IMU Feature

.gitattributes

@@ -1,2 +1,3 @@
 *.bin filter=lfs diff=lfs merge=lfs -text
 *.csv filter=lfs diff=lfs merge=lfs -text
+*.obj filter=lfs diff=lfs merge=lfs -text

backend/src/main/java/com/mcmasterbaja/FileFetchResource.java

@@ -1,5 +1,6 @@
 package com.mcmasterbaja;
 
+import com.mcmasterbaja.exceptions.FileNotFoundException;
 import com.mcmasterbaja.model.FileInformation;
 import com.mcmasterbaja.model.FileTimespan;
 import com.mcmasterbaja.services.FileMetadataService;
@@ -10,6 +11,7 @@
 import jakarta.ws.rs.Produces;
 import jakarta.ws.rs.core.MediaType;
 import java.io.File;
+import java.nio.file.Files;
 import java.nio.file.Path;
 import java.nio.file.Paths;
 import java.time.LocalDateTime;
@@ -39,13 +41,14 @@ public List<String> getAllFiles() {
     return fileNames;
   }
 
-  // TODO: What exception is thrown when it can't find the file?
   @GET
   @jakarta.ws.rs.Path("/{filekey}")
   public File getFile(@PathParam("filekey") String filekey) {
     logger.info("Getting file: " + filekey);
-
     Path targetPath = addTypeFolder(filekey);
+    if (!Files.exists(targetPath)) {
+      throw new FileNotFoundException("File not found: " + filekey);
+    }
     File file = storageService.load(targetPath).toFile();
 
     return file;
@@ -107,6 +110,22 @@ public List<FileInformation> getInformationForFolder(@PathParam("folderkey") Str
     return fileInformationList;
   }
 
+  @GET
+  @jakarta.ws.rs.Path("/listBins")
+  public List<String> getFolders() {
+    logger.info("Getting all folders");
+
+    Path dir = Paths.get("csv");
+
+    List<String> folderNames =
+        storageService
+            .loadDirectories(dir)
+            .map(path -> path.toString().replace("\\", "/"))
+            .collect(Collectors.toList());
+
+    return folderNames;
+  }
+
   @GET
   @jakarta.ws.rs.Path("/timespan/folder/{folderkey}")
   public List<FileTimespan> getTimespan(@PathParam("folderkey") String folderkey) {

backend/src/main/java/com/mcmasterbaja/services/FileSystemStorageService.java

@@ -81,6 +81,18 @@ public Stream<Path> loadAll() {
     return loadAll(rootLocation);
   }
 
+  public Stream<Path> loadDirectories(Path dir) {
+    Path directory = rootLocation.resolve(dir);
+    try {
+      return Files.walk(rootLocation.resolve(dir), 1)
+          .filter(path -> Files.isDirectory(path) && !path.equals(rootLocation.resolve(dir)))
+          .map(directory::relativize);
+    } catch (IOException e) {
+      throw new FileNotFoundException(
+          "Could not list directories inside directory: " + dir.toString(), e);
+    }
+  }
+
   public void delete(Path targetPath) {
     try {
       Files.delete(rootLocation.resolve(targetPath));

backend/src/main/java/com/mcmasterbaja/services/StorageService.java

@@ -47,6 +47,14 @@ public interface StorageService {
    */
   Stream<Path> loadAll(Path dir);
 
+  /**
+   * Loads all directories in the root location.
+   *
+   * @param dir The directory to load directories from.
+   * @return A Stream of Paths representing the directories.
+   */
+  Stream<Path> loadDirectories(Path dir);
+
   /**
    * Deletes a file.
    *

front-end/eslint.config.mjs

@@ -18,6 +18,7 @@ export default tseslint.config(
       'error',
       2,  
       { 'SwitchCase': 1 }
-    ]
+    ],
+    'unused-vars': 'warn',
   }}
 );