public static String JsonValidation(this System.Web.Http.ModelBinding.ModelStateDictionary state)
{
return(JsonConvert.SerializeObject(
state.Where(x => x.Value.Errors.Count > 0)
.Select(e => new
{
Name = e.Key,
Errors = e.Value.Errors.Select(x => x.ErrorMessage)
.Concat(e.Value.Errors.Where(x => x.Exception != null).Select(x => x.Exception.Message))
})
));
//return new JsonResult
//{
// Data = new
// {
// Tag = "ValidationError",
// State = from e in state
// where e.Value.Errors.Count > 0
// select new
// {
// Name = e.Key,
// Errors = e.Value.Errors.Select(x => x.ErrorMessage)
// .Concat(e.Value.Errors.Where(x => x.Exception != null).Select(x => x.Exception.Message))
// }
// }
//};
}
public static ValidationMessages ToValidationMessages(
this System.Web.Http.ModelBinding.ModelStateDictionary modelState, bool camelCaseKeyName = true)
{
var errors = modelState
.Where(x => x.Value.Errors.Any())
.ToDictionary(
kvp => CamelCasePropNames(kvp.Key),
kvp => kvp.Value.Errors.Select(e => e.ErrorMessage)
);
return(new ValidationMessages(errors));
}
public static void HandleModelState(this System.Web.Http.ModelBinding.ModelStateDictionary modelState)
{
if (!modelState.IsValid)
{
var errors = new Dictionary <string, string>();
modelState.Where(k => k.Value.Errors.Count > 0).ToList().ForEach(i =>
{
var er = string.Join(", ", i.Value.Errors.Select(e => e.ErrorMessage).ToArray());
errors.Add(i.Key, er);
});
throw new EntityValidationException(errors);
}
}
/// <summary>
/// Chargement d'un dictionnaire simple pour renvoyer les informations de validation serveur
/// "key => [ "error1", "error2", ... "errorN" ]".
/// Suppression des entrées sans message
/// </summary>
/// <param name="modelState">ModelStateDictionary à renvoyer au client</param>
/// <returns>Informations de validation</returns>
public static Dictionary <string, string[]> ProcessModelState(System.Web.Http.ModelBinding.ModelStateDictionary modelState)
{
// TODO les clés peuevtn contenir uniquement le nom de la classe sans propriété à traiter ... pour le moment on passe
var modelStateClean = modelState.Where(ms => ms.Key.Contains('.')).ToList();
return(modelStateClean
.ToDictionary(
entry => LowerFirstLetter(entry.Key.Split('.')[1]), // ex : emailVm.SelectedRole on ne conserve que selectedRole
entry => entry.Value.Errors
.Where(error => !string.IsNullOrEmpty(error.ErrorMessage) || error.Exception != null)
.Select(error => !string.IsNullOrEmpty(error.ErrorMessage) ? error.ErrorMessage : error.Exception.Message).ToArray())
.Where(entry => entry.Value.Any())
.ToDictionary(entry => entry.Key, entry => entry.Value));
}
public static IEnumerable <FormResponseFieldErrors> GetErrors(this System.Web.Http.ModelBinding.ModelStateDictionary modelState)
{
List <FormResponseFieldErrors> errors = new List <FormResponseFieldErrors>();
foreach (var fieldErrors in modelState.Where(x => x.Value.Errors.Any()).Select(x => new { x.Key, x.Value.Errors }))
{
errors.Add(
new FormResponseFieldErrors()
{
Field = fieldErrors.Key,
ErrorMessages = fieldErrors.Errors.Select(x => x.ErrorMessage)
});
}
return(errors);
}