public ApiExceptionMiddleware(ApiExceptionOptions options, RequestDelegate next,
ILogger <ApiExceptionMiddleware> logger)
{
this.next = next;
this.logger = logger;
this.options = options;
}
public static IApplicationBuilder UseApiExceptionHandler(this IApplicationBuilder builder,
Action <ApiExceptionOptions> configureOptions)
{
var options = new ApiExceptionOptions();
configureOptions(options);
return(builder.UseMiddleware <ApiExceptionMiddleware>(options));
}
private Task HandleExceptionAsync(HttpContext context, Exception exception, ApiExceptionOptions opts)
{
var error = new ApiError
{
Id = Guid.NewGuid().ToString(),
Status = (short)HttpStatusCode.InternalServerError,
Title = "Some kind of error occurred in the API. Please use the id and contact our " +
"support team if the problem persists."
};
// we setup AddResponseDetails on Startup.cs
opts.AddResponseDetails?.Invoke(context, exception, error);
var innerExMessage = GetInnermostExceptionMessage(exception);
logger.LogError(exception, "ApiExceptionMiddleware!!! " + innerExMessage + " -- ErrorId: {ErrorId}.", error.Id);
var result = JsonConvert.SerializeObject(error);
context.Response.ContentType = "application/json";
context.Response.StatusCode = (int)HttpStatusCode.InternalServerError;
return(context.Response.WriteAsync(result));
}
