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如何显示用户 discord.js / userinfo 命令的角色

[英]How to show roles of user discord.js / userinfo command

我正在尝试创建一个userinfo<\/code>命令,但目前我一直坚持显示用户的角色。

这是我的代码:

const Discord = module.require('discord.js');
const moment = require('moment');

module.exports.run = async (bot, message, args) => {

    let user = message.mentions.users.first() || message.author;
    const joinDiscord = moment(user.createdAt).format('llll');
    const joinServer = moment(user.joinedAt).format('llll');
    let embed = new Discord.RichEmbed()
        .setAuthor(user.username + '#' + user.discriminator, user.displayAvatarURL)
        .setDescription(`${user}`)
        .setColor(`RANDOM`)
        .setThumbnail(`${user.displayAvatarURL}`)
        .addField('Joined at:', `${moment.utc(user.joinedAt).format('dddd, MMMM Do YYYY, HH:mm:ss')}`, true)
        .addField('Status:', user.presence.status, true)
        .addField('Roles:', user.roles.map(r => `${r}`).join(' | '), true)
        .setFooter(`ID: ${user.id}`)
        .setTimestamp();

    message.channel.send({ embed: embed });
    return;
}

module.exports.help = {
    name: 'userinfo'
}

User.roles<\/code><\/a> undefined<\/code> ,因为该属性不存在:尝试使用GuildMember.roles<\/code><\/a>代替:

let member = message.mentions.members.first() || message.member,
  user = member.user;

let embed = new Discord.RichEmbed()
  // ... all the other stuff ...
  .addField('Roles:', member.roles.map(r => `${r}`).join(' | '), true)

尝试添加这个.addField("Roles:", member.roles.map(roles => ${roles} ).join(', '), true)

我的整个代码是

let user;
if (message.mentions.users.first()) {
    user = message.mentions.users.first();
} else {
    user = message.`enter code here`author;
}

const member = message.guild.member(user);

const embed = new Discord.RichEmbed()
    .setColor("RANDOM")
    .setThumbnail(message.author.avatarURL)
    .addField(`${user.tag}`, `${user}`, true)
    .addField("ID:", `${user.id}`, true)
    .addField("Nickname:", `${member.nickname !== null ? `${member.nickname}` : 'None'}`, true)
    .addField("Status:", `${user.presence.status}`, true)
    .addField("In Server", message.guild.name, true)
    .addField("Game:", `${user.presence.game ? user.presence.game.name : 'None'}`, true)
    .addField("Bot:", `${user.bot}`, true)
    .addField("Joined The Server On:", `${moment.utc(member.joinedAt).format("dddd, MMMM Do YYYY")}`, true)
    .addField("Account Created On:", `${moment.utc(user.createdAt).format("dddd, MMMM Do YYYY")}`, true) 
    .addField("Roles:", member.roles.map(roles => `${roles}`).join(', '), true)
    .setFooter(`Replying to ${message.author.username}#${message.author.discriminator}`)
message.channel.send({embed});

TypeError: Cannot read property 'map' of undefined - 这意味着代码中的某处发生了undefined变量的执行.map函数的情况。

你只有一张map 这里:

   .addField('Roles:', user.roles.map(r => `${r}`).join(' | '), true)
                               // ^^^

这一行引发了这个错误,所以这意味着user.rolesundefined

尝试:

let user = message.mentions.users.first() || message.author;
console.log(user.roles); // it is undefined

user.rolesundefined

如果用户没有角色可以,您可以替换:

.addField('Roles:', user.roles.map(r => `${r}`).join(' | '), true)

和:

.addField('Roles:', user.roles ? user.roles.map(r => `${r}`).join(' | ') : "", true)

如果user对象中没有roles属性,这将设置空字符串。

另一种选择是将user.roles设置为空数组,如果它不存在(或在此if中执行其他操作,即抛出错误):

let user = /* get user*/
if (!user.roles){
    user.roles = [];
}

对于角色,我还建议您删除@everyone<\/code>角色

这是一个例子

message.member.roles.cache.map(r => r.name)

// ["Mod","Member","Staff","Owner","@everyone"]
// If you don't want the everyone role use :

message.member.roles.cachemap(r => r.name).slice(0,-1).

// ["Mod","Member","Staff","Owner"]

这对 discord.js 12.x 100% 有效

 <@&${message.guild.member(message.author)._roles.join('> <@&')}>

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