feat: 발송 옵션 조회 기능 #3

src/main/java/com/nexters/covid/letter/api/LetterController.java

@@ -1,8 +1,22 @@
 package com.nexters.covid.letter.api;
 
+import com.nexters.covid.base.BaseResponse;
+import com.nexters.covid.letter.api.dto.OptionResponse;
+import com.nexters.covid.letter.service.LetterService;
+import java.util.List;
+import lombok.RequiredArgsConstructor;
+import org.springframework.web.bind.annotation.GetMapping;
 import org.springframework.web.bind.annotation.RestController;
 
+@RequiredArgsConstructor
 @RestController
 public class LetterController {
 
+  private final LetterService letterService;
+
+  @GetMapping("/letter/option")
+  public BaseResponse<List<OptionResponse>> options() {
+    List<OptionResponse> options = letterService.options();
+    return new BaseResponse<>(200, 0, "", options);
+  }
 }

src/main/java/com/nexters/covid/letter/api/dto/OptionResponse.java

@@ -0,0 +1,23 @@
+package com.nexters.covid.letter.api.dto;
+
+import static org.springframework.beans.BeanUtils.copyProperties;
+
+import com.nexters.covid.letter.domain.Question;
+import com.nexters.covid.letter.domain.SendOption;
+import java.util.List;
+import lombok.Getter;
+import lombok.Setter;
+
+@Getter
+@Setter
+public class OptionResponse {
+
+  private String text;
+  private Long covidStat;
+  private List<Question> questions;
+
+  public OptionResponse(SendOption source) {
+    copyProperties(source, this);
+    this.questions = source.questions();
+  }
+}

src/main/java/com/nexters/covid/letter/domain/Letter.java

@@ -43,10 +43,6 @@ public class Letter extends BaseEntity {
   @Enumerated(EnumType.STRING)
   private Sticker sticker;
 
-  @Column(name = "option")
-  @Enumerated(EnumType.STRING)
-  private SendOption option;
-
   private String answer;
 
   private String questionId;

src/main/java/com/nexters/covid/letter/domain/LetterRepository.java

@@ -3,5 +3,4 @@
 import org.springframework.data.jpa.repository.JpaRepository;
 
 public interface LetterRepository extends JpaRepository<Letter, Long> {
-
 }

src/main/java/com/nexters/covid/letter/domain/Question.java

@@ -0,0 +1,28 @@
+package com.nexters.covid.letter.domain;
+
+import com.fasterxml.jackson.annotation.JsonIgnore;
+import javax.persistence.Entity;
+import javax.persistence.GeneratedValue;
+import javax.persistence.GenerationType;
+import javax.persistence.Id;
+import javax.persistence.JoinColumn;
+import javax.persistence.ManyToOne;
+import lombok.Getter;
+import lombok.NoArgsConstructor;
+
+@Getter
+@Entity
+@NoArgsConstructor
+public class Question {
+
+  @Id
+  @GeneratedValue(strategy = GenerationType.IDENTITY)
+  private Long id;
+
+  @ManyToOne
+  @JsonIgnore
+  @JoinColumn(name = "send_option_id")
+  private SendOption sendOption;
+
+  private String text;
+}

src/main/java/com/nexters/covid/letter/domain/SendOption.java

@@ -1,6 +1,36 @@
 package com.nexters.covid.letter.domain;
 
-public enum SendOption {
-  // TODO: 회의 해서 정의 필요
-  A, B, C
+import java.util.ArrayList;
+import java.util.List;
+import javax.persistence.CascadeType;
+import javax.persistence.Entity;
+import javax.persistence.FetchType;
+import javax.persistence.GeneratedValue;
+import javax.persistence.GenerationType;
+import javax.persistence.Id;
+import javax.persistence.OneToMany;
+import javax.persistence.Table;
+import lombok.Getter;
+import lombok.NoArgsConstructor;
+
+@Getter
+@Entity
+@Table(name = "send_option")
+@NoArgsConstructor
+public class SendOption {
+
+  @Id
+  @GeneratedValue(strategy = GenerationType.IDENTITY)
+  private Long id;
+
+  private String text;
+
+  private Long covidStat;
+
+  @OneToMany(mappedBy = "sendOption", fetch = FetchType.LAZY, cascade = CascadeType.ALL)
+  private final List<Question> questions = new ArrayList<>();
+
+  public List<Question> questions() {
+    return questions;
+  }
 }

src/main/java/com/nexters/covid/letter/domain/SendOptionRepository.java

@@ -0,0 +1,11 @@
+package com.nexters.covid.letter.domain;
+
+import java.util.List;
+import org.springframework.data.jpa.repository.JpaRepository;
+import org.springframework.data.jpa.repository.Query;
+
+public interface SendOptionRepository extends JpaRepository<SendOption, Long> {
+
+  @Query("select o from SendOption o join fetch o.questions")
+  List<SendOption> findAllJoinFetch();
+}

src/main/java/com/nexters/covid/letter/service/LetterService.java

@@ -0,0 +1,22 @@
+package com.nexters.covid.letter.service;
+
+import com.nexters.covid.letter.api.dto.OptionResponse;
+import com.nexters.covid.letter.domain.SendOptionRepository;
+import java.util.List;
+import java.util.stream.Collectors;
+import lombok.RequiredArgsConstructor;
+import org.springframework.stereotype.Service;
+
+@RequiredArgsConstructor
+@Service
+public class LetterService {
+
+  private final SendOptionRepository sendOptionRepository;
+
+  public List<OptionResponse> options() {
+    return sendOptionRepository.findAllJoinFetch()
+        .stream()
+        .map(OptionResponse::new)
+        .collect(Collectors.toList());
+  }
+}

src/main/resources/application.yml

@@ -8,3 +8,4 @@ spring:
       enabled: true
   jpa:
     defer-datasource-initialization: true
+    show-sql: true

src/main/resources/data-h2.sql

@@ -1,6 +1,16 @@
 insert into user (email, identifier, name) values ('email', 'identifier', 'name');
 
-insert into letter (answer, contents, encrypted_id, letter_to, email, option, sticker, question_id, state, title, user_id)
-values ('ANSWER', 'CONTENTS', 'ENCRYPTED', 'LETTER_TO', 'email', 'A', 'B', 'HAPPY', 'PENDING', 'TITLE', 1);
-insert into letter (answer, contents, encrypted_id, letter_to, email, option, sticker, question_id, state, title, user_id)
-values ('ANSWER1', 'CONTENTS1', 'ENCRYPTED1', 'LETTER_TO1', 'email', 'A', 'B', 'BLUE', 'PENDING', 'TITLE1', 1);
+insert into letter (answer, contents, encrypted_id, letter_to, email, sticker, question_id, state, title, user_id)
+values ('ANSWER', 'CONTENTS', 'ENCRYPTED', 'LETTER_TO', 'email', 'A', 'HAPPY', 'PENDING', 'TITLE', 1);
+insert into letter (answer, contents, encrypted_id, letter_to, email, sticker, question_id, state, title, user_id)
+values ('ANSWER1', 'CONTENTS1', 'ENCRYPTED1', 'LETTER_TO1', 'email', 'A', 'BLUE', 'PENDING', 'TITLE1', 1);
+
+insert into send_option (text, covid_stat) values ('테스트', 1000);
+insert into send_option (text, covid_stat) values ('테스트2', 2000);
+
+insert into question (text, send_option_id) values ('테스트1에 1', 1);
+insert into question (text, send_option_id) values ('테스트1에 2', 1);
+insert into question (text, send_option_id) values ('테스트1에 3', 1);
+
+insert into question (text, send_option_id) values ('테스트2에 1', 2);
+insert into question (text, send_option_id) values ('테스트2에 2', 2);