// ==UserScript==
// @name         Profee Kaiten -> insert Jira link
// @namespace    http://tampermonkey.net/
// @version      0.1
// @description  helps to insert link to Profee Jira in Kaiten Card
// @author       bvn13
// @match        https://profeelab.kaiten.ru/space/*/card/*
// @icon         https://www.google.com/s2/favicons?sz=64&domain=kaiten.ru
// @grant        none
// @require      https://raw.githubusercontent.com/dwachss/bililiteRange/master/bililiteRange.js
// @require      https://code.jquery.com/jquery-2.1.4.min.js
// @require      https://raw.githubusercontent.com/jquery/jquery-simulate/main/jquery.simulate.js
// @require      https://raw.githubusercontent.com/j-ulrich/jquery-simulate-ext/master/src/jquery.simulate.ext.js
// @require      https://raw.githubusercontent.com/j-ulrich/jquery-simulate-ext/master/src/jquery.simulate.key-sequence.js
// ==/UserScript==

function exists(elem) {
    return typeof(elem) != 'undefined' && elem != null;
}

// https://stackoverflow.com/a/14234618/2798461

function collectionHas(a, b) {
    for(var i = 0, len = a.length; i < len; i ++) {
        if(a[i] == b) return true;
    }
    return false;
}
;
function findParentBySelector(elm, selector) {
    var all = document.querySelectorAll(selector);
    var cur = elm.parentNode;
    while(cur && !collectionHas(all, cur)) {
        cur = cur.parentNode; //go up
    }
    return cur; //will return null if not found
}
;

// https://github.com/j-ulrich/jquery-simulate-ext/tree/7285c77ecf8c5ee7258f6317e601a281aaec04c2#usage

function setTextAreaValue(textarea, value) {
    if (exists(textarea)) {
        setTimeout(function() {
            jQuery(textarea).focus();
            //jQuery(textarea).html(value);
            jQuery(textarea).simulate("key-sequence", {sequence: value});
            //jQuery(textarea).val(value);
            //jQuery(textarea).text(value);
        }, 100);
    } else {
        console.log("textarea dos not exist");
    }
}
;

function getJiraLabel(url) {
    var task = url.substring(url.lastIndexOf('/') + 1)
    if (url.startsWith("https://jira.local.profee.com/browse/")) {
        return task;
    } else {
        console.log("'" + url + "' not started with 'https://jira.local.profee.com/browse/'");
    }
    return "";
}
;

function doc_keyUp(e) {

    //if (e.ctrlKey && e.key === 'ArrowDown') {
    if (!e.shiftKey && !e.ctrlKey && e.key === 'Tab') {
        var activeElement = document.activeElement;
        var parent = findParentBySelector(document.activeElement, "div[data-test='newExternalLink']");
        if (exists(parent)) {
            window.lastLink = activeElement; // save for shift+tab
            var url = jQuery(activeElement).val();
            console.log(url);
            var button = jQuery(parent).find("button:first");
            var textarea = undefined;
            if (exists(button)) {
                if (jQuery(button).text() == 'Добавить описание') {
                    jQuery(button).click();
                    textarea = document.activeElement;
                } else {
                    textarea = jQuery(parent).find("textarea:first");
                }
            }
            setTextAreaValue(textarea, getJiraLabel(url));
        } else {
            console.log("parent not found");
        }
    }
    if (e.shiftKey && e.key === 'Tab') {
        if (exists(window.lastLink)) {
            setTimeout(function() {
                jQuery(window.lastLink).focus();
            }, 100);
        }
    }
}
;

(function() {
    'use strict';

    // register the handler
    document.addEventListener('keyup', doc_keyUp, false);

})();