refactor(projects): 文件夹位置规范

src/utils/service/handler.ts

@@ -0,0 +1,24 @@
+import { CustomRequestResult, CustomSuccessRequestResult, CustomFailRequestResult } from '@/interface';
+
+type ResultHandler<T> = (...arg: any) => T;
+/**
+ * 对请求的结果数据进行格式化的处理
+ * @param resultHandler - 处理函数
+ * @param requests - 请求结果
+ */
+export function requestMiddleware<MiddlewareData>(
+  resultHandler: ResultHandler<MiddlewareData>,
+  requests: CustomRequestResult<any>[]
+) {
+  const errorIndex = requests.findIndex(item => item.error !== null);
+  const hasError = errorIndex > -1;
+  const successResult: CustomSuccessRequestResult<MiddlewareData> = {
+    data: resultHandler(...requests.map(item => item.data)),
+    error: null
+  };
+  const failResult: CustomFailRequestResult = {
+    data: null,
+    error: requests[errorIndex].error!
+  };
+  return hasError ? failResult : successResult;
+}