const { Client, Collection } = require("discord.js");
const { readdirSync } = require("fs");
const { sep } = require("path");
const { success, error, warning } = require("log-symbols");
const config = require("./config");

const bot = new Client();

bot.config = config;

["commands", "aliases"].forEach(x => bot[x] = new Collection());

const load = (dir = "./commands/") => {

	readdirSync(dir).forEach(dirs => {
		const commands = readdirSync(`${dir}${sep}${dirs}${sep}`).filter(files => files.endsWith(".js"));
		for (const file of commands) {
			const pull = require(`${dir}/${dirs}/${file}`);

			if (pull.help && typeof (pull.help.name) === "string" && typeof (pull.help.category) === "string") {
				if (bot.commands.get(pull.help.name)) return console.warn(`${warning} Two or more commands have the same name ${pull.help.name}.`);
				bot.commands.set(pull.help.name, pull);
				console.log(`${success} Loaded command ${pull.help.name}.`);

			}
			else {
				console.log(`${error} Error loading command in ${dir}${dirs}. you have a missing help.name or help.name is not a string. or you have a missing help.category or help.category is not a string`);
				continue;
			}
			if (pull.help.aliases && typeof (pull.help.aliases) === "object") {
				pull.help.aliases.forEach(alias => {
					if (bot.aliases.get(alias)) return console.warn(`${warning} Two commands or more commands have the same aliases ${alias}`);
					bot.aliases.set(alias, pull.help.name);
				});
			}
		}

	});
};

load();

bot.on("ready", () => {
	console.log("I am online");
});

bot.on("message", async message => {

	const prefix = bot.config.prefix;
	const args = message.content.slice(prefix.length).trim().split(/ +/g);
	const cmd = args.shift().toLowerCase();

	let command;

	if (message.author.bot || !message.guild) return;

	if (!message.member) message.member = await message.guild.fetchMember(message.author);

	if (!message.content.startsWith(prefix)) return;

	if (cmd.length === 0) return;
	if (bot.commands.has(cmd)) command = bot.commands.get(cmd);
	else if (bot.aliases.has(cmd)) command = bot.commands.get(bot.aliases.get(cmd));

	if (command) command.run(bot, message, args);
});

bot.login(bot.config.token).catch(console.error());