feat:펫 경험치 관련 로직 추가

Author: whale22

src/main/java/cmf/commitField/domain/pet/controller/PetController.java

@@ -46,4 +46,9 @@ public Pet getPetById(@PathVariable Long petId) {
     public void deletePet(@PathVariable Long petId) {
         petService.deletePet(petId);
     }
+
+    public void getExpPet(User user, int commitCount){
+        petService.getExpPet(user, commitCount);
+
+    }
 }

src/main/java/cmf/commitField/domain/pet/entity/Pet.java

@@ -51,4 +51,10 @@ public Pet(String name, User user){
     public enum Grow {
         EGG, HATCH, GROWN
     }
+
+    public int addExp(int commit){
+        exp+=commit;
+
+        return exp;
+    }
 }

src/main/java/cmf/commitField/domain/pet/entity/PetGrowthLevel.java

@@ -0,0 +1,30 @@
+package cmf.commitField.domain.pet.entity;
+
+import lombok.Getter;
+
+@Getter
+public enum PetGrowthLevel {
+    LEVEL_1(150),
+    LEVEL_2(300);
+
+    private final int requiredExp;
+
+    PetGrowthLevel(int requiredExp) {
+        this.requiredExp = requiredExp;
+    }
+
+    public int getRequiredExp() {
+        return requiredExp;
+    }
+
+    // 현재 경험치에 맞는 레벨 찾기
+    public static PetGrowthLevel getLevelByExp(int exp) {
+        PetGrowthLevel currentLevel = LEVEL_1;
+        for (PetGrowthLevel level : values()) {
+            if (exp >= level.getRequiredExp()) {
+                currentLevel = level;
+            }
+        }
+        return currentLevel;
+    }
+}

src/main/java/cmf/commitField/domain/pet/service/PetService.java

@@ -1,6 +1,7 @@
 package cmf.commitField.domain.pet.service;
 
 import cmf.commitField.domain.pet.entity.Pet;
+import cmf.commitField.domain.pet.entity.PetGrowthLevel;
 import cmf.commitField.domain.pet.repository.PetRepository;
 import cmf.commitField.domain.user.entity.User;
 import cmf.commitField.global.aws.s3.S3Service;
@@ -49,4 +50,28 @@ public void deletePet(Long petId) {
         petRepository.deleteById(petId);
     }
 
+    // 펫 성장
+    public Pet getExpPet(User user, int commitCount) {
+        Pet pet = user.getPets().get(0);
+        pet.addExp(commitCount); // 경험치 증가
+
+        // 경험치 증가 후, 만약 레벨업한다면 레벨업 시킨다.
+        if( (pet.getGrow()== Pet.Grow.EGG && pet.getExp()>= PetGrowthLevel.LEVEL_1.getRequiredExp()) ||
+                (pet.getGrow()== Pet.Grow.HATCH && pet.getExp()>=PetGrowthLevel.LEVEL_2.getRequiredExp()))
+            levelUp(pet);
+
+        return petRepository.save(pet);
+    }
+
+    // 펫 레벨 업
+    public void levelUp(Pet pet){
+        switch (pet.getGrow()){
+            case EGG :
+                pet.setGrow(Pet.Grow.HATCH);
+                break;
+            case HATCH :
+                pet.setGrow(Pet.Grow.GROWN);
+                break;
+        }
+    }
 }