const mineflayer = require('mineflayer');
const Discord = require('discord.js');
const fs = require('fs');
require('dotenv').config;
const tags = require('./tags.json');
const bot = new Discord.Client();
const client = mineflayer.createBot({
	host: process.env.SERVER,
	username: process.env.MINECRAFT_EMAIL,
	password: process.env.MINECRAFT_PASS
});

client.connectedToMCServer = true;

client.once('spawn', () => {
	console.log('Minecraft bot spawned!');
});

bot.on('ready', () => {
	console.log('Discord bot ready!');
	if (!tags.managers.includes(process.env.YOUR_ID)) {
		tags.managers.push(process.env.YOUR_ID);
		fs.writeFileSync('./tags.json', JSON.stringify(tags));
	}
});

client.on('message', (msg) => {
	console.log(msg.toString());
	let message = msg.toString().replace(/(\`)/g, '');
	if (msg.toString() === '' || `\`${message}\`` === '``') return;
	bot.channels.cache.get(process.env.DISCORD_CHANNEL).send(`\`${message}\``);
});

bot.on('message', (msg) => {
	if (msg.channel.id === process.env.DISCORD_CHANNEL) {
		if (msg.author.id !== process.env.YOUR_ID) return;
		if (!msg.content.startsWith('!')) {
			client.chat(msg.content);
		} else {
			for (const i of tags.list) {
				if (msg.content === '!' + i) return client.chat(tags.tags[i]);
			}
		}
	} else if (msg.content.startsWith('!')) {
		if (!tags.managers.includes(msg.author.id)) return;
		let args = msg.content.split(' ');
		let cmd = args[0].substr(1);
		args.shift();
		// This'll be the minimal thing for commands, I guess. Cant be bothered with a command handler rn.
		switch (cmd) {
			case 'tag':
				switch (args[0]) {
					case 'set':
						if (!tags.list.includes(args[1])) tags.list.push(args[1]);
						tags.tags[args[1]] = args.slice(2).join(" ");
						msg.channel.send('Successfully updated tag `' + args[1] + '`!');
						fs.writeFileSync('./tags.json', JSON.stringify(tags));
						break;
					case 'delete':
						if (!tags.list.includes(args[1])) return msg.channel.send('That tag doesn\'t exist!');
						tags.list.splice(tags.list.indexOf(args[1]), 1);
						delete tags.tags[args[1]];
						fs.writeFileSync('./tags.json', JSON.stringify(tags));
						msg.channel.send('Successfully deleted tag `' + args[1] + '`!');
						break;
					case 'list':
						msg.channel.send(`Showing ${tags.list.length} tags:\n\n\`${tags.list.join("\`, \`")}\``);
						break;
					case 'source':
						if (!tags.list.includes(args[1])) return msg.channel.send('That tag doesn\'t exist!');
						msg.channel.send('```\n' + tags.tags[args[1]] + '\n```');
						break;
					case 'manager':
						if (msg.author.id !== process.env.YOUR_ID) return;
						let member = bot.users.cache.get(args[2].replace(/[^0-9]/g, ''));
						switch (args[1]) {
							case 'add':
								if (!member) return msg.channel.send('Couldn\'t find that user!');
								tags.managers.push(member.id);
								fs.writeFileSync('./tags.json', JSON.stringify(tags));
								msg.channel.send('Successfully added ' + member.tag + ' to the list of managers!');
								break;
							case 'del':
								if (!member) return msg.channel.send('Couldn\'t find that user!');
								if (!tags.managers.includes(member.id)) return msg.channel.send('That user isn\'t a manager!');
								tags.managers.splice(tags.managers.indexOf(member.id), 1);
								fs.writeFileSync('./tags.json', JSON.stringify(tags));
								msg.channel.send('Successfully removed ' + member.tag + ' from the list of managers!');
								break;
							default:
								msg.channel.send('Invalid command!');
								break;
						}
						break;
					default:
						msg.channel.send('Invalid command!');
						break;
				}
				break;
			default:
				msg.channel.send('Invalid command!');
				break;
		}
	}
});

bot.login(process.env.BOT_TOKEN);




bot.on('message', (msg) => {
	if (msg.channel.id !== process.env.discord_channel_id) {
		let prefix = '?';
		if (msg.content.startsWith(prefix)) {
			const args = msg.content.slice(prefix.length).trim().split(/ +/g);
			const cmd = args.shift().toLowerCase();

			if (cmd === 'leave') {
				if(!client.connectedToMCServer) return msg.channel.send('The bot isn\'t connected to any server!');
        client.quit();
        msg.channel.send('Disconnected from server!');
			} else if (cmd === 'join') {
				if(client.connectedToMCServer) return msg.channel.send('The bot is already connected to a server!');
        if(!args[0]) return msg.channel.send('No server provided!');
        client = mineflayer.createBot({
	        host: args[0],
	        username: process.env.MINECRAFT_EMAIL,
          password: process.env.MINECRAFT_PASS
				});
				console.log('Bot connected to new server!');
        client.connectedToMCServer = true;
        return msg.channel.send('Connected to `' + args[0] + '`!');
			}
		}
	}
})

const http = require('http');
const server = http.createServer((req, res) => {
	res.writeHead(200);
	res.end('ok');
});
server.listen(3000);