@intuitionrobotics/thunderstorm
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JavaScript
;
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());
});
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.RemoteProxyCaller = void 0;
/*
* Thunderstorm is a full web app framework!
*
* Typescript & Express backend infrastructure that natively runs on firebase function
* Typescript & React frontend infrastructure
*
* Copyright (C) 2020 Intuition Robotics
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
const ts_common_1 = require("@intuitionrobotics/ts-common");
const promisify_request_1 = require("../../utils/promisify-request");
const exceptions_1 = require("../../exceptions");
class RemoteProxyCaller extends ts_common_1.Module {
// noinspection TypeScriptAbstractClassConstructorCanBeMadeProtected
constructor(name) {
super(name);
this.executeGetRequest = (url, _params, _headers) => __awaiter(this, void 0, void 0, function* () {
const resp = yield this.executeGetRequestImpl(url, _params, _headers);
return resp.data;
});
this.executeGetRequestImpl = (url, _params, _headers) => __awaiter(this, void 0, void 0, function* () {
const params = _params && Object.keys(_params).map((key) => {
return `${key}=${_params[key]}`;
});
let urlParams = "";
if (params && params.length > 0)
urlParams = `?${params.join("&")}`;
const proxyRequest = {
headers: Object.assign(Object.assign({}, _headers), { [this.config.secretHeaderName]: this.config.secret, [this.config.proxyHeaderName]: this.config.proxyId }),
url: `${this.config.url}${url}${urlParams}`,
method: 'GET',
responseType: 'json'
};
return this.executeRequest(proxyRequest);
});
this.executePostRequest = (url, body, _headers) => __awaiter(this, void 0, void 0, function* () {
const resp = yield this.executePostRequestImpl(url, body, _headers);
return resp.data;
});
this.executePostRequestImpl = (url, body, _headers) => __awaiter(this, void 0, void 0, function* () {
const proxyRequest = {
headers: Object.assign(Object.assign({}, _headers), { 'Content-Type': 'application/json', [this.config.secretHeaderName]: this.config.secret, [this.config.proxyHeaderName]: this.config.proxyId }),
responseType: "json",
url: `${this.config.url}${url}`,
data: body,
method: 'POST'
};
return this.executeRequest(proxyRequest);
});
this.executeRequest = (proxyRequest) => __awaiter(this, void 0, void 0, function* () {
const response = yield (0, promisify_request_1.promisifyRequest)(proxyRequest);
if (proxyRequest.headers) {
delete proxyRequest.headers[this.config.secretHeaderName];
delete proxyRequest.headers["Authorization"];
}
const statusCode = response.status;
// TODO: need to handle 1XX and 3XX
if (statusCode < 200 || statusCode >= 300) {
const errorResponse = response.data;
if (!errorResponse)
throw new exceptions_1.ApiException(500, `Extraneous error ${(0, ts_common_1.__stringify)(response)}, Proxy Request: ${(0, ts_common_1.__stringify)(proxyRequest, true)}`);
const debugMessage = typeof errorResponse === 'object' ? errorResponse['debugMessage'] : errorResponse;
const e = new exceptions_1.ApiException(response.status, `Redirect proxy error: ${debugMessage} \n Proxy Request: ${(0, ts_common_1.__stringify)(proxyRequest, true)}`);
if (errorResponse.error)
e.setErrorBody(errorResponse.error);
throw e;
}
return response;
});
}
init() {
if (!this.config)
throw new ts_common_1.ImplementationMissingException(`MUST specify config for ${this.getName()}`);
if (!this.config.proxyId)
throw new ts_common_1.ImplementationMissingException(`MUST specify the proxyId for ${this.getName()}`);
if (!this.config.url)
throw new ts_common_1.ImplementationMissingException(`MUST specify the url for the remote server for ${this.getName()}`);
if (!this.config.secret)
throw new ts_common_1.ImplementationMissingException(`MUST specify the secret for the remote server for ${this.getName()}`);
if (!this.config.secretHeaderName)
this.config.secretHeaderName = 'x-secret';
if (!this.config.proxyHeaderName)
this.config.proxyHeaderName = 'x-proxy';
}
}
exports.RemoteProxyCaller = RemoteProxyCaller;
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