改变post方法的接口中包体中数据token属性的顺序，提到最前面，保证服务端能够在预处理时能取到这个属性

src/utils/post.js

@@ -10,6 +10,22 @@ const defaultOptions = {
   },
 };
 
+const sortBodyForToken = (body) => {
+  const keys = Object.keys(body);
+  const idxToken = keys.indexOf('token');
+  if (idxToken !== -1) {
+    if (idxToken === 0) {
+      return keys;
+    } else if (idxToken === keys.length - 1) {
+      return ['token', ...keys.slice(0, keys.length - 1)];
+    } else {
+      return ['token', ...keys.slice(0, idxToken), ...keys.slice(idxToken + 1)];
+    }
+  } else {
+    return keys;
+  }
+};
+
 export default async function post(url, data, params = {}, options = {}, auth = true) {
   if (!data) {
     data = {};
@@ -31,7 +47,8 @@ export default async function post(url, data, params = {}, options = {}, auth =
   }
   realOptions.headers['Content-Type'] = 'application/json';
   realOptions.method = 'POST';
-  realOptions.body = JSON.stringify(res ? res.data : data);
+  const body = res ? res.data : data;
+  realOptions.body = JSON.stringify(body, sortBodyForToken(body));
   return fetch(realUrl, realOptions)
     .then(checkStatus)
     .then(resp => parseObject(resp, middleware.post.onResponse));