66 lines
2.1 KiB
Plaintext
66 lines
2.1 KiB
Plaintext
import { http } from '@kit.NetworkKit';
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import { HttpInterceptor } from './HttpInterceptor';
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import { ApiError } from './ApiError';
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/**
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* HTTP 客户端封装：统一超时、请求头、拦截器链。
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* 基于 @kit.NetworkKit 的 http 模块（Promise 风格）。
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*/
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export class HttpClient {
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private readonly client: http.HttpRequest = http.createHttp();
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private interceptors: HttpInterceptor[] = [];
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addInterceptor(interceptor: HttpInterceptor): HttpClient {
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this.interceptors.push(interceptor);
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return this;
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}
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async get(url: string, header?: Record<string, string>): Promise<string> {
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return this.request(url, http.RequestMethod.GET, undefined, header);
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}
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async post(url: string, body: string, header?: Record<string, string>): Promise<string> {
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return this.request(url, http.RequestMethod.POST, body, header);
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}
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async put(url: string, body: string, header?: Record<string, string>): Promise<string> {
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return this.request(url, http.RequestMethod.PUT, body, header);
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}
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async delete(url: string, header?: Record<string, string>): Promise<string> {
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return this.request(url, http.RequestMethod.DELETE, undefined, header);
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}
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private async request(url: string, method: http.RequestMethod, body?: string,
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header?: Record<string, string>): Promise<string> {
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let headers: Record<string, string> = {};
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if (header !== undefined) {
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headers = header;
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}
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for (const interceptor of this.interceptors) {
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headers = interceptor.onRequest(headers);
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}
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const options: http.HttpRequestOptions = {
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method: method,
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header: headers,
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expectDataType: http.HttpDataType.STRING,
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connectTimeout: 10000,
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readTimeout: 10000
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};
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if (body !== undefined) {
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options.extraData = body;
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}
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try {
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const response: http.HttpResponse = await this.client.request(url, options);
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for (const interceptor of this.interceptors) {
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interceptor.onResponse(response.responseCode, response.result as string);
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}
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return response.result as string;
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} catch (err) {
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throw ApiError.network(JSON.stringify(err));
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}
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}
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}
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