ListMenusCommand.java

package me.desht.scrollingmenusign.commands;

import java.util.ArrayList;
import java.util.List;

import me.desht.dhutils.MessagePager;
import me.desht.dhutils.MiscUtil;
import me.desht.scrollingmenusign.SMSHandler;
import me.desht.scrollingmenusign.SMSMenu;
import me.desht.scrollingmenusign.ScrollingMenuSign;
import me.desht.scrollingmenusign.views.SMSView;

import org.bukkit.ChatColor;
import org.bukkit.command.CommandSender;
import org.bukkit.plugin.Plugin;

public class ListMenusCommand extends SMSAbstractCommand {

    public ListMenusCommand() {
        super("sms list", 0, 1);
        setPermissionNode("scrollingmenusign.commands.list");
        setUsage("/sms list [<menu-name>]");
        setQuotedArgs(true);
    }

    @Override
    public boolean execute(Plugin plugin, CommandSender sender, String[] args) {

        MessagePager pager = MessagePager.getPager(sender).clear();

        SMSHandler handler = ((ScrollingMenuSign) plugin).getHandler();
        if (args.length > 0) {
            SMSMenu menu = getMenu(sender, args[0]);
            listMenu(pager, menu, true);
        } else {
            List<SMSMenu> menus = handler.listMenus(true);
            if (menus.size() == 0) {
                MiscUtil.statusMessage(sender, "No menu signs exist.");
            } else {
                pager.add("Use /sms list <menu-name> to see all the views for a menu");
                for (SMSMenu menu : menus) {
                    listMenu(pager, menu, false);
                }
            }
        }
        pager.showPage();

        return true;
    }

    @Override
    public List<String> onTabComplete(Plugin plugin, CommandSender sender, String[] args) {
        if (args.length == 1) {
            return getMenuCompletions(plugin, sender, args[0]);
        } else {
            showUsage(sender);
            return noCompletions(sender);
        }
    }

    private void listMenu(MessagePager pager, SMSMenu menu, boolean listViews) {
        List<SMSView> views = ScrollingMenuSign.getInstance().getViewManager().getViewsForMenu(menu, true);

        ChatColor itemCol = menu.getItemCount() > 0 ? ChatColor.YELLOW : ChatColor.GOLD;
        ChatColor viewCol = views.size() > 0 ? ChatColor.YELLOW : ChatColor.GOLD;
        String ms = menu.getItemCount() == 1 ? "" : "s";
        String vs = views.size() == 1 ? "" : "s";
        String message = String.format(MessagePager.BULLET + " %s \"%s" + ChatColor.WHITE + "\" %s[%d item%s] %s[%d view%s]",
                menu.getName(), menu.getTitle(), itemCol,
                menu.getItemCount(), ms,
                viewCol.toString(), views.size(), vs);
        List<String> lines = new ArrayList<String>();
        lines.add(message);
        if (listViews) {
            for (SMSView v : views) {
                lines.add(String.format("  " + MessagePager.BULLET + " %s: " + ChatColor.YELLOW + "%s", v.getName(), v.toString()));
            }
        }
        pager.add(lines);
    }
}