fix profile display bug

myproject/chatroom/main.go

@@ -22,10 +22,10 @@ const (
 type Message struct {
 	MessageId int    `json:"message_id"`
 	RoomId    int    `json:"room_id"`
-	Profile_id int    `json:"profile_id"`
+	Profile   int    `json:"profile"`
 	Sender    string `json:"sender"`
 	Content   string `json:"content"`
-	Timestamp  string `json:"timestamp"`
+	Time      string `json:"time"`
 }
 
 type RoomPreviewInfo struct {
@@ -214,7 +214,7 @@ func DeleteRoom(c *gin.Context) {
 func AddMessage(c *gin.Context) {
 	var message struct {
 		RoomId    int    `json:"roomId"`
-		ProfileId int    `json:"profile_id"`
+		ProfileId int    `json:"profile"`
 		Sender    string `json:"sender"`
 		Content   string `json:"content"`
 	}
@@ -225,7 +225,7 @@ func AddMessage(c *gin.Context) {
 	}
 
 	query := `
-		INSERT INTO messages (room_id, profile_id, sender, content, "time")
+		INSERT INTO messages (room_id, profile, sender, content, "time")
 		VALUES ($1, $2, $3, $4, NOW())
 		RETURNING message_id
 	`
@@ -242,6 +242,8 @@ func AddMessage(c *gin.Context) {
 	)
 	if err != nil {
 		log.Printf("Failed to update room preview: %v", err)
+		c.JSON(http.StatusInternalServerError, Response{Code: 500, Msg: "Failed to updata lastest message: " + err.Error(), Data: nil})
+		return
 	}
 
 	c.JSON(http.StatusOK, Response{
@@ -259,7 +261,7 @@ func GetMessageList(c *gin.Context) {
 		return
 	}
 
-	rows, err := db.Query("SELECT profile_id, sender, content, time FROM messages WHERE room_id = $1 ORDER BY time ASC", roomId)
+	rows, err := db.Query("SELECT profile, sender, content, time FROM messages WHERE room_id = $1 ORDER BY time ASC", roomId)
 	if err != nil {
 		c.JSON(500, Response{Code: 500, Msg: "Failed to retrieve messages", Data: nil})
 		return
@@ -269,7 +271,7 @@ func GetMessageList(c *gin.Context) {
 	var messages []Message
 	for rows.Next() {
 		var msg Message
-		if err := rows.Scan(&msg.Profile_id, &msg.Sender, &msg.Content, &msg.Timestamp); err != nil {
+		if err := rows.Scan(&msg.Profile, &msg.Sender, &msg.Content, &msg.Time); err != nil {
 			c.JSON(500, Response{Code: 500, Msg: "Failed to scan message", Data: nil})
 			return
 		}
@@ -300,7 +302,7 @@ func createTable() {
 		CREATE TABLE IF NOT EXISTS messages (
 			message_id SERIAL PRIMARY KEY,
 			room_id INT NOT NULL,
-			profile_id INT NOT NULL,
+			profile INT NOT NULL,
 			sender VARCHAR(100) NOT NULL,
 			content TEXT NOT NULL,
 			"time" TIMESTAMP DEFAULT CURRENT_TIMESTAMP,

myproject/my-app/src/app/pages/ChatRoom/ChatRoom.tsx

@@ -5,7 +5,6 @@ import React, { useEffect, useState } from "react";
 
 const backEnd:string = "http://10.171.208.94:8080";
 
-// profile
 const Profile = [ 'https://pic4.zhimg.com/v2-c5a0d0d57c1a85c6db56e918707f54a3_r.jpg',
                   'https://pic2.zhimg.com/v2-c2e79191533fdc7fced2f658eef987c9_r.jpg',
                   'https://pic4.zhimg.com/v2-bf5f58e7b583cd69ac228db9fdff377f_r.jpg',
@@ -16,22 +15,21 @@ const Profile = [ 'https://pic4.zhimg.com/v2-c5a0d0d57c1a85c6db56e918707f54a3_r.
 const RoomProfile = 'https://tse1-mm.cn.bing.net/th/id/OIP-C.0KyBJKAdIGi9SAQc_X62tQHaLr?cb=thvnextc2&rs=1&pid=ImgDetMain';
 
 interface RoomEntryProps {
-    roomId: number; // room id
-    roomName: string; // room name
-    lastSender: { String: string, Valid: boolean }; // the lasted User name
-    lastContent: { String: string, Valid: boolean }; // content
-    lastTime: { Time: string, Valid: boolean }; // the lasted message time
+    roomId: number;
+    roomName: string;
+    lastSender: { String: string, Valid: boolean };
+    lastContent: { String: string, Valid: boolean };
+    lastTime: { Time: string, Valid: boolean };
 }
 
-// 单个聊天房间组件
 interface MessageProps {
-    roomId: number; // room id
-    roomName: string; // room name
+    roomId: number;
+    roomName: string;
     messages: Array<{
-        profile: number; // profile index
-        sender: string; // sender name
-        content: string; // message content
-        time: string; // message time
+        profile: number;
+        sender: string;
+        content: string;
+        time: string;
     }>;
 }
 
@@ -55,7 +53,7 @@ function RoomEntry ({rooms, onRoomClick} : {rooms: RoomEntryProps[], onRoomClick
             <div className="chat-info">
               <h3>{room.roomName}</h3>
               <span className="chat-message">{room.lastContent && room.lastContent.Valid ? room.lastContent.String : ''}</span>
-              <span className="chat-time">{room.lastTime && room.lastTime.Valid ? room.lastTime.Time : ''}</span>
+              <span className="chat-time">{room.lastTime && room.lastTime.Valid ? formatTimeToHoursMinutes(room.lastTime.Time) : ''}</span>
             </div>
           </div> 
         ))}
@@ -65,6 +63,13 @@ function RoomEntry ({rooms, onRoomClick} : {rooms: RoomEntryProps[], onRoomClick
   // Button From Uiverse.io by njesenberger
 }
 
+function formatTimeToHoursMinutes(isoString: string) {
+  const date = new Date(isoString);
+  const hours = String(date.getHours()).padStart(2, '0'); // 确保两位数
+  const minutes = String(date.getMinutes()).padStart(2, '0'); // 确保两位数
+  return `${hours}:${minutes}`;
+}
+
 function InputRoomNameArea({ onAddNewRoom }: { onAddNewRoom: (roomName: string) => void}) {
   const [roomNameInput, setRoomNameInput] = useState("");
 
@@ -116,7 +121,7 @@ function closeOpenDiv() {
   (document.getElementsByClassName("RoomNameInput")[0] as HTMLInputElement).value = '';
 }
 
-function MessageItem (props: MessageProps & { userName: string; onAddNewComment: (content: string) => void}) {
+function MessageItem (props: MessageProps & { onAddNewComment: (content: string) => void}) {
   const [inputValue, setInputValue] = useState("");
 
   if (props.roomId === 0) {
@@ -144,7 +149,7 @@ function MessageItem (props: MessageProps & { userName: string; onAddNewComment:
             <div className="message-content">
               <div className="message-info">
                 <span className="message-sender">{msg.sender}</span>
-                <span className="message-time">{new Date(msg.time).toLocaleTimeString()}</span>
+                <span className="message-time">{formatTimeToHoursMinutes(msg.time)}</span>
               </div>
               <p className="message-text">{msg.content}</p>
             </div>
@@ -225,7 +230,6 @@ export function ChatRoom({ userName }: { userName: string }) {
       const response = await fetch(backEnd+`/room/message/list?roomId=${roomId}`)
       const result = await response.json();
       debugger;
-
       if (result.code === 0) {
         setCurrentRoom({
           roomId: roomId,
@@ -336,7 +340,6 @@ export function ChatRoom({ userName }: { userName: string }) {
             roomId={currentRoom?.roomId || 0}
             roomName={currentRoom?.roomName || ""}
             messages={currentRoom?.messages || []}
-            userName={userName}
             onAddNewComment={addNewComment}
         />
         <InputRoomNameArea onAddNewRoom={addNewRoom}/>