63 lines
1.9 KiB
TypeScript
63 lines
1.9 KiB
TypeScript
// axios-client.ts
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import axios, {
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type AxiosInstance,
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type AxiosRequestConfig,
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AxiosError,
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} from 'axios';
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import type { BaseRequestConfig, BaseResponseConfig } from './common';
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import { BaseError } from './common';
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export interface HttpClient {
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request<T = unknown>(config: BaseRequestConfig): Promise<T>;
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// 拦截器先别管
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}
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export class AxiosHttpClient implements HttpClient {
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private instance: AxiosInstance;
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// 不需要工厂，defaults和request的配置是相通的，单例不会输出config参数
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constructor() {
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this.instance = axios.create();
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}
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async request<T = unknown>(config: BaseRequestConfig): Promise<T> {
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// ---- 映射层：BaseConfig → AxiosConfig ----
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const axiosConfig: AxiosRequestConfig = {
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url: config.url,
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method: config.method.toLowerCase(),
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headers: config.headers || {},
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params: config.query || {},
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// 这里做了映射，上层可以用body
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data: config.body || {},
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// 其实可以直接放进defaults，但是为了和request的配置保持一致，就不这么做了
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timeout: config.timeout || 10000,
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withCredentials: config.withCredentials || true,
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};
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// 类型化请求响应（直接赋值，避免额外的类型检查）
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try {
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const { data: res } = await this.instance.request<BaseResponseConfig<T>>(axiosConfig);
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return res.data;
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} catch (error: unknown) {
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// 类型断言，确保 error 是 AxiosError 类型
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if (axios.isAxiosError(error)) {
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throw new BaseError({
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message: (error as AxiosError).message || '未知错误',
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code: (error as AxiosError).code || '未知错误类型',
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response: (error as AxiosError).response?.data as BaseResponseConfig<T>,
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});
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}
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throw new BaseError({
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message: (error as Error).message || '未知错误',
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code: (error as Error).name || '未知错误类型',
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});
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}
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}
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}
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