@aimee-blue/ab-service-kit/lib/shared/configuration/featureFlags.js

Aimee Blue Service Template

"use strict";

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

var Config = _interopRequireWildcard(require("./config"));

var _rxjs = require("rxjs");

var _operators = require("rxjs/operators");

function _getRequireWildcardCache() { if (typeof WeakMap !== "function") return null; var cache = new WeakMap(); _getRequireWildcardCache = function () { return cache; }; return cache; }

function _interopRequireWildcard(obj) { if (obj && obj.__esModule) { return obj; } if (obj === null || typeof obj !== "object" && typeof obj !== "function") { return { default: obj }; } var cache = _getRequireWildcardCache(); if (cache && cache.has(obj)) { return cache.get(obj); } var newObj = {}; var hasPropertyDescriptor = Object.defineProperty && Object.getOwnPropertyDescriptor; for (var key in obj) { if (Object.prototype.hasOwnProperty.call(obj, key)) { var desc = hasPropertyDescriptor ? Object.getOwnPropertyDescriptor(obj, key) : null; if (desc && (desc.get || desc.set)) { Object.defineProperty(newObj, key, desc); } else { newObj[key] = obj[key]; } } } newObj.default = obj; if (cache) { cache.set(obj, newObj); } return newObj; }

function configureFlags(defaultFlags) {
  const load = async (params = {}) => {
    const flagsData = await Config.load(params).then(config => config.featureFlags);
    return { ...defaultFlags,
      ...flagsData
    };
  };

  const latest = () => (0, _rxjs.defer)(() => (0, _rxjs.from)(load()));

  const withLatest = () => whatever => whatever.pipe((0, _operators.flatMap)(something => (0, _rxjs.from)(load()).pipe((0, _operators.map)(item => [something, item]))));

  return {
    load,
    latest,
    withLatest
  };
}
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