메시지 시간 표현

Author: bs8841

src/main/java/com/sprint/mission/discodeit/JavaApplication.java

@@ -63,12 +63,12 @@ public static void main(String[] args) {
         System.out.println("채널 : " + channel1.getChannelName() + "의 모든 메시지 목록");
         messageService.getAllMessages().stream()
                 .filter(message -> message.getChannelId().equals(channel1.getId()))
-                .forEach(message -> System.out.println(message.getId() + " - " + message.getMsgContent()));
+                .forEach(message -> System.out.println(message.getId() + " - " + message));
 
         System.out.println("채널 : " + channel2.getChannelName() + "의 모든 메시지 목록");
         messageService.getAllMessages().stream()
                 .filter(message -> message.getChannelId().equals(channel2.getId()))
-                .forEach(message -> System.out.println(message.getId() + " - " + message.getMsgContent()));
+                .forEach(message -> System.out.println(message.getId() + " - " + message));
 
         System.out.println();
         System.out.print("수정된 유저 정보 : ");

src/main/java/com/sprint/mission/discodeit/entity/BaseEntity.java

@@ -29,4 +29,5 @@ public long getUpdatedAt() {
     public void updateTime() {
         this.updatedAt = System.currentTimeMillis();
     }
+
 }

src/main/java/com/sprint/mission/discodeit/entity/Message.java

@@ -1,5 +1,6 @@
 package com.sprint.mission.discodeit.entity;
 
+import java.util.Date;
 import java.util.UUID;
 
 public class Message extends BaseEntity {
@@ -26,12 +27,19 @@ public UUID getChannelId() {
         return channelId;
     }
 
+    public boolean isUpdated() {
+        return getUpdatedAt() != getCreatedAt();
+    }
+
     @Override
     public String toString() {
-        return "Message{senderId=" + senderId +
-                ", channelId=" + channelId +
-                ", msgContent=" + msgContent +
-                ", createdAt=" + getCreatedAt() +
-                ", updatedAt=" + getUpdatedAt() + '}';
+        StringBuilder sb = new StringBuilder();
+        long displayTime = isUpdated() ? getUpdatedAt() : getCreatedAt();
+        sb.append("[").append(new Date(displayTime)).append("] ");
+        sb.append(msgContent);
+        if (isUpdated()) {
+            sb.append(" (수정됨)");
+        }
+        return sb.toString();
     }
 }

src/main/java/com/sprint/mission/discodeit/service/jcf/JCFMessageService.java

@@ -62,8 +62,8 @@ public Message createMessageCheck(String msgContent, UUID senderId, UUID channel
         }
 
         Message message = new Message(msgContent, senderId, channelId);
-        data.put(message.getId(), message);
-        channelService.addMessageToChannel(channelId,message.getId());
-        return message;
+        Message created = createMessage(message);
+        channelService.addMessageToChannel(channelId, created.getId());
+        return created;
     }
 }