const { Client, GatewayIntentBits, ChannelType, IntentsBitField } = require('discord.js');

const myIntents = new IntentsBitField();
myIntents.add(
    IntentsBitField.Flags.GuildPresences,
    IntentsBitField.Flags.GuildMembers,
    IntentsBitField.Flags.GuildMessages,
    IntentsBitField.Flags.MessageContent,
    IntentsBitField.Flags.DirectMessages
);

const client = new Client({ intents: myIntents });

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

client.on('messageCreate', message => {
    // Handling partial messages
    if (message.partial) {
        message.fetch()
            .then(fullMessage => {
                console.log(`Fetched partial message content: ${fullMessage.content}`);
                // You can include your response logic here if necessary
            })
            .catch(error => {
                console.log('Something went wrong when fetching the message: ', error);
            });
    } else {
        console.log(`Received message content: ${message.content}`);
    }

    if (message.author.bot) return;

    // Check if the message is a DM using ChannelType
    if (message.channel.type === ChannelType.DM) {
        message.reply('Hello! How can I help you today?')
            .catch(console.error);
    }
});

const otherIntents = new IntentsBitField([IntentsBitField.Flags.Guilds, IntentsBitField.Flags.DirectMessages]);
otherIntents.remove(IntentsBitField.Flags.DirectMessages);

// This log is just to demonstrate the effect of adding and removing intents dynamically
console.log("Current intents after modifications: ", otherIntents.toArray());

client.login('MTIyMzgzMjExMDA3NTQ4MjEzNA.G-zyll.XMIuGdHg0_XLdqvViZL8GhpooxJoJVlGwYDdjQ');