public static void Delete(this DirectDatabaseBase db, DirectModel model)
{
string command = string.Format("DELETE FROM {0}.{1}.{2} WHERE {2}ID={3};",
db.DatabaseName, db.DatabaseScheme, model.GetTableName(),
model.GetID());
db.Execute(command);
}
public static void Insert(this DirectDatabaseBase db, DirectModel model)
{
string command = string.Format("INSERT INTO {0}.{1}.{2} ({3}) VALUES ({4});",
db.DatabaseName, db.DatabaseScheme, model.GetTableName(),
model.GetPropertyNamesForInsert(), model.GetPropertyValuesForInsert());
int?id = db.Execute(command);
if (id.HasValue)
{
model.SetID(id.Value);
}
}
public static T Insert <T>(this DirectDatabaseBase db, DirectModel model) where T : DirectModel
{
DirectExecuteResult result = db.Execute(model.ConstructInsertQuery());
if (result.IsSuccessfull && result.LastID.HasValue)
{
model.LongID = result.LastID;
model.Snapshot.SetSnapshot();
return((T)model);
}
return((T)model);
}
public static void Update(this DirectDatabaseBase db, DirectModel model)
{
if (model.ID() <= 0)
{
throw new Exception("ID is not set, maybe this table was not loaded");
}
// UPDATE MobilePaywall.core.A SET A=1 WHERE AID=1
string command = string.Format("UPDATE {0}.{1}.{2} SET {3} WHERE {2}ID={4};",
db.DatabaseName, db.DatabaseScheme, model.GetTableName(),
model.GetUpdateData(), model.GetID());
db.Execute(command);
}
public static int?Update(this DirectDatabaseBase db, DirectModel model)
{
if (!model.LongID.HasValue)
{
throw new Exception("ID is not set, maybe this table was not loaded");
}
DirectExecuteResult result = db.Execute(model.ConstructUpdateQuery());
if (!result.IsSuccessfull)
{
return(null);
}
else
{
model.Snapshot.SetSnapshot();
return(result.NumberOfRowsAffected);
}
}
public static bool Delete(this DirectDatabaseBase db, DirectModel model)
{
if (!model.LongID.HasValue)
{
throw new Exception("THIS model has not ID");
}
model.OnBeforeDelete();
string command = string.Format("DELETE FROM {0}.{1}{2} WHERE {3}={4};",
db.DatabaseName, db.DatabaseSchemeString, model.GetTableName(),
model.GetIdNameValue(), model.LongID.Value);
DirectExecuteResult result = db.Execute(command);
if (result.IsSuccessfull)
{
model.LongID = null;
model.Snapshot.DeleteSnapshot();
return(true);
}
return(false);
}