ruoyi-plus-soybean/src/utils/service/index.ts
2021-11-10 20:48:55 +08:00

122 lines
3.2 KiB
TypeScript

import FormData from 'form-data';
import { isArray } from '../common';
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;
}
const ERROR_STATUS = {
400: '400: 请求出现语法错误',
401: '401: 用户未授权~',
403: '403: 服务器拒绝访问~',
404: '404: 请求的资源不存在~',
405: '405: 请求方法未允许~',
408: '408: 网络请求超时~',
500: '500: 服务器内部错误~',
501: '501: 服务器未实现请求功能~',
502: '502: 错误网关~',
503: '503: 服务不可用~',
504: '504: 网关超时~',
505: '505: http版本不支持该请求~'
};
type ErrorStatus = keyof typeof ERROR_STATUS;
/**
* 网络请求错误状态处理
* @param error - 错误
*/
export function errorHandler(error: any): void {
const { $message: Message } = window;
if (error.response) {
const status = error.response.status as ErrorStatus;
Message?.error(ERROR_STATUS[status]);
return;
}
if (error.code === 'ECONNABORTED' && error.message.includes('timeout')) {
Message?.error('网络连接超时~');
return;
}
if (!window.navigator.onLine || error.message === 'Network Error') {
Message?.error('网络不可用~');
return;
}
Message?.error('请求错误~');
}
/**
* 连续的请求错误依此显示
* @param duration - 上一次弹出错误消息到下一次的时间(ms)
*/
export function continuousErrorHandler(duration: number) {
let errorStacks: string[] = [];
function pushError(id: string) {
errorStacks.push(id);
}
function removeError(id: string) {
errorStacks = errorStacks.filter(item => item !== id);
}
function handleError(id: string, callback: Function) {
callback();
setTimeout(() => {
removeError(id);
}, duration);
}
function handleContinuousError(callback: Function) {
const id = Date.now().toString(36);
const { length } = errorStacks;
if (length > 0) {
pushError(id);
setTimeout(() => {
handleError(id, callback);
}, duration * length);
} else {
pushError(id);
handleError(id, callback);
}
}
return handleContinuousError;
}