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| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 | /**
*
* @param {object} [param0 ]
* @param {string | string[]} [param0.accept] - accepted file types, e.g. "image/*,.pdf"
* @param {boolean} [param0.multiple] - allow multiple file selection
* @returns {Promise<File[]>} - selected files
*/
export async function promptForFiles({ accept = '', multiple = false } = {}) {
const input = document.createElement('input');
input.type = 'file';
if (accept) input.accept = typeof accept === 'string' ? accept : accept.join(',');
if (multiple) input.multiple = true;
return new Promise((resolve) => {
input.addEventListener('change', (event) => {
if (!(event.currentTarget instanceof HTMLInputElement)) return;
if (!event.currentTarget.files) return;
const files = Array.from(event.currentTarget.files);
if (files.length === 0) return;
resolve(files);
});
input.click();
});
}
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