const { Command } = require('discord.js-commando');
const { RichEmbed } = require('discord.js');
const snekfetch = require('snekfetch');
const { WATTPAD_KEY } = process.env;

module.exports = class WattpadCommand extends Command {
    constructor(client) {
        super(client, {
            name: 'wattpad',
            group: 'search',
            memberName: 'wattpad',
            description: 'Searches Wattpad for a book.',
            args: [
                {
                    key: 'query',
                    prompt: 'What book would you like to search for?',
                    type: 'string'
                }
            ]
        });
    }

    async run(msg, args) {
        if (msg.channel.type !== 'dm')
            if (!msg.channel.permissionsFor(this.client.user).has('EMBED_LINKS'))
                return msg.say('This Command requires the `Embed Links` Permission.');
        const { query } = args;
        try {
            const { body } = await snekfetch
                .get('https://api.wattpad.com:443/v4/stories')
                .query({
                    query,
                    limit: 1
                })
                .set({ 'Authorization': `Basic ${WATTPAD_KEY}` });
            if (!body.stories.length) throw new Error('No Results.');
            const embed = new RichEmbed()
                .setColor(0xF89C34)
                .setAuthor('Wattpad', 'https://i.imgur.com/Rw9vRQB.png')
                .setURL(body.stories[0].url)
                .setTitle(body.stories[0].title)
                .setDescription(body.stories[0].description.substr(0, 2000))
                .addField('Author',
                    body.stories[0].user, true)
                .addField('Parts',
                    body.stories[0].numParts, true)
                .addField('Created On',
                    body.stories[0].createDate, true)
                .addField('Votes',
                    body.stories[0].voteCount, true)
                .addField('Reads',
                    body.stories[0].readCount, true)
                .addField('Comments',
                    body.stories[0].commentCount, true);
            return msg.embed(embed);
        } catch (err) {
            return msg.say(`${err.name}: ${err.message}`);
        }
    }
};