={__('Automatic dark mode')}
                    />
                    {automaticDarkModeEnabled && (
                      <fieldset-group class="fieldset-group--smushed">
                        <FormField
                          type="select"
                          name="automatic_dark_mode_range"
                          onChange={value => this.onChangeTime(value, { fromTo: 'from', time: 'hour' })}
                          value={darkModeTimes.from.hour}
                          label={__('From')}
                        >
                          {startHours.map(time => (
                            <option key={time} value={time}>
                              {this.to12Hour(time)}
                            </option>
                          ))}
                        </FormField>
                        <FormField
                          type="select"
                          name="automatic_dark_mode_range"
                          label={__('To')}
                          onChange={value => this.onChangeTime(value, { fromTo: 'to', time: 'hour' })}
                          value={darkModeTimes.to.hour}
                        >
                          {endHours.map(time => (
                            <option key={time} value={time}>
                              {this.to12Hour(time)}
                            </option>
                          ))}
                        </FormField>
                      </fieldset-group>
                    )}
                  </fieldset-section>
                </React.Fragment>
              }
            />

            {(isAuthenticated || !IS_WEB) && (
              <Card
                title={__('Wallet Security')}
                actions={
                  <React.Fragment>
                    {/* @if TARGET='app' */}
                    <FormField
                      disabled
                      type="checkbox"
                      name="encrypt_wallet"
                      onChange={() => this.onChangeEncryptWallet()}
                      checked={walletEncrypted}
                      label={__('Encrypt my wallet with a custom password')}
                      helper={
                        <React.Fragment>
                          <I18nMessage
                            tokens={{
                              learn_more: (
                                <Button
                                  button="link"
                                  label={__('Learn more')}
                                  href="https://lbry.com/faq/account-sync"
                                />
                              ),
                            }}
                          >
                            Wallet encryption is currently unavailable until it's supported for synced accounts. It will
                            be added back soon. %learn_more%.
                          </I18nMessage>
                          {/* {__('Secure your local wallet data with a custom password.')}{' '}
                        <strong>{__('Lost passwords cannot be recovered.')} </strong>
                        <Button button="link" label={__('Learn more')} href="https://lbry.com/faq/wallet-encryption" />. */}
                        </React.Fragment>
                      }
                    />

                    {walletEncrypted && this.state.storedPassword && (
                      <FormField
                        type="checkbox"
                        name="save_password"
                        onChange={this.onConfirmForgetPassword}
                        checked={this.state.storedPassword}
                        label={__('Save Password')}
                        helper={<React.Fragment>{__('Automatically unlock your wallet on startup')}</React.Fragment>}
                      />
                    )}
                    {/* @endif */}

                    <FormField
                      type="checkbox"
                      name="hide_balance"
                      onChange={() => setClientSetting(SETTINGS.HIDE_BALANCE, !hideBalance)}
                      checked={hideBalance}
                      label={__('Hide wallet balance in header')}
                    />
                  </React.Fragment>
                }
              />
            )}
            {/* @if TARGET='app' */}
            <Card
              title={
                <span>
                  {__('Experimental Transcoding')}
                  {findingFFmpeg && <Spinner type="small" />}
                </span>
              }
              actions={
                <React.Fragment>
                  <FileSelector
                    type="openDirectory"
                    placeholder={__('A Folder containing FFmpeg')}
                    currentPath={ffmpegPath || daemonSettings.ffmpeg_path}
                    onFileChosen={(newDirectory: WebFile) => {
                      this.onFFmpegFolder(newDirectory.path);
                    }}
                    disabled={Boolean(ffmpegPath)}
                  />
                  <p className="help">
                    {ffmpegAvailable ? (
                      <I18nMessage
                        tokens={{
                          learn_more: (
                            <Button
                              button="link"
                              label={__('Learn more')}
                              href="https://lbry.com/faq/video-publishing-guide#automatic"
                            />
                          ),
                        }}
                      >
                        FFmpeg is correctly configured. %learn_more%
                      </I18nMessage>
                    ) : (
                      <I18nMessage
                        tokens={{
                          check_again: (
                            <Button
                              button="link"
                              label={__('Check again')}
                              onClick={() => this.findFFmpeg()}
                              disabled={findingFFmpeg}
                            />
                          ),
                          learn_more: (
                            <Button
                              button="link"
                              label={__('Learn more')}
                              href="https://lbry.com/faq/video-publishing-guide#automatic"
                            />
                          ),
                        }}
                      >
                        FFmpeg could not be found. Navigate to it or Install, Then %check_again% or quit and restart the
                        app. %learn_more%
                      </I18nMessage>
                    )}
                  </p>
                </React.Fragment>
              }
            />
            {/* @endif */}
            {!IS_WEB && (
              <Card
                title={__('Experimental Settings')}
                actions={
                  <React.Fragment>
                    {/* @if TARGET='app' */}
                    {/*
                  Disabling below until we get downloads to work with shared subscriptions code
                  <FormField
                    type="checkbox"
                    name="auto_download"
                    onChange={() => setClientSetting(SETTINGS.AUTO_DOWNLOAD, !autoDownload)}
                    checked={autoDownload}
                    label={__('Automatically download new content from my subscriptions')}
                    helper={__(
                      "The latest file from each of your subscriptions will be downloaded for quick access as soon as it's published."
                    )}
                  /> */}
                    <fieldset-section>
                      <FormField
                        name="max_connections"
                        type="select"
                        label={__('Max Connections')}
                        helper={__(
                          'For users with good bandwidth, try a higher value to improve streaming and download speeds. Low bandwidth users may benefit from a lower setting. Default is 4.'
                        )}
                        min={1}
                        max={100}
                        onChange={this.onMaxConnectionsChange}
                        value={daemonSettings.max_connections_per_download}
                      >
                        {connectionOptions.map(connectionOption => (
                          <option key={connectionOption} value={connectionOption}>
                            {connectionOption}
                          </option>
                        ))}
                      </FormField>
                    </fieldset-section>
                    <SettingWalletServer />
                    {/* @endif */}
                  </React.Fragment>
                }
              />
            )}

            {/* @if TARGET='app' */}
            {/* Auto launch in a hidden state doesn't work on mac https://github.com/Teamwork/node-auto-launch/issues/81 */}
            {!IS_MAC && <Card title={__('Startup Preferences')} actions={<SettingAutoLaunch />} />}
            {/* @endif */}

            <Card
              title={__('Application Cache')}
              subtitle={
                <p className="section__subtitle">
                  {__(
                    'This will clear the application cache, and might fix issues you are having. Your wallet will not be affected. '
                  )}
                </p>
              }
              actions={
                <Button
                  button="secondary"
                  label={this.state.clearingCache ? __('Clearing') : __('Clear Cache')}
                  onClick={clearCache}
                  disabled={this.state.clearingCache}
                />
              }
            />
          </div>
        )}
      </Page>
    );
  }
}

export default SettingsPage;