From b72fcf0732d00a3340d9b5b39a0edcb54366ae83 Mon Sep 17 00:00:00 2001
From: zhaolizhi <499531245@qq.com>
Date: Sun, 7 Oct 2018 16:20:51 +0800
Subject: [PATCH] eaten elements

---
 README.md                                     | 31 ++++++++++++++++---
 .../nutritionmaster/utils/WebUtil.java        | 18 ++++++-----
 2 files changed, 38 insertions(+), 11 deletions(-)

diff --git a/README.md b/README.md
index a8ca9fe..c643b5f 100644
--- a/README.md
+++ b/README.md
@@ -153,12 +153,35 @@
 
   * 用户职业BMI分类 3多动,2中等,1少动  先 `getUser`获取到用户的职业名字.然后`getOccupation`获取到该职业的BMI分类
 
-  * 动态改变用户已吃的营养元素的量: 在用户表添加element参数,每周清空一次,每吃一个菜就记录一下  
+  * 动态改变用户已吃的营养元素的量: 在用户表添加element参数,每周自动清空一次
 
-    * 获取用户本周已摄入的营养元素的量: `getUser`得到当前用户的信息,解析后用`MyUser`的`getEaten_elements()`获取到Element对象.里面有各种元素信息
-    * 每吃一个菜就post一下
+    * Map的可选参数:  `[calorie,carbohydrate,fat ,protein,cellulose,vitaminA,vitaminB1,vitaminB2,vitaminB6,vitaminC,vitaminE,carotene,cholesterol,Mg,Ca,Fe,Zn,Cu,Mn,K ,P ,Na,Se,niacin ,thiamine]`
 
-    ![](http://ww1.sinaimg.cn/large/0077h8xtly1fvsze639cyj30k507vaa9.jpg)
+    ```java
+    public static void main(String[] args) {
+        	//只传入变动的参数就行.
+        	//比如 这顿饭摄入了100卡路里,10脂肪.就这样写.
+            Map<String, Double> params = new HashMap<>();
+            params.put("calorie", 100.0);
+            params.put("fat", 10.0);
+    		
+        	//第一个参数是username,第二个参数是摄入的营养元素值.可以看函数的源码,有注释
+            WebUtil.getInstance().eatenElements("test5", params, new Callback() {
+                @Override
+                public void onFailure(Call call, IOException e) {
+    
+                }
+    
+                @Override
+                public void onResponse(Call call, Response response) throws IOException {
+                    System.out.println(new Gson().fromJson(response.body().string(), MyUser.class));
+    
+                }
+            });
+    }
+    ```
+
+  * 获取用户本周已摄入的营养元素的量: `getUser`得到当前用户的信息,解析后用`MyUser`的`getEaten_elements()`获取到Element对象.里面有各种元素信息
 
   * **用户的浏览历史: 添加用户和菜谱的多对多关系**
 
diff --git a/app/src/main/java/com/example/ninefourone/nutritionmaster/utils/WebUtil.java b/app/src/main/java/com/example/ninefourone/nutritionmaster/utils/WebUtil.java
index 4fb70bd..34b24a6 100644
--- a/app/src/main/java/com/example/ninefourone/nutritionmaster/utils/WebUtil.java
+++ b/app/src/main/java/com/example/ninefourone/nutritionmaster/utils/WebUtil.java
@@ -384,16 +384,20 @@ public class WebUtil {
 
     /**
      * 用户吃了一个菜,更新用户本周已吃摄入的营养元素的量
+     * 传入这顿饭摄入的营养量
      * 返回当前user的最新信息,用MyUser类解析json
-     * @param username
-     * @param menuName
      */
-    public void eatenMenu(String username, String menuName,Callback callback) {
+    public void eatenElements(String username, Map<String, Double> elements, Callback callback) {
         String url = "http://120.77.182.38/myuser/eaten_menu/";
-        RequestBody formBody = new FormBody.Builder()
-                .add("username", username)
-                .add("menu_name", menuName)
-                .build();
+        FormBody.Builder builder = new FormBody.Builder();
+        //构造RequestBody参数
+        for (Map.Entry<String, Double> entry : elements.entrySet()) {
+            String key = entry.getKey();
+            double value = entry.getValue();
+            builder.add(key, String.valueOf(value));
+        }
+        builder.add("username", username);
+        RequestBody formBody = builder.build();
         Request request = new Request.Builder()
                 .url(url)
                 .post(formBody)