namespace NET7.Api.Filters;

/// <summary>
/// 全局异常
/// </summary>
public class GlobalExceptionFilter : IExceptionFilter
{
    readonly IWebHostEnvironment hostEnvironment;
    public GlobalExceptionFilter(IWebHostEnvironment _hostEnvironment)
    {
        hostEnvironment = _hostEnvironment;
    }
    public void OnException(ExceptionContext context)
    {
        if (!context.ExceptionHandled)
        {
            var result = new JsonView
            {
                Code = (int)HttpStatusCode.InternalServerError,
                Msg = "服务器发生未处理的异常"
            };
            if (hostEnvironment.IsDevelopment())
            {
                result.Msg += "：" + context.Exception.Message;
                result.Data = context.Exception.StackTrace;
            }
            context.Result = new ContentResult
            {
                StatusCode = (int)HttpStatusCode.InternalServerError,
                ContentType = "application/json;charset=utf-8",
                Content = result.ToJson()
            };
            Log.Error($"服务器内部错误：{result.ToJson()}");
            context.ExceptionHandled = true;
        }
    }
}