update backend

walkguide-backend/demo/src/main/java/com/walkguide/exception/GlobalExceptionHandler.java

@@ -1,27 +1,43 @@
 package com.walkguide.exception;
 
+import com.walkguide.dto.ApiResponse;
+import org.springframework.http.HttpStatus;
 import org.springframework.http.ResponseEntity;
 import org.springframework.web.bind.MethodArgumentNotValidException;
 import org.springframework.web.bind.annotation.ControllerAdvice;
 import org.springframework.web.bind.annotation.ExceptionHandler;
 
-import com.walkguide.dto.ApiResponse;
-
 @ControllerAdvice
 public class GlobalExceptionHandler {
 
-    // Nangkep error kalau login gagal / user gak ketemu
-    @ExceptionHandler(RuntimeException.class)
-    public ResponseEntity<ApiResponse<Object>> handleRuntimeException(RuntimeException ex) {
-        ApiResponse<Object> response = new ApiResponse<>(false, "AUTH_ERROR", ex.getMessage());
-        return ResponseEntity.status(401).body(response);
+    @ExceptionHandler(ResourceNotFoundException.class)
+    public ResponseEntity<ApiResponse<Object>> handleNotFound(ResourceNotFoundException ex) {
+        return ResponseEntity.status(HttpStatus.NOT_FOUND)
+                .body(ApiResponse.error("NOT_FOUND", ex.getMessage()));
     }
 
-    // Nangkep error dari Validasi (misal email format salah)
-    @ExceptionHandler(MethodArgumentNotValidException.class)
-    public ResponseEntity<ApiResponse<Object>> handleValidationException(MethodArgumentNotValidException ex) {
-        String errorMsg = ex.getBindingResult().getAllErrors().get(0).getDefaultMessage();
-        ApiResponse<Object> response = new ApiResponse<>(false, "VALIDATION_ERROR", errorMsg);
-        return ResponseEntity.status(400).body(response);
+    @ExceptionHandler(PairingException.class)
+    public ResponseEntity<ApiResponse<Object>> handlePairing(PairingException ex) {
+        return ResponseEntity.status(HttpStatus.BAD_REQUEST)
+                .body(ApiResponse.error("PAIRING_ERROR", ex.getMessage()));
     }
-}
+
+    @ExceptionHandler(MethodArgumentNotValidException.class)
+    public ResponseEntity<ApiResponse<Object>> handleValidation(MethodArgumentNotValidException ex) {
+        String msg = ex.getBindingResult().getAllErrors().get(0).getDefaultMessage();
+        return ResponseEntity.status(HttpStatus.BAD_REQUEST)
+                .body(ApiResponse.error("VALIDATION_ERROR", msg));
+    }
+
+    @ExceptionHandler(RuntimeException.class)
+    public ResponseEntity<ApiResponse<Object>> handleRuntime(RuntimeException ex) {
+        return ResponseEntity.status(HttpStatus.UNAUTHORIZED)
+                .body(ApiResponse.error("AUTH_ERROR", ex.getMessage()));
+    }
+
+    @ExceptionHandler(Exception.class)
+    public ResponseEntity<ApiResponse<Object>> handleGeneric(Exception ex) {
+        return ResponseEntity.status(HttpStatus.INTERNAL_SERVER_ERROR)
+                .body(ApiResponse.error("INTERNAL_ERROR", "Terjadi kesalahan internal"));
+    }
+}

walkguide-backend/demo/src/main/java/com/walkguide/exception/PairingException.java

@@ -0,0 +1,5 @@
+package com.walkguide.exception;
+
+public class PairingException extends RuntimeException {
+    public PairingException(String message) { super(message); }
+}

walkguide-backend/demo/src/main/java/com/walkguide/exception/ResourceNotFoundException.java

@@ -0,0 +1,7 @@
+package com.walkguide.exception;
+
+public class ResourceNotFoundException extends RuntimeException {
+    public ResourceNotFoundException(String message) {
+        super(message);
+    }
+}