'use strict';

Object.defineProperty(exports, '__esModule', { value: true });

function getError(option, xhr) {
  const msg = `cannot ${option.method} ${option.action} ${xhr.status}'`;
  const err = new Error(msg);
  err.status = xhr.status;
  err.method = option.method;
  err.url = option.action;
  return err;
}
function getBody(xhr) {
  const text = xhr.responseText || xhr.response;
  if (!text)
    return text;
  try {
    return JSON.parse(text);
  } catch (e) {
    return text;
  }
}
function upload(option) {
  const xhr = new XMLHttpRequest();
  if (option.onProgress && xhr.upload) {
    xhr.upload.onprogress = function progress(e) {
      if (e.total > 0)
        e.percent = e.loaded / e.total * 100;
      option.onProgress(e);
    };
  }
  const formData = new FormData();
  if (option.data) {
    Object.keys(option.data).forEach((key) => {
      const value = option.data[key];
      if (Array.isArray(value)) {
        value.forEach((item) => {
          formData.append(`${key}[]`, item);
        });
        return;
      }
      formData.append(key, value);
    });
  }
  if (option.file instanceof Blob)
    formData.append(option.filename, option.file, option.file.name);
  else
    formData.append(option.filename, option.file);
  xhr.onerror = function error(e) {
    option.onError(e);
  };
  xhr.onload = function onload() {
    if (xhr.status < 200 || xhr.status >= 300)
      return option.onError(getError(option, xhr), getBody(xhr));
    return option.onSuccess(getBody(xhr), xhr);
  };
  xhr.open(option.method, option.action, true);
  if (option.withCredentials && "withCredentials" in xhr)
    xhr.withCredentials = true;
  const headers = option.headers || {};
  if (headers["X-Requested-With"] !== null)
    xhr.setRequestHeader("X-Requested-With", "XMLHttpRequest");
  Object.keys(headers).forEach((h) => {
    if (headers[h] !== null)
      xhr.setRequestHeader(h, headers[h]);
  });
  xhr.send(formData);
  return {
    abort() {
      xhr.abort();
    }
  };
}

exports.default = upload;
//# sourceMappingURL=request.cjs.map
