142 lines
3.1 KiB
JavaScript
142 lines
3.1 KiB
JavaScript
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// import {
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// fileOpen,
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// fileSave,
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// } from '../../extlib/fs/index';
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import {
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fileOpen,
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fileSave,
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} from 'browser-fs-access';
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// import { sce } from './app'
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// https://web.dev/file-system-access/
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const link = document.createElement('a');
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link.style.display = 'none';
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document.body.appendChild(link);
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function saveLegacy(blob, filename) {
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link.href = URL.createObjectURL(blob);
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link.download = filename;
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link.click();
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}
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var tzoffset = (new Date()).getTimezoneOffset() * 60000;
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export function STLExport(filename) {
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const result = STLexp.parse(sce.selected[0], { binary: true });
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const time = (new Date(Date.now() - tzoffset)).toISOString().slice(0, -5).replace(/:/g, '-');
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saveLegacy(new Blob([result], { type: 'model/stl' }), `${filename}_${time}.stl`);
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}
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export async function saveFile(fileHandle, file, dispatch, suggestedName) {
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try {
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if (!fileHandle) {
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return await saveFileAs(file, dispatch, suggestedName);
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}
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const blob = new Blob([file], { type: 'application/json' })
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await fileSave(blob, undefined, fileHandle, true)
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dispatch({ type: 'set-modified', status: false })
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} catch (ex) {
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const msg = 'Unable to save file';
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console.error(msg, ex);
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alert(msg);
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}
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};
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const options = {
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mimeTypes: ['application/json'],
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extensions: ['.json'],
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multiple: false,
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description: 'Part files',
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};
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export async function saveFileAs(file, dispatch, suggestedName) {
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try {
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const blob = new Blob([file], { type: 'application/json' })
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options.fileName = suggestedName + options.extensions[0]
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const fileHandle = await fileSave(blob, options)
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dispatch({ type: 'set-file-handle', fileHandle, modified: false })
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} catch (ex) {
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const msg = 'Unable to save file.';
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console.error(msg, ex);
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alert(msg);
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return;
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}
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};
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export async function openFile(dispatch) {
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let file
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try {
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file = await fileOpen(options);
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} catch (ex) {
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if (ex.name === 'AbortError') {
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return;
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}
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const msg = 'An error occured trying to open the file.';
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console.error(msg, ex);
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alert(msg);
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}
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try {
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const text = await file.text();
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console.log(file, file.handle)
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dispatch({ type: 'restore-state', state: sce.loadState(text), fileName: file.name })
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if (file.handle) {
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dispatch({ type: 'set-file-handle', fileHandle: file.handle })
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}
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} catch (ex) {
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const msg = `An error occured reading ${fileHandle}`;
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console.error(msg, ex);
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alert(msg);
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}
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};
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export function confirmDiscard(modified) {
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if (!modified) {
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return true;
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}
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const confirmMsg = 'Discard changes? All changes will be lost.';
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return confirm(confirmMsg);
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};
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export async function verifyPermission(fileHandle) {
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const opts = {
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mode: 'readwrite'
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};
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// Check if we already have permission, if so, return true.
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if (await fileHandle.queryPermission(opts) === 'granted') {
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return true;
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}
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// Request permission to the file, if the user grants permission, return true.
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if (await fileHandle.requestPermission(opts) === 'granted') {
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return true;
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}
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// The user did nt grant permission, return false.
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return false;
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} |