Simple and Powerful ORM for Go, support mysql,postgres,tidb,sqlite3,mssql,oracle
https://xorm.io
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143 lines
3.7 KiB
143 lines
3.7 KiB
// Copyright 2017 The Xorm Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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package xorm
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import (
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"reflect"
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"strings"
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"time"
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"xorm.io/xorm/schemas"
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)
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func setColumnInt(bean interface{}, col *schemas.Column, t int64) {
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v, err := col.ValueOf(bean)
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if err != nil {
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return
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}
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if v.CanSet() {
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switch v.Type().Kind() {
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case reflect.Int, reflect.Int64, reflect.Int32:
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v.SetInt(t)
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case reflect.Uint, reflect.Uint64, reflect.Uint32:
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v.SetUint(uint64(t))
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}
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}
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}
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func setColumnTime(bean interface{}, col *schemas.Column, t time.Time) {
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v, err := col.ValueOf(bean)
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if err != nil {
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return
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}
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if v.CanSet() {
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switch v.Type().Kind() {
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case reflect.Struct:
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v.Set(reflect.ValueOf(t).Convert(v.Type()))
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case reflect.Int, reflect.Int64, reflect.Int32:
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v.SetInt(t.Unix())
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case reflect.Uint, reflect.Uint64, reflect.Uint32:
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v.SetUint(uint64(t.Unix()))
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}
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}
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}
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func getFlagForColumn(m map[string]bool, col *schemas.Column) (val bool, has bool) {
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if len(m) == 0 {
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return false, false
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}
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n := len(col.Name)
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for mk := range m {
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if len(mk) != n {
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continue
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}
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if strings.EqualFold(mk, col.Name) {
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return m[mk], true
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}
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}
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return false, false
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}
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// Incr provides a query string like "count = count + 1"
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func (session *Session) Incr(column string, arg ...interface{}) *Session {
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session.statement.Incr(column, arg...)
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return session
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}
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// Decr provides a query string like "count = count - 1"
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func (session *Session) Decr(column string, arg ...interface{}) *Session {
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session.statement.Decr(column, arg...)
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return session
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}
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// SetExpr provides a query string like "column = {expression}"
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func (session *Session) SetExpr(column string, expression interface{}) *Session {
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session.statement.SetExpr(column, expression)
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return session
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}
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// Select provides some columns to special
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func (session *Session) Select(str string) *Session {
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session.statement.Select(str)
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return session
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}
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// Cols provides some columns to special
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func (session *Session) Cols(columns ...string) *Session {
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session.statement.Cols(columns...)
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return session
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}
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// AllCols ask all columns
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func (session *Session) AllCols() *Session {
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session.statement.AllCols()
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return session
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}
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// MustCols specify some columns must use even if they are empty
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func (session *Session) MustCols(columns ...string) *Session {
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session.statement.MustCols(columns...)
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return session
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}
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// UseBool automatically retrieve condition according struct, but
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// if struct has bool field, it will ignore them. So use UseBool
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// to tell system to do not ignore them.
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// If no parameters, it will use all the bool field of struct, or
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// it will use parameters's columns
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func (session *Session) UseBool(columns ...string) *Session {
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session.statement.UseBool(columns...)
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return session
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}
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// Distinct use for distinct columns. Caution: when you are using cache,
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// distinct will not be cached because cache system need id,
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// but distinct will not provide id
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func (session *Session) Distinct(columns ...string) *Session {
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session.statement.Distinct(columns...)
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return session
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}
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// Omit Only not use the parameters as select or update columns
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func (session *Session) Omit(columns ...string) *Session {
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session.statement.Omit(columns...)
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return session
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}
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// Nullable Set null when column is zero-value and nullable for update
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func (session *Session) Nullable(columns ...string) *Session {
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session.statement.Nullable(columns...)
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return session
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}
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// NoAutoTime means do not automatically give created field and updated field
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// the current time on the current session temporarily
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func (session *Session) NoAutoTime() *Session {
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session.statement.UseAutoTime = false
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return session
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}
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