import axios from 'axios'
|
import { Notification, MessageBox, Message, Loading } from 'element-ui'
|
import store from '@/store'
|
import { getToken } from '@/utils/auth'
|
import errorCode from '@/utils/errorCode'
|
import { tansParams, blobValidate } from "@/utils/ruoyi";
|
import cache from '@/plugins/cache'
|
import { saveAs } from 'file-saver'
|
|
let downloadLoadingInstance;
|
// 是否显示重新登录
|
export let isRelogin = { show: false };
|
|
axios.defaults.headers['Content-Type'] = 'application/json;charset=utf-8'
|
// 创建axios实例
|
const service = axios.create({
|
// axios中请求配置有baseURL选项，表示请求URL公共部分
|
baseURL: process.env.VUE_APP_BASE_API,
|
// 超时
|
timeout: 10000
|
})
|
|
// request拦截器
|
service.interceptors.request.use(config => {
|
// 是否需要设置 token
|
const isToken = (config.headers || {}).isToken === false
|
// 是否需要防止数据重复提交
|
const isRepeatSubmit = (config.headers || {}).repeatSubmit === false
|
if (getToken() && !isToken) {
|
config.headers['Authorization'] = 'Bearer ' + getToken() // 让每个请求携带自定义token 请根据实际情况自行修改
|
}
|
// get请求映射params参数
|
if (config.method === 'get' && config.params) {
|
let url = config.url + '?' + tansParams(config.params);
|
url = url.slice(0, -1);
|
config.params = {};
|
config.url = url;
|
}
|
if (!isRepeatSubmit && (config.method === 'post' || config.method === 'put')) {
|
const requestObj = {
|
url: config.url,
|
data: typeof config.data === 'object' ? JSON.stringify(config.data) : config.data,
|
time: new Date().getTime()
|
}
|
const requestSize = Object.keys(JSON.stringify(requestObj)).length; // 请求数据大小
|
const limitSize = 5 * 1024 * 1024; // 限制存放数据5M
|
if (requestSize >= limitSize) {
|
console.warn(`[${config.url}]: ` + '请求数据大小超出允许的5M限制，无法进行防重复提交验证。')
|
return config;
|
}
|
const sessionObj = cache.session.getJSON('sessionObj')
|
if (sessionObj === undefined || sessionObj === null || sessionObj === '') {
|
cache.session.setJSON('sessionObj', requestObj)
|
} else {
|
const s_url = sessionObj.url; // 请求地址
|
const s_data = sessionObj.data; // 请求数据
|
const s_time = sessionObj.time; // 请求时间
|
const interval = 1000; // 间隔时间(ms)，小于此时间视为重复提交
|
if (s_data === requestObj.data && requestObj.time - s_time < interval && s_url === requestObj.url) {
|
const message = '数据正在处理，请勿重复提交';
|
console.warn(`[${s_url}]: ` + message)
|
return Promise.reject(new Error(message))
|
} else {
|
cache.session.setJSON('sessionObj', requestObj)
|
}
|
}
|
}
|
return config
|
}, error => {
|
console.log(error)
|
Promise.reject(error)
|
})
|
|
// 响应拦截器
|
service.interceptors.response.use(res => {
|
// 未设置状态码则默认成功状态
|
const code = res.data.code || 200;
|
// 获取错误信息
|
const msg = errorCode[code] || res.data.msg || errorCode['default']
|
// 二进制数据则直接返回
|
if (res.request.responseType === 'blob' || res.request.responseType === 'arraybuffer') {
|
return res.data
|
}
|
if (code === 401) {
|
if (!isRelogin.show) {
|
isRelogin.show = true;
|
MessageBox.confirm('登录状态已过期，您可以继续留在该页面，或者重新登录', '系统提示', { confirmButtonText: '重新登录', cancelButtonText: '取消', type: 'warning' }).then(() => {
|
isRelogin.show = false;
|
store.dispatch('LogOut').then(() => {
|
location.href = '/index';
|
})
|
}).catch(() => {
|
isRelogin.show = false;
|
});
|
}
|
return Promise.reject('无效的会话，或者会话已过期，请重新登录。')
|
} else if (code === 500) {
|
Message({ message: msg, type: 'error' })
|
return Promise.reject(new Error(msg))
|
} else if (code === 601) {
|
Message({ message: msg, type: 'warning' })
|
return Promise.reject('error')
|
} else if (code !== 200) {
|
Notification.error({ title: msg })
|
return Promise.reject('error')
|
} else {
|
return res.data
|
}
|
},
|
error => {
|
console.log('err' + error)
|
let { message } = error;
|
if (message == "Network Error") {
|
message = "后端接口连接异常";
|
} else if (message.includes("timeout")) {
|
message = "系统接口请求超时";
|
} else if (message.includes("Request failed with status code")) {
|
message = "系统接口" + message.substr(message.length - 3) + "异常";
|
}
|
Message({ message: message, type: 'error', duration: 5 * 1000 })
|
return Promise.reject(error)
|
}
|
)
|
|
// 通用下载方法
|
export function download(url, params, filename, config) {
|
downloadLoadingInstance = Loading.service({ text: "正在下载数据，请稍候", spinner: "el-icon-loading", background: "rgba(0, 0, 0, 0.7)", })
|
return service.post(url, params, {
|
transformRequest: [(params) => { return tansParams(params) }],
|
headers: { 'Content-Type': 'application/x-www-form-urlencoded' },
|
responseType: 'blob',
|
...config
|
}).then(async (data) => {
|
const isBlob = blobValidate(data);
|
if (isBlob) {
|
const blob = new Blob([data])
|
saveAs(blob, filename)
|
} else {
|
const resText = await data.text();
|
const rspObj = JSON.parse(resText);
|
const errMsg = errorCode[rspObj.code] || rspObj.msg || errorCode['default']
|
Message.error(errMsg);
|
}
|
downloadLoadingInstance.close();
|
}).catch((r) => {
|
console.error(r)
|
Message.error('下载文件出现错误，请联系管理员！')
|
downloadLoadingInstance.close();
|
})
|
}
|
|
export default service
|
