Complete file upload

client.fileUploads.complete({
  file_upload_id: "file_upload_id"
})

import fs from "fs"

const CHUNK_SIZE = 20 * 1024 * 1024 // 20MB
const fileBuffer = fs.readFileSync("./large-video.mp4")
const totalParts = Math.ceil(fileBuffer.length / CHUNK_SIZE)

// Step 1: Create the upload
const fileUpload = await client.fileUploads.create({
  mode: "multi_part",
  filename: "large-video.mp4",
  content_type: "video/mp4",
  number_of_parts: totalParts
})

// Step 2: Send all parts
for (let i = 0; i < totalParts; i++) {
  const start = i * CHUNK_SIZE
  const end = Math.min(start + CHUNK_SIZE, fileBuffer.length)
  const chunk = fileBuffer.slice(start, end)
  
  await client.fileUploads.send({
    file_upload_id: fileUpload.id,
    file: { data: chunk },
    part_number: String(i + 1)
  })
}

// Step 3: Complete the upload
const completed = await client.fileUploads.complete({
  file_upload_id: fileUpload.id
})

if (completed.status === "uploaded") {
  console.log("Upload successful!")
  console.log(completed.file_import_result)
} else {
  console.error("Upload failed:", completed.file_import_result?.error)
}

const result = await client.fileUploads.complete({
  file_upload_id: fileUpload.id
})

if (result.file_import_result?.type === "error") {
  const error = result.file_import_result.error
  console.error(`Upload error (${error.type}): ${error.message}`)
  
  if (error.type === "validation_error") {
    console.error(`Parameter: ${error.parameter}`)
  }
} else if (result.file_import_result?.type === "success") {
  console.log("File imported at:", result.file_import_result.imported_time)
}

// After sending all parts, verify count
const uploadStatus = await client.fileUploads.retrieve({
  file_upload_id: fileUpload.id
})

if (uploadStatus.number_of_parts?.sent === uploadStatus.number_of_parts?.total) {
  // All parts sent, safe to complete
  const result = await client.fileUploads.complete({
    file_upload_id: fileUpload.id
  })
  console.log("Upload completed:", result.status)
} else {
  console.error(
    `Missing parts: ${uploadStatus.number_of_parts?.sent} / ${uploadStatus.number_of_parts?.total}`
  )
}