19 랜덤 레시피 추천

refrigerator/.gitignore

@@ -713,3 +713,6 @@ FodyWeavers.xsd
 
 # End of https://www.toptal.com/developers/gitignore/api/macos,windows,git,java,intellij,visualstudio,eclipse,gradle,netbeans
 /src/main/resources/application.yml
+
+.idea/
+*.iml

refrigerator/src/main/java/moja/refrigerator/controller/recipe/RecipeController.java

@@ -8,6 +8,7 @@
 import moja.refrigerator.dto.recipe.response.RecipeResponse;
 import moja.refrigerator.service.recipe.RecipeService;
 import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.http.ResponseEntity;
 import org.springframework.web.bind.annotation.*;
 import org.springframework.web.multipart.MultipartFile;
 
@@ -58,4 +59,14 @@ public void updateRecipe(
     public List<RecipeRecommendResponse> getRecommendedRecipes(@RequestParam Long userPk) {
         return recipeService.getRecommendedRecipes(userPk);
     }
+
+    @GetMapping("/random")
+    public ResponseEntity<RecipeRecommendResponse> getRandomRecipe() {
+        try {
+            RecipeRecommendResponse randomRecipe = recipeService.getRandomRecipe();
+            return ResponseEntity.ok(randomRecipe);
+        } catch (IllegalStateException e) {
+            return ResponseEntity.notFound().build();
+        }
+    }
 }

refrigerator/src/main/java/moja/refrigerator/dto/recipe/response/RecipeIngredientInfo.java

@@ -0,0 +1,9 @@
+package moja.refrigerator.dto.recipe.response;
+
+import lombok.Data;
+
+@Data
+public class RecipeIngredientInfo {
+    private String ingredientName;
+    private boolean isNecessary;
+}

refrigerator/src/main/java/moja/refrigerator/dto/recipe/response/RecipeRecommendResponse.java

@@ -2,6 +2,8 @@
 
 import lombok.Data;
 
+import java.util.List;
+
 @Data
 public class RecipeRecommendResponse {
     private long recipePk;
@@ -11,4 +13,5 @@ public class RecipeRecommendResponse {
     private double matchRate;
     private long remainExpirationDays;
     private String urgentIngredientName;
+    private List<RecipeIngredientInfo> ingredients;
 }

refrigerator/src/main/java/moja/refrigerator/service/recipe/RecipeService.java

@@ -24,4 +24,5 @@ void updateRecipe(
             ,List<MultipartFile> files
     );
     List<RecipeRecommendResponse> getRecommendedRecipes(Long userPk);
+    RecipeRecommendResponse getRandomRecipe();
 }

refrigerator/src/main/java/moja/refrigerator/service/recipe/RecipeServiceImpl.java

@@ -10,6 +10,7 @@
 import moja.refrigerator.dto.recipe.request.RecipeCreateRequest;
 import moja.refrigerator.dto.recipe.request.RecipeUpdateRequest;
 import moja.refrigerator.dto.recipe.response.RecipeDetailResponse;
+import moja.refrigerator.dto.recipe.response.RecipeIngredientInfo;
 import moja.refrigerator.dto.recipe.response.RecipeRecommendResponse;
 import moja.refrigerator.dto.recipe.response.RecipeResponse;
 import moja.refrigerator.repository.ingredient.IngredientMyRefrigeratorRepository;
@@ -316,4 +317,35 @@ private RecipeMatchResult checkRecipeMatch(Recipe recipe, List<IngredientMyRefri
                 isMatched ? urgentIngredientName : null
         );
     }
+    @Override
+    public RecipeRecommendResponse getRandomRecipe() {
+        List<Recipe> allRecipes = recipeRepository.findAll();
+
+        if (allRecipes.isEmpty()) {
+            throw new IllegalStateException("등록된 레시피가 없습니다.");
+        }
+
+        Random random = new Random();
+        int randomIndex = random.nextInt(allRecipes.size());
+        Recipe selectedRecipe = allRecipes.get(randomIndex);
+
+        // Response 객체로 변환
+        RecipeRecommendResponse response = mapper.map(selectedRecipe, RecipeRecommendResponse.class);
+
+        // 재료 정보 추가
+        List<RecipeIngredient> recipeIngredients = recipeIngredientRepository.findByRecipe(selectedRecipe);
+        List<RecipeIngredientInfo> ingredientInfoList = recipeIngredients.stream()
+                .map(ri -> {
+                    RecipeIngredientInfo info = new RecipeIngredientInfo();
+                    info.setIngredientName(ri.getIngredientManagement().getIngredientName());
+                    info.setNecessary(ri.isIngredientIsNecessary());
+                    return info;
+                })
+                .collect(Collectors.toList());
+
+        response.setIngredients(ingredientInfoList);
+
+        return response;
+    }
+
 }