const Command = require('../../src/structures/Command');
const {MessageEmbed} = require('discord.js')

module.exports = class Help extends Command {
    constructor() {
        super({
            name: 'help',
            description: 'View a list of available commands, or view information on a specific command.',
            aliases: ['h'],
            module: 'General',
            cooldown: 0,
            guildOnly: false,
            developerOnly: false
        });
    }

    async command(ctx) {
        if (!ctx.args.length) {
            const commands = [
                ['General', ctx.client.commands.filter((command) => command.module == 'General').map((command) => `**${command.name}** - ${command.description}`).join('\n')]            ]

            if (ctx.isDeveloper) commands.push(['Developers', ctx.client.commands.filter((command) => command.module == 'Developers').map((command) => command.name).join(', ')]);
            
            return ctx.send({ embed: {
                fields: commands.map((group) => {
                    return new Object({
                        name: group[0],
                        value: group[1]
                    });
                }),
                color: 0xFF873F
            } });
        } else {
            const command = ctx.client.commands.find(c => c.name == ctx.args[0].toLowerCase() || c.aliases && c.aliases.includes(ctx.args[0].toLowerCase()));

            let fields = [
                {
                    name: 'Module',
                    value: command.module,
                    inline: true
                },
                {
                    name: 'Aliases',
                    value: command.aliases.length == 0 ? 'No aliases' : command.aliases.join(', '),
                    inline: true
                },
                {
                    name: 'Cooldown',
                    value: command.cooldown == 0 ? 'No cooldown' : `${command.cooldown}s`,
                    inline: true
                },
                {
                    name: 'Server only?',
                    value: command.guildOnly ? 'Yes' : 'No',
                    inline: true
                },
                {
                    name: 'Developers only?',
                    value: command.developerOnly ? 'Yes' : 'No',
                    inline: true
                },
            ]

            if (!command) return ctx.send(`That command couldn't be found. See the \`help\` command for valid commands.`);
            
            let embed = new MessageEmbed()
                        .setTitle(command.name)
                        .setDescription(command.description)
                        .setColor(0xFF873F)
            fields.forEach(i => {
                    embed.addField(i.name, i.value, i.inline)
            });

            return ctx.send(embed);
        }
    }
}