[BOOK-262] �refactor: dto validtation 처리 (#94)

Author: minwoo1999

apis/src/main/kotlin/org/yapp/apis/readingrecord/dto/request/UpdateReadingRecordRequest.kt

@@ -34,4 +34,9 @@ data class UpdateReadingRecordRequest private constructor(
     @field:Size(max = 3, message = "감정 태그는 최대 3개까지 가능합니다.")
     @field:Schema(description = "수정할 감정 태그 목록", example = """["따뜻함","즐거움","슬픔","깨달음"]""")
     val emotionTags: List<@Size(max = 10, message = "감정 태그는 10자를 초과할 수 없습니다.") String>?
-)
+) {
+    fun validPageNumber(): Int = pageNumber!!
+    fun validQuote(): String = quote!!
+    fun validReview(): String = review!!
+    fun validEmotionTags(): List<String> = emotionTags!!
+}

apis/src/main/kotlin/org/yapp/apis/readingrecord/service/ReadingRecordService.kt

@@ -53,10 +53,10 @@ class ReadingRecordService(
     ): ReadingRecordResponse {
         val readingRecordInfoVO = readingRecordDomainService.modifyReadingRecord(
             readingRecordId = readingRecordId,
-            pageNumber = request.pageNumber,
-            quote = request.quote,
-            review = request.review,
-            emotionTags = request.emotionTags
+            pageNumber = request.validPageNumber(),
+            quote = request.validQuote(),
+            review = request.validReview(),
+            emotionTags = request.validEmotionTags()
         )
         return ReadingRecordResponse.from(readingRecordInfoVO)
     }