From ecbb1cd9046ddd31518ac2c2108e493398fbcff2 Mon Sep 17 00:00:00 2001
From: bbbang105 <2018111366@dgu.ac.kr>
Date: Mon, 10 Jun 2024 01:34:23 +0900
Subject: [PATCH] =?UTF-8?q?#53=20[feat]=20:=20Candle=20=EC=97=90=EB=9F=AC?=
 =?UTF-8?q?=20=EC=B2=98=EB=A6=AC=20=EA=B8=B0=EB=8A=A5=20=EC=B6=94=EA=B0=80?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
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---
 .../backend/exception/CandleErrorResult.java  | 37 +++++++++++++++++++
 .../backend/exception/CandleException.java    | 15 ++++++++
 .../exception/GlobalExceptionHandler.java     |  6 +++
 .../dgu/backend/service/ChartServiceImpl.java | 11 ++++--
 4 files changed, 65 insertions(+), 4 deletions(-)
 create mode 100644 backend/src/main/java/org/dgu/backend/exception/CandleErrorResult.java
 create mode 100644 backend/src/main/java/org/dgu/backend/exception/CandleException.java

diff --git a/backend/src/main/java/org/dgu/backend/exception/CandleErrorResult.java b/backend/src/main/java/org/dgu/backend/exception/CandleErrorResult.java
new file mode 100644
index 0000000..229398e
--- /dev/null
+++ b/backend/src/main/java/org/dgu/backend/exception/CandleErrorResult.java
@@ -0,0 +1,37 @@
+package org.dgu.backend.exception;
+
+import lombok.Getter;
+import lombok.RequiredArgsConstructor;
+import org.dgu.backend.common.code.BaseErrorCode;
+import org.dgu.backend.common.dto.ErrorReasonDto;
+import org.springframework.http.HttpStatus;
+
+@Getter
+@RequiredArgsConstructor
+public enum CandleErrorResult implements BaseErrorCode {
+    NOT_FOUND_CANDLE(HttpStatus.NOT_FOUND, "404", "존재하지 않는 캔들입니다."),
+    NOT_FOUND_CANDLES(HttpStatus.NOT_FOUND, "404", "캔들 목록이 존재하지 않습니다.");
+
+    private final HttpStatus httpStatus;
+    private final String code;
+    private final String message;
+
+    @Override
+    public ErrorReasonDto getReason() {
+        return ErrorReasonDto.builder()
+                .isSuccess(false)
+                .code(code)
+                .message(message)
+                .build();
+    }
+
+    @Override
+    public ErrorReasonDto getReasonHttpStatus() {
+        return ErrorReasonDto.builder()
+                .isSuccess(false)
+                .httpStatus(httpStatus)
+                .code(code)
+                .message(message)
+                .build();
+    }
+}
\ No newline at end of file
diff --git a/backend/src/main/java/org/dgu/backend/exception/CandleException.java b/backend/src/main/java/org/dgu/backend/exception/CandleException.java
new file mode 100644
index 0000000..d58a4df
--- /dev/null
+++ b/backend/src/main/java/org/dgu/backend/exception/CandleException.java
@@ -0,0 +1,15 @@
+package org.dgu.backend.exception;
+
+import lombok.Getter;
+import lombok.RequiredArgsConstructor;
+
+@Getter
+@RequiredArgsConstructor
+public class CandleException extends RuntimeException {
+    private final CandleErrorResult candleErrorResult;
+
+    @Override
+    public String getMessage() {
+        return candleErrorResult.getMessage();
+    }
+}
\ No newline at end of file
diff --git a/backend/src/main/java/org/dgu/backend/exception/GlobalExceptionHandler.java b/backend/src/main/java/org/dgu/backend/exception/GlobalExceptionHandler.java
index bd0b918..9cca2c0 100644
--- a/backend/src/main/java/org/dgu/backend/exception/GlobalExceptionHandler.java
+++ b/backend/src/main/java/org/dgu/backend/exception/GlobalExceptionHandler.java
@@ -75,4 +75,10 @@ public ResponseEntity<ApiResponse<BaseErrorCode>> handleMarketException(MarketEx
         MarketErrorResult errorResult = e.getMarketErrorResult();
         return ApiResponse.onFailure(errorResult);
     }
+    // Candle
+    @ExceptionHandler(CandleException.class)
+    public ResponseEntity<ApiResponse<BaseErrorCode>> handleCandleException(CandleException e) {
+        CandleErrorResult errorResult = e.getCandleErrorResult();
+        return ApiResponse.onFailure(errorResult);
+    }
 }
\ No newline at end of file
diff --git a/backend/src/main/java/org/dgu/backend/service/ChartServiceImpl.java b/backend/src/main/java/org/dgu/backend/service/ChartServiceImpl.java
index 7de8bfb..972b802 100644
--- a/backend/src/main/java/org/dgu/backend/service/ChartServiceImpl.java
+++ b/backend/src/main/java/org/dgu/backend/service/ChartServiceImpl.java
@@ -6,10 +6,7 @@
 import org.dgu.backend.domain.CandleInfo;
 import org.dgu.backend.domain.Market;
 import org.dgu.backend.dto.ChartDto;
-import org.dgu.backend.exception.ChartErrorResult;
-import org.dgu.backend.exception.ChartException;
-import org.dgu.backend.exception.MarketErrorResult;
-import org.dgu.backend.exception.MarketException;
+import org.dgu.backend.exception.*;
 import org.dgu.backend.repository.CandleInfoRepository;
 import org.dgu.backend.repository.CandleRepository;
 import org.dgu.backend.repository.MarketRepository;
@@ -46,6 +43,9 @@ public List<ChartDto.ChartOptionResponse> getAllChartOptions() {
             throw new MarketException(MarketErrorResult.NOT_FOUND_MARKETS);
         }
         List<Candle> candles = candleRepository.findAll();
+        if (candles.isEmpty()) {
+            throw new CandleException(CandleErrorResult.NOT_FOUND_CANDLES);
+        }
 
         return markets.stream()
                 .flatMap(market -> candles.stream()
@@ -67,6 +67,9 @@ protected List<ChartDto.OHLCVResponse> fetchUpdatedCandleInfo(String koreanName,
             throw new MarketException(MarketErrorResult.NOT_FOUND_MARKET);
         }
         Candle candle = candleRepository.findByCandleName(candleName);
+        if (Objects.isNull(candle)) {
+            throw new CandleException(CandleErrorResult.NOT_FOUND_CANDLE);
+        }
         LocalDateTime startDate = candleUtil.getStartDateByCandleName(candleName);
 
         List<CandleInfo> candleInfos = candleInfoRepository.findByMarketAndCandleAndDateTimeAfter(market, candle, startDate);