98 lines
3.2 KiB
JavaScript
98 lines
3.2 KiB
JavaScript
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(async () => {
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const BASE = 'https://qa6.ru';
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const PER_PAGE = 500; // меньше запросов к API
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const PAGE_CONCURRENCY = 8; // параллельные страницы
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const IMG_CONCURRENCY = 16; // параллельные фото
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const ZIP_NAME = 'qa6-models.zip';
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const loadScript = (src) =>
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new Promise((res, rej) => {
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const s = document.createElement('script');
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s.src = src;
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s.onload = res;
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s.onerror = rej;
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document.head.appendChild(s);
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});
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if (!window.JSZip) {
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await loadScript('https://cdn.jsdelivr.net/npm/jszip@3.10.2/dist/jszip.min.js');
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}
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const pool = async (items, limit, fn) => {
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const out = new Array(items.length);
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let i = 0;
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const workers = Array.from({ length: Math.min(limit, items.length) }, async () => {
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while (i < items.length) {
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const idx = i++;
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out[idx] = await fn(items[idx], idx);
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}
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});
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await Promise.all(workers);
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return out;
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};
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const firstUrl =
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`${BASE}/api/new-car-kit/admin/1/all-models` +
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`?per_page=${PER_PAGE}&page=1&sort_by=id_car_model&sort_dir=asc`;
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const first = await fetch(firstUrl).then((r) => r.json());
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const lastPage = first.last_page || 1;
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console.log(`моделей: ${first.total}, страниц: ${lastPage}`);
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const pages = [first.data || []];
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const rest = Array.from({ length: lastPage - 1 }, (_, i) => i + 2);
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const restData = await pool(rest, PAGE_CONCURRENCY, async (page) => {
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const url =
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`${BASE}/api/new-car-kit/admin/1/all-models` +
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`?per_page=${PER_PAGE}&page=${page}&sort_by=id_car_model&sort_dir=asc`;
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const json = await fetch(url).then((r) => r.json());
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console.log(`API page ${page}/${lastPage}`);
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return json.data || [];
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});
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pages.push(...restData);
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const models = pages.flat().filter((m) => m.image_path && String(m.image_path).trim());
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console.log(`с фото: ${models.length}`);
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const zip = new JSZip();
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const folder = zip.folder('models');
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let ok = 0;
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let fail = 0;
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await pool(models, IMG_CONCURRENCY, async (m, idx) => {
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const path = String(m.image_path).replace(/^\/+/, '');
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const url = `${BASE}/storage/${path}`;
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const ext = path.match(/\.[a-z0-9]+$/i)?.[0] || '.png';
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const name =
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`${String(m.mark_name || 'mark')}_${String(m.model_name || 'model')}_${m.car_id || idx}`
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.replace(/[\\/:*?"<>|]+/g, '_')
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.replace(/\s+/g, '_') + ext;
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try {
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const res = await fetch(url);
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if (!res.ok) throw new Error(res.status);
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const buf = await res.arrayBuffer();
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folder.file(name, buf);
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ok++;
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} catch (e) {
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fail++;
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console.warn('fail', url, e);
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}
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if ((ok + fail) % 50 === 0) {
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console.log(`фото ${ok + fail}/${models.length} (ok ${ok}, fail ${fail})`);
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}
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});
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console.log(`качаю zip: ok ${ok}, fail ${fail}`);
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const blob = await zip.generateAsync({ type: 'blob', compression: 'STORE' });
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const a = document.createElement('a');
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a.href = URL.createObjectURL(blob);
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a.download = ZIP_NAME;
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a.click();
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URL.revokeObjectURL(a.href);
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console.log('готово');
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})(); |