From 9fe98812e40ef0580eb664bb581ac681021ce42a Mon Sep 17 00:00:00 2001
From: 95x8x9 <sh2020200@naver.com>
Date: Fri, 18 Apr 2025 20:18:46 +0900
Subject: [PATCH 1/2] =?UTF-8?q?=EB=A1=9C=EA=B7=B8=EC=9D=B8=20=EB=B0=8F=20?=
 =?UTF-8?q?=ED=9A=8C=EC=9B=90=20=EA=B0=80=EC=9E=85=20=EA=B8=B0=EB=8A=A5=20?=
 =?UTF-8?q?=EC=88=98=EC=A0=95?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 .../java/cnu/mvc/domain/member/MemberRepository.java  |  6 ++++++
 .../java/cnu/mvc/domain/member/MemberService.java     | 11 ++++++++++-
 2 files changed, 16 insertions(+), 1 deletion(-)

diff --git a/src/main/java/cnu/mvc/domain/member/MemberRepository.java b/src/main/java/cnu/mvc/domain/member/MemberRepository.java
index 1b273fc..634861e 100644
--- a/src/main/java/cnu/mvc/domain/member/MemberRepository.java
+++ b/src/main/java/cnu/mvc/domain/member/MemberRepository.java
@@ -22,6 +22,12 @@ public Member findById(Long id) {
 
     // 구현
     public Member findByEmail(String email) {
+        for (Member member : store.values()) {
+            if (member.getEmail().equals(email)) {
+                return member;
+            }
+        }
+
         return null;
     }
 }
diff --git a/src/main/java/cnu/mvc/domain/member/MemberService.java b/src/main/java/cnu/mvc/domain/member/MemberService.java
index b8e785e..7925a18 100644
--- a/src/main/java/cnu/mvc/domain/member/MemberService.java
+++ b/src/main/java/cnu/mvc/domain/member/MemberService.java
@@ -10,11 +10,20 @@ public class MemberService {
     private final MemberRepository memberRepository;
 
     public Member join(Member member){
+        Member existing = findByEmail(member.getEmail());
+        if (existing != null) {
+            throw new IllegalStateException("이미 존재하는 이메일 계정입니다.");
+        }
         return memberRepository.save(member);
     }
 
     public Member validateMember(String email, String pwd) {
-        Member findMember = findById(1L);
+        Member findMember = findByEmail(email);
+
+        if (findMember == null || !findMember.getPwd().equals(pwd)) {
+            throw new IllegalArgumentException("이메일 또는 비밀번호를 확인해주세요.");
+        }
+
         return findMember;
     }
 

From 1faaf019d8bf5f4756dff3cd0fcd218d2ad50306 Mon Sep 17 00:00:00 2001
From: 95x8x9 <sh2020200@naver.com>
Date: Fri, 18 Apr 2025 20:22:28 +0900
Subject: [PATCH 2/2] =?UTF-8?q?202202546-=EA=B8=88=EC=86=8C=ED=98=84?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 src/main/java/cnu/mvc/domain/member/MemberRepository.java | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/main/java/cnu/mvc/domain/member/MemberRepository.java b/src/main/java/cnu/mvc/domain/member/MemberRepository.java
index 634861e..8013fe7 100644
--- a/src/main/java/cnu/mvc/domain/member/MemberRepository.java
+++ b/src/main/java/cnu/mvc/domain/member/MemberRepository.java
@@ -22,6 +22,7 @@ public Member findById(Long id) {
 
     // 구현
     public Member findByEmail(String email) {
+
         for (Member member : store.values()) {
             if (member.getEmail().equals(email)) {
                 return member;