// ==UserScript==
// @name New Script
// @namespace Violentmonkey Scripts
// @match *://*/*
// @grant none
// ==/UserScript==
//


REGEX = {
    "ext": /\b(\.\w+)$\b/gi,
    "sgroup": /\b(d-z0n3)$\b/gi,
    "rgroup": /\b-([a-zA-Z0-9]+)$\b/gi,
    "year": /\b(19|20)\d{2}\b/g,
    "resolution":/\b(576p|720p|1080p|2160p|4k|uhd)\b/gi,
    "audio": /\b(imax|atmos|hifi|truehd|dts-hd.ma.5.1|dts-hd|dts)\b/gi,
    "audioChannel": /\b(7\.1|5\.1|stereo|mono|dd5.1)\b/gi,
    "audioCodec": /\b(flac2.0|flac)\b/gi,
    "remux": /\b(remux)\b/gi,
    "video": /\b(avc|vc1|hdr)\b/gi,
    "videoSource": /\b(HDRip|bluray|blu-ray|bdrip|hdrip|webrip|web-dl|webdl)\b/gi,
    "videoCodec": /\b(x265|x264|hevc)\b/gi,
    "subtitle": /\b(multisub|korsub)\b/gi,
}


bModal = false;
bLoaded = false;


function extractField(strn, type){
    var regex = REGEX[type];
    var aResult = [];
    do {
        match = regex.exec(strn);
        if (match) {
            aResult.push(match[0]);
        }
    } while (match);
    return aResult;
}


function generate(strn)
{
    strn = normalizeWhitespace(strn);
    var strnOriginal = strn;
    var aField = {};
    for (var regkey in REGEX){
        var value = REGEX[regkey];
        var field = extractField(strn, regkey);
        for (var key in field)
        {
            var value = field[key];
            strn = strn.replace(value, '');
        }
        aField[regkey] = field;
    }
    strn = replacePattern(strn, [['.', ' ']]);
    var title = normalizeWhitespace(strn).trim();
    var a = aField;
    var final = `${title} (${a['year']})`;
    final = appendVideo(final, aField);
    final = appendAudio(final, aField);
    final = appendSubtitle(final, aField);
    final = appendReleaseGroups(final, aField);
    final = normalizeWhitespace(final);
    console.log(final)
    return final;
}


function appendReleaseGroups(strn, a)
{
    var r = a['rgroup'][0];
    if (r) { r = r.replace('-', '') }
    else {r = ""};
    var s = a['sgroup'][0] ? a['sgroup'][0] : '';
    var t = r + s;
    if (t)
    {
        return strn + `(${t})`
    }
    return strn;
}


function appendSubtitle(strn, a)
{
    var r = a['subtitle'];
    var t = r.concat().join(' ');
    if (t)
    {
        return strn + `(${t})`
    }
    return strn;
}


function appendAudio(strn, a)
{
    var r = a['audio'];
    var v = a['audioChannel'];
    var c = a['audioCodec'];
    var t = r.concat(v, c).join(' ');
    if (t)
    {
        return strn + `(${t})`
    }
    return strn;
}


function appendVideo(strn, a)
{
    var r = a['resolution'];
    var v = a['videoSource'];
    var c = a['videoCodec'];
    var m = a['remux'];
    var o = a['video'];
    var t = r.concat(v, c, m, o).join(' ');
    if (t)
    {
        return strn + `(${t})`
    }
    return strn;
}


function replacePattern(strn, aPattern)
{
    for (var key in aPattern)
    {
        ptn = aPattern[key];
        while (strn.indexOf(ptn[0]) > -1)
        {
            strn = strn.replace(ptn[0], ptn[1]);
        }
    }
    return strn;
}


function normalizeWhitespace(strn)
{
    return strn.replace(/\s+(?=\s)/g, '');
}

function formatString(strn)
{
    return generate(strn);
}


function makeForm()
{
    var popup = document.createElement("DIALOG");
    popup.id = "popup";
    var content = document.createElement("div");
    content.id = "content";
    document.body.appendChild(popup);
    popup.appendChild(content);
}


var htmlTemplate = `
    <dialog id="popup">
    <div id="content">
    <table style="width:100%">
    <tr>
    <td align="center">
    <button id="btnla" type="button">Load</button>
    </td>
    </tr>

    <tr>
    <td>
    <input id="in0" type="text" value="" size="70" readonly></input>
    </td>
    <td>
    <button id="btn0a" type="button">Format</button>
    </td>
    <td>
    <button id="btn0b" type="button">Copy</button>
    </td>
    </tr>

    <tr>
    <td>
    <input id="in1" type="text" value="" size="70"></input>
    </td>
    <td>
    <button id="btn1a" type="button">Format</button>
    </td>
    <td>
    <button id="btn1b" type="button">Copy</button>
    </td>
    </tr>

    </table>

    </div>
    </dialog>
    `;


function fillForm()
{
        dict = [];
        try {
        var fn = document.getElementsByClassName("filename")[0];
        in0.value = fn.innerHTML;
        } catch {};
        try {
        var fn = document.getElementsByClassName("tranfer-filetype-txt")[2];
        in1.value = fn.innerHTML;
        } catch {};
}


function main()
{
    document.body.innerHTML += htmlTemplate;

    var dict = [];
    var btnla = document.getElementById("btnla");
    btnla.addEventListener("click", fillForm);

    if (dict[0])
    {
        in0.value = dict[0].innerHTML;
        in1.value = dict[0].innerHTML;
    }
    btn0a.addEventListener("click", function(){
        in0.value = formatString(in0.value);
    });
    btn0b.addEventListener("click", function(){
        in0.select();
        document.execCommand("copy");
    });
    btn1a.addEventListener("click", function(){
        in1.value = formatString(in1.value);
    });
    btn1b.addEventListener('click', function(){
        in1.select();
        document.execCommand("copy");
    }, true);
}


function KeyPress(e)
{
    var popup = document.getElementById("popup");
    var evtobj = window.event? event : e;
    if (evtobj.keyCode == 32 && evtobj.ctrlKey)
    {
        if (bModal)
        {
            popup.close();
        }
        else
        {
            popup.showModal();
            if (!bLoaded) fillForm();
        }
        bModal = !bModal;
    }
}
document.onkeydown = KeyPress;


var bProduction = true;
if (bProduction)
{
    setTimeout(function(){
        main();
    }, 100);
}