�[COT-166] Feature: 회원 탈퇴 정책 조회 API 구현 (#272)

* feat: 정책 종류 필드 추가

* feat: 정책 조회 API 구현

src/main/java/org/cotato/csquiz/api/policy/controller/PolicyController.java

@@ -1,20 +1,23 @@
 package org.cotato.csquiz.api.policy.controller;
 
 import io.swagger.v3.oas.annotations.Operation;
+import io.swagger.v3.oas.annotations.Parameter;
 import io.swagger.v3.oas.annotations.tags.Tag;
 import jakarta.validation.Valid;
 import lombok.RequiredArgsConstructor;
 import org.cotato.csquiz.api.policy.dto.CheckMemberPoliciesRequest;
 import org.cotato.csquiz.api.policy.dto.FindMemberPolicyResponse;
 import org.cotato.csquiz.api.policy.dto.PoliciesResponse;
 import org.cotato.csquiz.domain.auth.entity.Member;
+import org.cotato.csquiz.domain.auth.enums.PolicyCategory;
 import org.cotato.csquiz.domain.auth.service.PolicyService;
 import org.springframework.http.ResponseEntity;
 import org.springframework.security.core.annotation.AuthenticationPrincipal;
 import org.springframework.web.bind.annotation.GetMapping;
 import org.springframework.web.bind.annotation.PostMapping;
 import org.springframework.web.bind.annotation.RequestBody;
 import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RequestParam;
 import org.springframework.web.bind.annotation.RestController;
 
 @Tag(name = "회원 정책 API")
@@ -39,9 +42,16 @@ public ResponseEntity<Void> checkPolicies(@RequestBody @Valid CheckMemberPolicie
         return ResponseEntity.noContent().build();
     }
 
+    @Deprecated(since = "회원 탈퇴 기능 작업 이후")
     @Operation(summary = "회원 가입 시 보여줘야 할 정책 목록 반환 API")
     @GetMapping
     public ResponseEntity<PoliciesResponse> getPolicies() {
         return ResponseEntity.ok().body(policyService.findPolicies());
     }
+
+    @Operation(summary = "특정 카테고리에 맞는 정책 목록 반환 API")
+    @GetMapping(params = "category")
+    public ResponseEntity<PoliciesResponse> getPolicies(@RequestParam PolicyCategory category) {
+        return ResponseEntity.ok().body(policyService.findPolicies(category));
+    }
 }

src/main/java/org/cotato/csquiz/domain/auth/entity/Policy.java

@@ -11,6 +11,7 @@
 import lombok.Getter;
 import lombok.NoArgsConstructor;
 import org.cotato.csquiz.common.entity.BaseTimeEntity;
+import org.cotato.csquiz.domain.auth.enums.PolicyCategory;
 import org.cotato.csquiz.domain.auth.enums.PolicyType;
 import org.hibernate.annotations.ColumnDefault;
 import org.hibernate.annotations.DynamicInsert;
@@ -31,6 +32,10 @@ public class Policy extends BaseTimeEntity {
     @ColumnDefault(value = "'ESSENTIAL'")
     private PolicyType policyType;
 
+    @Column(name = "policy_category", nullable = false)
+    @Enumerated(EnumType.STRING)
+    private PolicyCategory category;
+
     @Column(name = "policy_title", nullable = false)
     private String title;
 

src/main/java/org/cotato/csquiz/domain/auth/enums/PolicyCategory.java

@@ -0,0 +1,14 @@
+package org.cotato.csquiz.domain.auth.enums;
+
+import lombok.AllArgsConstructor;
+import lombok.Getter;
+
+@Getter
+@AllArgsConstructor
+public enum PolicyCategory {
+    PERSONAL_INFORMATION("개인정보 관련된 정책"),
+    LEAVING("회원 탈퇴 시 필요한 정책"),
+    ;
+
+    private final String description;
+}

src/main/java/org/cotato/csquiz/domain/auth/repository/PolicyRepository.java

@@ -2,11 +2,14 @@
 
 import java.util.List;
 import org.cotato.csquiz.domain.auth.entity.Policy;
+import org.cotato.csquiz.domain.auth.enums.PolicyCategory;
 import org.cotato.csquiz.domain.auth.enums.PolicyType;
 import org.springframework.data.jpa.repository.JpaRepository;
 
 public interface PolicyRepository extends JpaRepository<Policy, Long> {
     List<Policy> findAllByPolicyType(PolicyType policyType);
 
     List<Policy> findAllByIdIn(List<Long> ids);
+
+    List<Policy> findAllByCategory(PolicyCategory category);
 }

src/main/java/org/cotato/csquiz/domain/auth/service/PolicyService.java

@@ -14,6 +14,7 @@
 import org.cotato.csquiz.domain.auth.entity.Member;
 import org.cotato.csquiz.domain.auth.entity.MemberPolicy;
 import org.cotato.csquiz.domain.auth.entity.Policy;
+import org.cotato.csquiz.domain.auth.enums.PolicyCategory;
 import org.cotato.csquiz.domain.auth.enums.PolicyType;
 import org.cotato.csquiz.domain.auth.repository.MemberPolicyRepository;
 import org.cotato.csquiz.domain.auth.repository.PolicyRepository;
@@ -104,4 +105,11 @@ public PoliciesResponse findPolicies() {
                 .toList();
         return new PoliciesResponse(policies);
     }
+
+    public PoliciesResponse findPolicies(PolicyCategory category) {
+        List<PolicyInfoResponse> policies = policyRepository.findAllByCategory(category).stream()
+                .map(PolicyInfoResponse::from)
+                .toList();
+        return new PoliciesResponse(policies);
+    }
 }