69 lines
2.6 KiB
TypeScript
69 lines
2.6 KiB
TypeScript
import * as http from 'http'
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import axios, { AxiosResponse, AxiosRequestConfig, Method, AxiosInstance } from 'axios'
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class HttpClient {
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private api: AxiosInstance;
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constructor() {
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const instanceConfig: AxiosRequestConfig = {
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headers: {
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'Content-Type': 'application/json'
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},
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timeout: 5000
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}
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if (process.env.DOCKER_HOST.startsWith("/")) {
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instanceConfig.socketPath = process.env.DOCKER_HOST
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} else {
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instanceConfig.baseURL = process.env.DOCKER_HOST
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}
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this.api = axios.create(instanceConfig)
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}
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async get<T = any>(path: string, data?: object): Promise<T> {
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return await this.handle<T>("GET", path, { params: data });
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}
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async post<T = any>(path: string, data?: object): Promise<T> {
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return await this.handle<T>("POST", path, { data });
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}
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async stream<T = http.ServerResponse>(path: string, data?: object): Promise<T> {
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return await this.handle<T>("GET", path, { params: data, responseType: "stream" });
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}
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async handle<T>(method: Method, path: string, reqConfig?: AxiosRequestConfig): Promise<T> {
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let config: AxiosRequestConfig = {
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method,
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url: path,
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};
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let startTime = Date.now();
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Object.assign(config, reqConfig)
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let response: AxiosResponse;
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try {
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response = await this.api.request(config);
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return response.data as T
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} catch (ex) {
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if (!ex.response) { throw ex; }
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response = ex.response;
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if (this.isStream(response)) {
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let stream = response.data;
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response.data = await new Promise<T>((resolve, reject) => {
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let cache = '';
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stream.on('data', (chunk: ArrayBuffer) => { cache += chunk.toString() })
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stream.on('end', () => { resolve(JSON.parse(cache) as T); })
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})
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}
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throw new Error(JSON.stringify(response.data));
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} finally {
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if (response) {
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console.log(`============== API Invoke ==============
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REQUEST METHOD : ${method}
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REQUEST PATH : ${axios.getUri(config)}
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REQUEST PARAMS : ${JSON.stringify(config.params || {})}
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REQUEST BODY : ${JSON.stringify(config.data || {})}
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RESPONSE BODY : ${this.isStream(response) ? '<Stream>' : JSON.stringify(response.data)}
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HANDLE TIME : ${Date.now() - startTime}ms
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========================================`);
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}
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}
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}
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isStream(response: AxiosResponse) {
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return toString.call(response.data.pipe) === "[object Function]";
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}
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}
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