bpm-engine/dist/lib/Elements/IntermediateCatchEvent.js

Business Process Management Engine for JavaScript

'use strict';

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

var _asyncToGenerator2 = require('babel-runtime/helpers/asyncToGenerator');

var _asyncToGenerator3 = _interopRequireDefault(_asyncToGenerator2);

var _Event = require('./Event');

var _Event2 = _interopRequireDefault(_Event);

var _iso8601RepeatingInterval = require('iso8601-repeating-interval');

var _iso8601RepeatingInterval2 = _interopRequireDefault(_iso8601RepeatingInterval);

var _constants = require('../constants');

var constants = _interopRequireWildcard(_constants);

function _interopRequireWildcard(obj) { if (obj && obj.__esModule) { return obj; } else { var newObj = {}; if (obj != null) { for (var key in obj) { if (Object.prototype.hasOwnProperty.call(obj, key)) newObj[key] = obj[key]; } } newObj.default = obj; return newObj; } }

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

const evaluateIntervalString = body => {
  const extendedBody = `R2/\${timestamp}/${body}`;

  const fnBody = `return \`${extendedBody}\`;`;
  const f = new Function('timestamp', fnBody);
  const intervalString = f(new Date().toISOString());
  return intervalString;
};

class IntermediateCatchEvent extends _Event2.default {
  constructor(...args) {
    var _temp, _this;

    return _temp = _this = super(...args), this.makeActive = (0, _asyncToGenerator3.default)(function* () {
      yield _this.callPlugins('onActive');
      _this.tokenInstance.status = 'paused';

      yield _this.tokenInstance.persistUpdate();

      // create the timer event so the process continues at some point
      const eventDefinitions = _this.definition.eventDefinitions;

      const firstEventDefinition = eventDefinitions[0];

      if (firstEventDefinition) {
        const timeDuration = firstEventDefinition.timeDuration;


        if (timeDuration) {
          const intervalString = evaluateIntervalString(timeDuration.body);
          const interval = (0, _iso8601RepeatingInterval2.default)(intervalString);
          const firstAfter = interval.firstAfter(new Date() - 1000);

          if (firstAfter && firstAfter.index === 0) {
            const secondAfter = interval.firstAfter(firstAfter.time + 500);

            yield _this.persist.timer.create({
              timerId: _this.engine.generateId(),
              index: secondAfter.index,
              time: secondAfter.date / 1,
              interval: intervalString,
              intent: constants.CONTINUE_TOKEN_INSTANCE_INTENT,
              tokenId: _this.tokenInstance.tokenId
            });
          }
        }
      }
    }), _temp;
  }

}
exports.default = IntermediateCatchEvent;
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