function _typeof(obj) { "@babel/helpers - typeof"; return _typeof = "function" == typeof Symbol && "symbol" == typeof Symbol.iterator ? function (obj) { return typeof obj; } : function (obj) { return obj && "function" == typeof Symbol && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }, _typeof(obj); }
function _slicedToArray(arr, i) { return _arrayWithHoles(arr) || _iterableToArrayLimit(arr, i) || _unsupportedIterableToArray(arr, i) || _nonIterableRest(); }
function _nonIterableRest() { throw new TypeError("Invalid attempt to destructure non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method."); }
function _unsupportedIterableToArray(o, minLen) { if (!o) return; if (typeof o === "string") return _arrayLikeToArray(o, minLen); var n = Object.prototype.toString.call(o).slice(8, -1); if (n === "Object" && o.constructor) n = o.constructor.name; if (n === "Map" || n === "Set") return Array.from(o); if (n === "Arguments" || /^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(n)) return _arrayLikeToArray(o, minLen); }
function _arrayLikeToArray(arr, len) { if (len == null || len > arr.length) len = arr.length; for (var i = 0, arr2 = new Array(len); i < len; i++) arr2[i] = arr[i]; return arr2; }
function _iterableToArrayLimit(arr, i) { var _i = null == arr ? null : "undefined" != typeof Symbol && arr[Symbol.iterator] || arr["@@iterator"]; if (null != _i) { var _s, _e, _x, _r, _arr = [], _n = !0, _d = !1; try { if (_x = (_i = _i.call(arr)).next, 0 === i) { if (Object(_i) !== _i) return; _n = !1; } else for (; !(_n = (_s = _x.call(_i)).done) && (_arr.push(_s.value), _arr.length !== i); _n = !0); } catch (err) { _d = !0, _e = err; } finally { try { if (!_n && null != _i["return"] && (_r = _i["return"](), Object(_r) !== _r)) return; } finally { if (_d) throw _e; } } return _arr; } }
function _arrayWithHoles(arr) { if (Array.isArray(arr)) return arr; }
function ownKeys(object, enumerableOnly) { var keys = Object.keys(object); if (Object.getOwnPropertySymbols) { var symbols = Object.getOwnPropertySymbols(object); enumerableOnly && (symbols = symbols.filter(function (sym) { return Object.getOwnPropertyDescriptor(object, sym).enumerable; })), keys.push.apply(keys, symbols); } return keys; }
function _objectSpread(target) { for (var i = 1; i < arguments.length; i++) { var source = null != arguments[i] ? arguments[i] : {}; i % 2 ? ownKeys(Object(source), !0).forEach(function (key) { _defineProperty(target, key, source[key]); }) : Object.getOwnPropertyDescriptors ? Object.defineProperties(target, Object.getOwnPropertyDescriptors(source)) : ownKeys(Object(source)).forEach(function (key) { Object.defineProperty(target, key, Object.getOwnPropertyDescriptor(source, key)); }); } return target; }
function _defineProperty(obj, key, value) { key = _toPropertyKey(key); if (key in obj) { Object.defineProperty(obj, key, { value: value, enumerable: true, configurable: true, writable: true }); } else { obj[key] = value; } return obj; }
function _toPropertyKey(arg) { var key = _toPrimitive(arg, "string"); return _typeof(key) === "symbol" ? key : String(key); }
function _toPrimitive(input, hint) { if (_typeof(input) !== "object" || input === null) return input; var prim = input[Symbol.toPrimitive]; if (prim !== undefined) { var res = prim.call(input, hint || "default"); if (_typeof(res) !== "object") return res; throw new TypeError("@@toPrimitive must return a primitive value."); } return (hint === "string" ? String : Number)(input); }
import { VisuallyHidden } from '@react-aria/visually-hidden';
import throttle from 'lodash.throttle';
import React from 'react';
import { useI18nContext } from '../../_hooks/I18n';
var getInfo = function getInfo(items, uploadProgress) {
  var info = items.reduce(function (acc, item) {
    var _uploadProgress$item$;
    if (item.error) {
      return _objectSpread(_objectSpread({}, acc), {}, {
        failed: acc.failed + 1
      });
    }
    var progress = (_uploadProgress$item$ = uploadProgress[item.id]) !== null && _uploadProgress$item$ !== void 0 ? _uploadProgress$item$ : 0;
    var totalProgress = acc.totalProgress + progress;
    var uploaded = progress === 100 ? acc.uploaded + 1 : acc.uploaded;
    return _objectSpread(_objectSpread({}, acc), {}, {
      totalProgress: totalProgress,
      uploaded: uploaded
    });
  }, {
    totalProgress: 0,
    failed: 0,
    uploaded: 0
  });
  return _objectSpread(_objectSpread({}, info), {}, {
    total: items.length,
    // 33.3333333333% => 33%
    totalProgress: Math.round(info.totalProgress / items.length)
  });
};
export var ProgressAnnouncer = function ProgressAnnouncer(_ref) {
  var items = _ref.items,
    uploadProgress = _ref.uploadProgress,
    _ref$throttleMs = _ref.throttleMs,
    throttleMs = _ref$throttleMs === void 0 ? 5000 : _ref$throttleMs;
  var i18n = useI18nContext();
  var _React$useState = React.useState(''),
    _React$useState2 = _slicedToArray(_React$useState, 2),
    announce = _React$useState2[0],
    setAnnounce = _React$useState2[1];
  // Needed to not announce two times that progress is 100%
  var isAllUploadedAnnounced = React.useRef(false);
  var updateAnnounce = function updateAnnounce(files) {
    var info = getInfo(files, uploadProgress);
    var totalProgressAnnounce = info.failed ? i18n.t('core.dropzone.uploadTotalProgress.withFailed', info) : i18n.t('core.dropzone.uploadTotalProgress.withoutFailed', info);
    setAnnounce(totalProgressAnnounce);
  };
  var updateAnnounceThrottled = React.useCallback(throttle(updateAnnounce, throttleMs,
  // After file selection VoiceOver announces - the current location is the browser window.
  // It takes some time.
  {
    leading: false
  }), [throttleMs]);
  React.useEffect(function () {
    isAllUploadedAnnounced.current = false;
  }, [items.length]);
  React.useEffect(function () {
    if (items.length > 0) {
      var isAllUploaded = items.every(function (item) {
        return uploadProgress[item.id] === 100;
      });
      if (isAllUploaded && !isAllUploadedAnnounced.current) {
        // announce immediately
        isAllUploadedAnnounced.current = true;
        updateAnnounceThrottled.cancel();
        updateAnnounce(items);
      } else if (!isAllUploaded) {
        updateAnnounceThrottled(items);
      }
    }
  }, [items, uploadProgress]);
  React.useEffect(function () {
    return function () {
      updateAnnounceThrottled.cancel();
    };
  }, []);
  return announce ? /*#__PURE__*/React.createElement(MemoizedAnnouncer, {
    value: announce
  }) : null;
};
var Announcer = function Announcer(_ref2) {
  var value = _ref2.value;
  return /*#__PURE__*/React.createElement(VisuallyHidden, null, /*#__PURE__*/React.createElement("div", {
    role: "status"
  }, value));
};
var MemoizedAnnouncer = /*#__PURE__*/React.memo(Announcer);
//# sourceMappingURL=ProgressAnnouncer.js.map