docs: 上传和下载使用介绍

docs/.vitepress/config.ts

@@ -32,6 +32,8 @@ export default defineConfig({
           { text: 'transformRequest', link: '/config/transform-request' },
           { text: 'transformResponse', link: '/config/transform-response' },
           { text: 'errorHandler', link: '/config/error-handler' },
+          { text: 'upload', link: '/config/upload' },
+          { text: 'download', link: '/config/download' },
           { text: 'adapter', link: '/config/adapter' },
         ],
       },
@@ -41,6 +43,7 @@ export default defineConfig({
           { text: 'interceptors', link: '/api/interceptors' },
           { text: 'CancelToken', link: '/api/cancel-token' },
           { text: 'isCancel', link: '/api/is-cancel' },
+          { text: 'isAxiosError', link: '/api/is-axios-error' },
           { text: 'getUri', link: '/api/get-uri' },
           { text: 'create', link: '/api/create' },
           { text: 'Axios', link: '/api/axios' },

docs/api/is-axios-error.md

@@ -0,0 +1,21 @@
+# isAxiosError
+
+## `axios.isAxiosError` 是否是 AxiosError
+
+可以判断当前错误是否来自请求响应，而不是语法错误或者用户主动抛出的错误
+
+```typescript
+axios('/user').catch((error) => {
+  if (axios.isAxiosError(error)) {
+    // 错误是否来自原生接口的 fail 回调
+    // 如果错误来自对状态码的判断，这种情况是没有这个属性的
+    error.isFail;
+    // 请求配置
+    error.config;
+    // 请求任务
+    error.request;
+    // 响应体
+    error.response;
+  }
+});
+```

docs/config/download.md

@@ -0,0 +1,27 @@
+# download
+
+## 发送下载请求
+
+可以从服务端下载文件本地，只有 get 请求才生效
+
+```typescript
+axios
+  .get(
+    '/file',
+    {
+      // 指定文件下载后存储的路径 (本地路径)，选填
+      filePath: '',
+      // 指定文件下载后存储的名称，选填
+      fileName: '',
+    },
+    {
+      download: true,
+    },
+  )
+  .then((response) => {
+    // 用户文件路径 (本地路径)。传入 filePath 时会返回，跟传入的 filePath 一致
+    response.data.filePath;
+    // 用户文件路径 (本地临时路径)。
+    response.data.tempFilePath;
+  });
+```

docs/config/upload.md

@@ -0,0 +1,25 @@
+# upload
+
+## 发送上传请求
+
+可以上传文件到服务端，只有 post 请求才生效
+
+```typescript
+axios.post(
+  '/file',
+  {
+    // 文件名称，必填
+    fileName: 'image.png',
+    // 文件路径，必填
+    filePath: '/file/image.png',
+    // 文件类型，选填
+    fileType: 'image' | 'video' | 'audio';
+    // 可以传入更多自定义字段，这些自定义字段最终会以 formData 的形式发送给服务端 (前提是平台支持)
+    custom1: 'name',
+    custom2: 'id'
+  },
+  {
+    upload: true,
+  },
+);
+```

src/adapter.ts

@@ -274,22 +274,17 @@ export function createAdapter(platform: AxiosPlatform): AxiosAdapter {
   }
 
   function injectDownloadData(response: AnyObject): void {
-    response.data = response.data || {};
+    response.data = {
+      filePath: response.filePath,
+      tempFilePath:
+        response.tempFilePath ||
+        // response.apFilePath 为支付宝小程序基础库小于 2.7.23 的特有属性。
+        response.apFilePath,
+    };
 
-    if (response.tempFilePath) {
-      response.data.tempFilePath = response.tempFilePath;
-      delete response.tempFilePath;
-    }
-
-    if (response.apFilePath) {
-      response.data.tempFilePath = response.apFilePath;
-      delete response.apFilePath;
-    }
-
-    if (response.filePath) {
-      response.data.filePath = response.filePath;
-      delete response.filePath;
-    }
+    if (response.tempFilePath) delete response.tempFilePath;
+    if (response.apFilePath) delete response.apFilePath;
+    if (response.filePath) delete response.filePath;
   }
 
   return adapter;