update 整改reducer

web-react/src/store/reducer/user.js

@@ -0,0 +1,12 @@
+const user = (state = {}, action) => {
+    // 写入各种action对应的操作
+    switch (action.type) {
+        case 'SET_USER_ACCOUNT':
+            const _state = { ...state, ...action.user }
+            return _state
+        default:
+            return state
+    }
+}
+
+export default user