【新增】前端代码第一次提交

src/config/axios/config.ts

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+const config: {
+  base_url: string
+  result_code: number | string
+  default_headers: AxiosHeaders
+  request_timeout: number
+} = {
+  /**
+   * api请求基础路径
+   */
+  base_url: import.meta.env.VITE_BASE_URL + import.meta.env.VITE_API_URL,
+  /**
+   * 接口成功返回状态码
+   */
+  result_code: 200,
+
+  /**
+   * 接口请求超时时间
+   */
+  request_timeout: 30000,
+
+  /**
+   * 默认接口请求类型
+   * 可选值：application/x-www-form-urlencoded multipart/form-data
+   */
+  default_headers: 'application/json'
+}
+
+export { config }

src/config/axios/errorCode.ts

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+export default {
+  '401': '认证失败，无法访问系统资源',
+  '403': '当前操作没有权限',
+  '404': '访问资源不存在',
+  default: '系统未知错误，请反馈给管理员'
+}

src/config/axios/index.ts

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+import { service } from './service'
+
+import { config } from './config'
+
+const { default_headers } = config
+
+const request = (option: any) => {
+  const { headersType, headers, ...otherOption } = option
+  return service({
+    ...otherOption,
+    headers: {
+      'Content-Type': headersType || default_headers,
+      ...headers
+    }
+  })
+}
+export default {
+  get: async <T = any>(option: any) => {
+    const res = await request({ method: 'GET', ...option })
+    return res.data as unknown as T
+  },
+  post: async <T = any>(option: any) => {
+    const res = await request({ method: 'POST', ...option })
+    return res.data as unknown as T
+  },
+  postOriginal: async (option: any) => {
+    const res = await request({ method: 'POST', ...option })
+    return res
+  },
+  delete: async <T = any>(option: any) => {
+    const res = await request({ method: 'DELETE', ...option })
+    return res.data as unknown as T
+  },
+  put: async <T = any>(option: any) => {
+    const res = await request({ method: 'PUT', ...option })
+    return res.data as unknown as T
+  },
+  download: async <T = any>(option: any) => {
+    const res = await request({ method: 'GET', responseType: 'blob', ...option })
+    return res as unknown as Promise<T>
+  },
+  upload: async <T = any>(option: any) => {
+    option.headersType = 'multipart/form-data'
+    const res = await request({ method: 'POST', ...option })
+    return res as unknown as Promise<T>
+  }
+}

src/config/axios/service.ts

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+import axios, { AxiosError, AxiosInstance, AxiosResponse, InternalAxiosRequestConfig } from 'axios'
+
+import { ElMessage, ElMessageBox, ElNotification } from 'element-plus'
+import qs from 'qs'
+import { config } from '@/config/axios/config'
+import { getAccessToken, getRefreshToken, getTenantId, removeToken, setToken } from '@/utils/auth'
+import errorCode from './errorCode'
+
+import { resetRouter } from '@/router'
+import { deleteUserCache } from '@/hooks/web/useCache'
+
+const tenantEnable = import.meta.env.VITE_APP_TENANT_ENABLE
+const { result_code, base_url, request_timeout } = config
+
+// 需要忽略的提示。忽略后，自动 Promise.reject('error')
+const ignoreMsgs = [
+  '无效的刷新令牌', // 刷新令牌被删除时，不用提示
+  '刷新令牌已过期' // 使用刷新令牌，刷新获取新的访问令牌时，结果因为过期失败，此时需要忽略。否则，会导致继续 401，无法跳转到登出界面
+]
+// 是否显示重新登录
+export const isRelogin = { show: false }
+// Axios 无感知刷新令牌，参考 https://www.dashingdog.cn/article/11 与 https://segmentfault.com/a/1190000020210980 实现
+// 请求队列
+let requestList: any[] = []
+// 是否正在刷新中
+let isRefreshToken = false
+// 请求白名单，无须token的接口
+const whiteList: string[] = ['/login', '/refresh-token']
+
+// 创建axios实例
+const service: AxiosInstance = axios.create({
+  baseURL: base_url, // api 的 base_url
+  timeout: request_timeout, // 请求超时时间
+  withCredentials: false, // 禁用 Cookie 等信息
+  // 自定义参数序列化函数
+  paramsSerializer: (params) => {
+    return qs.stringify(params, { allowDots: true })
+  }
+})
+
+// request拦截器
+service.interceptors.request.use(
+  (config: InternalAxiosRequestConfig) => {
+    // 是否需要设置 token
+    let isToken = (config!.headers || {}).isToken === false
+    whiteList.some((v) => {
+      if (config.url && config.url.indexOf(v) > -1) {
+        return (isToken = false)
+      }
+    })
+    if (getAccessToken() && !isToken) {
+      config.headers.Authorization = 'Bearer ' + getAccessToken() // 让每个请求携带自定义token
+    }
+    // 设置租户
+    if (tenantEnable && tenantEnable === 'true') {
+      const tenantId = getTenantId()
+      if (tenantId) config.headers['tenant-id'] = tenantId
+    }
+    const method = config.method?.toUpperCase()
+    // 防止 GET 请求缓存
+    if (method === 'GET') {
+      config.headers['Cache-Control'] = 'no-cache'
+      config.headers['Pragma'] = 'no-cache'
+    }
+    // 自定义参数序列化函数
+    else if (method === 'POST') {
+      const contentType = config.headers['Content-Type'] || config.headers['content-type']
+      if (contentType === 'application/x-www-form-urlencoded') {
+        if (config.data && typeof config.data !== 'string') {
+          config.data = qs.stringify(config.data)
+        }
+      }
+    }
+    return config
+  },
+  (error: AxiosError) => {
+    // Do something with request error
+    console.log(error) // for debug
+    return Promise.reject(error)
+  }
+)
+
+// response 拦截器
+service.interceptors.response.use(
+  async (response: AxiosResponse<any>) => {
+    let { data } = response
+    const config = response.config
+    if (!data) {
+      // 返回“[HTTP]请求没有返回值”;
+      throw new Error()
+    }
+    const { t } = useI18n()
+    // 未设置状态码则默认成功状态
+    // 二进制数据则直接返回，例如说 Excel 导出
+    if (
+      response.request.responseType === 'blob' ||
+      response.request.responseType === 'arraybuffer'
+    ) {
+      // 注意：如果导出的响应为 json，说明可能失败了，不直接返回进行下载
+      if (response.data.type !== 'application/json') {
+        return response.data
+      }
+      data = await new Response(response.data).json()
+    }
+    const code = data.code || result_code
+    // 获取错误信息
+    const msg = data.msg || errorCode[code] || errorCode['default']
+    if (ignoreMsgs.indexOf(msg) !== -1) {
+      // 如果是忽略的错误码，直接返回 msg 异常
+      return Promise.reject(msg)
+    } else if (code === 401) {
+      // 如果未认证，并且未进行刷新令牌，说明可能是访问令牌过期了
+      if (!isRefreshToken) {
+        isRefreshToken = true
+        // 1. 如果获取不到刷新令牌，则只能执行登出操作
+        if (!getRefreshToken()) {
+          return handleAuthorized()
+        }
+        // 2. 进行刷新访问令牌
+        try {
+          const refreshTokenRes = await refreshToken()
+          // 2.1 刷新成功，则回放队列的请求 + 当前请求
+          setToken((await refreshTokenRes).data.data)
+          config.headers!.Authorization = 'Bearer ' + getAccessToken()
+          requestList.forEach((cb: any) => {
+            cb()
+          })
+          requestList = []
+          return service(config)
+        } catch (e) {
+          // 为什么需要 catch 异常呢？刷新失败时，请求因为 Promise.reject 触发异常。
+          // 2.2 刷新失败，只回放队列的请求
+          requestList.forEach((cb: any) => {
+            cb()
+          })
+          // 提示是否要登出。即不回放当前请求！不然会形成递归
+          return handleAuthorized()
+        } finally {
+          requestList = []
+          isRefreshToken = false
+        }
+      } else {
+        // 添加到队列，等待刷新获取到新的令牌
+        return new Promise((resolve) => {
+          requestList.push(() => {
+            config.headers!.Authorization = 'Bearer ' + getAccessToken() // 让每个请求携带自定义token 请根据实际情况自行修改
+            resolve(service(config))
+          })
+        })
+      }
+    } else if (code === 500) {
+      ElMessage.error(t('sys.api.errMsg500'))
+      return Promise.reject(new Error(msg))
+    } else if (code === 901) {
+      ElMessage.error({
+        offset: 300,
+        dangerouslyUseHTMLString: true,
+        message:
+          '<div>' +
+          t('sys.api.errMsg901') +
+          '</div>' +
+          '<div> &nbsp; </div>' +
+          '<div>参考 https://doc.iocoder.cn/ 教程</div>' +
+          '<div> &nbsp; </div>' +
+          '<div>5 分钟搭建本地环境</div>'
+      })
+      return Promise.reject(new Error(msg))
+    } else if (code !== 200) {
+      if (msg === '无效的刷新令牌') {
+        // hard coding：忽略这个提示，直接登出
+        console.log(msg)
+        return handleAuthorized()
+      } else {
+        ElNotification.error({ title: msg })
+      }
+      return Promise.reject('error')
+    } else {
+      return data
+    }
+  },
+  (error: AxiosError) => {
+    console.log('err' + error) // for debug
+    let { message } = error
+    const { t } = useI18n()
+    if (message === 'Network Error') {
+      message = t('sys.api.errorMessage')
+    } else if (message.includes('timeout')) {
+      message = t('sys.api.apiTimeoutMessage')
+    } else if (message.includes('Request failed with status code')) {
+      message = t('sys.api.apiRequestFailed') + message.substr(message.length - 3)
+    }
+    ElMessage.error(message)
+    return Promise.reject(error)
+  }
+)
+
+const refreshToken = async () => {
+  axios.defaults.headers.common['tenant-id'] = getTenantId()
+  return await axios.post(base_url + '/system/auth/refresh-token?refreshToken=' + getRefreshToken())
+}
+const handleAuthorized = () => {
+  const { t } = useI18n()
+  if (!isRelogin.show) {
+    // 如果已经到登录页面则不进行弹窗提示
+    if (window.location.href.includes('login')) {
+      return
+    }
+    isRelogin.show = true
+    ElMessageBox.confirm(t('sys.api.timeoutMessage'), t('common.confirmTitle'), {
+      showCancelButton: false,
+      closeOnClickModal: false,
+      showClose: false,
+      closeOnPressEscape: false,
+      confirmButtonText: t('login.relogin'),
+      type: 'warning'
+    }).then(() => {
+      resetRouter() // 重置静态路由表
+      deleteUserCache() // 删除用户缓存
+      removeToken()
+      isRelogin.show = false
+      // 干掉token后再走一次路由让它过router.beforeEach的校验
+      window.location.href = window.location.href
+    })
+  }
+  return Promise.reject(t('sys.api.timeoutMessage'))
+}
+export { service }