dash-renderer/lib/observers/executingCallbacks.js

render dash components in react

"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.default = void 0;
var _ramda = require("ramda");
var _callbacks = require("../actions/callbacks");
var _constants = require("../reducers/constants");
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var observer = {
  observer: _ref => {
    var dispatch = _ref.dispatch,
      getState = _ref.getState;
    var _getState = getState(),
      executing = _getState.callbacks.executing;
    var _partition = (0, _ramda.partition)(cb => cb.executionPromise instanceof Promise, executing),
      _partition2 = _slicedToArray(_partition, 2),
      deferred = _partition2[0],
      skippedOrReady = _partition2[1];
    dispatch((0, _callbacks.aggregateCallbacks)([executing.length ? (0, _callbacks.removeExecutingCallbacks)(executing) : null, deferred.length ? (0, _callbacks.addWatchedCallbacks)(deferred) : null, skippedOrReady.length ? (0, _callbacks.addExecutedCallbacks)(skippedOrReady.map(cb => (0, _ramda.assoc)('executionResult', cb.executionPromise, cb))) : null]));
    deferred.forEach(/*#__PURE__*/function () {
      var _ref2 = _asyncToGenerator(/*#__PURE__*/_regenerator().m(function _callee(cb) {
        var result, _getState2, watched, appLifecycle, callback_resolved, currentCb;
        return _regenerator().w(function (_context) {
          while (1) switch (_context.n) {
            case 0:
              _context.n = 1;
              return cb.executionPromise;
            case 1:
              result = _context.v;
              _getState2 = getState(), watched = _getState2.callbacks.watched, appLifecycle = _getState2.appLifecycle, callback_resolved = _getState2.hooks.callback_resolved;
              if (!(appLifecycle !== (0, _constants.getAppState)('HYDRATED'))) {
                _context.n = 2;
                break;
              }
              return _context.a(2);
            case 2:
              if (callback_resolved) {
                callback_resolved(cb.callback, result);
              }

              // Check if it's been removed from the `watched` list since - on callback completion, another callback may be cancelled
              // Find the callback instance or one that matches its promise (eg. could have been pruned)
              currentCb = (0, _ramda.find)(_cb => _cb === cb || _cb.executionPromise === cb.executionPromise, watched);
              if (currentCb) {
                _context.n = 3;
                break;
              }
              return _context.a(2);
            case 3:
              // Otherwise move to `executed` and remove from `watched`
              dispatch((0, _callbacks.aggregateCallbacks)([(0, _callbacks.removeWatchedCallbacks)([currentCb]), (0, _callbacks.addExecutedCallbacks)([_objectSpread(_objectSpread({}, currentCb), {}, {
                executionResult: result
              })])]));
            case 4:
              return _context.a(2);
          }
        }, _callee);
      }));
      return function (_x) {
        return _ref2.apply(this, arguments);
      };
    }());
  },
  inputs: ['callbacks.executing']
};
var _default = exports.default = observer;