From 9a8102fb19bdea9a78b0fff2a94310585f1755c9 Mon Sep 17 00:00:00 2001
From: tolelom <98kimsungmin@naver.com>
Date: Sun, 12 Apr 2026 19:11:23 +0900
Subject: [PATCH] =?UTF-8?q?refactor:=20AuthContext=20=EC=A4=91=EB=B3=B5=20?=
 =?UTF-8?q?=EC=BD=94=EB=93=9C=20=EC=B6=94=EC=B6=9C?=
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login, setUserFromSSAFY의 토큰 저장 + 유저 상태 업데이트 로직을
applySession 헬퍼로 추출

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
---
 src/context/AuthContext.jsx | 27 +++++++++++++--------------
 1 file changed, 13 insertions(+), 14 deletions(-)

diff --git a/src/context/AuthContext.jsx b/src/context/AuthContext.jsx
index 1144c8d..405179e 100644
--- a/src/context/AuthContext.jsx
+++ b/src/context/AuthContext.jsx
@@ -15,27 +15,26 @@ export function AuthProvider({ children }) {
     const username = localStorage.getItem('username');
     if (!token) return null;
     const payload = decodeTokenPayload(token);
-    const role = payload?.role || 'user';
-    return { token, username, role };
+    return { token, username, role: payload?.role || 'user' };
   });
 
+  // 토큰 저장 + 유저 상태 업데이트 공통 처리 (login, setUserFromSSAFY에서 공유)
+  const applySession = useCallback((data) => {
+    localStorage.setItem('token', data.token);
+    localStorage.setItem('username', data.username);
+    const role = decodeTokenPayload(data.token)?.role || 'user';
+    setUser({ token: data.token, username: data.username, role });
+  }, []);
+
   const login = useCallback(async (username, password) => {
     const data = await apiLogin(username, password);
-    localStorage.setItem('token', data.token);
-    localStorage.setItem('username', data.username);
-    const decoded = decodeTokenPayload(data.token);
-    const role = decoded?.role || 'user';
-    setUser({ token: data.token, username: data.username, role });
-  }, []);
+    applySession(data);
+  }, [applySession]);
 
   // SSAFY OAuth 콜백에서 받은 토큰으로 로그인 처리
   const setUserFromSSAFY = useCallback((data) => {
-    localStorage.setItem('token', data.token);
-    localStorage.setItem('username', data.username);
-    const decoded = decodeTokenPayload(data.token);
-    const role = decoded?.role || 'user';
-    setUser({ token: data.token, username: data.username, role });
-  }, []);
+    applySession(data);
+  }, [applySession]);
 
   // 로컬 세션만 정리 (토큰 만료·강제 로그아웃 시)
   const clearSession = useCallback(() => {