// Copyright 2017 The Xorm Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

package xorm

// Query runs a raw sql and return records as []map[string][]byte
func (session *Session) Query(sqlOrArgs ...interface{}) ([]map[string][]byte, error) {
	if session.isAutoClose {
		defer session.Close()
	}

	sqlStr, args, err := session.statement.GenQuerySQL(sqlOrArgs...)
	if err != nil {
		return nil, err
	}

	rows, err := session.queryRows(sqlStr, args...)
	if err != nil {
		return nil, err
	}
	defer rows.Close()

	return session.engine.scanByteMaps(rows)
}

// QueryString runs a raw sql and return records as []map[string]string
func (session *Session) QueryString(sqlOrArgs ...interface{}) ([]map[string]string, error) {
	if session.isAutoClose {
		defer session.Close()
	}

	sqlStr, args, err := session.statement.GenQuerySQL(sqlOrArgs...)
	if err != nil {
		return nil, err
	}

	rows, err := session.queryRows(sqlStr, args...)
	if err != nil {
		return nil, err
	}
	defer rows.Close()

	return session.engine.ScanStringMaps(rows)
}

// QuerySliceString runs a raw sql and return records as [][]string
func (session *Session) QuerySliceString(sqlOrArgs ...interface{}) ([][]string, error) {
	if session.isAutoClose {
		defer session.Close()
	}

	sqlStr, args, err := session.statement.GenQuerySQL(sqlOrArgs...)
	if err != nil {
		return nil, err
	}

	rows, err := session.queryRows(sqlStr, args...)
	if err != nil {
		return nil, err
	}
	defer rows.Close()

	return session.engine.ScanStringSlices(rows)
}

// QueryInterface runs a raw sql and return records as []map[string]interface{}
func (session *Session) QueryInterface(sqlOrArgs ...interface{}) ([]map[string]interface{}, error) {
	if session.isAutoClose {
		defer session.Close()
	}

	sqlStr, args, err := session.statement.GenQuerySQL(sqlOrArgs...)
	if err != nil {
		return nil, err
	}

	rows, err := session.queryRows(sqlStr, args...)
	if err != nil {
		return nil, err
	}
	defer rows.Close()

	return session.engine.ScanInterfaceMaps(rows)
}