three.cad/extlib/fs/fs-access/file-save.mjs

66 lines
1.8 KiB
JavaScript

/**
* Copyright 2020 Google LLC
*
* 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.
*/
// @license © 2020 Google LLC. Licensed under the Apache License, Version 2.0.
/**
* Saves a file to disk using the File System Access API.
* @type { typeof import("../../index").fileSave }
*/
export default async (
blob,
options = {},
existingHandle = null,
throwIfExistingHandleNotGood = false
) => {
options.fileName = options.fileName || 'Untitled';
console.log(options.fileName,"ddddddddddd")
const accept = {};
if (options.mimeTypes) {
options.mimeTypes.push(blob.type);
options.mimeTypes.map((mimeType) => {
accept[mimeType] = options.extensions || [];
});
} else {
accept[blob.type] = options.extensions || [];
}
if (existingHandle) {
try {
// Check if the file still exists.
await existingHandle.getFile();
} catch (err) {
existingHandle = null;
if (throwIfExistingHandleNotGood) {
throw err;
}
}
}
const handle =
existingHandle ||
(await window.showSaveFilePicker({
suggestedName: options.fileName,
types: [
{
description: options.description || '',
accept: accept,
},
],
}));
const writable = await handle.createWritable();
await writable.write(blob);
await writable.close();
return handle;
};