1
0
mirror of https://github.com/go-gitea/gitea.git synced 2024-12-04 14:46:57 -05:00
gitea/vendor/github.com/go-xorm/xorm/session_stats.go
Lunny Xiao 005900baea Use created & updated instead BeforeInsert & BeforeUpdate (#2482)
* use created & updated instead BeforeInsert & BeforeUpdate

* fix vendor checksum

* only show generated SQL when development mode

* remove extra update column updated_unix

* remove trace config
2017-09-13 08:18:22 +03:00

99 lines
2.7 KiB
Go

// Copyright 2016 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
import (
"database/sql"
"errors"
"reflect"
)
// Count counts the records. bean's non-empty fields
// are conditions.
func (session *Session) Count(bean ...interface{}) (int64, error) {
if session.isAutoClose {
defer session.Close()
}
var sqlStr string
var args []interface{}
var err error
if session.statement.RawSQL == "" {
sqlStr, args, err = session.statement.genCountSQL(bean...)
if err != nil {
return 0, err
}
} else {
sqlStr = session.statement.RawSQL
args = session.statement.RawParams
}
var total int64
err = session.queryRow(sqlStr, args...).Scan(&total)
if err == sql.ErrNoRows || err == nil {
return total, nil
}
return 0, err
}
// sum call sum some column. bean's non-empty fields are conditions.
func (session *Session) sum(res interface{}, bean interface{}, columnNames ...string) error {
if session.isAutoClose {
defer session.Close()
}
v := reflect.ValueOf(res)
if v.Kind() != reflect.Ptr {
return errors.New("need a pointer to a variable")
}
var isSlice = v.Elem().Kind() == reflect.Slice
var sqlStr string
var args []interface{}
var err error
if len(session.statement.RawSQL) == 0 {
sqlStr, args, err = session.statement.genSumSQL(bean, columnNames...)
if err != nil {
return err
}
} else {
sqlStr = session.statement.RawSQL
args = session.statement.RawParams
}
if isSlice {
err = session.queryRow(sqlStr, args...).ScanSlice(res)
} else {
err = session.queryRow(sqlStr, args...).Scan(res)
}
if err == sql.ErrNoRows || err == nil {
return nil
}
return err
}
// Sum call sum some column. bean's non-empty fields are conditions.
func (session *Session) Sum(bean interface{}, columnName string) (res float64, err error) {
return res, session.sum(&res, bean, columnName)
}
// SumInt call sum some column. bean's non-empty fields are conditions.
func (session *Session) SumInt(bean interface{}, columnName string) (res int64, err error) {
return res, session.sum(&res, bean, columnName)
}
// Sums call sum some columns. bean's non-empty fields are conditions.
func (session *Session) Sums(bean interface{}, columnNames ...string) ([]float64, error) {
var res = make([]float64, len(columnNames), len(columnNames))
return res, session.sum(&res, bean, columnNames...)
}
// SumsInt sum specify columns and return as []int64 instead of []float64
func (session *Session) SumsInt(bean interface{}, columnNames ...string) ([]int64, error) {
var res = make([]int64, len(columnNames), len(columnNames))
return res, session.sum(&res, bean, columnNames...)
}