@lyra/base/lib/datastores/utils/createActions.js

Lyra plugin containing the base components and roles for a Lyra configuration

'use strict';

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.default = createActions;

var _nanoPubsub = require('nano-pubsub');

var _nanoPubsub2 = _interopRequireDefault(_nanoPubsub);

var _rxjs = require('rxjs');

function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

// Todo: refactor out
function createActions(actions) {
  return Object.keys(actions).reduce((acc, name) => {
    acc[name] = createAction(name, actions[name]);
    return acc;
  }, {});
}

function createAction(name, fn) {
  const calls = (0, _nanoPubsub2.default)();

  const functor = function action(...args) {
    // eslint-disable-line func-name-matching
    const retValue = fn(...args);

    calls.publish({
      name: name,
      progress: retValue.progress,
      returnValue: retValue,
      args: args
    });

    return retValue;
  };

  functor.calls = new _rxjs.Observable(observer => {
    return calls.subscribe(call => {
      observer.next(call);
    });
  });

  return functor;
}