public ISchema[] GetSchemas()
{
if (!_allSchemasLoaded)
{
Sync(() =>
{
if (_allSchemasLoaded)
return;
_allSchemasLoaded = true;
var qry = _store.CreateQuery<SchemaModel>();
var schemas = qry.Find();
ISchema schema = null;
foreach (var schemaModel in schemas)
{
if (!_schemas.TryGetValue(schemaModel.SchemaId.ToLower(), out schema))
{
schema = new SchemaImpl(schemaModel);
_schemas[schema.Id.ToLower()] = schema;
}
}
});
}
return _schemas.Values.OrderBy(s => s.Name).ToArray();
}
private ISchema GetSchemaInternal(String schemaId, bool throwIfNotExists)
{
Assert.EmptyString(schemaId, "schemaId");
ISchema result = null;
schemaId = schemaId.ToLower();
if (!_schemas.TryGetValue(schemaId, out result))
{
var qry = _store.CreateQuery<SchemaModel>();
qry.AddFilterEqual("SchemaId", schemaId);
var model = qry.FindFirst();
if (model != null)
{
result = new SchemaImpl(model);
_schemas[schemaId] = result;
}
}
if (result == null && throwIfNotExists)
throw new InvalidOperationException("Não existe um esquema de usuários com o id " + schemaId);
return result;
}
public ISchema CreateSchema(string schemaId, string name)
{
Assert.EmptyString(schemaId, "schemaId");
Assert.EmptyString(name, "name");
ISchema schema = null;
Sync(() =>
{
schema = GetSchemaInternal(schemaId, false);
if (schema == null)
{
var model = new SchemaModel()
{
SchemaId = schemaId,
Name = name
};
if (_store.Save(model))
{
schema = new SchemaImpl(model);
_schemas[schemaId.ToLower()] = schema;
}
else
throw new Exception("Não foi possivel criar o esquema de usuários - erro ao persistir as informações");
}
else
throw new Exception("Já existe um esquema de usuários com o id " + schemaId);
});
return schema;
}