89 lines
2.9 KiB
C#
89 lines
2.9 KiB
C#
namespace Yes.Infrastructure.Middlewares
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{
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public class GlobalExceptionHandlerMiddleware(RequestDelegate next, ILogger<GlobalExceptionHandlerMiddleware> logger)
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{
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private readonly RequestDelegate _next = next;
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private readonly ILogger<GlobalExceptionHandlerMiddleware> _logger = logger;
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public async Task InvokeAsync(HttpContext context)
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{
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try
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{
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await _next(context);
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}
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catch (Exception ex)
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{
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await HandleExceptionAsync(context, ex);
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}
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}
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private async Task HandleExceptionAsync(HttpContext context, Exception ex)
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{
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if (!context.Response.HasStarted)
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{
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context.Response.ContentType = "application/problem+json";
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context.Response.StatusCode = StatusCodes.Status500InternalServerError;
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}
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var title = "";
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var message = "";
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var exType = ex.GetType();
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if (IsCustomException(exType))
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{
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title = "系统错误";
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message = ex.Message;
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_logger.LogError($"{exType.Name}：{ex.Message}");
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}
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else if (exType == typeof(AuthenticationException))
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{
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title = "认证失败";
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message = "请登录或刷新页面后操作！";
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_logger.LogError(ex, "Exception");
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}
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else if (exType == typeof(SqlException))
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{
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title = "数据操作异常";
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message = "读取或写入数据异常。";
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_logger.LogError(ex, "Exception");
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}
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else
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{
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title = "服务器内部错误";
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message = ex.Message;
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_logger.LogError(ex, "Exception");
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}
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if (!context.Response.HasStarted)
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{
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var acceptHeader = context.Request.Headers["Accept"].FirstOrDefault();
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var isAjaxRequest = acceptHeader?.Contains("application/json") == true;
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if (isAjaxRequest)
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{
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var problem = new ProblemDetails
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{
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Status = StatusCodes.Status500InternalServerError,
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Title = title,
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Type = "https://tools.ietf.org/html/rfc7231#section-6.5.1",
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Detail = message
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};
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await context.Response.WriteAsJsonAsync(problem);
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}
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else
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{
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await context.Response.WriteAsync(message);
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}
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}
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}
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private static bool IsCustomException(Type type)
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{
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return typeof(BaseException).IsAssignableFrom(type);
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}
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}
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}
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