// ==UserScript==
// @name        Mangadex Group Blocker
// @namespace   Violentmonkey Scripts
// @match       https://mangadex.org/titles/latest*
// @require     http://ajax.googleapis.com/ajax/libs/jquery/1.7.2/jquery.min.js
// @require     https://greasyfork.org/scripts/31940-waitforkeyelements/code/waitForKeyElements.js?version=209282
// @grant       none
// @version     2.2
// @author      Onemanleft
// @description To block groups on Mangadex's latest releases page
// @downloadURL none
// ==/UserScript==
 
// Start and end are the formats for the relevant element on the page.
const start = "#__layout > div > div.flex-grow.flex.flex-col.flex-shrink > div.flex-grow > div > div:nth-child(2) > div.mb-12 > div:nth-child(";
// Normal groups
const end = ") > div > div.chapter-feed__chapters > div > div:nth-child(1) > div > div > div.flex.justify-between.md\\:grid.md\\:grid-cols-3 > div";
// Special groups like Bilibili Comics with the unique icon
const end2 = ") > div > div.chapter-feed__chapters > div > div:nth-child(1) > div > div > a";
// Title if you want to debug at the end of the switch expression
const title = ") > div > a.chapter-feed__title";
// Wait for the chapters to be loaded.
waitForKeyElements(".flex-grow", function () {
try {
    // Count is how many chapters were loaded.
    const count = document.querySelector("#__layout > div > div.flex-grow.flex.flex-col.flex-shrink > div.flex-grow > div > div:nth-child(2) > div.mb-12").childElementCount;
	// Max "count" number of entries per page.
	for (let i = 1; i <= count; i++) {
	    // This shows the group name.
	    if (document.querySelector(start + i + end) != null) {
                var x = document.querySelector(start + i + end).innerText;
	    }
	    else {
	        var x = document.querySelector(start + i + end2).innerText;
	    }
	    switch (x) {
                // The groups you want to block.
                case "Azuki Manga":
                case "Bilibili Comics":
                case "Comikey":
                case "MangaPlus":
	        /* To block more groups add a line after 'case "Bilibili Comics":' like
	        case "Test":
	        It IS a COLON (:) NOT a SEMICOLON (;)
	        If you want to add pair group releases do
	        case "Group 1\nGroup 2":
                */
                // Uncomment the line below if you want to see what got hidden by deleting the // and then going to F12 > Console
                // console.log("Hid " + x + " at count " + i + " titled " + document.querySelector(start + i + title).innerText);
                // This blocks the element if it matches the group name.
	        document.querySelector(start + i + ")").style.display="none";
            }
        }
}
catch (e) {
    // Error will probably be <TypeError: Cannot read property 'innerText' of null> at F12 console probably meaning it got to the end of the page,
    // Or <Cannot read property 'childElementCount' of null> at the start of a new latest page for some reason but stop after next pages.
    console.log(e);
}});