javascript
复制代码
// 传json的下载方法
export function downloadByJson(url, params, filename, config) {
downloadLoadingInstance = ElLoading.service({ text: "正在下载数据，请稍候", background: "rgba(0, 0, 0, 0.7)", })
return service.post(url, params, {
// 主要是要设置这个
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']
ElMessage.error(errMsg);
}
downloadLoadingInstance.close();
}).catch((r) => {
console.error(r)
ElMessage.error('下载文件出现错误，请联系管理员！')
downloadLoadingInstance.close();
})
}
javascript
复制代码
import axios from 'axios'
import { ElNotification , ElMessageBox, ElMessage, ElLoading } from 'element-plus'
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'
import useUserStore from '@/store/modules/user'
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'
// 对应国际化资源文件后缀
axios.defaults.headers['Content-Language'] = 'zh_CN'
// 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: import.meta.env.VITE_APP_BASE_API,
// 超时
timeout: 1800000
})
// 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 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 = '重复请求，过滤！';
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.msg || 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;
ElMessageBox.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;
useUserStore().logOut().then(() => {
location.href = import.meta.env.VITE_APP_CONTEXT_PATH + '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) {
ElMessage({ message: msg, type: 'error' })
return Promise.reject(new Error(msg))
} else if (code === 601) {
ElMessage({ message: msg, type: 'warning' })
return Promise.reject(new Error(msg))
} else if (code !== 200) {
ElNotification.error({ title: msg })
return Promise.reject('error')
} else {
return Promise.resolve(res.data)
}
},
error => {
console.log('err' + error)
let { message } = error;
if (message == "Network Error") {
message = "网络异常";
} 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";
}
ElMessage({ message: message, type: 'error', duration: 5 * 1000 })
return Promise.reject(error)
}
)
// 传json的下载方法
export function downloadByJson(url, params, filename, config) {
downloadLoadingInstance = ElLoading.service({ text: "正在下载数据，请稍候", background: "rgba(0, 0, 0, 0.7)", })
return service.post(url, params, {
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']
ElMessage.error(errMsg);
}
downloadLoadingInstance.close();
}).catch((r) => {
console.error(r)
ElMessage.error('下载文件出现错误，请联系管理员！')
downloadLoadingInstance.close();
})
}
// 通用下载方法
export function download(url, params, filename, config) {
downloadLoadingInstance = ElLoading.service({ text: "正在下载数据，请稍候", 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']
ElMessage.error(errMsg);
}
downloadLoadingInstance.close();
}).catch((r) => {
console.error(r)
ElMessage.error('下载文件出现错误，请联系管理员！')
downloadLoadingInstance.close();
})
}
export default service