bp_group_get_message_status( int|bool $group_id = false )

function bp_group_get_message_status( $group_id = false ) {
	global $groups_template;

	if ( ! $group_id ) {
		$bp = buddypress();

		if ( isset( $bp->groups->current_group->id ) ) {
			// Default to the current group first.
			$group_id = $bp->groups->current_group->id;
		} elseif ( isset( $groups_template->group->id ) ) {
			// Then see if we're in the loop.
			$group_id = $groups_template->group->id;
		} else {
			return false;
		}
	}

	$message_status = groups_get_groupmeta( $group_id, 'message_status' );

	// Backward compatibility. When 'message_status' is not set, fall back to a default value.
	if ( ! $message_status ) {
		$message_status = apply_filters( 'bp_group_message_status_fallback', 'mods' );
	}

	/**
	 * Filters the message status of a group.
	 *
	 * Message status in this case means who from the group can send messages.
	 *
	 * @since BuddyBoss 1.2.3
	 *
	 * @param string $message_status Membership level needed to manage messages.
	 * @param int    $group_id      ID of the group whose status is being checked.
	 */
	return apply_filters( 'bp_group_get_message_status', $message_status, $group_id );
}