@rpldy/chunked-sender/lib/esm/chunkedSender/processChunks.js

adds chunked upload capabilities on top of the regular XHR uploads

import { logger } from "@rpldy/shared";
import getChunks from "./getChunks";
import sendChunks from "./sendChunks";
import { CHUNKED_SENDER_TYPE } from "../consts";
import processChunkProgressData from "./processChunkProgressData";
import getChunkedState from "./getChunkedState";
export const abortChunkedRequest = (chunkedState, item) => {
  logger.debugLog(`chunkedSender: aborting chunked upload for item: ${item.id}`);
  const state = chunkedState.getState();
  if (!state.finished && !state.aborted) {
    Object.keys(state.requests).forEach(chunkId => {
      logger.debugLog(`chunkedSender: aborting chunk: ${chunkId}`);
      state.requests[chunkId].abort();
    });
    chunkedState.updateState(state => {
      state.aborted = true;
    });
  }
  return state.aborted;
};
export const startProcessing = (chunkedState, item, onProgress, trigger) => {
  const onChunkProgress = (e, chunks) => {
    const progressData = processChunkProgressData(chunkedState, item, chunks[0].id, e.loaded);
    onProgress(progressData, [item]);
  };
  const sendPromise = new Promise(resolve => {
    sendChunks(chunkedState, item, onChunkProgress, resolve, trigger);
  });
  return {
    sendPromise,
    abort: () => abortChunkedRequest(chunkedState, item)
  };
};
const processChunks = (item, chunkedOptions, url, sendOptions, onProgress, trigger) => {
  const chunks = getChunks(item, chunkedOptions, sendOptions.startByte);
  const chunkedState = getChunkedState(chunks, url, sendOptions, chunkedOptions);
  logger.debugLog(`chunkedSender: created ${chunks.length} chunks for: ${item.file.name}.`);
  const {
    sendPromise,
    abort
  } = startProcessing(chunkedState, item, onProgress, trigger);
  return {
    request: sendPromise,
    abort,
    senderType: CHUNKED_SENDER_TYPE
  };
};
export default processChunks;