// ==UserScript==
// @name         academyFIVE::AddSelectBox
// @namespace    dakp/academyfive
// @version      2026.04.002
// @description  Füge Selectbox für Kohorten/Planungsgruppen hinzu
// @author       Dims Akpan
// @match        https://a5.fhdw-hannover.de/*
// @match        https://a5.fhdw.de/*
// @match        https://fhdw.academyfive-preview.net/*
// @match        https://fhdw-hannover.academyfive-preview.net/*
// @grant        none
// @icon         https://www.academyfive.com/typo3conf/ext/sitepackage/Resources/Public/build/assets/images/favicon-academyfive.ico
// ==/UserScript==

(function() {
    'use strict';

    function getDropdownSelector() {
        const url = window.location.href;
        if (url.includes('/course/planning-group/list')) {
            return 'select[name="cohort-ids[]"]';
        }
        if (url.includes('/course/list')) {
            return 'select[name="planningGroupIds[]"]';
        }
        return null;
    }

    function addSelectButtons() {
        const selector = getDropdownSelector();
        if (!selector) return;

        const dropdown = document.querySelector(selector);

        if (!dropdown) {
            console.log('Dropdown nicht gefunden:', selector);
            return;
        }

        const dropdownContainer = dropdown.closest('.btn-group.bootstrap-select');
        const searchBox = dropdownContainer?.querySelector('.bs-searchbox');

        if (!searchBox) {
            console.log('Searchbox nicht gefunden');
            return;
        }

        // Prüfe ob schon vorhanden
        if (searchBox.nextElementSibling?.classList.contains('bs-actionsbox')) {
            console.log('Select/Deselect Buttons bereits vorhanden');
            return;
        }

        const actionsBox = document.createElement('div');
        actionsBox.className = 'bs-actionsbox';
        actionsBox.innerHTML = `
            <div class="btn-group btn-group-sm btn-block">
                <button type="button" class="actions-btn bs-select-all btn btn-default">Alles auswählen</button>
                <button type="button" class="actions-btn bs-deselect-all btn btn-default">Nichts auswählen</button>
            </div>
        `;

        searchBox.insertAdjacentElement('afterend', actionsBox);

        console.log('Select/Deselect Buttons erfolgreich eingefügt');
    }

    // Versuche es direkt
    addSelectButtons();

    // Falls das Element noch nicht da ist, warte auf DOMContentLoaded
    if (document.readyState === 'loading') {
        document.addEventListener('DOMContentLoaded', addSelectButtons);
    }
})();