const commando = require('discord.js-commando');
const Discord = require('discord.js');
const request = require('superagent');
const languages = {
    'auto': 'Automatic',
    'af': 'Afrikaans',
    'sq': 'Albanian',
    'ar': 'Arabic',
    'hy': 'Armenian',
    'az': 'Azerbaijani',
    'eu': 'Basque',
    'be': 'Belarusian',
    'bn': 'Bengali',
    'bs': 'Bosnian',
    'bg': 'Bulgarian',
    'ca': 'Catalan',
    'ceb': 'Cebuano',
    'ny': 'Chichewa',
    'zh-cn': 'Chinese Simplified',
    'zh-tw': 'Chinese Traditional',
    'co': 'Corsican',
    'hr': 'Croatian',
    'cs': 'Czech',
    'da': 'Danish',
    'nl': 'Dutch',
    'en': 'English',
    'eo': 'Esperanto',
    'et': 'Estonian',
    'tl': 'Filipino',
    'fi': 'Finnish',
    'fr': 'French',
    'fy': 'Frisian',
    'gl': 'Galician',
    'ka': 'Georgian',
    'de': 'German',
    'el': 'Greek',
    'gu': 'Gujarati',
    'ht': 'Haitian Creole',
    'ha': 'Hausa',
    'haw': 'Hawaiian',
    'iw': 'Hebrew',
    'hi': 'Hindi',
    'hmn': 'Hmong',
    'hu': 'Hungarian',
    'is': 'Icelandic',
    'ig': 'Igbo',
    'id': 'Indonesian',
    'ga': 'Irish',
    'it': 'Italian',
    'ja': 'Japanese',
    'jw': 'Javanese',
    'kn': 'Kannada',
    'kk': 'Kazakh',
    'km': 'Khmer',
    'ko': 'Korean',
    'ku': 'Kurdish (Kurmanji)',
    'ky': 'Kyrgyz',
    'lo': 'Lao',
    'la': 'Latin',
    'lv': 'Latvian',
    'lt': 'Lithuanian',
    'lb': 'Luxembourgish',
    'mk': 'Macedonian',
    'mg': 'Malagasy',
    'ms': 'Malay',
    'ml': 'Malayalam',
    'mt': 'Maltese',
    'mi': 'Maori',
    'mr': 'Marathi',
    'mn': 'Mongolian',
    'my': 'Myanmar (Burmese)',
    'ne': 'Nepali',
    'no': 'Norwegian',
    'ps': 'Pashto',
    'fa': 'Persian',
    'pl': 'Polish',
    'pt': 'Portuguese',
    'ma': 'Punjabi',
    'ro': 'Romanian',
    'ru': 'Russian',
    'sm': 'Samoan',
    'gd': 'Scots Gaelic',
    'sr': 'Serbian',
    'st': 'Sesotho',
    'sn': 'Shona',
    'sd': 'Sindhi',
    'si': 'Sinhala',
    'sk': 'Slovak',
    'sl': 'Slovenian',
    'so': 'Somali',
    'es': 'Spanish',
    'su': 'Sudanese',
    'sw': 'Swahili',
    'sv': 'Swedish',
    'tg': 'Tajik',
    'ta': 'Tamil',
    'te': 'Telugu',
    'th': 'Thai',
    'tr': 'Turkish',
    'uk': 'Ukrainian',
    'ur': 'Urdu',
    'uz': 'Uzbek',
    'vi': 'Vietnamese',
    'cy': 'Welsh',
    'xh': 'Xhosa',
    'yi': 'Yiddish',
    'yo': 'Yoruba',
    'zu': 'Zulu'
};

module.exports = class TranslateCommand extends commando.Command {
    constructor(Client) {
        super(Client, {
            name: 'translate',
            group: 'textedit',
            memberName: 'translate',
            description: 'Translates text to a given language. (;translate ja Give me the money!)',
            details: '**Codes:** af: Afrikaans, sq: Albanian, ar: Arabic, hy: Armenian, az: Azerbaijani, eu: Basque, be: Belarusian, bn: Bengali, bs: Bosnian, bg: Bulgarian, ca: Catalan, ceb: Cebuano, ny: Chichewa, zh-cn: Chinese Simplified, zh-tw: Chinese Traditional, co: Corsican, hr: Croatian, cs: Czech, da: Danish, nl: Dutch, en: English, eo: Esperanto, et: Estonian, tl: Filipino, fi: Finnish, fr: French, fy: Frisian, gl: Galician, ka: Georgian, de: German, el: Greek, gu: Gujarati, ht: Haitian Creole, ha: Hausa, haw: Hawaiian, iw: Hebrew, hi: Hindi, hmn: Hmong, hu: Hungarian, is: Icelandic, ig: Igbo, id: Indonesian, ga: Irish, it: Italian, ja: Japanese, jw: Javanese, kn: Kannada, kk: Kazakh, km: Khmer, ko: Korean, ku: Kurdish (Kurmanji), ky: Kyrgyz, lo: Lao, la: Latin, lv: Latvian, lt: Lithuanian, lb: Luxembourgish, mk: Macedonian, mg: Malagasy, ms: Malay, ml: Malayalam, mt: Maltese, mi: Maori, mr: Marathi, mn: Mongolian, my: Myanmar (Burmese), ne: Nepali, no: Norwegian, ps: Pashto, fa: Persian, pl: Polish, pt: Portuguese, ma: Punjabi, ro: Romanian, ru: Russian, sm: Samoan, gd: Scots Gaelic, sr: Serbian, st: Sesotho, sn: Shona, sd: Sindhi, si: Sinhala, sk: Slovak, sl: Slovenian, so: Somali, es: Spanish, su: Sudanese, sw: Swahili, sv: Swedish, tg: Tajik, ta: Tamil, te: Telugu, th: Thai, tr: Turkish, uk: Ukrainian, ur: Urdu, uz: Uzbek, vi: Vietnamese, cy: Welsh, xh: Xhosa, yi: Yiddish, yo: Yoruba, zu: Zulu',
            examples: [';translate ja Give me the the money!'],
            args: [{
                key: 'to',
                prompt: 'What language would you like to translate to?',
                type: 'string',
                validate: to => {
                    if (languages[to.toLowerCase()]) {
                        return true;
                    }
                    return 'Please enter a valid language code. Use `;help translate` for a list of codes.';
                }
            }, {
                key: 'text',
                prompt: 'What text would you like to translate?',
                type: 'string',
                validate: content => {
                    if (content.length > 200) {
                        return 'Please keep translation queries under 200 characters.';
                    }
                    return true;
                }
            }]
        });
    }

    async run(message, args) {
        if (message.channel.type !== 'dm') {
            if (!message.channel.permissionsFor(this.client.user).hasPermission(['SEND_MESSAGES', 'READ_MESSAGES', 'EMBED_LINKS'])) return;
        }
        console.log(`[Command] ${message.content}`);
        const languageto = args.to.toLowerCase();
        const thingToTranslate = args.text;
        try {
            const response = await request
                .get('https://translate.googleapis.com/translate_a/single')
                .query({
                    client: 't',
                    sl: 'en',
                    tl: languageto,
                    hl: languageto,
                    dt: ['at', 'bd', 'ex', 'ld', 'md', 'qca', 'rw', 'rm', 'ss', 't'],
                    ie: 'UTF-8',
                    oe: 'UTF-8',
                    otf: 1,
                    ssel: 0,
                    tsel: 0,
                    kc: 7,
                    q: thingToTranslate
                });
            const data = JSON.parse(response.text);
            const translated = data[0][0][0];
            const languagefrom = data[8][3][0];
            const embed = new Discord.RichEmbed()
                .setColor(0x00AE86)
                .addField(`Input (From: ${languages[languagefrom]}):`,
                    thingToTranslate)
                .addField(`Translation (To: ${languages[languageto]}):`,
                    translated);
            return message.embed(embed);
        }
        catch (err) {
            return message.say(':x: Error! Something went wrong!');
        }
    }
};