@talend/react-cmf-cqrs/lib/sagas/ack.js

@talend/react-cmf plugin for CQRS backend architecture

"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.default = void 0;
var _effects = require("redux-saga/effects");
var _constants = require("../constants");
/**
 * this module define a high level API to handle ack in sagas
 * @module react-cmf-cqrs/lib/sagas/ack
 * @example
import { channel } from 'redux-saga';
import { fork, take, put, race, call, select } from 'redux-saga/effects';
import { sagas } from '@talend/react-cmf-cqrs';
function* onMyButtonClicked() {
    const requestId = objectID().toString();
    const chan = yield call(channel);
    yield fork(ack.listen, chan);
    const action = ... //action with ack and requestId
    yield put(action);
    yield call(ack.check, chan, requestId);
}
 */

/**
 * this function let you listen a channel ACK_RECEIVE_MESSAGE
 * @param {Object} channel redux-saga channel
 */
function* listen(chan) {
  // eslint-disable-next-line no-constant-condition
  while (true) {
    const action = yield (0, _effects.take)(_constants.ACK_RECEIVE_MESSAGE);
    yield (0, _effects.put)(chan, action.requestId);
  }
}

/**
 * this function will wait for the ack to be filled.
 * @param {Object} channel redux-saga channel instance
 * @param {string} requestId the requestId to check in the channel
 */
function* check(chan, requestId) {
  let ackRequestId;
  do {
    ackRequestId = yield (0, _effects.take)(chan);
  } while (ackRequestId !== requestId);
  return true;
}
var _default = exports.default = {
  listen,
  check
};
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