public static object ObterErroModelState(this ModelStateDictionary modelState)
{
var chaves = from modelstate in modelState.AsQueryable().Where(f => f.Value.Errors.Count > 0)
select modelstate.Key;
var listaErros = from modelstate in modelState.AsQueryable().Where(f => f.Value.Errors.Count > 0)
select modelstate.Value.Errors.FirstOrDefault(a => !String.IsNullOrEmpty(a.ErrorMessage));
var resultado = new { sucesso = false, chaves = chaves.ToList(), listaErros = listaErros.Where(a => a != null).Select(a => a.ErrorMessage).ToList() };
return(resultado);
}
public static object ErrorModelStateToJSON(this ModelStateDictionary modelState)
{
var keys = from modelstate in modelState.AsQueryable().Where(f => f.Value.Errors.Count > 0)
select modelstate.Key;
var listErrors = from modelstate in modelState.AsQueryable().Where(f => f.Value.Errors.Count > 0)
select modelstate.Value.Errors.FirstOrDefault(a => !String.IsNullOrEmpty(a.ErrorMessage));
var result = new { success = false, keys = keys.ToList(), listErrors = listErrors.Where(a => a != null).Select(a => a.ErrorMessage).ToList() };
return(result);
}
/// <summary>
/// Cria um retorno Json de Erro (Result = false) com mensagem de erro, com base nos erros do modelState
/// </summary>
/// <param name="mensagensErro">Resultado de mensagens de erro que deve ser apresentada ao usuário.</param>
/// <returns></returns>
internal JsonResult JsonResultErro(ModelStateDictionary modelState)
{
IQueryable <string> chaves = from modelstate in modelState.AsQueryable().Where(f => f.Value.Errors.Count > 0) select modelstate.Key;
IQueryable <ModelError> mensagens =
from modelstate in modelState.AsQueryable().Where(f => f.Value.Errors.Count > 0)
select modelstate.Value.Errors.FirstOrDefault(a => !string.IsNullOrEmpty(a.ErrorMessage));
return
(Json(
new
{
HasErro = true,
Chaves = chaves,
Erros = mensagens.Where(a => a != null).Select(a => a.ErrorMessage).ToList()
}));
}
public static ModelStateDictionary ModelStateReturnError(ModelStateDictionary modelState)
{
var errors = from modelstate in modelState.AsQueryable().Where(f => f.Value.Errors.Count > 0) select new { Title = modelstate.Key, Erro = modelstate.Value.Errors[0].ErrorMessage };
foreach (var erro in errors)
{
modelState.AddModelError(erro.Title, erro.Erro);
}
return(modelState);
}
