Function writeFile

src/fileSystem/internalFs.js:37–63

* * @param {string} filename * @param {any} data * @param {boolean} create If this property is true, and the requested file or * directory doesn't exist, the user agent should create it. * The default is false. The parent directory must already exist. * @param {boolean} exclusive If true

(filename, data, create = false, exclusive = true)

	 * @returns {Promise}
	 */
	writeFile(filename, data, create = false, exclusive = true) {
		exclusive = create ? exclusive : false;
		const name = filename.split("/").pop();
		const dirname = Url.dirname(filename);

		return new Promise((resolve, reject) => {
			reject = setMessage(reject);
			window.resolveLocalFileSystemURL(
				dirname,
				(entry) => {
					entry.getFile(
						name,
						{ create, exclusive },
						(fileEntry) => {
							fileEntry.createWriter((file) => {
								file.onwriteend = (res) => resolve(filename);
								file.onerror = (err) => reject(err.target.error);
								file.write(data);
							});
						},
						reject,
					);
				},
				reject,
			);
		});
	},

	/**
	 * Delete a file or directory