Move debug logic from server to separate file

src/main/scala/server/DebugUtils.scala

@@ -0,0 +1,41 @@
+package server
+
+import cats.effect.IO
+import cats.implicits.toTraverseOps
+import fs2.io.file.{Files, Path}
+
+object DebugUtils {
+  case class FileInfo(name: String, isDirectory: Boolean)
+  case class DirectoryStructure(path: String, files: List[FileInfo])
+  case class FolderStructureResponse(
+    current: DirectoryStructure,
+    data: DirectoryStructure,
+    grib: DirectoryStructure
+  )
+
+  private def getDirectoryStructure(path: Path): IO[DirectoryStructure] = {
+    for {
+      _ <- IO.println(path)
+      absolutePath <- IO(path.toString)
+      files <- Files[IO].list(path).compile.toList
+      fileInfos <- files.traverse { filePath =>
+        Files[IO].isDirectory(filePath).map { isDir =>
+          FileInfo(filePath.fileName.toString, isDir)
+        }
+      }
+    } yield DirectoryStructure(absolutePath, fileInfos)
+  }
+
+  def getFolderStructure: IO[FolderStructureResponse] = {
+    val currentPath = Path(".")
+    val dataPath = Path("data")
+    val gribPath = Path("data/grib")
+
+    for {
+      current <- getDirectoryStructure(currentPath)
+      data <- getDirectoryStructure(dataPath)
+      grib <- getDirectoryStructure(gribPath)
+      response = FolderStructureResponse(current, data, grib)
+    } yield response
+  }
+}