✨ feat: 리포지토리 설정 (#53)

src/main/java/com/smunity/petition/domain/account/repository/DepartmentJpaRepository.java

@@ -0,0 +1,11 @@
+package com.smunity.petition.domain.account.repository;
+
+import com.smunity.petition.domain.account.entity.Department;
+import org.springframework.data.jpa.repository.JpaRepository;
+
+import java.util.Optional;
+
+public interface DepartmentJpaRepository extends JpaRepository<Department, Long> {
+
+    Optional<Department> findByName(String name);
+}

src/main/java/com/smunity/petition/domain/account/repository/YearJpaRepository.java

@@ -0,0 +1,12 @@
+package com.smunity.petition.domain.account.repository;
+
+
+import com.smunity.petition.domain.account.entity.Year;
+import org.springframework.data.jpa.repository.JpaRepository;
+
+import java.util.Optional;
+
+public interface YearJpaRepository extends JpaRepository<Year, Long> {
+
+    Optional<Year> findByYear(String year);
+}

src/main/java/com/smunity/petition/domain/account/repository/user/UserJpaRepository.java

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+package com.smunity.petition.domain.account.repository.user;
+
+import com.smunity.petition.domain.account.entity.User;
+import org.springframework.data.jpa.repository.JpaRepository;
+
+import java.util.Optional;
+
+public interface UserJpaRepository extends JpaRepository<User, Long> {
+
+    Optional<User> findByUserName(String username);
+}

src/main/java/com/smunity/petition/domain/account/repository/user/UserRepository.java

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+package com.smunity.petition.domain.account.repository.user;
+
+
+import com.smunity.petition.domain.account.entity.User;
+
+import java.util.Optional;
+
+public interface UserRepository {
+
+    Optional<User> findByUserName(String username);
+
+    User save(User user);
+}

src/main/java/com/smunity/petition/domain/account/repository/user/UserRepositoryImpl.java

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+package com.smunity.petition.domain.account.repository.user;
+
+import com.smunity.petition.domain.account.entity.User;
+import lombok.RequiredArgsConstructor;
+import org.springframework.stereotype.Repository;
+
+import java.util.Optional;
+
+@RequiredArgsConstructor
+@Repository
+public class UserRepositoryImpl implements UserRepository {
+
+    private final UserJpaRepository userJpaRepository;
+
+
+    @Override
+    public Optional<User> findByUserName(String username) {
+        return userJpaRepository.findByUserName(username);
+    }
+
+    @Override
+    public User save(User user) {
+        return userJpaRepository.save(user);
+    }
+}