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feat: server transfer rotation

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naiba
2026-05-25 10:15:24 +00:00
parent 2010d80914
commit 849d131382
60 changed files with 4488 additions and 1359 deletions
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src/lib/fm.ts
+37 -37
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@@ -15,53 +15,53 @@ onmessage = async function (event) {
const { operation, arrayBuffer, fileName } = event.data
switch (operation) {
case Operation.WriteHeader: {
const dataView = new DataView(arrayBuffer)
expectedLength = Number(dataView.getBigUint64(4, false))
receivedLength = 0
case Operation.WriteHeader: {
const dataView = new DataView(arrayBuffer)
expectedLength = Number(dataView.getBigUint64(4, false))
receivedLength = 0
// Create a new temporary file
root = await navigator.storage.getDirectory()
draftHandle = await root.getFileHandle(fileName, { create: true })
accessHandle = await draftHandle.createSyncAccessHandle()
// Create a new temporary file
root = await navigator.storage.getDirectory()
draftHandle = await root.getFileHandle(fileName, { create: true })
accessHandle = await draftHandle.createSyncAccessHandle()
// Inform that file handle is created
const dataChunk = arrayBuffer.slice(12)
receivedLength += dataChunk.byteLength
accessHandle.write(dataChunk, { at: 0 })
const progress = "got handle"
postMessage({ type: 1, progress: progress })
break
// Inform that file handle is created
const dataChunk = arrayBuffer.slice(12)
receivedLength += dataChunk.byteLength
accessHandle.write(dataChunk, { at: 0 })
const progress = "got handle"
postMessage({ type: 1, progress: progress })
break
}
case Operation.WriteChunks: {
if (!accessHandle) {
throw new Error("accessHandle is undefined")
}
case Operation.WriteChunks: {
if (!accessHandle) {
throw new Error("accessHandle is undefined")
}
accessHandle.write(arrayBuffer, { at: receivedLength })
receivedLength += arrayBuffer.byteLength
accessHandle.write(arrayBuffer, { at: receivedLength })
receivedLength += arrayBuffer.byteLength
if (receivedLength === expectedLength) {
accessHandle.flush()
accessHandle.close()
if (receivedLength === expectedLength) {
accessHandle.flush()
accessHandle.close()
const fileBlob = await draftHandle.getFile()
const blob = new Blob([fileBlob], { type: "application/octet-stream" })
const fileBlob = await draftHandle.getFile()
const blob = new Blob([fileBlob], { type: "application/octet-stream" })
postMessage({ type: 2, blob: blob, fileName: fileName })
}
break
postMessage({ type: 2, blob: blob, fileName: fileName })
}
case Operation.DeleteFiles: {
for await (const [name, handle] of root.entries()) {
if (handle.kind === "file") {
await root.removeEntry(name)
} else if (handle.kind === "directory") {
await root.removeEntry(name, { recursive: true })
}
break
}
case Operation.DeleteFiles: {
for await (const [name, handle] of root.entries()) {
if (handle.kind === "file") {
await root.removeEntry(name)
} else if (handle.kind === "directory") {
await root.removeEntry(name, { recursive: true })
}
break
}
break
}
}
} catch (error) {
if (error instanceof Error) postMessage({ type: 0, error: error.message })