@randy.tarampi/jsx/esm/lib/actions/posts/fetchPostsForBlog.js

Some common JSX components for www.randytarampi.ca

function ownKeys(object, enumerableOnly) { var keys = Object.keys(object); if (Object.getOwnPropertySymbols) { var symbols = Object.getOwnPropertySymbols(object); if (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 = arguments[i] != null ? arguments[i] : {}; if (i % 2) { ownKeys(Object(source), true).forEach(function (key) { _defineProperty(target, key, source[key]); }); } else if (Object.getOwnPropertyDescriptors) { Object.defineProperties(target, Object.getOwnPropertyDescriptors(source)); } else { ownKeys(Object(source)).forEach(function (key) { Object.defineProperty(target, key, Object.getOwnPropertyDescriptor(source, key)); }); } } return target; }

function _defineProperty(obj, key, value) { if (key in obj) { Object.defineProperty(obj, key, { value: value, enumerable: true, configurable: true, writable: true }); } else { obj[key] = value; } return obj; }

function _objectWithoutProperties(source, excluded) { if (source == null) return {}; var target = _objectWithoutPropertiesLoose(source, excluded); var key, i; if (Object.getOwnPropertySymbols) { var sourceSymbolKeys = Object.getOwnPropertySymbols(source); for (i = 0; i < sourceSymbolKeys.length; i++) { key = sourceSymbolKeys[i]; if (excluded.indexOf(key) >= 0) continue; if (!Object.prototype.propertyIsEnumerable.call(source, key)) continue; target[key] = source[key]; } } return target; }

function _objectWithoutPropertiesLoose(source, excluded) { if (source == null) return {}; var target = {}; var sourceKeys = Object.keys(source); var key, i; for (i = 0; i < sourceKeys.length; i++) { key = sourceKeys[i]; if (excluded.indexOf(key) >= 0) continue; target[key] = source[key]; } return target; }

import { DateTime } from "luxon";
import { createComplexPostsSelector, getBasePostsSelectorForType, selectors } from "../../data/selectors";
import { generateFilterFunctionForFilterName } from "../../util/posts";
import { FETCHING_POSTS_PER_PAGE, fetchingPostsCancelled, fetchPostsCreator } from "./fetchPosts";

var selectOldestFilteredPostDate = (postType, filter, filterValue, state) => {
  var postsFilters = [generateFilterFunctionForFilterName[filter](filterValue)];
  var postsSelector = createComplexPostsSelector(postsFilters, [getBasePostsSelectorForType(postType)]);
  var posts = postsSelector(state);
  return posts && posts.last() && posts.last().date;
};

export var fetchPostsForBlogCreator = function fetchPostsForBlogCreator(fetchUrl) {
  var postType = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : "global";

  var _ref = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : {};

  var {
    filter,
    filterValue,
    perPage = FETCHING_POSTS_PER_PAGE
  } = _ref,
      params = _objectWithoutProperties(_ref, ["filter", "filterValue", "perPage"]);

  return (dispatch, getState) => {
    var state = getState();
    var searchType = "blog";
    var oldestLoadedPostDateString = selectors.getOldestFetchedPostDateForSearchTypeAndPostType(state, searchType, postType);
    var oldestLoadedPostDate = filter && filterValue ? selectOldestFilteredPostDate(postType, filter, filterValue, state) : oldestLoadedPostDateString && DateTime.fromISO(oldestLoadedPostDateString);
    var oldestPostAvailableDateString = selectors.getOldestAvailablePostDateForSearchTypeAndPostType(state, searchType, postType);
    var oldestPostAvailableDate = oldestPostAvailableDateString && DateTime.fromISO(oldestPostAvailableDateString);

    var searchParams = _objectSpread(_objectSpread({
      perPage
    }, params), oldestLoadedPostDate ? {
      orderBy: "datePublished",
      orderOperator: "lt",
      orderComparator: oldestLoadedPostDate.toISO(),
      orderComparatorType: "String"
    } : null);

    if (filter) {
      searchParams[filter] = filterValue;
    }

    if (oldestPostAvailableDate && oldestLoadedPostDate && oldestLoadedPostDate.diff(oldestPostAvailableDate) <= 0) {
      dispatch(fetchingPostsCancelled({
        searchParams,
        fetchUrl,
        oldestPostAvailableDate,
        oldestLoadedPostDate
      }));
      return Promise.resolve();
    }

    return fetchPostsCreator(fetchUrl, postType, searchParams, searchType)(dispatch, getState);
  };
};
export default fetchPostsForBlogCreator;