public static bool SalvarXML(string NomeArquivo, Refeicao refeicao)
{
try
{
XmlWriterSettings xmlWriterSettings = new XmlWriterSettings();
xmlWriterSettings.Indent = true;
using (IsolatedStorageFile myISF = IsolatedStorageFile.GetUserStoreForApplication())
{
using (IsolatedStorageFileStream stream = myISF.OpenFile(NomeArquivo, FileMode.Create))
{
XmlSerializer serializer = new XmlSerializer(typeof(List<Alimento>));
using (XmlWriter xmlWriter = XmlWriter.Create(stream))
{
serializer.Serialize(xmlWriter, refeicao.Alimentos);
}
}
}
}
catch (System.IO.IOException)
{
return false;
}
return true;
}
public static List<Alimento> LerRefeicaoXML(string NomeArquivo, Refeicao refeicao)
{
try
{
List<Alimento> listaAlimentos;
using (IsolatedStorageFile myISF = IsolatedStorageFile.GetUserStoreForApplication())
{
using (IsolatedStorageFileStream stream = myISF.OpenFile(NomeArquivo, FileMode.Open))
{
XmlSerializer serializer = new XmlSerializer(typeof(List<Alimento>));
stream.Position = 0;
listaAlimentos = (List<Alimento>)serializer.Deserialize(stream);
refeicao.Alimentos = listaAlimentos;
}
}
return listaAlimentos;
}
catch (Exception)
{
return null;
}
}
public bool Gravar(Refeicao novaRefeicao)
{
try
{
using (DataBaseContext db = new DataBaseContext(DataBaseContext.ConnectionString))
{
//db.Tarefas.InsertOnSubmit(novaTarefa);
db.SubmitChanges();
}
return true;
}
catch (Exception)
{
return false;
}
}
public bool Excluir(Refeicao refeicao)
{
try
{
using (DataBaseContext db = new DataBaseContext(DataBaseContext.ConnectionString))
{
var excluir = db.Refeicoes.Where(refe => refe.IdRefeicao == refe.IdRefeicao).First();
db.Refeicoes.DeleteOnSubmit(excluir);
db.SubmitChanges();
}
return true;
}
catch (Exception)
{
return false;
}
}
public bool Realizado(Refeicao refeicao)
{
try
{
using (DataBaseContext db = new DataBaseContext(DataBaseContext.ConnectionString))
{
Refeicao update = (from refe in db.Refeicoes
where refe.IdRefeicao == refeicao.IdRefeicao
select refe).First();
update.Realizada = !update.Realizada;
db.SubmitChanges();
}
return true;
}
catch (Exception)
{
return false;
}
}