import React, { PureComponent } from 'react';
import { defineMessages, injectIntl } from 'react-intl';
import _ from 'lodash';
import PropTypes from 'prop-types';
import { withModalMounter } from '/imports/ui/components/modal/service';
import EndMeetingConfirmationContainer from '/imports/ui/components/end-meeting-confirmation/container';
import { makeCall } from '/imports/ui/services/api';
import AboutContainer from '/imports/ui/components/about/container';
import SettingsMenuContainer from '/imports/ui/components/settings/container';
import Button from '/imports/ui/components/button/component';
import BBBMenu from "/imports/ui/components/menu/component";
import ShortcutHelpComponent from '/imports/ui/components/shortcut-help/component';
import withShortcutHelper from '/imports/ui/components/shortcut-help/service';
import FullscreenService from '../../fullscreen-button/service';

import { styles } from '../styles';

const intlMessages = defineMessages({
  optionsLabel: {
    id: 'app.navBar.settingsDropdown.optionsLabel',
    description: 'Options button label',
  },
  fullscreenLabel: {
    id: 'app.navBar.settingsDropdown.fullscreenLabel',
    description: 'Make fullscreen option label',
  },
  settingsLabel: {
    id: 'app.navBar.settingsDropdown.settingsLabel',
    description: 'Open settings option label',
  },
  aboutLabel: {
    id: 'app.navBar.settingsDropdown.aboutLabel',
    description: 'About option label',
  },
  aboutDesc: {
    id: 'app.navBar.settingsDropdown.aboutDesc',
    description: 'Describes about option',
  },
  leaveSessionLabel: {
    id: 'app.navBar.settingsDropdown.leaveSessionLabel',
    description: 'Leave session button label',
  },
  fullscreenDesc: {
    id: 'app.navBar.settingsDropdown.fullscreenDesc',
    description: 'Describes fullscreen option',
  },
  settingsDesc: {
    id: 'app.navBar.settingsDropdown.settingsDesc',
    description: 'Describes settings option',
  },
  leaveSessionDesc: {
    id: 'app.navBar.settingsDropdown.leaveSessionDesc',
    description: 'Describes leave session option',
  },
  exitFullscreenDesc: {
    id: 'app.navBar.settingsDropdown.exitFullscreenDesc',
    description: 'Describes exit fullscreen option',
  },
  exitFullscreenLabel: {
    id: 'app.navBar.settingsDropdown.exitFullscreenLabel',
    description: 'Exit fullscreen option label',
  },
  hotkeysLabel: {
    id: 'app.navBar.settingsDropdown.hotkeysLabel',
    description: 'Hotkeys options label',
  },
  hotkeysDesc: {
    id: 'app.navBar.settingsDropdown.hotkeysDesc',
    description: 'Describes hotkeys option',
  },
  helpLabel: {
    id: 'app.navBar.settingsDropdown.helpLabel',
    description: 'Help options label',
  },
  helpDesc: {
    id: 'app.navBar.settingsDropdown.helpDesc',
    description: 'Describes help option',
  },
  endMeetingLabel: {
    id: 'app.navBar.settingsDropdown.endMeetingLabel',
    description: 'End meeting options label',
  },
  endMeetingDesc: {
    id: 'app.navBar.settingsDropdown.endMeetingDesc',
    description: 'Describes settings option closing the current meeting',
  },
});

const propTypes = {
  intl: PropTypes.object.isRequired,
  handleToggleFullscreen: PropTypes.func.isRequired,
  mountModal: PropTypes.func.isRequired,
  noIOSFullscreen: PropTypes.bool,
  amIModerator: PropTypes.bool,
  shortcuts: PropTypes.string,
  isBreakoutRoom: PropTypes.bool,
  isMeteorConnected: PropTypes.bool.isRequired,
};

const defaultProps = {
  noIOSFullscreen: true,
  amIModerator: false,
  shortcuts: '',
  isBreakoutRoom: false,
};

const ALLOW_FULLSCREEN = Meteor.settings.public.app.allowFullscreen;

class SettingsDropdown extends PureComponent {
  constructor(props) {
    super(props);

    this.state = {
      isSettingOpen: false,
      isFullscreen: false,
    };

    // Set the logout code to 680 because it's not a real code and can be matched on the other side
    this.LOGOUT_CODE = '680';

    this.onActionsShow = this.onActionsShow.bind(this);
    this.onActionsHide = this.onActionsHide.bind(this);
    this.leaveSession = this.leaveSession.bind(this);
    this.onFullscreenChange = this.onFullscreenChange.bind(this);
  }

  componentDidMount() {
    document.documentElement.addEventListener('fullscreenchange', this.onFullscreenChange);
  }

  componentWillUnmount() {
    document.documentElement.removeEventListener('fullscreenchange', this.onFullscreenChange);
  }

  onActionsShow() {
    this.setState({
      isSettingOpen: true,
    });
  }

  onActionsHide() {
    this.setState({
      isSettingOpen: false,
    });
  }

  onFullscreenChange() {
    const { isFullscreen } = this.state;
    const newIsFullscreen = FullscreenService.isFullScreen(document.documentElement);
    if (isFullscreen !== newIsFullscreen) {
      this.setState({ isFullscreen: newIsFullscreen });
    }
  }

  getFullscreenItem(menuItems) {
    const {
      intl,
      noIOSFullscreen,
      handleToggleFullscreen,
    } = this.props;
    const { isFullscreen } = this.state;

    if (noIOSFullscreen || !ALLOW_FULLSCREEN) return null;

    let fullscreenLabel = intl.formatMessage(intlMessages.fullscreenLabel);
    let fullscreenDesc = intl.formatMessage(intlMessages.fullscreenDesc);
    let fullscreenIcon = 'fullscreen';

    if (isFullscreen) {
      fullscreenLabel = intl.formatMessage(intlMessages.exitFullscreenLabel);
      fullscreenDesc = intl.formatMessage(intlMessages.exitFullscreenDesc);
      fullscreenIcon = 'exit_fullscreen';
    }

    return (
      menuItems.push(
        {
          key: "list-item-fullscreen",
          icon: fullscreenIcon,
          label: fullscreenLabel,
          // description: fullscreenDesc,
          onClick: handleToggleFullscreen           
        }
      )      
    );
  }

  leaveSession() {
    makeCall('userLeftMeeting');
    // we don't check askForFeedbackOnLogout here,
    // it is checked in meeting-ended component
    Session.set('codeError', this.LOGOUT_CODE);
    // mountModal(<MeetingEndedComponent code={LOGOUT_CODE} />);
  }

  renderMenuItems() {
    
    const {
      intl, mountModal, amIModerator, isBreakoutRoom, isMeteorConnected,
    } = this.props;

    const allowedToEndMeeting = amIModerator && !isBreakoutRoom;

    const {
      showHelpButton: helpButton,
      helpLink,
      allowLogout: allowLogoutSetting,
    } = Meteor.settings.public.app;

    this.menuItems = [];

    this.getFullscreenItem(this.menuItems),

    this.menuItems.push(
      {
        key: "list-item-settings",
        icon: "settings",
        dataTest: "settings",
        label: intl.formatMessage(intlMessages.settingsLabel),
        // description: intl.formatMessage(intlMessages.settingsDesc),
        onClick: () => mountModal(<SettingsMenuContainer />)
      },
      {
        key: "list-item-about",
        icon: "about",
        label: intl.formatMessage(intlMessages.aboutLabel),
        // description: intl.formatMessage(intlMessages.aboutDesc),
        onClick: () => mountModal(<AboutContainer />)        
      }
    );

    if (!helpButton) {
      return null;
    } else {
      this.menuItems.push(
        {
          key: "list-item-help",
          icon: "help",
          iconRight: "popout_window",
          label: intl.formatMessage(intlMessages.helpLabel),
          // description: intl.formatMessage(intlMessages.helpDesc),
          onClick: () => window.open(`${helpLink}`)
        }
      );
    }
    
    this.menuItems.push(
      {
        key: "list-item-shortcuts",
        icon: "shortcuts",
        label: intl.formatMessage(intlMessages.hotkeysLabel),
        // description: intl.formatMessage(intlMessages.hotkeysDesc),
        onClick: () => mountModal(<ShortcutHelpComponent />),       
        divider: true
      }
    );

    if (allowedToEndMeeting && isMeteorConnected) {
      this.menuItems.push(
        {
          key: "list-item-end-meeting",
          icon: "application",
          label: intl.formatMessage(intlMessages.endMeetingLabel),
          // description: intl.formatMessage(intlMessages.endMeetingDesc),
          onClick: () => mountModal(<EndMeetingConfirmationContainer />)             
        }
      )
    } else {
      return null;
    }  

    const logoutOption = (
      this.menuItems.push(
        {
          key: "list-item-logout",
          dataTest: "logout",
          icon: "logout",
          label: intl.formatMessage(intlMessages.leaveSessionLabel),
          // description: intl.formatMessage(intlMessages.leaveSessionDesc),
          onClick: () => this.leaveSession()
        }
      )
    );

    const shouldRenderLogoutOption = (isMeteorConnected && allowLogoutSetting) ? logoutOption : null;    
    
    shouldRenderLogoutOption;

    return this.menuItems;

  }

  render() {
    const {
      intl,
      shortcuts: OPEN_OPTIONS_AK,
      isDropdownOpen,
    } = this.props;

    const { isSettingOpen } = this.state;

    return (
   
      <BBBMenu
        accessKey={OPEN_OPTIONS_AK}
        trigger={
          <Button
            label={intl.formatMessage(intlMessages.optionsLabel)}
            icon="more"
            ghost
            circle
            hideLabel
            className={isDropdownOpen ? styles.hideDropdownButton : styles.btn}

            // FIXME: Without onClick react proptypes keep warning
            // even after the DropdownTrigger inject an onClick handler
            onClick={() => null}
          />          
        }
        
        actions={this.renderMenuItems()}
      />

    );
  }
}
SettingsDropdown.propTypes = propTypes;
SettingsDropdown.defaultProps = defaultProps;
export default withShortcutHelper(withModalMounter(injectIntl(SettingsDropdown)), 'openOptions');