/*
 * Copyright (C) 2026 Fluxer Contributors
 *
 * This file is part of Fluxer.
 *
 * Fluxer is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * Fluxer is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 * GNU Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with Fluxer. If not, see <https://www.gnu.org/licenses/>.
 */

interface PickerOptions {
	multiple?: boolean;
	accept?: string;
}

export const openFilePicker = ({multiple = false, accept}: PickerOptions = {}): Promise<Array<File>> =>
	new Promise((resolve) => {
		const input = document.createElement('input');
		input.type = 'file';
		input.multiple = multiple;
		if (accept) input.accept = accept;

		input.onchange = () => {
			const files = Array.from(input.files ?? []);
			resolve(files);
			input.remove();
		};
		input.oncancel = () => {
			resolve([]);
			input.remove();
		};

		input.click();
	});