[DEV-18] Completed Credit

build.gradle

@@ -39,7 +39,7 @@ dependencies {
     implementation "com.google.guava:guava:32.1.3-jre"
     implementation "com.querydsl:querydsl-jpa:${queryDslVersion}"
     implementation "com.querydsl:querydsl-apt:${queryDslVersion}"
-    //implementation 'org.flywaydb:flyway-core:6.4.2'
+//    implementation 'org.flywaydb:flyway-core:6.4.2'
     implementation 'org.springdoc:springdoc-openapi-ui:1.6.9'
     implementation 'io.sentry:sentry-logback:1.7.30'
 
@@ -56,6 +56,8 @@ dependencies {
     testImplementation 'org.testcontainers:testcontainers:1.19.0'
     testImplementation 'org.testcontainers:mysql:1.19.0'
     testImplementation 'org.testcontainers:junit-jupiter:1.13.0'
+    testCompileOnly 'org.projectlombok:lombok'
+    testAnnotationProcessor 'org.projectlombok:lombok'
 
 
 }

src/main/java/com/plzgraduate/myongjigraduatebe/completedcredit/api/FindCompletedCreditApiPresentation.java

@@ -0,0 +1,18 @@
+package com.plzgraduate.myongjigraduatebe.completedcredit.api;
+
+import java.util.List;
+
+import com.plzgraduate.myongjigraduatebe.completedcredit.api.dto.CompletedCreditResponse;
+import com.plzgraduate.myongjigraduatebe.core.meta.LoginUser;
+
+import io.swagger.v3.oas.annotations.Operation;
+import io.swagger.v3.oas.annotations.Parameter;
+import io.swagger.v3.oas.annotations.tags.Tag;
+
+@Tag(name = "CompletdCredit")
+public interface FindCompletedCreditApiPresentation {
+
+	@Operation(summary = "기이수 학점 조회", description = "유저의 기이수 학점 조회 API")
+	@Parameter(name = "userId", description = "로그인한 유저의 PK값 - 자동 적용")
+	List<CompletedCreditResponse> getCompletedCredits(@LoginUser Long userId);
+}

src/main/java/com/plzgraduate/myongjigraduatebe/completedcredit/api/FindCompletedCreditsController.java

@@ -0,0 +1,29 @@
+package com.plzgraduate.myongjigraduatebe.completedcredit.api;
+
+import java.util.List;
+import java.util.stream.Collectors;
+
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.RequestMapping;
+
+import com.plzgraduate.myongjigraduatebe.completedcredit.api.dto.CompletedCreditResponse;
+import com.plzgraduate.myongjigraduatebe.completedcredit.application.usecase.FindCompletedCreditUseCase;
+import com.plzgraduate.myongjigraduatebe.core.meta.LoginUser;
+import com.plzgraduate.myongjigraduatebe.core.meta.WebAdapter;
+
+import lombok.RequiredArgsConstructor;
+
+@WebAdapter
+@RequestMapping(value = "/api/v1/graduations/credits")
+@RequiredArgsConstructor
+public class FindCompletedCreditsController implements FindCompletedCreditApiPresentation{
+
+	private final FindCompletedCreditUseCase findCompletedCreditUseCase;
+
+	@GetMapping()
+	public List<CompletedCreditResponse> getCompletedCredits(@LoginUser Long userId) {
+		return findCompletedCreditUseCase.findCompletedCredits(userId).stream()
+			.map(CompletedCreditResponse::from)
+			.collect(Collectors.toList());
+	}
+}

src/main/java/com/plzgraduate/myongjigraduatebe/completedcredit/api/dto/CompletedCreditResponse.java

@@ -0,0 +1,34 @@
+package com.plzgraduate.myongjigraduatebe.completedcredit.api.dto;
+
+import com.plzgraduate.myongjigraduatebe.completedcredit.domain.model.CompletedCredit;
+
+import lombok.Builder;
+import lombok.Getter;
+import lombok.NoArgsConstructor;
+
+@Getter
+@NoArgsConstructor
+public class CompletedCreditResponse {
+
+	private String category;
+	private int totalCredit;
+	private double takenCredit;
+	private boolean completed;
+
+	@Builder
+	private CompletedCreditResponse(String category, int totalCredit, double takenCredit, boolean completed) {
+		this.category = category;
+		this.totalCredit = totalCredit;
+		this.takenCredit = takenCredit;
+		this.completed = completed;
+	}
+
+	public static CompletedCreditResponse from(CompletedCredit completedCredit) {
+		return CompletedCreditResponse.builder()
+			.category(completedCredit.getGraduationCategory().name())
+			.totalCredit(completedCredit.getTotalCredit())
+			.takenCredit(completedCredit.getTakenCredit())
+			.completed(completedCredit.getTakenCredit() >= completedCredit.getTotalCredit())
+			.build();
+	}
+}

src/main/java/com/plzgraduate/myongjigraduatebe/completedcredit/application/port/FindCompletedCreditPort.java

@@ -0,0 +1,11 @@
+package com.plzgraduate.myongjigraduatebe.completedcredit.application.port;
+
+import java.util.List;
+
+import com.plzgraduate.myongjigraduatebe.completedcredit.domain.model.CompletedCredit;
+import com.plzgraduate.myongjigraduatebe.user.domain.model.User;
+
+public interface FindCompletedCreditPort {
+
+	List<CompletedCredit> findCompletedCredit(User user);
+}

src/main/java/com/plzgraduate/myongjigraduatebe/completedcredit/application/port/GenerateOrModifyCompletedCreditPort.java

@@ -0,0 +1,11 @@
+package com.plzgraduate.myongjigraduatebe.completedcredit.application.port;
+
+import java.util.List;
+
+import com.plzgraduate.myongjigraduatebe.completedcredit.domain.model.CompletedCredit;
+import com.plzgraduate.myongjigraduatebe.user.domain.model.User;
+
+public interface GenerateOrModifyCompletedCreditPort {
+
+	void generateOrModifyCompletedCredits(User user, List<CompletedCredit> completedCredits);
+}

src/main/java/com/plzgraduate/myongjigraduatebe/completedcredit/application/service/FindCompletedCreditService.java

@@ -0,0 +1,29 @@
+package com.plzgraduate.myongjigraduatebe.completedcredit.application.service;
+
+import java.util.List;
+
+import org.springframework.transaction.annotation.Transactional;
+
+import com.plzgraduate.myongjigraduatebe.completedcredit.application.port.FindCompletedCreditPort;
+import com.plzgraduate.myongjigraduatebe.completedcredit.application.usecase.FindCompletedCreditUseCase;
+import com.plzgraduate.myongjigraduatebe.completedcredit.domain.model.CompletedCredit;
+import com.plzgraduate.myongjigraduatebe.core.meta.UseCase;
+import com.plzgraduate.myongjigraduatebe.user.application.usecase.find.FindUserUseCase;
+import com.plzgraduate.myongjigraduatebe.user.domain.model.User;
+
+import lombok.RequiredArgsConstructor;
+
+@UseCase
+@RequiredArgsConstructor
+@Transactional(readOnly = true)
+class FindCompletedCreditService implements FindCompletedCreditUseCase {
+
+	private final FindUserUseCase findUserUseCase;
+	private final FindCompletedCreditPort findCompletedCreditPort;
+
+	@Override
+	public List<CompletedCredit> findCompletedCredits(Long userId) {
+		User user = findUserUseCase.findUserById(userId);
+		return findCompletedCreditPort.findCompletedCredit(user);
+	}
+}

src/main/java/com/plzgraduate/myongjigraduatebe/completedcredit/application/service/GenerateOrModifyCompletedCreditService.java

@@ -0,0 +1,130 @@
+package com.plzgraduate.myongjigraduatebe.completedcredit.application.service;
+
+import static com.plzgraduate.myongjigraduatebe.graduation.domain.model.ChapelResult.GRADUATION_COUNT;
+import static com.plzgraduate.myongjigraduatebe.graduation.domain.model.GraduationCategory.CHAPEL;
+import static com.plzgraduate.myongjigraduatebe.graduation.domain.model.GraduationCategory.FREE_ELECTIVE;
+import static com.plzgraduate.myongjigraduatebe.graduation.domain.model.GraduationCategory.NORMAL_CULTURE;
+
+import java.util.ArrayList;
+import java.util.List;
+import java.util.Map;
+import java.util.Optional;
+import java.util.function.Function;
+import java.util.stream.Collectors;
+
+import org.springframework.transaction.annotation.Transactional;
+
+import com.plzgraduate.myongjigraduatebe.completedcredit.application.port.FindCompletedCreditPort;
+import com.plzgraduate.myongjigraduatebe.completedcredit.application.port.GenerateOrModifyCompletedCreditPort;
+import com.plzgraduate.myongjigraduatebe.completedcredit.application.usecase.GenerateOrModifyCompletedCreditUseCase;
+import com.plzgraduate.myongjigraduatebe.completedcredit.domain.model.CompletedCredit;
+import com.plzgraduate.myongjigraduatebe.core.meta.UseCase;
+import com.plzgraduate.myongjigraduatebe.graduation.application.usecase.CalculateGraduationUseCase;
+import com.plzgraduate.myongjigraduatebe.graduation.domain.model.DetailGraduationResult;
+import com.plzgraduate.myongjigraduatebe.graduation.domain.model.GraduationCategory;
+import com.plzgraduate.myongjigraduatebe.graduation.domain.model.GraduationResult;
+import com.plzgraduate.myongjigraduatebe.user.domain.model.User;
+
+import lombok.RequiredArgsConstructor;
+
+@UseCase
+@Transactional
+@RequiredArgsConstructor
+class GenerateOrModifyCompletedCreditService implements GenerateOrModifyCompletedCreditUseCase {
+
+	private final FindCompletedCreditPort findCompletedCreditPort;
+	private final GenerateOrModifyCompletedCreditPort generateOrModifyCompletedCreditPort;
+
+	private final CalculateGraduationUseCase calculateGraduationUseCase;
+
+	@Override
+	public void generateOrModifyCompletedCredit(User user) {
+		List<CompletedCredit> completedCredits = findCompletedCreditPort.findCompletedCredit(user);
+		GraduationResult graduationResult = calculateGraduationUseCase.calculateGraduation(user);
+		List<DetailGraduationResult> detailGraduationResults = graduationResult.getDetailGraduationResults();
+
+		List<CompletedCredit> updatedCompletedCredits = createGeneralCompletedCreditModel(completedCredits,
+			detailGraduationResults);
+		CompletedCredit chapelCompletedCreditModel = createOrUpdateChapelCompletedCreditModel(completedCredits,
+			graduationResult);
+		CompletedCredit normalCultureCompletedCreditModel = createOrUpdateNormalCultureCompletedCreditModel(
+			completedCredits, graduationResult);
+		CompletedCredit freeElectiveCompletedCreditModel = createOrUpdateFreeElectiveCompletedCreditModel(
+			completedCredits, graduationResult);
+
+		ArrayList<CompletedCredit> allCompletedCreditModels = new ArrayList<>(updatedCompletedCredits);
+		allCompletedCreditModels.addAll(
+			List.of(chapelCompletedCreditModel, normalCultureCompletedCreditModel, freeElectiveCompletedCreditModel));
+		generateOrModifyCompletedCreditPort.generateOrModifyCompletedCredits(user, allCompletedCreditModels);
+	}
+
+	private List<CompletedCredit> createGeneralCompletedCreditModel(
+		List<CompletedCredit> completedCredits, List<DetailGraduationResult> detailGraduationResults) {
+		Map<DetailGraduationResult, Optional<CompletedCredit>> resultMap = detailGraduationResults.stream()
+			.collect(Collectors.toMap(
+				Function.identity(),
+				detailGraduationResult -> completedCredits.stream()
+					.filter(completedCredit -> completedCredit.getGraduationCategory()
+						.equals(detailGraduationResult.getGraduationCategory()))
+					.findFirst()
+			));
+		return resultMap.keySet().stream()
+			.map(detailGraduationResult -> createCompletedCreditModel(detailGraduationResult,
+				resultMap.get(detailGraduationResult)))
+			.collect(Collectors.toList());
+	}
+
+	private CompletedCredit createCompletedCreditModel(DetailGraduationResult detailGraduationResult,
+		Optional<CompletedCredit> completedCredit) {
+		return CompletedCredit.builder()
+			.id(completedCredit.map(CompletedCredit::getId).orElse(null))
+			.totalCredit(detailGraduationResult.getTotalCredit())
+			.takenCredit(detailGraduationResult.getTakenCredit())
+			.graduationCategory(detailGraduationResult.getGraduationCategory())
+			.build();
+	}
+
+	private CompletedCredit createOrUpdateChapelCompletedCreditModel(List<CompletedCredit> completedCredits,
+		GraduationResult graduationResult) {
+		Optional<CompletedCredit> chapelCompletedCredit = findCompletedCreditByCategory(completedCredits, CHAPEL);
+		return chapelCompletedCredit.map(
+				completedCredit -> updateCompletedCredit(completedCredit, GRADUATION_COUNT / 2,
+					graduationResult.getChapelResult().getTakenChapelCredit()))
+			.orElseGet(() -> CompletedCredit.createChapelCompletedCreditModel(graduationResult.getChapelResult()));
+	}
+
+	private CompletedCredit createOrUpdateNormalCultureCompletedCreditModel(List<CompletedCredit> completedCredits,
+		GraduationResult graduationResult) {
+		Optional<CompletedCredit> normalCultureCompletedCredit = findCompletedCreditByCategory(completedCredits,
+			NORMAL_CULTURE);
+		return normalCultureCompletedCredit.map(completedCredit -> updateCompletedCredit(completedCredit,
+				graduationResult.getNormalCultureGraduationResult().getTotalCredit(),
+				graduationResult.getNormalCultureGraduationResult().getTakenCredit()))
+			.orElseGet(() -> CompletedCredit.createNormalCultureCompletedCreditModel(
+				graduationResult.getNormalCultureGraduationResult()));
+	}
+
+	private CompletedCredit createOrUpdateFreeElectiveCompletedCreditModel(List<CompletedCredit> completedCredits,
+		GraduationResult graduationResult) {
+		Optional<CompletedCredit> freeElectiveCompletedCredit = findCompletedCreditByCategory(completedCredits,
+			FREE_ELECTIVE);
+		return freeElectiveCompletedCredit.map(completedCredit -> updateCompletedCredit(completedCredit,
+				graduationResult.getFreeElectiveGraduationResult().getTotalCredit(),
+				graduationResult.getFreeElectiveGraduationResult().getTakenCredit()))
+			.orElseGet(() -> CompletedCredit.createFreeElectiveCompletedCreditModel(
+				graduationResult.getFreeElectiveGraduationResult()));
+	}
+
+	private Optional<CompletedCredit> findCompletedCreditByCategory(List<CompletedCredit> completedCredits,
+		GraduationCategory category) {
+		return completedCredits.stream()
+			.filter(completedCredit -> completedCredit.getGraduationCategory() == category)
+			.findFirst();
+	}
+
+	private CompletedCredit updateCompletedCredit(CompletedCredit completedCredit,
+		int totalCredit, double takenCredit) {
+		completedCredit.updateCredit(totalCredit, takenCredit);
+		return completedCredit;
+	}
+}

src/main/java/com/plzgraduate/myongjigraduatebe/completedcredit/application/usecase/FindCompletedCreditUseCase.java

@@ -0,0 +1,11 @@
+package com.plzgraduate.myongjigraduatebe.completedcredit.application.usecase;
+
+import java.util.List;
+
+import com.plzgraduate.myongjigraduatebe.completedcredit.domain.model.CompletedCredit;
+
+public interface FindCompletedCreditUseCase {
+
+	List<CompletedCredit> findCompletedCredits(Long userId);
+
+}

src/main/java/com/plzgraduate/myongjigraduatebe/completedcredit/application/usecase/GenerateOrModifyCompletedCreditUseCase.java

@@ -0,0 +1,8 @@
+package com.plzgraduate.myongjigraduatebe.completedcredit.application.usecase;
+
+import com.plzgraduate.myongjigraduatebe.user.domain.model.User;
+
+public interface GenerateOrModifyCompletedCreditUseCase {
+
+	void generateOrModifyCompletedCredit(User user);
+}

src/main/java/com/plzgraduate/myongjigraduatebe/completedcredit/domain/model/CompletedCredit.java

@@ -0,0 +1,65 @@
+package com.plzgraduate.myongjigraduatebe.completedcredit.domain.model;
+
+import static com.plzgraduate.myongjigraduatebe.graduation.domain.model.GraduationCategory.*;
+
+import com.plzgraduate.myongjigraduatebe.graduation.domain.model.ChapelResult;
+import com.plzgraduate.myongjigraduatebe.graduation.domain.model.DetailGraduationResult;
+import com.plzgraduate.myongjigraduatebe.graduation.domain.model.FreeElectiveGraduationResult;
+import com.plzgraduate.myongjigraduatebe.graduation.domain.model.GraduationCategory;
+import com.plzgraduate.myongjigraduatebe.graduation.domain.model.NormalCultureGraduationResult;
+
+import lombok.Builder;
+import lombok.Getter;
+
+@Getter
+public class CompletedCredit {
+
+	private final Long id;
+	private final GraduationCategory graduationCategory;
+	private int totalCredit;
+	private double takenCredit;
+
+	@Builder
+	private CompletedCredit(Long id, GraduationCategory graduationCategory, int totalCredit,
+		double takenCredit) {
+		this.id = id;
+		this.graduationCategory = graduationCategory;
+		this.totalCredit = totalCredit;
+		this.takenCredit = takenCredit;
+	}
+
+	public static CompletedCredit from(DetailGraduationResult detailGraduationResults) {
+		return CompletedCredit.builder()
+			.graduationCategory(detailGraduationResults.getGraduationCategory())
+			.totalCredit(detailGraduationResults.getTotalCredit())
+			.takenCredit(detailGraduationResults.getTakenCredit()).build();
+	}
+
+	public static CompletedCredit createChapelCompletedCreditModel(ChapelResult chapelResult) {
+		return CompletedCredit.builder()
+			.graduationCategory(CHAPEL)
+			.totalCredit(ChapelResult.GRADUATION_COUNT / 2)
+			.takenCredit(chapelResult.getTakenChapelCredit()).build();
+	}
+
+	public static CompletedCredit createNormalCultureCompletedCreditModel(
+		NormalCultureGraduationResult normalCultureGraduationResult) {
+		return CompletedCredit.builder()
+			.graduationCategory(NORMAL_CULTURE)
+			.totalCredit(normalCultureGraduationResult.getTotalCredit())
+			.takenCredit(normalCultureGraduationResult.getTakenCredit()).build();
+	}
+
+	public static CompletedCredit createFreeElectiveCompletedCreditModel(
+		FreeElectiveGraduationResult freeElectiveGraduationResult) {
+		return CompletedCredit.builder()
+			.graduationCategory(FREE_ELECTIVE)
+			.totalCredit(freeElectiveGraduationResult.getTotalCredit())
+			.takenCredit(freeElectiveGraduationResult.getTakenCredit()).build();
+	}
+
+	public void updateCredit(int totalCredit, double takenCredit) {
+		this.totalCredit = totalCredit;
+		this.takenCredit = takenCredit;
+	}
+}