82 lines
2.0 KiB
JavaScript
82 lines
2.0 KiB
JavaScript
// src/writers/web-fs.ts
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var createContent = async ({
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filename
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}) => {
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const directoryHandle = await navigator.storage.getDirectory();
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const actualFilename = `__remotion_mediaparser:${filename}`;
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const remove = async () => {
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try {
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await directoryHandle.removeEntry(actualFilename, {
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recursive: true
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});
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} catch {}
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};
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await remove();
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const fileHandle = await directoryHandle.getFileHandle(actualFilename, {
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create: true
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});
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const writable = await fileHandle.createWritable();
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let written = 0;
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let writPromise = Promise.resolve();
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const write = async (arr) => {
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await writable.write(arr);
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written += arr.byteLength;
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};
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const updateDataAt = async (position, data) => {
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await writable.seek(position);
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await writable.write(data);
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await writable.seek(written);
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};
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const writer = {
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write: (arr) => {
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writPromise = writPromise.then(() => write(arr));
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return writPromise;
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},
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finish: async () => {
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await writPromise;
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try {
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await writable.close();
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} catch {}
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},
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async getBlob() {
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const newHandle = await directoryHandle.getFileHandle(actualFilename, {
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create: true
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});
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const newFile = await newHandle.getFile();
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return newFile;
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},
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getWrittenByteCount: () => written,
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updateDataAt: (position, data) => {
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writPromise = writPromise.then(() => updateDataAt(position, data));
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return writPromise;
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},
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remove
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};
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return writer;
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};
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var webFsWriter = {
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createContent
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};
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var canUseWebFsWriter = async () => {
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if (!("storage" in navigator)) {
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return false;
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}
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if (!("getDirectory" in navigator.storage)) {
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return false;
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}
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try {
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const directoryHandle = await navigator.storage.getDirectory();
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const fileHandle = await directoryHandle.getFileHandle("remotion-probe-web-fs-support", {
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create: true
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});
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const canUse = fileHandle.createWritable !== undefined;
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return canUse;
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} catch {
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return false;
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}
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};
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export {
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webFsWriter,
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canUseWebFsWriter
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};
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