防止get请求参数值为false或0等特殊值会导致无法正确的传参

Merge pull request !146 from wugh/hotfix/gitee-issue_I2A5FU

-import axios from 'axios'
-import { Notification, MessageBox, Message } from 'element-ui'
-import store from '@/store'
-import { getToken } from '@/utils/auth'
-import errorCode from '@/utils/errorCode'
-
-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
-  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 + '?';
-    for (const propName of Object.keys(config.params)) {
-      const value = config.params[propName];
-      var part = encodeURIComponent(propName) + "=";
-      if (value && typeof(value) !== "undefined") {
-        if (typeof value === 'object') {
-          for (const key of Object.keys(value)) {
-            let params = propName + '[' + key + ']';
-            var subPart = encodeURIComponent(params) + "=";
-            url += subPart + encodeURIComponent(value[key]) + "&";
-          }
-        } else {
-          url += part + encodeURIComponent(value) + "&";
-        }
-      }
-    }
-    url = url.slice(0, -1);
-    config.params = {};
-    config.url = url;
-  }
-  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']
-    if (code === 401) {
-      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(() => {
-        store.dispatch('LogOut').then(() => {
-          location.href = '/index';
-        })
-      })
-    } else if (code === 500) {
-      Message({
-        message: msg,
-        type: 'error'
-      })
-      return Promise.reject(new Error(msg))
-    } 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)
-  }
-)
-
-export default service
+import axios from 'axios'
+import { Notification, MessageBox, Message } from 'element-ui'
+import store from '@/store'
+import { getToken } from '@/utils/auth'
+import errorCode from '@/utils/errorCode'
+
+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
+  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 + '?';
+    for (const propName of Object.keys(config.params)) {
+      const value = config.params[propName];
+      var part = encodeURIComponent(propName) + "=";
+      if (value !== null && typeof(value) !== "undefined") {
+        if (typeof value === 'object') {
+          for (const key of Object.keys(value)) {
+            let params = propName + '[' + key + ']';
+            var subPart = encodeURIComponent(params) + "=";
+            url += subPart + encodeURIComponent(value[key]) + "&";
+          }
+        } else {
+          url += part + encodeURIComponent(value) + "&";
+        }
+      }
+    }
+    url = url.slice(0, -1);
+    config.params = {};
+    config.url = url;
+  }
+  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']
+    if (code === 401) {
+      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(() => {
+        store.dispatch('LogOut').then(() => {
+          location.href = '/index';
+        })
+      })
+    } else if (code === 500) {
+      Message({
+        message: msg,
+        type: 'error'
+      })
+      return Promise.reject(new Error(msg))
+    } 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)
+  }
+)
+
+export default service