public override BadRequestObjectResult BadRequest([ActionResultObjectValue] ModelStateDictionary modelState)
{
var problemDetails = new ServiceBadRequest(ModelState)
{
Status = StatusCodes.Status400BadRequest,
};
return(base.BadRequest(problemDetails));
}
public static ProblemDetails GetProblemDetails(this Exception ex)
{
var problem = new ServiceBadRequest();
problem.Detail = ex.Message;
problem.Title = string.Concat("Unknown Exception", ex.Message);
problem.Status = 400;
if (ex is UnauthorizedOperationException || ex is UnauthorizedAccessException)
{
problem.Title = string.Concat("Unauthorized Access.", ex.Message);
problem.Status = 403;
}
if (ex is EntityOperationException)
{
problem.Title = string.Concat("Entity Operation Exception.", ex.Message);
problem.Status = 400;
}
if (ex is EntityValidationException)
{
problem = GetValidationProblemDetails(ex as EntityValidationException);
problem.Title = string.Concat("Validation Error.", ex.Message);
problem.Status = 422;
}
if (ex is EntityAlreadyExistsException)
{
problem.Title = string.Concat("Entity Already Exist.", ex.Message);
problem.Status = 409;
}
if (ex is EntityConcurrencyException)
{
problem.Title = string.Concat("Entity Concurrency Error.", ex.Message);
problem.Status = 409;
}
if (ex is EntityDoesNotExistException)
{
problem.Title = string.Concat("Entity Does Not Exist.", ex.Message);
problem.Status = 400;
problem.serviceErrors = new string[1] {
"Record(s) no longer exists or you do not have authorized access."
};
}
if (ex is CannotInsertDuplicateConstraintException)
{
Dictionary <string, string[]> errors = new Dictionary <string, string[]>();
CannotInsertDuplicateConstraintException cidce = ex as CannotInsertDuplicateConstraintException;
List <string> messages = new List <string>();
messages.Add($"{cidce.EntityName} {cidce.PropertyName} already exists. Cannot add duplicate.");
errors.Add(cidce.PropertyName, messages.ToArray());
problem = new ServiceBadRequest(errors);
problem.Title = string.Concat("Cannot Insert Duplicate Constraint.", ex.Message);
problem.Status = 400;
}
return(problem);
}
public static ServiceBadRequest GetValidationProblemDetails(EntityValidationException ex)
{
Dictionary <string, string[]> errors = new Dictionary <string, string[]>();
var results = ex.Validation;
var members = results.SelectMany(r => r.MemberNames);
foreach (var member in members)
{
List <string> errMessages = new List <string>();
foreach (var error in results.Where(r => r.MemberNames.Contains(member)))
{
errMessages.Add(error.ErrorMessage);
}
errors.Add(member, errMessages.ToArray());
}
ServiceBadRequest details = new ServiceBadRequest(errors);
return(details);
}
public static ProblemDetails GetProblemDetails(this Exception ex)
{
var problem = new ServiceBadRequest();
problem.Detail = ex.Message;
problem.Title = string.Concat("Unknown Exception. ", ex.Message);
problem.Status = 400;
problem.serviceErrors = new string[1] {
ex.Message
};
if (ex is UnauthorizedOperationException || ex is UnauthorizedAccessException)
{
problem.Title = string.Concat("Unauthorized Access. ", ex.Message);
problem.Status = 403;
}
if (ex is EntityOperationException)
{
problem.Title = string.Concat("Entity Operation Exception. ", ex.Message);
problem.Status = 400;
}
if (ex is EntityValidationException)
{
problem = GetValidationProblemDetails(ex as EntityValidationException);
problem.Title = string.Concat("Validation Error. ", ex.Message);
problem.Status = 422;
}
if (ex is EntityAlreadyExistsException)
{
problem.Title = string.Concat("Entity Already Exists. ", ex.Message);
problem.Status = 409;
}
if (ex is EntityConcurrencyException)
{
problem.Title = string.Concat("Entity Concurrency Error.", ex.Message);
problem.Status = 409;
problem.serviceErrors = new string[1] {
"Record is being updated by another user, please try again."
};
}
if (ex is EntityDoesNotExistException)
{
problem.Title = string.Concat("Entity Does Not Exist. ", ex.Message);
problem.Status = 400;
problem.serviceErrors = new string[1] {
"Record(s) no longer exists or you do not have authorized access."
};
}
if (ex is ServerBusyException || ex.Message.ToLower().Contains("too many requests"))
{
problem.Title = string.Concat("Server Busy, Too Many Requests.", ex.Message);
problem.Status = 429;
problem.serviceErrors = new string[1] {
"Server is busy, please try again latter."
};
}
if (ex is CannotInsertDuplicateConstraintException)
{
Dictionary <string, string[]> errors = new Dictionary <string, string[]>();
CannotInsertDuplicateConstraintException cidce = ex as CannotInsertDuplicateConstraintException;
List <string> messages = new List <string>();
messages.Add($"{cidce.EntityName} {cidce.PropertyName} already exists. Cannot add duplicate.");
errors.Add(cidce.PropertyName, messages.ToArray());
problem = new ServiceBadRequest(errors);
problem.Title = string.Concat("Cannot Insert Duplicate Constraint.", ex.Message);
problem.Status = 400;
}
if (ex is TimeoutException)
{
problem.Title = string.Concat("Request Timed Out.", ex.Message);
problem.Status = 400;
}
return(problem);
}
