[FEAT] 남은 일정 및 금액 조회 API 구현

Team-Haruchi · Aug 4, 2024 · e4cc147 · e4cc147
1 parent 7da8286
commit e4cc147
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diff --git a/src/main/java/umc/haruchi/converter/MonthBudgetConverter.java b/src/main/java/umc/haruchi/converter/MonthBudgetConverter.java
@@ -69,4 +69,11 @@ public static MonthBudgetResponseDTO.GetWeekBudgetResultListDTO toGetWeekBudgetR
                 .weekBudget(weekBudgetDTOList)
                 .build();
     }
+
+    public static MonthBudgetResponseDTO.GetMonthLeftNowResultDTO toGetMonthLeftNowResultDTO(Integer leftDay, Long leftBudget) {
+        return MonthBudgetResponseDTO.GetMonthLeftNowResultDTO.builder()
+                .leftDay(leftDay)
+                .leftBudget(leftBudget)
+                .build();
+    }
 }
diff --git a/src/main/java/umc/haruchi/service/MonthBudgetService.java b/src/main/java/umc/haruchi/service/MonthBudgetService.java
@@ -299,6 +299,44 @@ public List<Integer> getMonthAndWeek(Long memberId) {
         return currentWeek;
     }
 
+
+    public Integer getMonthLeftDay(Long memberId) {
+        LocalDate today = LocalDate.now();
+
+        //member가 존재하는 지 확인
+        Member member = memberRepository.findById(memberId)
+                .orElseThrow(() -> new MonthBudgetHandler(ErrorStatus.NO_MEMBER_EXIST));
+
+        //member와 year, month 기반으로 해당하는 monthBudget 찾기
+        MonthBudget monthBudget = monthBudgetRepository.findByMemberIdAndYearAndMonth(memberId, today.getYear(), today.getMonthValue())
+                .orElseThrow(() -> new MonthBudgetHandler(ErrorStatus.MONTH_BUDGET_NOT_FOUND));
+
+        //현재 날짜
+        int nowDay = today.getDayOfMonth();
+
+        int year = monthBudget.getYear();
+        int month = monthBudget.getMonth();
+        int dayInMonth = YearMonth.of(year, month).lengthOfMonth();
+
+        //남은 일자
+        return dayInMonth - nowDay + 1;
+    }
+
+    public Long getMonthLeftBudget(Long memberId) {
+        LocalDate today = LocalDate.now();
+
+        //member가 존재하는 지 확인
+        Member member = memberRepository.findById(memberId)
+                .orElseThrow(() -> new MonthBudgetHandler(ErrorStatus.NO_MEMBER_EXIST));
+
+        //member와 year, month 기반으로 해당하는 monthBudget 찾기
+        MonthBudget monthBudget = monthBudgetRepository.findByMemberIdAndYearAndMonth(member.getId(), today.getYear(), today.getMonthValue())
+                .orElseThrow(() -> new MonthBudgetHandler(ErrorStatus.MONTH_BUDGET_NOT_FOUND));
+
+        //남은 예산
+        return monthBudget.getMonthBudget() -monthBudget.getUsedAmount();
+    }
+
     private long roundDownToNearestHundred(long amount) {
         return (amount / 100) * 100;
     }

diff --git a/src/main/java/umc/haruchi/web/controller/MonthBudgetController.java b/src/main/java/umc/haruchi/web/controller/MonthBudgetController.java
@@ -56,4 +56,13 @@ public ApiResponse<MonthBudgetResponseDTO.GetWeekBudgetResultListDTO> getWeekBud
         List<Integer> currentWeek = monthBudgetService.getMonthAndWeek(memberDetail.getMember().getId());
         return ApiResponse.onSuccess(MonthBudgetConverter.toGetWeekBudgetResultListDTO(weekBudget, currentWeek.get(0), currentWeek.get(1)));
     }
+
+    //남은 일정 및 금액 조회
+    @Operation(summary = "남은 일정 및 금액 조회 API", description = "본인의 남은 한달 일정 및 금액을 조회하는 API")
+    @GetMapping("/left-now")
+    public ApiResponse<MonthBudgetResponseDTO.GetMonthLeftNowResultDTO> getMonthLeftNow(@AuthenticationPrincipal MemberDetail memberDetail) {
+        Integer leftDay = monthBudgetService.getMonthLeftDay(memberDetail.getMember().getId());
+        Long leftBudget = monthBudgetService.getMonthLeftBudget(memberDetail.getMember().getId());
+        return ApiResponse.onSuccess(MonthBudgetConverter.toGetMonthLeftNowResultDTO(leftDay, leftBudget));
+    }
 }
diff --git a/src/main/java/umc/haruchi/web/dto/MonthBudgetResponseDTO.java b/src/main/java/umc/haruchi/web/dto/MonthBudgetResponseDTO.java
@@ -67,4 +67,13 @@ public static class GetWeekBudgetResultListDTO {
         Integer month;
         Integer week;
     }
+
+    @Builder
+    @Getter
+    @NoArgsConstructor
+    @AllArgsConstructor
+    public static class GetMonthLeftNowResultDTO {
+        Integer leftDay;
+        Long leftBudget;
+    }
 }