TIF 파일 유효성 검증 및 중복 파일 삭제 기능 적용

src/main/java/com/kamco/cd/kamcoback/mapsheet/service/MapSheetMngFileCheckerService.java

@@ -2,6 +2,7 @@ package com.kamco.cd.kamcoback.mapsheet.service;
 
 import static java.lang.String.CASE_INSENSITIVE_ORDER;
 
+import com.kamco.cd.kamcoback.common.utils.FIleChecker;
 import com.kamco.cd.kamcoback.common.utils.NameValidator;
 import com.kamco.cd.kamcoback.config.FileConfig;
 import com.kamco.cd.kamcoback.mapsheet.dto.FileDto;
@@ -32,6 +33,7 @@ import lombok.RequiredArgsConstructor;
 import org.apache.commons.io.FilenameUtils;
 import org.springframework.stereotype.Service;
 import org.springframework.transaction.annotation.Transactional;
+import org.springframework.web.multipart.MultipartFile;
 
 @Service
 @RequiredArgsConstructor
@@ -304,4 +306,50 @@ public class MapSheetMngFileCheckerService {
   public ImageryDto.SyncReturn syncProcess(ImageryDto.searchReq searchReq) {
     return mapSheetMngFileCheckerCoreService.syncProcess(searchReq);
   }
+
+  @Transactional
+  public String uploadFile(MultipartFile file, String targetPath) {
+    try {
+      Path path = Paths.get(targetPath);
+      // If targetPath is a directory, append the original filename
+      if (Files.isDirectory(path)) {
+        path = path.resolve(file.getOriginalFilename());
+      } else if (Files.notExists(path) && Files.isDirectory(path.getParent())) {
+        // If path doesn't exist but parent is a directory, assume it's the full path
+        // (No change needed)
+      }
+
+      // Ensure parent directory exists
+      if (path.getParent() != null) {
+        Files.createDirectories(path.getParent());
+      }
+
+      // Save file
+      file.transferTo(path.toFile());
+
+      // Check TIF using Gdal functionality
+      String ext = FilenameUtils.getExtension(path.getFileName().toString());
+      if ("tif".equalsIgnoreCase(ext) || "tiff".equalsIgnoreCase(ext)) {
+        boolean isValid = FIleChecker.cmmndGdalInfo(path.toString());
+        if (!isValid) {
+          Files.delete(path); // Delete invalid file
+          throw new RuntimeException("유효하지 않은 TIF 파일입니다 (Gdal 검증 실패).");
+        }
+      }
+
+      return "업로드 성공";
+    } catch (IOException e) {
+      throw new RuntimeException("파일 업로드 실패: " + e.getMessage());
+    }
+  }
+
+  @Transactional
+  public Boolean deleteFile(String filePath) {
+    try {
+      Path path = Paths.get(filePath);
+      return Files.deleteIfExists(path);
+    } catch (IOException e) {
+      throw new RuntimeException("파일 삭제 실패: " + e.getMessage());
+    }
+  }
 }