start.js

// Generated by CoffeeScript 2.5.1
(function() {
  var Chunk, fs, mineflayer, players, restoreWorld, saveWorld, socketInfo, vec3, webmc, world;

  webmc = require("./webmc");

  mineflayer = require('mineflayer');

  vec3 = require("vec3");

  fs = require("fs");

  Chunk = require("prismarine-chunk")("1.16.1");

  vec3 = require("vec3");

  world = {};

  saveWorld = function() {
    return fs.writeFileSync(__dirname + "/savedWorld.json", JSON.stringify(world));
  };

  restoreWorld = function() {
    return world = JSON.parse(fs.readFileSync(__dirname + '/savedWorld.json'));
  };

  restoreWorld();

  players = {};

  socketInfo = {};

  webmc.on("blockUpdate", function(x, y, z, v) {
    world[`${x}:${y}:${z}`] = v;
    if (v === 0) {
      delete world[`${x}:${y}:${z}`];
    }
    webmc.broadcast("blockUpdate", [x, y, z, v]);
    return saveWorld();
  });

  webmc.on("join", function(socketid, data) {
    console.log("NEW: " + socketid);
    //init socketInfo
    socketInfo[socketid] = data;
    //socketInfo add Bot
    socketInfo[socketid].bot = mineflayer.createBot({
      host: webmc.config.realServer.ip,
      port: webmc.config.realServer.port,
      username: socketInfo[socketid].nick
    });
    socketInfo[socketid].bot._client.on("map_chunk", function(packet) {
      // cell=new Chunk()
      // cell.load packet.chunkData,packet.bitMap,false,true
      // console.log cell.fromJson
      webmc.send(socketid, "mapChunk", packet);
    });
    // console.log packet
    socketInfo[socketid].bot.on('chat', function(username, message) {
      if (username === socketInfo[socketid].bot.username) {
        return;
      }
      socketInfo[socketid].bot.chat(message);
    });
    //first world load
    webmc.send(socketid, "firstLoad", world);
  });

  webmc.on("leave", function(socketid) {
    console.log("DIS: " + socketid);
    //end bot session
    socketInfo[socketid].bot.end();
    //delete socketinfo
    delete players[socket.id];
    delete socketInfo[socket.id];
  });

  webmc.on("playerUpdate", function(data) {
    players[socket.id] = data;
    return webmc.broadcast("playerUpdate", data);
  });

}).call(this);