bp_get_add_switch_button( int $user_id, array $button_args = array() )

function bp_get_add_switch_button( $user_id, $button_args = array() ) {

	if ( ! $user_id ) {
		return false;
	}

	$old_user = bp_current_member_switched();

	$button_args = wp_parse_args( $button_args, get_class_vars( 'BP_Button' ) );

	$user = get_userdata( $user_id );
	$link = BP_Core_Members_Switching::maybe_switch_url( $user );

	if ( ! $link ) {
		return;
	}

	$link = add_query_arg( array(
		'redirect_to' => urlencode( bp_core_get_user_domain( $user->ID ) ),
	), $link );

	if ( $old_user && ( $old_user->ID === $user->ID || bp_is_my_profile() ) ) {
		$button = wp_parse_args(
			array(
				'id'                => 'member_switch',
				'component'         => 'members',
				'must_be_logged_in' => true,
				'block_self'        => false,
				'wrapper_class'     => 'switch-button back-to-admin',
				'wrapper_id'        => 'switch-button-' . $old_user->ID,
				'link_href'         => esc_url( $link ),
				'link_text'         => __( 'Back to Admin', 'buddyboss' ),
				'link_id'           => 'switch-' . $old_user->ID,
				'link_rel'          => 'stop',
				'link_class'        => 'switch-button back-to-admin stop bp-toggle-action-button outline',
			)
			, $button_args );
	} else {
		$button = wp_parse_args(
			array(
				'id'                => 'member_switch',
				'component'         => 'members',
				'must_be_logged_in' => true,
				'block_self'        => true,
				'wrapper_class'     => 'switch-button view-as',
				'wrapper_id'        => 'switch-button-' . $user_id,
				'link_href'         => esc_url( $link ),
				'link_text'         => __( 'View As', 'buddyboss' ),
				'link_id'           => 'switch-' . $user_id,
				'link_rel'          => 'start',
				'link_class'        => 'switch-button view-as start outline',
			)
			, $button_args );
	}

	/**
	 * Filters the HTML for the follow button.
	 *
	 * @since BuddyBoss 1.0.0
	 *
	 * @param string $button HTML markup for follow button.
	 */
	return bp_get_button( apply_filters( 'bp_get_add_switch_button', $button ) );
}