public static void Save(IRdbmsDataAccessor rda, CustomForm cf, CustomObject value)
{
var tableName = GetPrefixedTableName(ref cf);
Object getId = value.Get("Id");
if (getId is long && (long)getId > 0)
{
rda.Execute(BuildUpdateQuery(cf, value));
}
else
{
rda.Execute(BuildInsertQuery(cf, value));
}
}
public static void CheckStructure(IRdbmsDataAccessor da, CustomForm form)
{
var tableName = GetPrefixedTableName(ref form);
//
DataTable schemaInfo = da.Query(
new Qb($"SELECT * FROM information_schema.tables WHERE table_schema='{da.SchemaName}' AND table_name='{tableName}'"));
// Se a tabela não existir, criar
if (schemaInfo.Rows.Count < 1)
{
var creationQuery = BuildCreationQuery(form);
da.Execute(creationQuery);
}
else
{
DataTable columnsInfo = da.Query(
new Qb($"SELECT * FROM information_schema.columns WHERE table_schema='{da.SchemaName}' AND table_name='{tableName}'"));
for (var i = 0; i < form.Fields.Count; i++)
{
bool exists = false;
int cIndex = -1;
for (var c = 0; c < columnsInfo.Rows.Count; c++) // C++!!!
{
if (columnsInfo.Rows[c]["COLUMN_NAME"] as String == form.Fields[i].Name)
{
exists = true;
cIndex = c;
break;
}
}
if (!exists)
{
da.Execute(new Qb($"ALTER TABLE {tableName} ADD COLUMN {SqlType(form.Fields[i])} DEFAULT NULL;"));
}
else
{
ulong? sz = (ulong?)columnsInfo.Rows[cIndex]["CHARACTER_MAXIMUM_LENGTH"];
String dbtype = (String)columnsInfo.Rows[cIndex]["DATA_TYPE"];
if (dbtype.ToLower() == "varchar" && sz != (ulong)form.Fields[i].Size)
{
da.Execute(new Qb($"ALTER TABLE {tableName} CHANGE COLUMN {form.Fields[i].Name} {form.Fields[i].Name} {SqlType(form.Fields[i])} DEFAULT NULL"));
}
}
}
}
}
public static int Execute(this IRdbmsDataAccessor self, BDadosTransaction transaction, string query, params object[] args)
{
return(self.Execute(transaction, (IQueryBuilder)Qb.Fmt(query, args)));
}
