import { createToolbarEvent } from '../../../analytics/AnalyticsEvents';
import { sendAnalytics } from '../../../analytics/functions';
import { IReduxState } from '../../../app/types';
import { getSecurityUiConfig } from '../../../base/config/functions.any';
import { LOBBY_MODE_ENABLED, MEETING_PASSWORD_ENABLED, SECURITY_OPTIONS_ENABLED } from '../../../base/flags/constants';
import { getFeatureFlag } from '../../../base/flags/functions';
import { IconSecurityOff, IconSecurityOn } from '../../../base/icons/svg';
import { isLocalParticipantModerator } from '../../../base/participants/functions';
import AbstractButton, { IProps as AbstractButtonProps } from '../../../base/toolbox/components/AbstractButton';
import { isSecurityDialogButtonVisible } from '../../functions';

export interface IProps extends AbstractButtonProps {

    /**
     * Whether the shared document is being edited or not.
     */
    _locked: boolean;
}


/**
 * Implements an {@link AbstractButton} to open the security dialog/screen.
 */
export default class AbstractSecurityDialogButton<P extends IProps, S>
    extends AbstractButton<P, S> {
    accessibilityLabel = 'toolbar.accessibilityLabel.security';
    icon = IconSecurityOff;
    label = 'toolbar.security';
    toggledIcon = IconSecurityOn;
    tooltip = 'toolbar.security';

    /**
     * Helper function to be implemented by subclasses, which should be used
     * to handle the security button being clicked / pressed.
     *
     * @protected
     * @returns {void}
     */
    _handleClickSecurityButton() {
        // To be implemented by subclass.
    }

    /**
     * Handles clicking / pressing the button.
     *
     * @private
     * @returns {void}
     */
    _handleClick() {
        const { _locked } = this.props;

        sendAnalytics(createToolbarEvent('toggle.security', { enable: !_locked }));
        this._handleClickSecurityButton();
    }

    /**
     * Indicates whether this button is in toggled state or not.
     *
     * @override
     * @returns {boolean}
     */
    _isToggled() {
        return this.props._locked;
    }
}

/**
 * Maps part of the redux state to the component's props.
 *
 * @param {Object} state - The redux store/state.
 * @returns {IProps}
 */
export function _mapStateToProps(state: IReduxState) {
    const { conference } = state['features/base/conference'];
    const { locked } = state['features/base/conference'];
    const { lobbyEnabled } = state['features/lobby'];
    const enabledSecurityOptionsFlag = getFeatureFlag(state, SECURITY_OPTIONS_ENABLED, true);
    const enabledLobbyModeFlag = getFeatureFlag(state, LOBBY_MODE_ENABLED, true);
    const enabledMeetingPassFlag = getFeatureFlag(state, MEETING_PASSWORD_ENABLED, true);

    return {
        _locked: Boolean(locked || lobbyEnabled),
        visible: isSecurityDialogButtonVisible({
            conference,
            securityUIConfig: getSecurityUiConfig(state),
            isModerator: isLocalParticipantModerator(state),
            enabledLobbyModeFlag,
            enabledMeetingPassFlag,
            enabledSecurityOptionsFlag
        })
    };
}