CommandUtils.java

package me.desht.scrollingmenusign.parser;

import me.desht.dhutils.MiscUtil;
import me.desht.scrollingmenusign.SMSException;
import me.desht.scrollingmenusign.ScrollingMenuSign;
import me.desht.scrollingmenusign.enums.ReturnStatus;
import me.desht.scrollingmenusign.spout.SpoutUtils;
import me.desht.scrollingmenusign.views.CommandTrigger;

import org.bukkit.command.CommandSender;
import org.bukkit.entity.Player;

public class CommandUtils {
    private static ReturnStatus lastReturnStatus = ReturnStatus.UNKNOWN;

    /**
     * High-level wrapper to run a command.  Return status is messaged to the calling command sender if necessary.
     *
     * @param sender  the command sender who is running the command
     * @param command the command to be run
     * @throws SMSException
     */
    public static void executeCommand(CommandSender sender, String command) {
        executeCommand(sender, command, null);
    }

    /**
     * High-level wrapper to run a command.  Return status is messaged to the calling command sender if necessary.
     *
     * @param sender  the command sender who is running the command
     * @param command the command to be run
     * @param trigger the view which triggered the execution of the command
     * @throws SMSException
     */
    public static void executeCommand(CommandSender sender, String command, CommandTrigger trigger) {
        ParsedCommand pCmd = new CommandParser().executeCommand(sender, command, trigger);
        // pCmd could be null if this was an empty command
        if (pCmd != null) {
            switch (pCmd.getStatus()) {
                case CMD_OK:
                case RESTRICTED:
                case UNKNOWN:
                    // these conditions don't need to be reported to the sender
                    break;
                case SUBSTITUTION_NEEDED:
                    if (sender instanceof Player) {
                        if (!ScrollingMenuSign.getInstance().isSpoutEnabled() || !SpoutUtils.showTextEntryPopup((Player) sender, pCmd.getLastError())) {
                            MiscUtil.alertMessage(sender, pCmd.getLastError() + " &6(Left or right-click anywhere to cancel)");
                        }
                    }
                    break;
                default:
                    // any other condition needs to be reported
                    // this includes a cost check not being met, but not a restriction check not being met
                    MiscUtil.errorMessage(sender, pCmd.getLastError());
                    break;
            }
            lastReturnStatus = pCmd.getStatus();
        } else {
            lastReturnStatus = ReturnStatus.NO_COMMAND;
        }
    }

    public static ReturnStatus getLastReturnStatus() {
        return lastReturnStatus;
    }
}