"use strict";
/**
 * Copyright 2020 Google Inc. All rights reserved.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
Object.defineProperty(exports, "__esModule", { value: true });
exports.FileChooser = void 0;
const assert_js_1 = require("./assert.js");
/**
 * File choosers let you react to the page requesting for a file.
 * @remarks
 * `FileChooser` objects are returned via the `page.waitForFileChooser` method.
 * @example
 * An example of using `FileChooser`:
 * ```js
 * const [fileChooser] = await Promise.all([
 *   page.waitForFileChooser(),
 *   page.click('#upload-file-button'), // some button that triggers file selection
 * ]);
 * await fileChooser.accept(['/tmp/myfile.pdf']);
 * ```
 * **NOTE** In browsers, only one file chooser can be opened at a time.
 * All file choosers must be accepted or canceled. Not doing so will prevent
 * subsequent file choosers from appearing.
 * @public
 */
class FileChooser {
    /**
     * @internal
     */
    constructor(element, event) {
        this._handled = false;
        this._element = element;
        this._multiple = event.mode !== 'selectSingle';
    }
    /**
     * Whether file chooser allow for {@link https://developer.mozilla.org/en-US/docs/Web/HTML/Element/input/file#attr-multiple | multiple} file selection.
     */
    isMultiple() {
        return this._multiple;
    }
    /**
     * Accept the file chooser request with given paths.
     * @param filePaths - If some of the  `filePaths` are relative paths,
     * then they are resolved relative to the {@link https://nodejs.org/api/process.html#process_process_cwd | current working directory}.
     */
    async accept(filePaths) {
        (0, assert_js_1.assert)(!this._handled, 'Cannot accept FileChooser which is already handled!');
        this._handled = true;
        await this._element.uploadFile(...filePaths);
    }
    /**
     * Closes the file chooser without selecting any files.
     */
    cancel() {
        (0, assert_js_1.assert)(!this._handled, 'Cannot cancel FileChooser which is already handled!');
        this._handled = true;
    }
}
exports.FileChooser = FileChooser;
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