From 401add54419e880f05e29ddbcb18b5082c69b853 Mon Sep 17 00:00:00 2001
From: Gyubin-Han <yangglei2@naver.com>
Date: Tue, 17 Jun 2025 19:06:19 +0900
Subject: [PATCH] =?UTF-8?q?Feat:=20URL=20=EB=8B=A8=EC=B6=95=20=EC=B2=98?=
 =?UTF-8?q?=EB=A6=AC=20=EB=A9=94=EC=86=8C=EB=93=9C=20=EA=B5=AC=ED=98=84?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
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---
 .../UrlValidationFailedException.java         |  7 ++++++
 .../gyu/urlShortener/service/MainService.java | 23 +++++++++++++++++++
 2 files changed, 30 insertions(+)
 create mode 100644 src/main/java/be/gyu/urlShortener/exception/UrlValidationFailedException.java

diff --git a/src/main/java/be/gyu/urlShortener/exception/UrlValidationFailedException.java b/src/main/java/be/gyu/urlShortener/exception/UrlValidationFailedException.java
new file mode 100644
index 0000000..a8fc090
--- /dev/null
+++ b/src/main/java/be/gyu/urlShortener/exception/UrlValidationFailedException.java
@@ -0,0 +1,7 @@
+package be.gyu.urlShortener.exception;
+
+// TODO: url-short branch에서 추가 및 커밋할 것.
+public class UrlValidationFailedException extends RuntimeException{
+    public UrlValidationFailedException(){ super("적절한 HTTP(S) URL이 아닙니다."); }
+    public UrlValidationFailedException(String msg){ super(msg); }
+}
diff --git a/src/main/java/be/gyu/urlShortener/service/MainService.java b/src/main/java/be/gyu/urlShortener/service/MainService.java
index 72b9b40..c785602 100644
--- a/src/main/java/be/gyu/urlShortener/service/MainService.java
+++ b/src/main/java/be/gyu/urlShortener/service/MainService.java
@@ -5,8 +5,11 @@ import org.springframework.stereotype.Service;
 
 import be.gyu.urlShortener.entity.UrlMap;
 import be.gyu.urlShortener.exception.ShortUrlNotFoundException;
+import be.gyu.urlShortener.exception.UrlValidationFailedException;
 import be.gyu.urlShortener.repository.UrlMapRepository;
 
+import java.util.HashMap;
+import java.util.Map;
 import java.util.Optional;
 import java.time.LocalDateTime;
 import java.security.MessageDigest;
@@ -92,4 +95,24 @@ public class MainService {
 
         return optional.get().getUrlMapOriginal();
     }
+
+    // 단축 URL 생성 메소드 (검증 및 생성)
+    public Map<String,String> generateShortUrl(String originalUrl){
+        Map<String,String> result=new HashMap<>();
+        
+        // 원본 URL 무결점 검증 (HTTP(S) URL이 맞는지 검증)
+        boolean isCorrectUrl=validOriginalUrl(originalUrl);
+        if(!isCorrectUrl){
+            // 올바른 HTTP(S) URL이 아닌 경우, 예외 발생
+            throw new UrlValidationFailedException();
+        }
+
+        // 단축 URL 생성
+        String shortUrl=createUrlShort(originalUrl);
+        result.put("status","success");
+        result.put("message","생성 성공");
+        result.put("shortUrl",shortUrl);
+
+        return result;
+    }
 }