dash-renderer/lib/observers/isLoading.js

render dash components in react

"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.default = void 0;
var _callbacks = require("../utils/callbacks");
var _isLoading = require("../actions/isLoading");
var observer = {
  observer: _ref => {
    var dispatch = _ref.dispatch,
      getState = _ref.getState;
    var _getState = getState(),
      callbacks = _getState.callbacks,
      isLoading = _getState.isLoading;
    var pendingCallbacks = (0, _callbacks.getPendingCallbacks)(callbacks);

    // Filter out persistent callbacks - they shouldn't trigger the loading indicator
    var nonPersistentCallbacks = pendingCallbacks.filter(cb => !cb.callback.persistent);
    var next = Boolean(nonPersistentCallbacks.length);
    if (isLoading !== next) {
      dispatch((0, _isLoading.setIsLoading)(next));
    }
  },
  inputs: ['callbacks']
};
var _default = exports.default = observer;