discord.js:机器人正在发送相同的嵌入两次

client.once('ready', () => {
    console.log(`Logged in as ${client.user.tag}!`);
    client.on('messageCreate', handleMessage);
});

const { debounce } = require('lodash');

client.on('messageCreate', debounce(handleMessage, 300));

function handleMessage(message) {
    // 处理消息发送逻辑
}

client.on('messageCreate', (message) => {
    if (message.content === '!sendEmbed') {
        // 确保这里不会因为某些条件被多次执行
        sendEmbed(message);
    }
});

function sendEmbed(message) {
    const embed = new Discord.MessageEmbed()
        .setTitle('Example Embed')
        .setDescription('This is an example embed message.')
        .setColor('#0099ff');
    
    message.channel.send({ embeds: [embed] });
}

let hasSentEmbed = false;

client.on('messageCreate', (message) => {
    if (message.content === '!sendEmbed' && !hasSentEmbed) {
        sendEmbed(message);
        hasSentEmbed = true;
    }
});

function sendEmbed(message) {
    const embed = new Discord.MessageEmbed()
        .setTitle('Example Embed')
        .setDescription('This is an example embed message.')
        .setColor('#0099ff');
    
    message.channel.send({ embeds: [embed] });
}