private static void UpdateAutoIncAndCandidate(VfpConnection connection, DataTable schema)
{
var tableNames = schema.AsEnumerable().Select(x => x.Field <string>(Index.TableName)).Distinct();
var inserts = string.Join(Environment.NewLine, tableNames.Select(x => string.Format("INSERT INTO curTables VALUES('{0}')", x)).ToArray());
var vfpCode = string.Format(Resources.IndexSchemaAutoIncCandidate, inserts);
schema.AsEnumerable().ToList().ForEach(row => {
row[Index.AutoInc] = false;
row[Index.Candidate] = false;
});
connection.ExecuteScript(vfpCode);
using (var command = connection.CreateCommand()) {
command.CommandType = CommandType.Text;
command.CommandText = "SELECT * FROM curOutput";
#if DEBUG
var dt = new DataTable();
var da = new VfpDataAdapter(command);
da.Fill(dt);
#endif
using (var reader = command.ExecuteReader()) {
while (reader.Read())
{
var tableName = reader.GetString(0);
var fieldName = reader.GetString(1);
var isAutoInc = !string.IsNullOrEmpty(fieldName);
var indexName = reader.GetString(2);
var rows = schema.AsEnumerable().Where(x => x.Field <string>(Index.TableName) == tableName);
if (string.IsNullOrEmpty(fieldName))
{
rows = rows.Where(x => x.Field <string>(Index.IndexName).ToUpper() == indexName);
}
else
{
rows = rows.Where(x => x.Field <string>(Index.FieldName).ToUpper() == fieldName);
}
rows.ToList().ForEach(row => {
row[Index.AutoInc] = isAutoInc;
row[Index.Candidate] = !isAutoInc;
});
}
}
command.CommandText = "USE";
command.ExecuteNonQuery();
}
}
private static DataTable GetProps(VfpConnection connection, DataTable schema)
{
var tableNames = schema.AsEnumerable().Select(x => x.Field <string>("TABLE_NAME")).Distinct();
var inserts = string.Join(Environment.NewLine, tableNames.Select(x => string.Format("INSERT INTO curViews VALUES('{0}')", x)).ToArray());
var vfpCode = string.Format(Resources.ViewProps, inserts);
connection.ExecuteScript(vfpCode);
using (var command = connection.CreateCommand()) {
command.CommandType = CommandType.Text;
command.CommandText = "SELECT * FROM curOutput";
var props = new DataTable();
var adapter = new VfpDataAdapter(command);
adapter.Fill(props);
return(props);
}
}