const Discord = require('discord.js');
const Command = require('../../base/Command.js');

class Avatar extends Command {
    constructor (client) {
        super(client, {
            description: 'View a full-sized image of a person\'s profile picture.',
            usage: 'avatar <user>',
            examples: '`avatar` - Gets your avatar.\n`avatar emily` - Gets the avatar of the user "emily"',
            aliases: ['pfp'],
            botPerms: ['EMBED_LINKS']
        });
    }

    async run (message, args, data) { // eslint-disable-line no-unused-vars
        if (!args[0]) {
            const embed = this.createEmbed(message.author);
            return message.channel.send(embed);
        }

        let user = message.mentions.users.first();

        if (!user && message.guild) {
            user = this.client.functions.searchForMembers(message.guild, args[0]);
            if (user.length > 1) {
                return message.channel.send(
                    'Found multiple users, please be more specific or @mention the user instead.'
                );
            }

            if (user.length < 1) {
                return message.channel.send(
                    'Specified user couldn\'t be found, check for typing errors.'
                );
            }
        }

        user = user[0].user;

        const embed = this.createEmbed(user);
        return message.channel.send(embed);
    }
    
    createEmbed (user) {
        const URL = user.avatarURL({format: 'png', dynamic: true, size: 2048});
        const embed = new Discord.MessageEmbed()
            .setTitle(user.tag)
            .setDescription(`**[Avatar URL](${URL})**`)
            .setImage(URL);

        return embed;
    }
}

module.exports = Avatar;