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package com.redstoner.coremods.debugger;
import java.lang.reflect.Method;
import java.util.ArrayList;
import java.util.HashMap;
import org.bukkit.Bukkit;
import org.bukkit.command.CommandSender;
import org.bukkit.entity.Player;
import org.bukkit.event.Listener;
import com.nemez.cmdmgr.Command;
import com.nemez.cmdmgr.CommandManager;
import com.redstoner.annotations.Debugable;
import com.redstoner.annotations.Version;
import com.redstoner.misc.Main;
import com.redstoner.misc.Utils;
import com.redstoner.modules.CoreModule;
import net.md_5.bungee.api.ChatColor;
/** The Debugger class, first Module to be loaded, responsible for debug interactions such as subscribing to method calls and getting field values on runtime.
*
* @author Pepich */
@Version(major = 3, minor = 0, revision = 0, compatible = -1)
public final class Debugger implements CoreModule, Listener
{
private static Debugger instance;
private static HashMap<CommandSender, ArrayList<String>> subs;
private static final boolean enabled = true;
private Debugger()
{
subs = new HashMap<>();
}
public static void init()
{
if (instance == null)
instance = new Debugger();
CommandManager.registerCommand(instance.getCommandString(), instance, Main.plugin);
}
public static void notifyMethod(CommandSender recipient, Object... params)
{
Exception e = new Exception();
String method = e.getStackTrace()[1].getMethodName();
if (!method.equals("notifyMethod"))
notifyMethod((Object) recipient, params);
String classname = e.getStackTrace()[1].getClassName();
if (!classname.equals("com.redstoner.coremods.debugger.Debugger"))
notifyMethod((Object) recipient, params);
for (StackTraceElement element : e.getStackTrace())
{
if (element.getMethodName().equals("notifyMethod"))
continue;
classname = element.getClassName();
method = element.getMethodName();
break;
}
boolean subscribed = false;
for (String s : subs.get(recipient))
{
if (s.equals(classname + "." + method))
{
subscribed = true;
break;
}
}
if (subscribed)
{
StringBuilder sb = new StringBuilder("&7");
sb.append(method);
sb.append("(");
if (params != null)
{
for (Object obj : params)
{
if (obj == null)
sb.append("&cNULL");
else
sb.append(obj.toString());
sb.append("&7, &e");
}
sb.delete(sb.length() - 6, sb.length());
}
sb.append("&7)\n&eTypes:\n&7");
int i = 0;
for (Object obj : params)
sb.append(i++ + ": &e" + (obj == null ? "&cNULL" : obj.getClass().getName()) + "&7\n");
String message = "&2---=[ DEBUGGER ]=---\n" + sb.toString();
message = ChatColor.translateAlternateColorCodes('&', message);
recipient.sendMessage(message);
}
}
public static void notifyMethod(Object... params)
{
if (!enabled)
{
return;
}
for (Player p : Bukkit.getOnlinePlayers())
if (subs.containsKey(p))
notifyMethod(p, params);
CommandSender p = Bukkit.getConsoleSender();
if (subs.containsKey(p))
notifyMethod(p, params);
}
// @noformat
@Override
public String getCommandString()
{
return "command debugger {\n" +
" subscribe [string:classname] [string:methodname] {\n" +
" help Subscribes to all calls of the corresponding debugable method.;\n" +
" perm jutils.debugger.subscribe;\n" +
" run subscribe classname methodname;\n" +
" }\n" +
" unsubscribe [string:classname] [string:methodname] {\n" +
" help Unsubscribes from all calls of the corresponding debugable method.;\n" +
" perm jutils.debugger.subscribe;\n" +
" run unsubscribe classname methodname;\n" +
" }\n" +
"}";
}
// @format
@Command(hook = "subscribe")
@Debugable
public boolean subscribeCommand(CommandSender sender, String classname, String methodname)
{
if (!enabled)
{
Utils.sendMessage(sender, null, "Debugger is currently disabled!");
return true;
}
Class<?> clazz = null;
try
{
clazz = Class.forName(classname);
}
catch (ClassNotFoundException e)
{
Utils.sendErrorMessage(sender, null, "Could not find the class: " + classname);
return true;
}
boolean found = false;
for (Method m : clazz.getMethods())
{
if (m.getName().matches(methodname))
{
if (m.isAnnotationPresent(Debugable.class))
{
found = true;
if (!subs.containsKey(sender))
subs.put(sender, new ArrayList<String>());
subs.get(sender).add(classname + "." + methodname);
break;
}
}
}
if (!found)
{
Utils.sendErrorMessage(sender, null, "The method you chose either doesn't exist or is not debugable!");
return true;
}
Utils.sendMessage(sender, null, "Successfully subsribed to the method &e" + classname + ":" + methodname, '&');
return true;
}
@Command(hook = "unsubscribe")
@Debugable
public boolean unsubscribeCommand(CommandSender sender, String classname, String methodname)
{
if (!enabled)
{
Utils.sendMessage(sender, null, "Debugger is currently disabled!");
return true;
}
if (subs.containsKey(sender))
{
if (subs.get(sender).remove(classname + "." + methodname))
{
Utils.sendMessage(sender, null,
"Successfully unsubscribed from the method &e" + classname + ":" + methodname, '&');
}
else
{
Utils.sendErrorMessage(sender, null, "You were not listening to &e" + classname + ":" + methodname,
'&');
}
}
else
{
Utils.sendErrorMessage(sender, null, "You are not listening to any methods!");
}
return true;
}
}
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