Piroca doce

src/main/java/com/agendaestudantil/excecao/ManipuladorExcecaoGlobal.java

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+package com.agendaestudantil.excecao;
+
+import com.agendaestudantil.dto.RespostaApi;
+import org.springframework.http.HttpStatus;
+import org.springframework.http.ResponseEntity;
+import org.springframework.validation.FieldError;
+import org.springframework.web.bind.MethodArgumentNotValidException;
+import org.springframework.web.bind.annotation.ExceptionHandler;
+import org.springframework.web.bind.annotation.RestControllerAdvice;
+import org.springframework.web.server.ResponseStatusException;
+
+import java.time.LocalDateTime;
+import java.util.HashMap;
+import java.util.Map;
+
+@RestControllerAdvice
+public class ManipuladorExcecaoGlobal {
+
+    @ExceptionHandler(ExcecaoRecursoNaoEncontrado.class)
+    public ResponseEntity<RespostaApi<Void>> handleResourceNotFound(ExcecaoRecursoNaoEncontrado ex) {
+        return ResponseEntity.status(HttpStatus.NOT_FOUND)
+                .body(new RespostaApi<>(null, ex.getMessage(), LocalDateTime.now()));
+    }
+
+    @ExceptionHandler(ExcecaoNegocio.class)
+    public ResponseEntity<RespostaApi<Void>> handleExcecaoNegocio(ExcecaoNegocio ex) {
+        return ResponseEntity.status(HttpStatus.BAD_REQUEST)
+                .body(new RespostaApi<>(null, ex.getMessage(), LocalDateTime.now()));
+    }
+
+    @ExceptionHandler(MethodArgumentNotValidException.class)
+    public ResponseEntity<RespostaApi<Map<String, String>>> handleValidationException(
+            MethodArgumentNotValidException ex) {
+        Map<String, String> errors = new HashMap<>();
+        for (FieldError error : ex.getBindingResult().getFieldErrors()) {
+            errors.put(error.getField(), error.getDefaultMessage());
+        }
+        return ResponseEntity.status(HttpStatus.BAD_REQUEST)
+                .body(new RespostaApi<>(errors, "Falha na validação", LocalDateTime.now()));
+    }
+
+    @ExceptionHandler(ResponseStatusException.class)
+    public ResponseEntity<RespostaApi<Void>> handleResponseStatusException(ResponseStatusException ex) {
+        return ResponseEntity.status(ex.getStatusCode())
+                .body(new RespostaApi<>(null, ex.getReason(), LocalDateTime.now()));
+    }
+
+    @ExceptionHandler(Exception.class)
+    public ResponseEntity<RespostaApi<Void>> handleGenericException(Exception ex) {
+        return ResponseEntity.status(HttpStatus.INTERNAL_SERVER_ERROR)
+                .body(new RespostaApi<>(null, "Erro interno no servidor: " + ex.getMessage(), LocalDateTime.now()));
+    }
+}