From da0a96bc911eae8d360f33a1e4807a6f3b6d591b Mon Sep 17 00:00:00 2001
From: User_cyk <1020691186@qq.com>
Date: Tue, 4 Jul 2023 09:59:18 +0800
Subject: [PATCH] =?UTF-8?q?=E4=BF=AE=E6=94=B9comment?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 .../hellogithub/servlet/commentServlet.java   | 32 +++++++++++++++++--
 1 file changed, 30 insertions(+), 2 deletions(-)

diff --git a/src/com/hellogithub/servlet/commentServlet.java b/src/com/hellogithub/servlet/commentServlet.java
index 1fe879e..0b06e5c 100644
--- a/src/com/hellogithub/servlet/commentServlet.java
+++ b/src/com/hellogithub/servlet/commentServlet.java
@@ -1,5 +1,6 @@
 package com.hellogithub.servlet;
 
+import com.alibaba.fastjson.JSONObject;
 import com.hellogithub.entity.userEntity;
 import com.hellogithub.service.commentService;
 import jakarta.servlet.ServletConfig;
@@ -15,6 +16,8 @@ import java.io.PrintWriter;
 import java.text.DateFormat;
 import java.text.SimpleDateFormat;
 import java.util.Date;
+import java.util.HashMap;
+
 @WebServlet("/comment")
 public class commentServlet extends HttpServlet {
     private com.hellogithub.service.commentService commentService = new commentService();
@@ -52,8 +55,33 @@ public class commentServlet extends HttpServlet {
         PrintWriter writer = resp.getWriter();
         HttpSession session  =req.getSession();
         userEntity userEntity=(userEntity)session.getAttribute("user");
-        String username=userEntity.getUserName();
-        writer.println(commentService.insertComment(username,Integer.parseInt(proId),content,Integer.parseInt(isUsed),now,Integer.parseInt(star)));
+        if(userEntity ==null){
+            setResultError("用户未登录",writer);
+        }else{
+            String username=userEntity.getUserName();
+            int num = commentService.insertComment(username,Integer.parseInt(proId),content,Integer.parseInt(isUsed),now,Integer.parseInt(star));
+            if(num == 0){
+                setResultError("评论失败",writer);
+            }else{
+                setResultOK("success",writer);
+            }
+        }
+       writer.close();
+    }
+    public void setResult(Integer code, String msg, PrintWriter writer) {
+        HashMap<String, Object> result = new HashMap<>();
+        result.put("code", code);
+        result.put("msg", msg);
+        String jsonString = JSONObject.toJSONString(result);
+        writer.println(jsonString);
         writer.close();
     }
+
+    public void setResultError(String msg, PrintWriter writer) {
+        setResult(500, msg, writer);
+    }
+
+    public void setResultOK(String msg, PrintWriter writer) {
+        setResult(200, msg, writer);
+    }
 }