ruoyi-plus-soybean/src/service/utils/index.ts
2021-09-09 00:08:09 +08:00

48 lines
1.2 KiB
TypeScript

import FormData from 'form-data';
import { isArray } from '@/utils';
type HandleFunc<T> = (...arg: any) => T;
type RequestError = any;
type RequestData = any;
type RequestResult = [RequestError, RequestData];
/**
* 对请求的结果数据进行格式化的处理
* @param handleFunc - 处理函数
* @param requests - 请求结果
*/
export function handleResponse<T>(handleFunc: HandleFunc<T>, ...requests: RequestResult[]) {
let handleData: any = null;
let error: any = null;
const hasError = requests.some(item => {
const isError = Boolean(item[0]);
if (isError) {
[error] = item;
}
return isError;
});
if (!hasError) {
handleData = handleFunc(...requests.map(item => item[1]));
}
return [error, handleData] as [any, T];
}
/**
* 接口为上传文件的类型时数据转换
* @param file - 单文件或多文件
* @param key - 文件的属性名
*/
export async function transformFile(file: File[] | File, key: string) {
const formData = new FormData();
if (isArray(file)) {
await Promise.all(
(file as File[]).map(item => {
formData.append(key, item);
return true;
})
);
} else {
await formData.append(key, file);
}
return formData;
}