package com.walkguide.exception;

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);
    }

    // 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);
    }
}