[#3] create meal no test

Author: HoyoenKim

src/main/java/com/example/helper/dto/MealWrapper.java

@@ -5,5 +5,8 @@
 
 @Getter
 public class MealWrapper {
+    public MealWrapper(Meal meal) {
+        this.meal = meal;
+    }
     private Meal meal;
 }

src/main/java/com/example/helper/dto/Mealdto.java

@@ -8,18 +8,14 @@
 @Getter
 @Setter
 public class Mealdto {
-
-
     public Mealdto(String title, String meal_date, String kind_of_meal, String menu) {
         this.title = title;
         this.meal_date = meal_date;
         this.kind_of_meal = kind_of_meal;
         this.menu = menu;
     }
-
     private String title;
     private String meal_date;
     private String kind_of_meal;
     private String menu;
-
 }

src/main/java/com/example/helper/repository/MealRepository.java

@@ -2,12 +2,14 @@
 
 import com.example.helper.entity.Meal;
 
+import java.util.Optional;
+
 public interface MealRepository {
     Meal save(Meal meal);
 
-    Long findIdByDateTitleKind(String title, String meal_date, String kind_of_meal);
+    Optional<Meal> findIdByDateTitleKind(String title, String meal_date, String kind_of_meal);
 
-    Meal findById(Long mealId);
+    Optional<Meal> findById(Long mealId);
 
     Long delete(Long mealId);
 }

src/main/java/com/example/helper/repository/SqlMealRepository.java

@@ -0,0 +1,42 @@
+package com.example.helper.repository;
+
+import com.example.helper.entity.Meal;
+import jakarta.persistence.EntityManager;
+import org.springframework.stereotype.Repository;
+
+import java.util.List;
+import java.util.Optional;
+
+@Repository
+public class SqlMealRepository implements MealRepository {
+    private final EntityManager em;
+    public SqlMealRepository(EntityManager em) {
+        this.em = em;
+    }
+    @Override
+    public Meal save(Meal meal) {
+        em.persist(meal);
+        return meal;
+    }
+
+    @Override
+    public Optional<Meal> findIdByDateTitleKind(String title, String meal_date, String kind_of_meal) {
+        List<Meal> result = em.createQuery("select m from Member m where m.title = :title and m.meal_date = :meal_date and m.kind_of_meal = :kind_of_meal", Meal.class)
+                .setParameter("title", title)
+                .setParameter("meal_date", meal_date)
+                .setParameter("kind_of_meal", kind_of_meal)
+                .getResultList();
+        return result.stream().findAny();
+    }
+
+    @Override
+    public Optional<Meal> findById(Long mealId) {
+        Meal meal = em.find(Meal.class, mealId);
+        return Optional.ofNullable(meal);
+    }
+
+    @Override
+    public Long delete(Long mealId) {
+        return null;
+    }
+}

src/main/java/com/example/helper/repository/SqliteMealRepository.java

@@ -2,6 +2,7 @@
 
 import com.example.helper.entity.Meal;
 import com.example.helper.repository.MealRepository;
+import com.example.helper.repository.SqlMealRepository;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Service;
 
@@ -10,31 +11,22 @@ public class MealService {
 
     @Autowired(required = true)
     private MealRepository mealRepository;
-//
-//    public Meal save(Meal mael) {
-//        Meal n = new Meal();
-//
-//        n.setTitle(meal.getTitle());
-//        n.setStart(reqMeal.getStart());
-//        n.setEnd(reqMeal.getEnd());
-//        n.setUser(reqMeal.getUser());
-//
-//        // 중복 모르겠고 일단 다 넣자.
-////        if (
-////                !timetableService.validateDay(reqTime.getDay())
-////                        || !timetableService.validateTime(reqTime.getStart(), reqTime.getEnd())
-////                        || timetableService.isDuplicateNew(n, newBuildingTimetableRepository.findByDay(reqTime.getDay()))
-////        ) {
-////            Throwable ex = new Throwable();
-////            throw new ResponseStatusException(
-////                    HttpStatus.NOT_ACCEPTABLE, "Invalid day, time", ex);
-////        }
-////        mealRepository.save(n);
-//    }
-//
-//    public Meal findByMeal(Meal meal) {
-//        Meal result = new Meal();
-//        Integer target = mealRepository.findByDateTitlealfajflkfdj()
-//
-//    }
+
+    public MealService(MealRepository mealRepository) {
+        this.mealRepository = mealRepository;
+    }
+
+    public Long mealCreate(Meal meal) {
+        // 중복 체크는 없음
+        validateDuplicateMeal(meal);
+        mealRepository.save(meal);
+        return meal.getId();
+    }
+
+    private void validateDuplicateMeal(Meal meal) {
+        mealRepository.findIdByDateTitleKind(meal.getTitle(), meal.getMeal_date(), meal.getKind_of_meal())
+                .ifPresent(m -> {
+                    throw new IllegalStateException("이미 존재하는 회원입니다.");
+                });
+    }
 }