resolve-runtime/lib/utils/saga_runner_express.js

This package create server with resolve.

"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.default = void 0;

var _cron = require("cron");

const CRON_REBOOT = '@reboot';
const CRON_VARS = {
  '@yearly': '0 0 0 1 1 *',
  '@annually': '0 0 0 1 1 *',
  '@weekly': '0 0 0 * * 0',
  '@daily': '0 0 0 * * *',
  '@hourly': '0 0 * * * *'
};

const createSaga = (saga = {}, context) => {
  const {
    eventHandlers = {},
    cronHandlers = {}
  } = saga;
  Object.keys(eventHandlers).map(eventName => context.resolve.loadEvents({
    eventTypes: [eventName],
    skipStorage: true
  }, async event => await eventHandlers[eventName](event, context)));
  Object.keys(cronHandlers).map(cronTime => {
    let cronArg = CRON_VARS[cronTime] ? CRON_VARS[cronTime] : cronTime;

    if (cronTime === CRON_REBOOT) {
      return cronHandlers[cronTime](context);
    }

    try {
      return new _cron.CronJob(cronArg, () => {
        cronHandlers[cronTime](context);
      }, null, true);
    } catch (e) {
      throw new Error('Invalid format for saga cron. Please, use ' + "'[seconds] [minutes] [hours] [day of month] [months] [day of week]' format " + 'or variables @reboot, @yearly, @annually, @weekly, @daily, @hourly.');
    }
  });
};

const sagaRunner = ({
  eventStore,
  executeCommand,
  executeQuery,
  sagas
}) => {
  sagas.forEach(saga => {
    const context = {
      resolve: {
        loadEvents: eventStore.loadEvents,
        executeQuery,
        executeCommand
      }
    };
    createSaga(saga, context);
  });
};

var _default = sagaRunner;
exports.default = _default;
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