feat(reset): 以构造器模式重构

- 加了大文件传输自定义分片协议

BREAKING CHANGES: 0.1.0(latest)

client/axios-client.ts

@@ -0,0 +1,62 @@
+// axios-client.ts
+import axios, {
+  type AxiosInstance,
+  type AxiosRequestConfig,
+  AxiosError,
+} from 'axios';
+
+import type { BaseRequestConfig, BaseResponseConfig } from './common';
+import { BaseError } from './common';
+
+export interface HttpClient {
+  request<T = unknown>(config: BaseRequestConfig): Promise<T>;
+
+  // 拦截器先别管
+}
+
+export class AxiosHttpClient implements HttpClient {
+  private instance: AxiosInstance;
+
+  // 不需要工厂，defaults和request的配置是相通的，单例不会输出config参数
+  constructor() {
+    this.instance = axios.create();
+  }
+
+  async request<T = unknown>(config: BaseRequestConfig): Promise<T> {
+    // ---- 映射层：BaseConfig → AxiosConfig ----
+    const axiosConfig: AxiosRequestConfig = {
+      url: config.url,
+      method: config.method.toLowerCase(),
+      headers: config.headers || {},
+      params: config.query || {},
+      // 这里做了映射，上层可以用body
+      data: config.body || {},
+
+      // 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
+      timeout: config.timeout || 10000,
+      withCredentials: config.withCredentials || true,
+    };
+
+    // 类型化请求响应（直接赋值，避免额外的类型检查）
+    try {
+      const { data: res } = await this.instance.request<BaseResponseConfig<T>>(axiosConfig);
+      return res.data;
+    } catch (error: unknown) {
+      // 类型断言，确保 error 是 AxiosError 类型
+      if (axios.isAxiosError(error)) {
+        throw new BaseError({
+          message: (error as AxiosError).message || '未知错误',
+          code: (error as AxiosError).code || '未知错误类型',
+          response: (error as AxiosError).response?.data as BaseResponseConfig<T>,
+        });
+      }
+
+      throw new BaseError({
+        message: (error as Error).message || '未知错误',
+        code: (error as Error).name || '未知错误类型',
+      });
+    }
+    
+  }
+
+}

client/common.ts

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+// common.ts —— 各协议共用的统一请求配置格式
+
+export interface BaseRequestConfig {
+  url: string;
+  method: 'GET' | 'POST' | 'PUT' | 'DELETE' | 'PATCH';
+  headers?: Record<string, string>;
+  query?: Record<string, string | number>;    // 暂时也就分页和搜索     
+  body?: any;
+
+  timeout?: number;
+  withCredentials?: boolean;
+  // upload的时候处理表单要用，避免axios处理
+  transformRequest?: ((data: any) => any) | ((data: any) => any)[];
+}
+
+// 设计Mock或者实际后端的时候也直接对应这个接口
+export interface BaseResponseConfig<T = unknown> {
+  status: number;   // 状态码（HTTP状态码）
+  msg?: string;   // 报错信息（可以没有），和error不是一层语义
+  data: T;
+}
+
+/*
+ * 基础错误类（client层）
+ */
+export class BaseError extends Error {
+  code: string;     // 错误码（字符串）
+  response?: BaseResponseConfig;
+
+  constructor({ message, code, response }: { message: string; code: string; response?: BaseResponseConfig }) {
+    super(message);
+    this.name = 'BaseError'; // 补充缺失的 name 属性，会在toString()打印，ES5规范，还是遵守一下吧
+    this.code = code;
+    if (response) {
+      this.response = response;
+    }
+  }
+}
+
+

client/index.ts

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+export * from './axios-client';
+export * from './common';