public async Task <Response <Usuario> > UsuarioValidoAsync(Usuario user)
{
var resp = new Response <Usuario>();
resp.Return = null;
using (var client = this._context.GetClientInstance())
{
QueryRequest request = ObterUsuarioQueryRequest("login", new AttributeValue {
S = user.Login
});
QueryResponse response = null;
try
{
response = await client.QueryAsync(request);
List <Usuario> lstUser = ExtractUserFrom(response.Items);
if (lstUser != null && lstUser.Count > 0)
{
var userDb = lstUser[0];
var hash = SecurityCrypt.GenerateHash(user.Senha + userDb.Salt);
if (hash == userDb.HashedPassword)
{
resp.Return = userDb;
}
}
return(resp);
}
catch (Exception e)
{
resp.ErrorMessages.Add(e.Message);
_log.LogError(e.Message);
return(resp);
}
}
}
public async Task <Response <Usuario> > SalvarAsync(Usuario user)
{
var resp = new Response <Usuario>();
using (var client = this._context.GetClientInstance())
{
try
{
StringBuilder updExp = new StringBuilder("SET ");
var exprAttrValues = new Dictionary <string, AttributeValue>();
var exprAttrNames = new Dictionary <string, string>();
if (user.Id < 1)
{
user.Id = (Int32)DateTimeOffset.UtcNow.ToUnixTimeSeconds();
}
user.DtAtualizacao = DateTime.Now;
exprAttrValues.Add(":dtAt", new AttributeValue {
S = user.DtAtualizacao.Value.ToString("dd/MM/yyyy hh:mm:ss")
});
updExp.Append(" #dtAt = :dtAt,");
exprAttrNames.Add("#dtAt", "dt-atualizacao");
if (user.Sexo.HasValue)
{
exprAttrValues.Add(":sexo", new AttributeValue {
S = user.Sexo.ToString()
});
updExp.Append(" #sexo = :sexo,");
exprAttrNames.Add("#sexo", "sexo");
}
if (!String.IsNullOrEmpty(user.Senha))
{
var salt = SecurityCrypt.GenerateSalt();
exprAttrValues.Add(":salt", new AttributeValue {
S = salt
});
updExp.Append(" #salt = :salt,");
exprAttrNames.Add("#salt", "salt");
var hash = SecurityCrypt.GenerateHash(user.Senha + salt);
exprAttrValues.Add(":hash", new AttributeValue {
S = hash
});
updExp.Append(" #hash = :hash,");
exprAttrNames.Add("#hash", "hashedPassword");
}
if (!String.IsNullOrEmpty(user.Login))
{
exprAttrValues.Add(":login", new AttributeValue {
S = user.Login
});
updExp.Append(" #login = :login,");
exprAttrNames.Add("#login", "login");
}
if (!String.IsNullOrEmpty(user.Nome))
{
exprAttrValues.Add(":nome", new AttributeValue {
S = user.Nome
});
updExp.Append(" #nome = :nome,");
exprAttrNames.Add("#nome", "nome");
}
if (user.DtNascimento.HasValue)
{
exprAttrValues.Add(":dtNasc", new AttributeValue {
S = user.DtNascimento.ToString()
});
updExp.Append(" #dtNasc = :dtNasc,");
exprAttrNames.Add("#dtNasc", "dt-nascimento");
}
if (!String.IsNullOrEmpty(user.Email))
{
exprAttrValues.Add(":email", new AttributeValue {
S = user.Email
});
updExp.Append(" #email = :email,");
exprAttrNames.Add("#email", "email");
}
if (!String.IsNullOrEmpty(user.Celular))
{
exprAttrValues.Add(":celular", new AttributeValue {
S = user.Celular
});
updExp.Append(" #celular = :celular,");
exprAttrNames.Add("#celular", "celular");
}
if (!String.IsNullOrEmpty(user.UrlFoto))
{
exprAttrValues.Add(":urlFoto", new AttributeValue {
S = user.UrlFoto
});
updExp.Append(" #urlFoto = :urlFoto,");
exprAttrNames.Add("#urlFoto", "url-foto");
}
if (!String.IsNullOrEmpty(user.Observacao))
{
exprAttrValues.Add(":obs", new AttributeValue {
S = user.Observacao
});
updExp.Append(" #obs = :obs,");
exprAttrNames.Add("#obs", "obs");
}
var request = new UpdateItemRequest
{
TableName = _context.TableName,
Key = new Dictionary <string, AttributeValue>
{
{ "tipo", new AttributeValue {
S = "usuario"
} },
{ "id", new AttributeValue {
N = user.Id.ToString()
} }
},
ExpressionAttributeNames = exprAttrNames,
ExpressionAttributeValues = exprAttrValues,
UpdateExpression = updExp.ToString().Substring(0, updExp.ToString().Length - 1)
};
var updResp = await client.UpdateItemAsync(request);
resp.Return = user;
return(resp);
}
catch (Exception e)
{
resp.Return = user;
resp.ErrorMessages.Add(e.Message);
_log.LogError(e.Message);
return(resp);
}
}
}
