refactor : 캐릭터 도감 조회 관련 domain 모듈과 api 모듈의 책임 할당 문제 리팩토링 (#104)

* refactor : CharacterBook 애그리거트 삭제

* refactor : database 모듈 character 변경

* refactor : package 명view -> domain 으로 변경

* refactor : CharacterBook 애그리거트 제거 및 CharacterBookView 일급컬렉션 도입

* docs : docs 업데이트

* refactor : CharacterBookReadController 변경에 따른 리팩토링

src/main/java/univ/earthbreaker/namu/core/api/character/CharacterBookReadController.java

@@ -1,5 +1,8 @@
 package univ.earthbreaker.namu.core.api.character;
 
+import java.util.Arrays;
+import java.util.List;
+
 import org.springframework.http.ResponseEntity;
 import org.springframework.web.bind.annotation.GetMapping;
 import org.springframework.web.bind.annotation.PathVariable;
@@ -8,30 +11,37 @@
 
 import univ.earthbreaker.namu.core.api.auth.support.AuthMapping;
 import univ.earthbreaker.namu.core.api.auth.support.LoginMember;
+import univ.earthbreaker.namu.core.domain.character.CharacterType;
 import univ.earthbreaker.namu.core.domain.character.book.CharacterBookDetailReadService;
 import univ.earthbreaker.namu.core.domain.character.book.MemberCharacter;
-import univ.earthbreaker.namu.core.domain.character.book.BookResult;
-import univ.earthbreaker.namu.core.domain.character.book.CharacterBookReadService;
+import univ.earthbreaker.namu.core.domain.character.book.MemberCharacterFinder;
 
 @RestController
 @RequestMapping("/v1/characters/books")
 public class CharacterBookReadController {
 
-	private final CharacterBookReadService characterBookReadService;
+	private final MemberCharacterFinder memberCharacterFinder;
 	private final CharacterBookDetailReadService characterBookDetailReadService;
 
 	public CharacterBookReadController(
-		CharacterBookReadService characterBookReadService,
+		MemberCharacterFinder memberCharacterFinder,
 		CharacterBookDetailReadService characterBookDetailReadService
 	) {
-		this.characterBookReadService = characterBookReadService;
+		this.memberCharacterFinder = memberCharacterFinder;
 		this.characterBookDetailReadService = characterBookDetailReadService;
 	}
 
 	@AuthMapping
 	@GetMapping("/all")
-	public ResponseEntity<BookResult> readAll(@LoginMember Long memberNo) {
-		return ResponseEntity.ok(characterBookReadService.readAll(memberNo));
+	public ResponseEntity<CharacterBookResponse> readAll(@LoginMember Long memberNo) {
+		CharacterBookView bookView = new CharacterBookView(memberCharacterFinder.findAllBy(memberNo));
+		List<CharacterBookResponse.BookSectionResponse> bookSectionResponses = Arrays.stream(CharacterType.values())
+			.map(type -> CharacterBookViewReader.readByType(bookView, type))
+			.toList();
+		return ResponseEntity.ok(new CharacterBookResponse(
+			bookView.readTotalAcquiredCharacterCount(),
+			bookSectionResponses
+		));
 	}
 
 	@AuthMapping

src/main/java/univ/earthbreaker/namu/core/api/character/CharacterBookResponse.java

@@ -0,0 +1,35 @@
+package univ.earthbreaker.namu.core.api.character;
+
+import java.util.List;
+
+import org.jetbrains.annotations.NotNull;
+
+import univ.earthbreaker.namu.core.domain.character.CharacterType;
+import univ.earthbreaker.namu.core.domain.common.Constant;
+
+public record CharacterBookResponse(
+	int totalAcquiredCount,
+	List<BookSectionResponse> sectionResponses
+) {
+	record BookSectionResponse(
+		CharacterType type,
+		int totalCountOfType,
+		int acquiredCount,
+		List<ProfileResponse> profileResponses
+	) {
+	}
+
+	record ProfileResponse(
+		long characterNo,
+		String thumbnailImageUrl,
+		boolean isAcquired
+	) {
+		static @NotNull ProfileResponse of(long characterNo, String thumbnailImagePath, boolean isAcquired) {
+			return new ProfileResponse(
+				characterNo,
+				Constant.IMAGE_ACCESS_URL + thumbnailImagePath,
+				isAcquired
+			);
+		}
+	}
+}

src/main/java/univ/earthbreaker/namu/core/api/character/CharacterBookView.java

@@ -0,0 +1,44 @@
+package univ.earthbreaker.namu.core.api.character;
+
+import java.util.List;
+
+import univ.earthbreaker.namu.core.domain.character.CharacterType;
+import univ.earthbreaker.namu.core.domain.character.book.MemberCharacter;
+
+public class CharacterBookView {
+
+	private final List<MemberCharacter> values;
+
+	public CharacterBookView(List<MemberCharacter> values) {
+		this.values = values;
+	}
+
+	int readTotalAcquiredCharacterCount() {
+		return values.stream()
+			.mapToInt(MemberCharacter::getCount)
+			.sum();
+	}
+
+	int readAcquiredCharacterCountByType(CharacterType type) {
+		return (int)values.stream()
+			.filter(memberCharacter -> memberCharacter.isSameWithCharacterType(type) && memberCharacter.isAcquired())
+			.count();
+	}
+
+	int readTotalCountOfType(CharacterType type) {
+		return (int)values.stream()
+			.filter(memberCharacter -> memberCharacter.isSameWithCharacterType(type))
+			.count();
+	}
+
+	List<CharacterBookResponse.ProfileResponse> readCharactersByType(CharacterType type) {
+		return values.stream()
+			.filter(memberCharacter -> memberCharacter.isSameWithCharacterType(type))
+			.map(memberCharacter -> CharacterBookResponse.ProfileResponse.of(
+				memberCharacter.getCharacterNo(),
+				memberCharacter.getThumbnailImagePath(),
+				memberCharacter.isAcquired()
+			))
+			.toList();
+	}
+}

src/main/java/univ/earthbreaker/namu/core/api/character/CharacterBookViewReader.java

@@ -0,0 +1,18 @@
+package univ.earthbreaker.namu.core.api.character;
+
+import univ.earthbreaker.namu.core.domain.character.CharacterType;
+
+public class CharacterBookViewReader {
+
+	private CharacterBookViewReader() {
+	}
+
+	static CharacterBookResponse.BookSectionResponse readByType(CharacterBookView book, CharacterType type) {
+		return new CharacterBookResponse.BookSectionResponse(
+			type,
+			book.readTotalCountOfType(type),
+			book.readAcquiredCharacterCountByType(type),
+			book.readCharactersByType(type)
+		);
+	}
+}