我试图让我的歌曲机器人不和谐，让我们查看排队的歌曲列表，但我正在努力使for或forEach循环正常工作。我主要是想使循环现在能够正常工作，我将添加正确的内容来显示标题和显示的持续时间，但是如果我能得到一些帮助，以使此代码能够正常工作，那就太好了。
这是错误
（节点：42564）UnhandledPromiseRejectionWarning：TypeError：无法读取 未定义的属性“ forEach” 在songQueue（C：\ Users \ Purev \ Desktop \ Discord Bot \ index.js：163：23） 在客户处。 （C：\ Users \ Purev \ Desktop \ Discord Bot \ index.js：46：5） 在Client.emit（events.js：311：20） 在MessageCreateAction.handle（C：\ Users \ Purev \ Desktop \ Discord Bot \ node_modules \ discord.js \ src \ client \ actions \ MessageCreate.js：31：14） 在Object.module.exports [作为MESSAGE_CREATE]（C：\ Users \ Purev \ Desktop \ Discord Bot \ node_modules \ discord.js \ src \ client \ websocket \ handlers \ MESSAGE_CREATE.js：4：32） 在WebSocketManager.handlePacket（C：\ Users \ Purev \ Desktop \ Discord Bot \ node_modules \ discord.js \ src \ client \ websocket \ WebSocketManager.js：386：31） 在WebSocketShard.onPacket上（C：\ Users \ Purev \ Desktop \ Discord Bot \ node_modules \ discord.js \ src \ client \ websocket \ WebSocketShard.js：435：22） 在WebSocketShard.onMessage（C：\ Users \ Purev \ Desktop \ Discord Bot \ node_modules \ discord.js \ src \ client \ websocket \ WebSocketShard.js：293：10） 在WebSocket.onMessage（C：\ Users \ Purev \ Desktop \ Discord Bot \ node_modules \ ws \ lib \ event-target.js：120：16） 在WebSocket.emit（events.js：311：20）
这是所有代码：
const Discord = require("discord.js");
const { prefix, token } = require("./config.json");
const ytdl = require("ytdl-core");
const client = new Discord.Client();
const queue = new Map();
client.once("ready", () => {
console.log("VeloBot is running...");
});
client.once("reconnecting", () => {
console.log("Reconnecting!");
});
client.once("disconnect", () => {
console.log("Disconnect!");
});
client.on("message", async message => {
if (message.author.bot) return;
if (!message.content.startsWith(prefix)) return;
const serverQueue = queue.get(message.guild.id);
if (message.content.startsWith(`${prefix}play`)) {
execute(message, serverQueue);
return;
} else if (message.content.startsWith(`${prefix}skip`)) {
skip(message, serverQueue);
return;
} else if (message.content.startsWith(`${prefix}stop`)) {
stop(message, serverQueue);
return;
} else if (message.content.startsWith(`${prefix}pause`)) {
pause(message, serverQueue)
return;
} else if (message.content.startsWith(`${prefix}resume`)) {
resume(message, serverQueue)
return;
} else if (message.content.startsWith(`${prefix}nowplaying`)) {
nowPlaying(message, serverQueue)
return;
} else if (message.content.startsWith(`${prefix}queue`)) {
songQueue(message, serverQueue)
return;
} else if (message.content.startsWith(`${prefix}restart`)) {
restart(message, serverQueue)
return;
}
else {
message.channel.send("Hey stupid not a valid command!");
}
});
async function execute(message, serverQueue) {
const args = message.content.split(" ");
const voiceChannel = message.member.voice.channel;
if (!voiceChannel)
return message.channel.send(
"Hop in a channel to play music!"
);
const permissions = voiceChannel.permissionsFor(message.client.user);
if (!permissions.has("CONNECT") || !permissions.has("SPEAK")) {
return message.channel.send(
"Yo dawg I need permissions join and speak in your voice channel!"
);
}
const songInfo = await ytdl.getInfo(args[1]);
const song = {
title: songInfo.title,
url: songInfo.video_url
};
if (!serverQueue) {
const queueContruct = {
textChannel: message.channel,
voiceChannel: voiceChannel,
connection: null,
songs: [],
volume: 1,
playing: true
};
queue.set(message.guild.id, queueContruct);
queueContruct.songs.push(song);
try {
var connection = await voiceChannel.join();
queueContruct.connection = connection;
play(message.guild, queueContruct.songs[0]);
} catch (err) {
console.log(err);
queue.delete(message.guild.id);
return message.channel.send(err);
}
} else {
serverQueue.songs.push(song);
return message.channel.send(`${song.title} has been added to the queue!`);
}
}
function skip(message, serverQueue) {
if (!message.member.voice.channel)
return message.channel.send(
"You have to be in a voice channel to skip the song!"
);
if (!serverQueue)
return message.channel.send("There is no song that I could skip!"
);
serverQueue.connection.dispatcher.end();
}
function stop(message, serverQueue) {
if (!message.member.voice.channel)
return message.channel.send(
"You have to be in a voice channel to stop the music!"
);
serverQueue.songs = [];
serverQueue.connection.dispatcher.end();
}
function pause(message, serverQueue) {
if(!message.member.voice.channel)
return message.channel.send(
"You have to be in a voice channel to pause the song!"
);
if(!serverQueue)
return message.channel.send("There is no song to pause!"
);
serverQueue.connection.dispatcher.pause();
}
function resume(message, serverQueue) {
if(!message.member.voice.channel)
return message.channel.send(
"You have to be in a voice channel to resume the song!"
);
if(!serverQueue)
return message.channel.send("There is no song to resumme!"
);
serverQueue.connection.dispatcher.resume();
}
function nowPlaying(message, serverQueue) {
if(!serverQueue)
return message.channel.send("There is no song that is playing!"
);
return message.channel.send(`Now playing: ${serverQueue.songs[0].title}`);
}
function songQueue(message, serverQueue) {
if(!message.member.voice.channel)
return message.channel.send(
"You have to be in a channel to view the Queue!"
);
if(!serverQueue)
return message.channel.send("There is no song playing!"
);
var queueOutput;
var count = 1;
serverQueue.array.forEach(entry =>{
queueOutput = queueOutput + count + "." + entry + "\n";
count++;
});
message.channel.send(queueOutput);
}
function restart(message, serverQueue) {
message.channel.send("VeloBot restarting..."
);
serverQueue.voiceChannel.leave();
process.exit();
}
function play(guild, song) {
const serverQueue = queue.get(guild.id);
if (!song) {
serverQueue.voiceChannel.leave();
queue.delete(guild.id);
return;
}
const dispatcher = serverQueue.connection
.play(ytdl(song.url))
.on("finish", () => {
serverQueue.songs.shift();
play(guild, serverQueue.songs[0]);
})
.on("error", error => console.error(error));
dispatcher.setVolumeLogarithmic(serverQueue.volume / 5);
serverQueue.textChannel.send(`Started playing: **${song.title}**`);
}
client.login(token);
```
答案 0 :(得分：0)
将songQueue.array.forEach(...)更改为songQueue.songs.forEach(...)。您已将其定义为songQueue.songs，但您一直在尝试使用songQueue.array！