const Revolt = require('revolt.js');
const { client, logger, config, db } = require('..');
const getUser = require('../util/get_user');

module.exports.meta = {
    name: 'devs',
    aliases: [ 'dev', 'setdev' ],
    description: 'Set user\'s developer status.',
    devLevel: 1
}

/**
 *
 * @param { Revolt.Message } message
 * @param { string[] } args
 */
module.exports.run = async (message, args) => new Promise(async (resolve, reject) => {
    if (!args[0]) return client.channels.sendMessage(message.channel, ':x: No user specified');
    let user = await getUser(args.shift());
    if (!user) return client.channels.sendMessage(message.channel, ':x: User not found');

    let devStatus = db.devs.get(user._id);
    if (!devStatus) devStatus = {
        level: 0,
        lastModifiedBy: null
    }

    if (args[0]) {
        if (user._id === message.author)
            return client.channels.sendMessage(message.channel, 'You can\'t modify yourself.');

        if (user._id === client.user._id)
            return client.channels.sendMessage(message.channel, 'You can\'t modify me, you cunt.');

        let newLevel = Number(args[0]);
        if (isNaN(newLevel))
            return client.channels.sendMessage(message.channel, `That is not a valid number.`);

        let authorLevel = require('../util/dev').getDevLevel(message.author);
        if (newLevel >= authorLevel)
            return client.channels.sendMessage(message.channel, `You can't assign a dev level greater than or `
                + `equal to your own level. (Your level: ${authorLevel})`);

        devStatus.level = newLevel;
        devStatus.lastModifiedBy = message.author;
    }

    await client.channels.sendMessage(message.channel, `>## ${args[0] ? 'Updated ' : ''}<@${user._id}>'s dev status\n>\u200b\n`
        + `>Dev level: \`${devStatus.level}\`\n`
        + `>Last modified by: ${devStatus.lastModifiedBy ? `<@${devStatus.lastModifiedBy}>` : '`Nobody`'}`);

    db.devs.set(user._id, devStatus);
});