label_backend/src/main/java/com/label/common/exception/GlobalExceptionHandler.java

package com.label.common.exception;

import com.label.common.result.Result;
import lombok.extern.slf4j.Slf4j;
import org.apache.shiro.authz.AuthorizationException;
import org.springframework.http.HttpStatus;
import org.springframework.http.ResponseEntity;
import org.springframework.web.bind.annotation.ExceptionHandler;
import org.springframework.web.bind.annotation.RestControllerAdvice;

@Slf4j
@RestControllerAdvice
public class GlobalExceptionHandler {

    @ExceptionHandler(BusinessException.class)
    public ResponseEntity<Result<?>> handleBusinessException(BusinessException e) {
        log.warn("业务异常: code={}, message={}", e.getCode(), e.getMessage());
        return ResponseEntity
            .status(e.getHttpStatus())
            .body(Result.failure(e.getCode(), e.getMessage()));
    }

    /**
     * 处理 Shiro 权限不足异常（@RequiresRoles / subject.checkRole() 抛出）→ 403
     */
    @ExceptionHandler(AuthorizationException.class)
    public ResponseEntity<Result<?>> handleAuthorizationException(AuthorizationException e) {
        log.warn("权限不足: {}", e.getMessage());
        return ResponseEntity
            .status(HttpStatus.FORBIDDEN)
            .body(Result.failure("FORBIDDEN", "权限不足"));
    }

    @ExceptionHandler(Exception.class)
    public ResponseEntity<Result<?>> handleException(Exception e) {
        log.error("系统异常", e);
        return ResponseEntity
            .internalServerError()
            .body(Result.failure("INTERNAL_ERROR", "系统内部错误"));
    }
}