var ID_NOTIFICATION = $.findPacketId("NOTIFICATION");
var ID_CREATE_SUCCESS = $.findPacketId("CREATE_SUCCESS");
var ID_PLAYER_TEXT = $.findPacketId("PLAYERTEXT");
var ID_UPDATE = $.findPacketId("UPDATE");
var ID_TELEPORT = $.findPacketId("TELEPORT");
var ID_NEW_TICK = $.findPacketId("NEW_TICK");
var ID_MOVE = $.findPacketId("MOVE");

var player_id = -1;
var follow_id = -1;
var follow_pos = -1;
var following = false;
var playerLocs = {};
var players = {};
var playerLoc = null;
var myLoc = null;
var who = null;

function onClientPacket(event) {
   var packet = event.getPacket();
   switch (packet.id()) {
      case ID_PLAYER_TEXT: {
         var text = packet.text.toLowerCase();
         if(text.contains("/follow ")){
            event.cancel();
            who = text.substring('/follow '.length)
            $.echo("follow " + who);
            if(who == "off"){
                following = false;
               this.displayNotification(event, player_id, 0xFF0000, "follow " + who);
            }
            else{
                following = true;
               this.displayNotification(event, player_id, 0x00FF00, "follow " + who);
               findplayers(event,who);
            }
         }
         break;
      }
      case ID_MOVE: {
         break;
      }
   }
}
function findplayers(event,who){
   if(following){
      for(var player in players){
         var name = players[player].toLowerCase();
         if (who == name){
            follow_id = player;
            autotp(event,follow_id);
            break;
         }
      }
   }
}
function autotp(event,playerObjectId){
   if(following){
      var tp_packet = event.createPacket(ID_TELEPORT);
      tp_packet.objectId = playerObjectId;
      event.sendToServer(tp_packet);
      event.scheduleEvent(10, "findplayers",who);
   }
}
function onServerPacket(event) {
   var packet = event.getPacket();
   switch (packet.id()) {
      case ID_CREATE_SUCCESS: {
         player_id = packet.objectId;
         break;
      }
      case ID_UPDATE: {
         // New objects
         for (var i = 0; i < packet.newObjs.length; i++) {
            var objectData = packet.newObjs[i];
            var type = objectData.objectType;
               if(objectData.status.objectId == follow_id){
                  playerLoc = objectData.status.pos;
                  log("playerLoc",follow_id ,playerLoc);
               }
               if(objectData.status.objectId == player_id){
                  myLoc = objectData.status.pos;
                  log("myLoc",player_id ,myLoc);
               }
            if(type == 768 || type == 775 || type == 782 || type == 784 || (type >= 797 && type <= 806)){ // player classes
               playerLocs[objectData.status.objectId] = objectData.status.pos;
               for (var j = 0; j < objectData.status.data.length; j++) {
                  var statData = objectData.status.data[j];
                  if(statData != null && statData.obf0 == 31){
                     players[objectData.status.objectId] = statData.obf2;
                     break;
                  }
               }
            }
         }
         // Removed objects
         for (var i = 0; i < packet.drops.length; i++) {
            var droppedObjectId = packet.drops[i];
            if(playerLocs[droppedObjectId] != null){
               delete playerLocs[droppedObjectId];
            }
            else if(droppedObjectId == follow_id){
               follow_id = -1;
               playerLoc = null;
            }
            else if(droppedObjectId == player_id){
               player_id = -1;
               myLoc = null;
            }
         }
         break;
      }
   }
}
function displayNotification(event, playerObjectId, color, text) {
   var notificationPacket = event.createPacket(ID_NOTIFICATION);
   notificationPacket.objectId = playerObjectId;
   notificationPacket.message = "{\"key\":\"blank\",\"tokens\":{\"data\":\"" + text + "\"}}";
   notificationPacket.color = color;
   event.sendToClient(notificationPacket);
}
function log(title,id,data){
   $.echo(title);
   $.echo(id);
   $.echo(data);
}  \\created by 059 & Nilly & Oblivien & Hai