Merge pull request #153 from prgrms-aibe-devcourse/fix/152-grass-graph-fixed-year

[Fix] 대시보드 잔디 그래프 API 1년 고정 조회로 변경

Author: noeyoseel

src/main/java/com/Rootin/domain/dashboard/controller/DashboardController.java

@@ -20,11 +20,10 @@ public class DashboardController {
 
     @GetMapping("/grass")
     public ResponseEntity<ApiResponse<GrassGraphResponse>> getGrassGraph(
-            @AuthenticationPrincipal JwtUserDetails userDetails,
-            @RequestParam(defaultValue = "3") int months
+            @AuthenticationPrincipal JwtUserDetails userDetails
     ) {
         return ResponseEntity.ok(ApiResponse.success(
-                dashboardService.getGrassGraph(userDetails.getUserId(), months)));
+                dashboardService.getGrassGraph(userDetails.getUserId())));
     }
 
     @GetMapping("/weekly")

src/main/java/com/Rootin/domain/dashboard/dto/GrassGraphResponse.java

@@ -2,14 +2,7 @@
 
 import java.util.List;
 
-/**
- * 잔디 그래프 API 응답 DTO.
- * cells: 해당 연도의 날짜별 작성 현황
- * currentStreak: 현재 연속 작성일 수
- * maxStreak: 조회 연도 내 최대 연속 작성일 수
- */
 public record GrassGraphResponse(
-        int months,
         List<GrassCell> cells,
         int currentStreak,
         int maxStreak

src/main/java/com/Rootin/domain/dashboard/service/DashboardService.java

@@ -40,9 +40,9 @@ public class DashboardService {
     private final PointLogRepository pointLogRepository;
     private final LevelCalculator levelCalculator;
 
-    public GrassGraphResponse getGrassGraph(Long userId, int months) {
+    public GrassGraphResponse getGrassGraph(Long userId) {
         LocalDate today = LocalDate.now();
-        LocalDateTime from = today.minusMonths(months).atStartOfDay();
+        LocalDateTime from = today.minusYears(1).atStartOfDay();
         LocalDateTime to   = today.atTime(23, 59, 59);
         List<WateringLog> logs = wateringLogRepository.findByUserIdAndWateredAtBetween(userId, from, to);
 
@@ -64,7 +64,7 @@ public GrassGraphResponse getGrassGraph(Long userId, int months) {
         int currentStreak = levelCalculator.calculateStreak(publishedTimes);
         int maxStreak = calculateMaxStreak(byDate.keySet());
 
-        return new GrassGraphResponse(months, cells, currentStreak, maxStreak);
+        return new GrassGraphResponse(cells, currentStreak, maxStreak);
     }
 
     public WeeklyStatsResponse getWeeklyStats(Long userId) {