text: "use strict";
  var __assign = (this && this.__assign) || function () {
      __assign = Object.assign || function(t) {
          for (var s, i = 1, n = arguments.length; i < n; i++) {
              s = arguments[i];
              for (var p in s) if (Object.prototype.hasOwnProperty.call(s, p))
                  t[p] = s[p];
          }
          return t;
      };
      return __assign.apply(this, arguments);
  };
  var __createBinding = (this && this.__createBinding) || (Object.create ? (function(o, m, k, k2) {
      if (k2 === undefined) k2 = k;
      Object.defineProperty(o, k2, { enumerable: true, get: function() { return m[k]; } });
  }) : (function(o, m, k, k2) {
      if (k2 === undefined) k2 = k;
      o[k2] = m[k];
  }));
  var __setModuleDefault = (this && this.__setModuleDefault) || (Object.create ? (function(o, v) {
      Object.defineProperty(o, "default", { enumerable: true, value: v });
  }) : function(o, v) {
      o["default"] = v;
  });
  var __importStar = (this && this.__importStar) || function (mod) {
      if (mod && mod.__esModule) return mod;
      var result = {};
      if (mod != null) for (var k in mod) if (k !== "default" && Object.prototype.hasOwnProperty.call(mod, k)) __createBinding(result, mod, k);
      __setModuleDefault(result, mod);
      return result;
  };
  var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
      function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); }
      return new (P || (P = Promise))(function (resolve, reject) {
          function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
          function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
          function step(result) { result.done ? resolve(result.value) : adopt(result.value).then(fulfilled, rejected); }
          step((generator = generator.apply(thisArg, _arguments || [])).next());
      });
  };
  var __generator = (this && this.__generator) || function (thisArg, body) {
      var _ = { label: 0, sent: function() { if (t[0] & 1) throw t[1]; return t[1]; }, trys: [], ops: [] }, f, y, t, g;
      return g = { next: verb(0), "throw": verb(1), "return": verb(2) }, typeof Symbol === "function" && (g[Symbol.iterator] = function() { return this; }), g;
      function verb(n) { return function (v) { return step([n, v]); }; }
      function step(op) {
          if (f) throw new TypeError("Generator is already executing.");
          while (_) try {
              if (f = 1, y && (t = op[0] & 2 ? y["return"] : op[0] ? y["throw"] || ((t = y["return"]) && t.call(y), 0) : y.next) && !(t = t.call(y, op[1])).done) return t;
              if (y = 0, t) op = [op[0] & 2, t.value];
              switch (op[0]) {
                  case 0: case 1: t = op; break;
                  case 4: _.label++; return { value: op[1], done: false };
                  case 5: _.label++; y = op[1]; op = [0]; continue;
                  case 7: op = _.ops.pop(); _.trys.pop(); continue;
                  default:
                      if (!(t = _.trys, t = t.length > 0 && t[t.length - 1]) && (op[0] === 6 || op[0] === 2)) { _ = 0; continue; }
                      if (op[0] === 3 && (!t || (op[1] > t[0] && op[1] < t[3]))) { _.label = op[1]; break; }
                      if (op[0] === 6 && _.label < t[1]) { _.label = t[1]; t = op; break; }
                      if (t && _.label < t[2]) { _.label = t[2]; _.ops.push(op); break; }
                      if (t[2]) _.ops.pop();
                      _.trys.pop(); continue;
              }
              op = body.call(thisArg, _);
          } catch (e) { op = [6, e]; y = 0; } finally { f = t = 0; }
          if (op[0] & 5) throw op[1]; return { value: op[0] ? op[1] : void 0, done: true };
      }
  };
  var __importDefault = (this && this.__importDefault) || function (mod) {
      return (mod && mod.__esModule) ? mod : { "default": mod };
  };
  Object.defineProperty(exports, "__esModule", { value: true });
  exports.shouldHandleCsrfToken = exports.getAxiosConfigWithDefaultsWithoutMethod = exports.getAxiosConfigWithDefaults = exports.executeHttpRequest = exports.buildAxiosRequestConfig = exports.execute = exports.addDestinationToRequestConfig = exports.buildHttpRequest = void 0;
  var http = __importStar(require("http"));
  var https = __importStar(require("https"));
  var util_1 = require("@sap-cloud-sdk/util");
  var axios_1 = __importDefault(require("axios"));
  var scp_cf_1 = require("../connectivity/scp-cf");
  var http_client_1 = require("../http-client");
  var http_agent_1 = require("../http-agent/http-agent");
  var logger = util_1.createLogger({
      package: 'core',
      messageContext: 'http-client'
  });
  /**
   * Builds a [[DestinationHttpRequestConfig]] for the given destination.
   * If a destination name (and a JWT) are provided, it will try to resolve the destination.
   * @param destination - A destination or a destination name and a JWT.
   * @param customHeaders - Custom default headers for the resulting HTTP request.
   * @returns A [[DestinationHttpRequestConfig]].
   */
  function buildHttpRequest(destination, customHeaders) {
      return __awaiter(this, void 0, void 0, function () {
          var resolvedDestination, headers;
          return __generator(this, function (_a) {
              switch (_a.label) {
                  case 0:
                      if (customHeaders) {
                          logger.warn("The following custom headers will overwrite headers created by the SDK:\n" + Object.keys(customHeaders)
                              .map(function (key) { return "  - \"" + key + "\""; })
                              .join('\n'));
                      }
                      return [4 /*yield*/, resolveDestination(destination)];
                  case 1:
                      resolvedDestination = _a.sent();
                      if (!resolvedDestination) {
                          throw Error("Failed to resolve the destination '" + scp_cf_1.toDestinationNameUrl(destination) + "'.");
                      }
                      return [4 /*yield*/, buildHeaders(resolvedDestination, customHeaders)];
                  case 2:
                      headers = _a.sent();
                      return [2 /*return*/, buildDestinationHttpRequestConfig(resolvedDestination, headers)];
              }
          });
      });
  }
  exports.buildHttpRequest = buildHttpRequest;
  /**
   * Builds a [[DestinationHttpRequestConfig]] for the given destination
   * and then merges it into the given request configuration.
   * Setting of the given request configuration take precedence over any destination related configuration.
   * @param destination - A destination or a destination name and a JWT.
   * @param requestConfig - Any object representing an HTTP request.
   * @returns The given request config merged with the config built for the given destination.
   */
  function addDestinationToRequestConfig(destination, requestConfig) {
      return buildHttpRequest(destination).then(function (destinationConfig) {
          return merge(destinationConfig, requestConfig);
      });
  }
  exports.addDestinationToRequestConfig = addDestinationToRequestConfig;
  /**
   * Takes as parameter a function that expects an [[HttpRequest]] and returns a Promise of [[HttpResponse]].
   * Returns a function that takes a destination and a request-config (extends [[HttpRequestConfig]]), builds an [[HttpRequest]] from them, and calls
   * the provided execute function.
   *
   * NOTE: If you simply want to execute a request without passing your own execute function, use [[executeHttpRequest]] instead.
   * @param executeFn - A function that can execute an [[HttpRequestConfig]].
   * @returns A function expecting destination and a request.
   */
  function execute(executeFn) {
      return function (destination, requestConfig, options) {
          return __awaiter(this, void 0, void 0, function () {
              var destinationRequestConfig, request, _a;
              return __generator(this, function (_b) {
                  switch (_b.label) {
                      case 0: return [4 /*yield*/, buildHttpRequest(destination, requestConfig.headers)];
                      case 1:
                          destinationRequestConfig = _b.sent();
                          request = merge(destinationRequestConfig, requestConfig);
                          _a = request;
                          return [4 /*yield*/, addCsrfTokenToHeader(destination, request, options)];
                      case 2:
                          _a.headers = _b.sent();
                          return [2 /*return*/, executeFn(request)];
                  }
              });
          });
      };
  }
  exports.execute = execute;
  /**
   *
   * @experimental This API is experimental and might change in newer versions. Use with caution.
   * @param destination - A destination or a destination name and a JWT.
   * @param requestConfig - Any object representing an HTTP request.
   */
  function buildAxiosRequestConfig(destination, requestConfig) {
      return __awaiter(this, void 0, void 0, function () {
          var destinationRequestConfig, request;
          return __generator(this, function (_a) {
              switch (_a.label) {
                  case 0: return [4 /*yield*/, buildHttpRequest(destination, requestConfig === null || requestConfig === void 0 ? void 0 : requestConfig.headers)];
                  case 1:
                      destinationRequestConfig = _a.sent();
                      request = requestConfig
                          ? merge(destinationRequestConfig, requestConfig)
                          : destinationRequestConfig;
                      return [2 /*return*/, __assign(__assign({}, getAxiosConfigWithDefaultsWithoutMethod()), request)];
              }
          });
      });
  }
  exports.buildAxiosRequestConfig = buildAxiosRequestConfig;
  /**
   * Builds a [[DestinationHttpRequestConfig]] for the given destination, merges it into the given requestConfig
   * and executes it (using Axios).
   * @param destination - A destination or a destination name and a JWT.
   * @param requestConfig - Any object representing an HTTP request.
   * @param options - An [[HttpRequestOptions]] of the http request for configuring e.g., csrf token delegation. By default, the SDK will not fetch the csrf token.
   * @returns A promise resolving to an [[HttpResponse]].
   */
  function executeHttpRequest(destination, requestConfig, options) {
      return execute(executeWithAxios)(destination, requestConfig, options);
  }
  exports.executeHttpRequest = executeHttpRequest;
  function buildDestinationHttpRequestConfig(destination, headers) {
      return __assign({ baseURL: destination.url, headers: headers, params: destination.queryParameters }, http_agent_1.getAgentConfig(destination));
  }
  function buildHeaders(destination, customHeaders) {
      return scp_cf_1.buildHeadersForDestination(destination, customHeaders).catch(function (error) {
          throw new util_1.ErrorWithCause('Failed to build headers.', error);
      });
  }
  function resolveDestination(destination) {
      return scp_cf_1.useOrFetchDestination(destination).catch(function (error) {
          throw new util_1.ErrorWithCause('Failed to load destination.', error);
      });
  }
  function merge(destinationRequestConfig, customRequestConfig) {
      return __assign(__assign(__assign({}, destinationRequestConfig), customRequestConfig), { headers: __assign(__assign({}, destinationRequestConfig.headers), customRequestConfig.headers) });
  }
  function mergeRequestWithAxiosDefaults(request) {
      return __assign(__assign({}, getAxiosConfigWithDefaults()), request);
  }
  function executeWithAxios(request) {
      return axios_1.default.request(mergeRequestWithAxiosDefaults(request));
  }
  /**
   * Builds an Axios config with default configuration i.e. no_proxy, default http and https agent and GET as request method.
   * @returns AxiosRequestConfig with default parameters
   */
  function getAxiosConfigWithDefaults() {
      return __assign(__assign({}, getAxiosConfigWithDefaultsWithoutMethod()), { method: 'get' });
  }
  exports.getAxiosConfigWithDefaults = getAxiosConfigWithDefaults;
  function getAxiosConfigWithDefaultsWithoutMethod() {
      return {
          proxy: false,
          httpAgent: new http.Agent(),
          httpsAgent: new https.Agent(),
          paramsSerializer: function (params) {
              if (params === void 0) { params = {}; }
              return Object.entries(params)
                  .map(function (_a) {
                  var key = _a[0], value = _a[1];
                  return key + "=" + value;
              })
                  .join('&');
          }
      };
  }
  exports.getAxiosConfigWithDefaultsWithoutMethod = getAxiosConfigWithDefaultsWithoutMethod;
  function getDefaultHttpRequestOptions() {
      // TODO: 2.0 change to true
      return {
          fetchCsrfToken: false
      };
  }
  function buildHttpRequestOptions(httpRequestOptions) {
      return httpRequestOptions
          ? __assign(__assign({}, getDefaultHttpRequestOptions()), httpRequestOptions) : getDefaultHttpRequestOptions();
  }
  function shouldHandleCsrfToken(requestConfig, options) {
      return (!!options.fetchCsrfToken &&
          requestConfig.method !== 'get' &&
          requestConfig.method !== 'GET');
  }
  exports.shouldHandleCsrfToken = shouldHandleCsrfToken;
  function getCsrfHeaders(destination, request) {
      return __awaiter(this, void 0, void 0, function () {
          var csrfHeaders;
          return __generator(this, function (_a) {
              csrfHeaders = util_1.pickIgnoreCase(request.headers, 'x-csrf-token');
              return [2 /*return*/, Object.keys(csrfHeaders).length
                      ? csrfHeaders
                      : http_client_1.buildCsrfHeaders(destination, {
                          params: request.params,
                          headers: request.headers,
                          url: request.url,
                          proxy: request.proxy,
                          httpAgent: request.httpAgent,
                          httpsAgent: request.httpsAgent
                      })];
          });
      });
  }
  function addCsrfTokenToHeader(destination, request, httpRequestOptions) {
      return __awaiter(this, void 0, void 0, function () {
          var options, csrfHeaders, _a;
          return __generator(this, function (_b) {
              switch (_b.label) {
                  case 0:
                      options = buildHttpRequestOptions(httpRequestOptions);
                      if (!shouldHandleCsrfToken(request, options)) return [3 /*break*/, 2];
                      return [4 /*yield*/, getCsrfHeaders(destination, request)];
                  case 1:
                      _a = _b.sent();
                      return [3 /*break*/, 3];
                  case 2:
                      _a = {};
                      _b.label = 3;
                  case 3:
                      csrfHeaders = _a;
                      return [2 /*return*/, __assign(__assign({}, request.headers), csrfHeaders)];
              }
          });
      });
  }
  //# sourceMappingURL=http-client.js.map