User:Monster Domosed/common.js: Difference between revisionsGive feedback

(function () {
    'use strict';

    const urlCache = new Map();

    function getSize(element) {
        const match = element.className.match(/model_size_(\d+)/);
        return match ? parseInt(match[1], 10) : 500;
    }

    function getFileUrl(fileName) {
        if (urlCache.has(fileName)) {
            return urlCache.get(fileName);
        }

        const apiUrl =
            mw.config.get('wgScriptPath') +
            '/api.php?action=query' +
            '&titles=File:' + encodeURIComponent(fileName) +
            '&prop=imageinfo' +
            '&iiprop=url' +
            '&format=json';

        const promise = fetch(apiUrl)
            .then(function (response) {
                if (!response.ok) {
                    throw new Error('API request failed');
                }
                return response.json();
            })
            .then(function (data) {
                const page = Object.values(data.query.pages)[0];
                return page && page.imageinfo ? page.imageinfo[0].url : null;
            })
            .catch(function () {
                return null;
            });

        urlCache.set(fileName, promise);
        return promise;
    }

    function loadModel(preview) {
        if (preview.dataset.loaded) {
            return;
        }

        preview.dataset.loaded = '1';

        const fileName = preview.dataset.model;
        const size = getSize(preview);

        getFileUrl(fileName + '.glb')
            .then(function (url) {
                if (!url) {
                    return;
                }

                const container = document.createElement('div');
                container.className = 'model-viewer-container';
                container.style.width = size + 'px';
                container.style.height = size + 'px';

                const viewer = document.createElement('model-viewer');
                viewer.src = url;
                viewer.setAttribute('camera-controls', '');
                viewer.setAttribute('touch-action', 'pan-y');

                container.appendChild(viewer);
                preview.replaceWith(container);
            });
    }

    function initPreview(preview) {
        if (preview.dataset.initialized) {
            return;
        }

        preview.dataset.initialized = '1';

        const button = document.createElement('button');
        button.className = 'model-load-button';
        button.type = 'button';
        button.addEventListener('click', function () {
            loadModel(preview);
        });

        preview.appendChild(button);
    }

    function scan() {
        document
            .querySelectorAll('.model-placeholder')
            .forEach(initPreview);
    }

    let scanTimer = null;

    function debouncedScan() {
        clearTimeout(scanTimer);
        scanTimer = setTimeout(scan, 100);
    }

    scan();

    const observer = new MutationObserver(debouncedScan);
    observer.observe(document.body, {
        childList: true,
        subtree: true
    });

})();












const personal = document.querySelector(".vector-menu-content-list");
if (personal){
	const test2 = document.createElement("li");
	const test3 = document.createElement("li");
	const test4 = document.createElement("li");
	test2.innerHTML = `<a href="/User:Monster_Domosed/common.js">JS</a>`;
	test3.innerHTML = `<a href="/User:Monster_Domosed/common.css">CSS</a>`;
	test4.innerHTML = `<a href="/User:Monster_Domosed/Sandbox">SB</a>`;
	personal.prepend(test2, test3, test4);
}