"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.resolveCapabilities = exports.getCapabilitiesResolver = void 0;
var _lodash = require("lodash");
var _apmUtils = require("@kbn/apm-utils");
/*
 * Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one
 * or more contributor license agreements. Licensed under the Elastic License
 * 2.0 and the Server Side Public License, v 1; you may not use this file except
 * in compliance with, at your election, the Elastic License 2.0 or the Server
 * Side Public License, v 1.
 */

const getCapabilitiesResolver = (capabilities, switchers) => async (request, applications, useDefaultCapabilities) => {
  return (0, _apmUtils.withSpan)({
    name: 'resolve capabilities',
    type: 'capabilities'
  }, () => resolveCapabilities(capabilities(), switchers(), request, applications, useDefaultCapabilities));
};
exports.getCapabilitiesResolver = getCapabilitiesResolver;
const resolveCapabilities = async (capabilities, switchers, request, applications, useDefaultCapabilities) => {
  const mergedCaps = (0, _lodash.cloneDeep)({
    ...capabilities,
    navLinks: applications.reduce((acc, app) => {
      acc[app] = true;
      return acc;
    }, capabilities.navLinks)
  });
  return switchers.reduce(async (caps, switcher) => {
    const resolvedCaps = await caps;
    const changes = await switcher(request, resolvedCaps, useDefaultCapabilities);
    return recursiveApplyChanges(resolvedCaps, changes);
  }, Promise.resolve(mergedCaps));
};
exports.resolveCapabilities = resolveCapabilities;
function recursiveApplyChanges(destination, source) {
  return Object.keys(destination).map(key => {
    const orig = destination[key];
    const changed = source[key];
    if (changed == null) {
      return [key, orig];
    }
    if (typeof orig === 'object' && typeof changed === 'object') {
      return [key, recursiveApplyChanges(orig, changed)];
    }
    return [key, typeof orig === typeof changed ? changed : orig];
  }).reduce((acc, [key, value]) => {
    acc[key] = value;
    return acc;
  }, {});
}