1.19 support for both bot and proxy

this somehow took 1 hour(?)

config.js

@@ -1,5 +1,5 @@
 module.exports = {
-  version: '1.18.2',
+  version: '1.19',
   prefixes: [
     '*',
     'cbot ',
@@ -12,7 +12,7 @@ module.exports = {
   },
   proxy: {
     enabled: true,
-    version: '1.18.2'
+    version: '1.19'
   },
   console: true,
   chat: {

plugins/chat.js

@@ -3,6 +3,7 @@
 // const parse = require('../util/text_parser');
 const { containsIllegalCharacters } = require('../util/containsIllegalCharacters')
 const { chatPacketListener, parsePlayerMessages } = require('../util/chat')
+const minecraftVersionToNumber = require('../util/minecraftVersionToNumber')
 
 function inject (bot, dcclient, config) {
   bot.chatQueue = []
@@ -29,7 +30,27 @@ function inject (bot, dcclient, config) {
 
   const chatQueueInterval = setInterval(function () {
     if (bot._chatQueue.length !== 0) {
-      bot.write('chat', { message: bot._chatQueue[0] })
+      if (minecraftVersionToNumber(bot.version) >= 1.19) {
+        // totallynotskidded™️ from mineflayer/lib/plugins/chat.js
+        if (bot._chatQueue[0].startsWith('/')) {
+          bot.write('chat_command', {
+            command: bot._chatQueue[0].substring(1), // removes / from the command
+            timestamp: BigInt(Date.now()),
+            salt: 0n,
+            argumentSignatures: [],
+            signedPreview: false
+          })
+        } else {
+          bot.write('chat_message', {
+            message: bot._chatQueue[0],
+            timestamp: BigInt(Date.now()),
+            salt: 0,
+            signature: Buffer.alloc(0) // the bot will never go online mode i guess so i will just use this
+          })
+        }
+      } else {
+        bot.write('chat', { message: bot._chatQueue[0] })
+      }
       bot._chatQueue.shift()
     }
   }, 450)
@@ -43,9 +64,15 @@ function inject (bot, dcclient, config) {
     clearInterval(_chatQueueInterval)
   })
 
-  const ChatMessage = require('prismarine-chat')(bot.version)
-
-  bot._client.on('chat', (packet) => chatPacketListener(packet, ChatMessage, bot))
+  function listener (packet) {
+    chatPacketListener(
+      packet,
+      bot,
+      minecraftVersionToNumber(bot.version) >= 1.19
+    )
+  }
+  bot._client.on('system_chat', listener)
+  bot._client.on('chat', listener)
 
   bot.on('parsed_chat', (message, packet) => parsePlayerMessages(message, packet, bot))
 }

plugins/proxy.js

@@ -2,6 +2,7 @@
 const util = require('util')
 const mc = require('minecraft-protocol')
 const { loadPlugins } = require('../util/loadPlugins')
+const minecraftVersionToNumber = require('../util/minecraftVersionToNumber')
 
 function inject (bot, dcclient, config) {
   if (!config.proxy.enabled) return
@@ -31,16 +32,36 @@ function inject (bot, dcclient, config) {
       version
     })
 
+    const clientPacketBlacklist = []
     const targetPacketBlacklist = []
 
     target.chat = function (message) {
-      target.write('chat', { message })
+      if (minecraftVersionToNumber(target.version) >= 1.19) {
+        if (message.startsWith('/')) {
+          target.write('chat_command', {
+            command: message.substring(1), // removes / from the command
+            timestamp: BigInt(Date.now()),
+            salt: 0n,
+            argumentSignatures: [],
+            signedPreview: false
+          })
+        } else {
+          target.write('chat_message', {
+            message,
+            timestamp: BigInt(Date.now()),
+            salt: 0,
+            signature: Buffer.alloc(0) // the bot will never go online mode i guess so i will just use this
+          })
+        }
+      } else {
+        target.write('chat', { message })
+      }
     }
 
     target.on('login', (packet) => {
       bot.console.info(`[Proxy] ${client.username} target logged in`)
       target.entityId = packet.entityId
-      loadPlugins(bot, null, config, null, target, client, true, targetPacketBlacklist)
+      loadPlugins(bot, null, config, null, target, client, true, clientPacketBlacklist, targetPacketBlacklist)
     })
 
     target.on('packet', (data, meta) => {
@@ -53,8 +74,9 @@ function inject (bot, dcclient, config) {
 
     target.on('error', () => {})
 
-    target.on('end', () => {
+    target.on('end', (reason) => {
       target.end()
+      client.end(`Target disconnected with reason: ${util.inspect(reason)}`)
       targetEnded = true
     })
 
@@ -74,21 +96,7 @@ function inject (bot, dcclient, config) {
     })
 
     client.on('packet', (data, meta) => {
-      if (meta.name === 'chat' && !data.message?.startsWith('/')) {
-        if (data.message.startsWith('.')) {
-          return bot.command_handler.run(
-            client.username,
-            client.username,
-            '*' + data.message.substring(1),
-            client.uuid,
-            null,
-            'h',
-            'o',
-            client.username
-          )
-        }
-        return
-      }
+      if (clientPacketBlacklist.includes(meta.name)) return
       target.write(meta.name, data)
     })
 

plugins/proxy/chat.js

@@ -1,11 +1,12 @@
 
 const { chatPacketListener, parsePlayerMessages } = require('../../util/chat')
+const minecraftVersionToNumber = require('../../util/minecraftVersionToNumber')
 function inject (bot, client, target) {
-  const ChatMessage = require('prismarine-chat')(bot.version)
-
-  target.on('chat', (packet) => {
-    chatPacketListener(packet, ChatMessage, target)
-  })
+  function listener (packet) {
+    chatPacketListener(packet, target, minecraftVersionToNumber(target.version) >= 1.19)
+  }
+  target.on('chat', listener)
+  target.on('system_chat', listener)
 
   target.on('parsed_chat', (message, packet) => {
     parsePlayerMessages(message, packet, target)

plugins/proxy/custom_chat.js

@@ -1,11 +1,25 @@
+const minecraftVersionToNumber = require('../../util/minecraftVersionToNumber')
 
-function inject (bot, client, target) {
+function inject (bot, client, target, config, clientPacketBlacklist) {
   const { MessageBuilder } = require('prismarine-chat')(bot.version)
-  client.on('packet', (data, meta) => {
-    if (meta.name === 'chat' &&
-        !data.message?.startsWith('/') &&
-        !data.message?.startsWith('.')
-    ) {
+  clientPacketBlacklist.push('chat')
+  clientPacketBlacklist.push('chat_message')
+  client.on(minecraftVersionToNumber(target.version) >= 1.19 ? 'chat_message' : 'chat', (data) => {
+    // not the best place to put command handler thing here but ok
+    if (data.message?.startsWith('.')) {
+      return bot.command_handler.run(
+        client.username,
+        client.username,
+        '*' + data.message.substring(1),
+        client.uuid,
+        null,
+        'h',
+        'o',
+        client.username
+      )
+    }
+
+    if (!data.message?.startsWith('/')) {
       const codeParsedMessage = data.message.replace(/%[^%]+%/g, (code) => {
         try {
         // eslint-disable-next-line no-eval
@@ -33,6 +47,8 @@ function inject (bot, client, target) {
           MessageBuilder.fromString('&7' + codeParsedMessage)
         ]
       })
+    } else {
+      target.chat(data)
     }
   })
 };

util/chat.js

@@ -1,13 +1,15 @@
 /**
  * for the chat packet listener (in util cuz proxy + bot)
  * @param {object} packet chat packet
- * @param {object} ChatMessage basically just require prismarine-chat
  * @param {object} bot bot
+ * @param {boolean} mc119 minecraft 1.19 or newer
  */
-function chatPacketListener (packet, ChatMessage, bot) {
+function chatPacketListener (packet, bot, mc119) {
   // try catch prevents json parse error (which prob never happens but still..)
   try {
-    const parsedMessage = JSON.parse(packet.message)
+    const ChatMessage = require('prismarine-chat')(bot.version)
+
+    const parsedMessage = JSON.parse(mc119 ? packet.content : packet.message)
     // down here it prevents command set message
 
     // for ayunboom cuz its 1.17.1
@@ -19,10 +21,12 @@ function chatPacketListener (packet, ChatMessage, bot) {
     // VVVVVVVVVVVVVVVVVVVVV
     if (parsedMessage.translate === 'advMode.setCommand.success') return
 
-    const message = ChatMessage.fromNotch(packet.message)
+    const message = ChatMessage.fromNotch(mc119 ? packet.content : packet.message)
 
     bot.emit('parsed_chat', message, packet)
-  } catch (e) {}
+  } catch (e) {
+    bot.console.error(e)
+  }
 };
 
 /**

util/loadPlugins.js

@@ -11,9 +11,10 @@ const path = require('path')
   * @param {object} target proxy target
   * @param {object} client proxy client
   * @param {boolean} proxy is proxy
+  * @param {array} clientPacketBlacklist the client packet blacklist
   * @param {array} targetPacketBlacklist target packet blacklist
 */
-async function loadPlugins (bot, dcclient, config, rl, target, client, proxy, targetPacketBlacklist) {
+async function loadPlugins (bot, dcclient, config, rl, target, client, proxy, clientPacketBlacklist, targetPacketBlacklist) {
   const dir = path.join(__dirname, '..', 'plugins', proxy ? 'proxy' : '')
   const plugins = await fs.readdir(dir)
   plugins.forEach((plugin) => {
@@ -21,7 +22,7 @@ async function loadPlugins (bot, dcclient, config, rl, target, client, proxy, ta
     try {
       const plug = require(path.join(dir, plugin))
       if (!proxy) plug.inject(bot, dcclient, config, rl)
-      else plug.inject(bot, client, target, config, targetPacketBlacklist)
+      else plug.inject(bot, client, target, config, clientPacketBlacklist, targetPacketBlacklist)
     } catch (e) {
       console.log(`Plugin ${plugin} is having exception loading the plugin:`)
       console.log(util.inspect(e))

util/minecraftVersionToNumber.js

@@ -5,6 +5,7 @@
  */
 function minecraftVersionToNumber (version) {
   const versionArray = version.split('.')
+  if (versionArray.length === 2) return Number(version)
   versionArray.pop()
   return Number(versionArray.join('.'))
 }