mirror of
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825 lines
20 KiB
Go
825 lines
20 KiB
Go
// Copyright 2016 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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"errors"
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"fmt"
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"reflect"
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"sort"
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"strconv"
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"strings"
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"xorm.io/builder"
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"xorm.io/core"
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)
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// ErrNoElementsOnSlice represents an error there is no element when insert
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var ErrNoElementsOnSlice = errors.New("no element on slice when insert")
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// Insert insert one or more beans
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func (session *Session) Insert(beans ...any) (int64, error) {
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var affected int64
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var err error
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if session.isAutoClose {
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defer session.Close()
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}
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session.autoResetStatement = false
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defer func() {
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session.autoResetStatement = true
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session.resetStatement()
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}()
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for _, bean := range beans {
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switch bean := bean.(type) {
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case map[string]any:
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cnt, err := session.insertMapInterface(bean)
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if err != nil {
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return affected, err
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}
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affected += cnt
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case []map[string]any:
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for i := 0; i < len(bean); i++ {
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cnt, err := session.insertMapInterface(bean[i])
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if err != nil {
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return affected, err
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}
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affected += cnt
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}
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case map[string]string:
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cnt, err := session.insertMapString(bean)
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if err != nil {
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return affected, err
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}
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affected += cnt
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case []map[string]string:
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for i := 0; i < len(bean); i++ {
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cnt, err := session.insertMapString(bean[i])
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if err != nil {
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return affected, err
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}
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affected += cnt
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}
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default:
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sliceValue := reflect.Indirect(reflect.ValueOf(bean))
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if sliceValue.Kind() == reflect.Slice {
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size := sliceValue.Len()
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if size <= 0 {
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return 0, ErrNoElementsOnSlice
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}
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if session.engine.SupportInsertMany() {
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cnt, err := session.innerInsertMulti(bean)
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if err != nil {
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return affected, err
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}
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affected += cnt
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} else {
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for i := 0; i < size; i++ {
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cnt, err := session.innerInsert(sliceValue.Index(i).Interface())
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if err != nil {
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return affected, err
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}
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affected += cnt
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}
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}
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} else {
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cnt, err := session.innerInsert(bean)
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if err != nil {
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return affected, err
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}
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affected += cnt
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}
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}
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}
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return affected, err
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}
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func (session *Session) innerInsertMulti(rowsSlicePtr any) (int64, error) {
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sliceValue := reflect.Indirect(reflect.ValueOf(rowsSlicePtr))
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if sliceValue.Kind() != reflect.Slice {
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return 0, errors.New("needs a pointer to a slice")
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}
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if sliceValue.Len() <= 0 {
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return 0, errors.New("could not insert a empty slice")
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}
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if err := session.statement.setRefBean(sliceValue.Index(0).Interface()); err != nil {
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return 0, err
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}
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tableName := session.statement.TableName()
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if len(tableName) <= 0 {
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return 0, ErrTableNotFound
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}
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table := session.statement.RefTable
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size := sliceValue.Len()
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var colNames []string
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var colMultiPlaces []string
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var args []any
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var cols []*core.Column
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for i := 0; i < size; i++ {
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v := sliceValue.Index(i)
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vv := reflect.Indirect(v)
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elemValue := v.Interface()
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var colPlaces []string
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// handle BeforeInsertProcessor
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// !nashtsai! does user expect it's same slice to passed closure when using Before()/After() when insert multi??
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for _, closure := range session.beforeClosures {
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closure(elemValue)
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}
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if processor, ok := any(elemValue).(BeforeInsertProcessor); ok {
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processor.BeforeInsert()
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}
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if i == 0 {
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for _, col := range table.Columns() {
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ptrFieldValue, err := col.ValueOfV(&vv)
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if err != nil {
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return 0, err
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}
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fieldValue := *ptrFieldValue
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if col.IsAutoIncrement && isZero(fieldValue.Interface()) {
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continue
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}
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if col.MapType == core.ONLYFROMDB {
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continue
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}
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if col.IsDeleted {
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continue
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}
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if session.statement.omitColumnMap.contain(col.Name) {
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continue
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}
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if len(session.statement.columnMap) > 0 && !session.statement.columnMap.contain(col.Name) {
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continue
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}
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if (col.IsCreated || col.IsUpdated) && session.statement.UseAutoTime {
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val, t := session.engine.nowTime(col)
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args = append(args, val)
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var colName = col.Name
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session.afterClosures = append(session.afterClosures, func(bean any) {
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col := table.GetColumn(colName)
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setColumnTime(bean, col, t)
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})
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} else if col.IsVersion && session.statement.checkVersion {
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args = append(args, 1)
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var colName = col.Name
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session.afterClosures = append(session.afterClosures, func(bean any) {
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col := table.GetColumn(colName)
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setColumnInt(bean, col, 1)
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})
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} else {
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arg, err := session.value2Interface(col, fieldValue)
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if err != nil {
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return 0, err
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}
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args = append(args, arg)
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}
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colNames = append(colNames, col.Name)
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cols = append(cols, col)
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colPlaces = append(colPlaces, "?")
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}
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} else {
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for _, col := range cols {
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ptrFieldValue, err := col.ValueOfV(&vv)
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if err != nil {
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return 0, err
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}
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fieldValue := *ptrFieldValue
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if col.IsAutoIncrement && isZero(fieldValue.Interface()) {
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continue
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}
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if col.MapType == core.ONLYFROMDB {
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continue
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}
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if col.IsDeleted {
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continue
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}
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if session.statement.omitColumnMap.contain(col.Name) {
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continue
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}
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if len(session.statement.columnMap) > 0 && !session.statement.columnMap.contain(col.Name) {
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continue
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}
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if (col.IsCreated || col.IsUpdated) && session.statement.UseAutoTime {
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val, t := session.engine.nowTime(col)
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args = append(args, val)
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var colName = col.Name
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session.afterClosures = append(session.afterClosures, func(bean any) {
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col := table.GetColumn(colName)
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setColumnTime(bean, col, t)
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})
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} else if col.IsVersion && session.statement.checkVersion {
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args = append(args, 1)
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var colName = col.Name
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session.afterClosures = append(session.afterClosures, func(bean any) {
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col := table.GetColumn(colName)
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setColumnInt(bean, col, 1)
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})
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} else {
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arg, err := session.value2Interface(col, fieldValue)
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if err != nil {
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return 0, err
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}
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args = append(args, arg)
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}
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colPlaces = append(colPlaces, "?")
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}
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}
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colMultiPlaces = append(colMultiPlaces, strings.Join(colPlaces, ", "))
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}
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cleanupProcessorsClosures(&session.beforeClosures)
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var sql string
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if session.engine.dialect.DBType() == core.ORACLE {
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temp := fmt.Sprintf(") INTO %s (%v) VALUES (",
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session.engine.Quote(tableName),
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quoteColumns(colNames, session.engine.Quote, ","))
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sql = fmt.Sprintf("INSERT ALL INTO %s (%v) VALUES (%v) SELECT 1 FROM DUAL",
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session.engine.Quote(tableName),
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quoteColumns(colNames, session.engine.Quote, ","),
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strings.Join(colMultiPlaces, temp))
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} else {
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sql = fmt.Sprintf("INSERT INTO %s (%v) VALUES (%v)",
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session.engine.Quote(tableName),
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quoteColumns(colNames, session.engine.Quote, ","),
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strings.Join(colMultiPlaces, "),("))
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}
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res, err := session.exec(sql, args...)
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if err != nil {
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return 0, err
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}
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lenAfterClosures := len(session.afterClosures)
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for i := 0; i < size; i++ {
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elemValue := reflect.Indirect(sliceValue.Index(i)).Addr().Interface()
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// handle AfterInsertProcessor
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if session.isAutoCommit {
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// !nashtsai! does user expect it's same slice to passed closure when using Before()/After() when insert multi??
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for _, closure := range session.afterClosures {
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closure(elemValue)
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}
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if processor, ok := any(elemValue).(AfterInsertProcessor); ok {
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processor.AfterInsert()
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}
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} else {
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if lenAfterClosures > 0 {
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if value, has := session.afterInsertBeans[elemValue]; has && value != nil {
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*value = append(*value, session.afterClosures...)
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} else {
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afterClosures := make([]func(any), lenAfterClosures)
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copy(afterClosures, session.afterClosures)
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session.afterInsertBeans[elemValue] = &afterClosures
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}
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} else {
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if _, ok := any(elemValue).(AfterInsertProcessor); ok {
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session.afterInsertBeans[elemValue] = nil
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}
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}
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}
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}
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cleanupProcessorsClosures(&session.afterClosures)
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return res.RowsAffected()
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}
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// InsertMulti insert multiple records
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func (session *Session) InsertMulti(rowsSlicePtr any) (int64, error) {
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if session.isAutoClose {
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defer session.Close()
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}
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sliceValue := reflect.Indirect(reflect.ValueOf(rowsSlicePtr))
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if sliceValue.Kind() != reflect.Slice {
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return 0, ErrParamsType
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}
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if sliceValue.Len() <= 0 {
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return 0, nil
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}
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return session.innerInsertMulti(rowsSlicePtr)
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}
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func (session *Session) innerInsert(bean any) (int64, error) {
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if err := session.statement.setRefBean(bean); err != nil {
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return 0, err
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}
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if len(session.statement.TableName()) <= 0 {
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return 0, ErrTableNotFound
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}
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table := session.statement.RefTable
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// handle BeforeInsertProcessor
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for _, closure := range session.beforeClosures {
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closure(bean)
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}
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cleanupProcessorsClosures(&session.beforeClosures) // cleanup after used
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if processor, ok := any(bean).(BeforeInsertProcessor); ok {
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processor.BeforeInsert()
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}
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colNames, args, err := session.genInsertColumns(bean)
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if err != nil {
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return 0, err
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}
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exprs := session.statement.exprColumns
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colPlaces := strings.Repeat("?, ", len(colNames))
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if exprs.Len() <= 0 && len(colPlaces) > 0 {
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colPlaces = colPlaces[0 : len(colPlaces)-2]
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}
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var tableName = session.statement.TableName()
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var output string
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var buf = builder.NewWriter()
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if _, err := buf.WriteString(fmt.Sprintf("INSERT INTO %s", session.engine.Quote(tableName))); err != nil {
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return 0, err
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}
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if len(colPlaces) <= 0 {
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if session.engine.dialect.DBType() == core.MYSQL {
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if _, err := buf.WriteString(" VALUES ()"); err != nil {
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return 0, err
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}
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} else {
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if _, err := buf.WriteString(fmt.Sprintf("%s DEFAULT VALUES", output)); err != nil {
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return 0, err
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}
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}
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} else {
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if _, err := buf.WriteString(" ("); err != nil {
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return 0, err
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}
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if err := writeStrings(buf, append(colNames, exprs.colNames...), "`", "`"); err != nil {
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return 0, err
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}
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if session.statement.cond.IsValid() {
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if _, err := buf.WriteString(fmt.Sprintf(")%s SELECT ", output)); err != nil {
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return 0, err
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}
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if err := session.statement.writeArgs(buf, args); err != nil {
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return 0, err
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}
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if len(exprs.args) > 0 {
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if _, err := buf.WriteString(","); err != nil {
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return 0, err
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}
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}
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if err := exprs.writeArgs(buf); err != nil {
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return 0, err
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}
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if _, err := buf.WriteString(fmt.Sprintf(" FROM %v WHERE ", session.engine.Quote(tableName))); err != nil {
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return 0, err
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}
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if err := session.statement.cond.WriteTo(buf); err != nil {
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return 0, err
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}
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} else {
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buf.Append(args...)
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if _, err := buf.WriteString(fmt.Sprintf(")%s VALUES (%v",
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output,
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colPlaces)); err != nil {
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return 0, err
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}
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if err := exprs.writeArgs(buf); err != nil {
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return 0, err
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}
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if _, err := buf.WriteString(")"); err != nil {
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return 0, err
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}
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}
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}
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if len(table.AutoIncrement) > 0 && session.engine.dialect.DBType() == core.POSTGRES {
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if _, err := buf.WriteString(" RETURNING " + session.engine.Quote(table.AutoIncrement)); err != nil {
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return 0, err
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}
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}
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sqlStr := buf.String()
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args = buf.Args()
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handleAfterInsertProcessorFunc := func(bean any) {
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if session.isAutoCommit {
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for _, closure := range session.afterClosures {
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closure(bean)
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}
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if processor, ok := any(bean).(AfterInsertProcessor); ok {
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processor.AfterInsert()
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}
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} else {
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lenAfterClosures := len(session.afterClosures)
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if lenAfterClosures > 0 {
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if value, has := session.afterInsertBeans[bean]; has && value != nil {
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*value = append(*value, session.afterClosures...)
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} else {
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afterClosures := make([]func(any), lenAfterClosures)
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copy(afterClosures, session.afterClosures)
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session.afterInsertBeans[bean] = &afterClosures
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}
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} else {
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if _, ok := any(bean).(AfterInsertProcessor); ok {
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session.afterInsertBeans[bean] = nil
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}
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}
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}
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cleanupProcessorsClosures(&session.afterClosures) // cleanup after used
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}
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// for postgres, many of them didn't implement lastInsertId, so we should
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// implemented it ourself.
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if session.engine.dialect.DBType() == core.ORACLE && len(table.AutoIncrement) > 0 {
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res, err := session.queryBytes("select seq_atable.currval from dual", args...)
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if err != nil {
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return 0, err
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}
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defer handleAfterInsertProcessorFunc(bean)
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if table.Version != "" && session.statement.checkVersion {
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verValue, err := table.VersionColumn().ValueOf(bean)
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if err != nil {
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session.engine.logger.Error(err)
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} else if verValue.IsValid() && verValue.CanSet() {
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session.incrVersionFieldValue(verValue)
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}
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}
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if len(res) < 1 {
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return 0, errors.New("insert no error but not returned id")
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}
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idByte := res[0][table.AutoIncrement]
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id, err := strconv.ParseInt(string(idByte), 10, 64)
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if err != nil || id <= 0 {
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return 1, err
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}
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aiValue, err := table.AutoIncrColumn().ValueOf(bean)
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if err != nil {
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session.engine.logger.Error(err)
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}
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if aiValue == nil || !aiValue.IsValid() || !aiValue.CanSet() {
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return 1, nil
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}
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aiValue.Set(int64ToIntValue(id, aiValue.Type()))
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return 1, nil
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} else if len(table.AutoIncrement) > 0 && (session.engine.dialect.DBType() == core.POSTGRES) {
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res, err := session.queryBytes(sqlStr, args...)
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if err != nil {
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return 0, err
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}
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defer handleAfterInsertProcessorFunc(bean)
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if table.Version != "" && session.statement.checkVersion {
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verValue, err := table.VersionColumn().ValueOf(bean)
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if err != nil {
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session.engine.logger.Error(err)
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} else if verValue.IsValid() && verValue.CanSet() {
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session.incrVersionFieldValue(verValue)
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}
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}
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if len(res) < 1 {
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return 0, errors.New("insert successfully but not returned id")
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}
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idByte := res[0][table.AutoIncrement]
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id, err := strconv.ParseInt(string(idByte), 10, 64)
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if err != nil || id <= 0 {
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return 1, err
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}
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aiValue, err := table.AutoIncrColumn().ValueOf(bean)
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if err != nil {
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session.engine.logger.Error(err)
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}
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if aiValue == nil || !aiValue.IsValid() || !aiValue.CanSet() {
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return 1, nil
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}
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aiValue.Set(int64ToIntValue(id, aiValue.Type()))
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return 1, nil
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} else {
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res, err := session.exec(sqlStr, args...)
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if err != nil {
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return 0, err
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}
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defer handleAfterInsertProcessorFunc(bean)
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if table.Version != "" && session.statement.checkVersion {
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verValue, err := table.VersionColumn().ValueOf(bean)
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if err != nil {
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session.engine.logger.Error(err)
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} else if verValue.IsValid() && verValue.CanSet() {
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session.incrVersionFieldValue(verValue)
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}
|
|
}
|
|
|
|
if table.AutoIncrement == "" {
|
|
return res.RowsAffected()
|
|
}
|
|
|
|
var id int64
|
|
id, err = res.LastInsertId()
|
|
if err != nil || id <= 0 {
|
|
return res.RowsAffected()
|
|
}
|
|
|
|
aiValue, err := table.AutoIncrColumn().ValueOf(bean)
|
|
if err != nil {
|
|
session.engine.logger.Error(err)
|
|
}
|
|
|
|
if aiValue == nil || !aiValue.IsValid() || !aiValue.CanSet() {
|
|
return res.RowsAffected()
|
|
}
|
|
|
|
aiValue.Set(int64ToIntValue(id, aiValue.Type()))
|
|
|
|
return res.RowsAffected()
|
|
}
|
|
}
|
|
|
|
// InsertOne insert only one struct into database as a record.
|
|
// The in parameter bean must a struct or a point to struct. The return
|
|
// parameter is inserted and error
|
|
func (session *Session) InsertOne(bean any) (int64, error) {
|
|
if session.isAutoClose {
|
|
defer session.Close()
|
|
}
|
|
|
|
return session.innerInsert(bean)
|
|
}
|
|
|
|
// genInsertColumns generates insert needed columns
|
|
func (session *Session) genInsertColumns(bean any) ([]string, []any, error) {
|
|
table := session.statement.RefTable
|
|
colNames := make([]string, 0, len(table.ColumnsSeq()))
|
|
args := make([]any, 0, len(table.ColumnsSeq()))
|
|
|
|
for _, col := range table.Columns() {
|
|
if col.MapType == core.ONLYFROMDB {
|
|
continue
|
|
}
|
|
|
|
if col.IsDeleted {
|
|
continue
|
|
}
|
|
|
|
if session.statement.omitColumnMap.contain(col.Name) {
|
|
continue
|
|
}
|
|
|
|
if len(session.statement.columnMap) > 0 && !session.statement.columnMap.contain(col.Name) {
|
|
continue
|
|
}
|
|
|
|
if session.statement.incrColumns.isColExist(col.Name) {
|
|
continue
|
|
} else if session.statement.decrColumns.isColExist(col.Name) {
|
|
continue
|
|
} else if session.statement.exprColumns.isColExist(col.Name) {
|
|
continue
|
|
}
|
|
|
|
fieldValuePtr, err := col.ValueOf(bean)
|
|
if err != nil {
|
|
return nil, nil, err
|
|
}
|
|
fieldValue := *fieldValuePtr
|
|
|
|
if col.IsAutoIncrement {
|
|
switch fieldValue.Type().Kind() {
|
|
case reflect.Int8, reflect.Int16, reflect.Int32, reflect.Int, reflect.Int64:
|
|
if fieldValue.Int() == 0 {
|
|
continue
|
|
}
|
|
case reflect.Uint8, reflect.Uint16, reflect.Uint32, reflect.Uint, reflect.Uint64:
|
|
if fieldValue.Uint() == 0 {
|
|
continue
|
|
}
|
|
case reflect.String:
|
|
if len(fieldValue.String()) == 0 {
|
|
continue
|
|
}
|
|
case reflect.Ptr:
|
|
if fieldValue.Pointer() == 0 {
|
|
continue
|
|
}
|
|
}
|
|
}
|
|
|
|
// !evalphobia! set fieldValue as nil when column is nullable and zero-value
|
|
if _, ok := getFlagForColumn(session.statement.nullableMap, col); ok {
|
|
if col.Nullable && isZeroValue(fieldValue) {
|
|
var nilValue *int
|
|
fieldValue = reflect.ValueOf(nilValue)
|
|
}
|
|
}
|
|
|
|
if (col.IsCreated || col.IsUpdated) && session.statement.UseAutoTime /*&& isZero(fieldValue.Interface())*/ {
|
|
// if time is non-empty, then set to auto time
|
|
val, t := session.engine.nowTime(col)
|
|
args = append(args, val)
|
|
|
|
var colName = col.Name
|
|
session.afterClosures = append(session.afterClosures, func(bean any) {
|
|
col := table.GetColumn(colName)
|
|
setColumnTime(bean, col, t)
|
|
})
|
|
} else if col.IsVersion && session.statement.checkVersion {
|
|
args = append(args, 1)
|
|
} else {
|
|
arg, err := session.value2Interface(col, fieldValue)
|
|
if err != nil {
|
|
return colNames, args, err
|
|
}
|
|
args = append(args, arg)
|
|
}
|
|
|
|
colNames = append(colNames, col.Name)
|
|
}
|
|
return colNames, args, nil
|
|
}
|
|
|
|
func (session *Session) insertMapInterface(m map[string]any) (int64, error) {
|
|
if len(m) == 0 {
|
|
return 0, ErrParamsType
|
|
}
|
|
|
|
tableName := session.statement.TableName()
|
|
if len(tableName) <= 0 {
|
|
return 0, ErrTableNotFound
|
|
}
|
|
|
|
var columns = make([]string, 0, len(m))
|
|
exprs := session.statement.exprColumns
|
|
for k := range m {
|
|
if !exprs.isColExist(k) {
|
|
columns = append(columns, k)
|
|
}
|
|
}
|
|
sort.Strings(columns)
|
|
|
|
var args = make([]any, 0, len(m))
|
|
for _, colName := range columns {
|
|
args = append(args, m[colName])
|
|
}
|
|
|
|
return session.insertMap(columns, args)
|
|
}
|
|
|
|
func (session *Session) insertMapString(m map[string]string) (int64, error) {
|
|
if len(m) == 0 {
|
|
return 0, ErrParamsType
|
|
}
|
|
|
|
tableName := session.statement.TableName()
|
|
if len(tableName) <= 0 {
|
|
return 0, ErrTableNotFound
|
|
}
|
|
|
|
var columns = make([]string, 0, len(m))
|
|
exprs := session.statement.exprColumns
|
|
for k := range m {
|
|
if !exprs.isColExist(k) {
|
|
columns = append(columns, k)
|
|
}
|
|
}
|
|
|
|
sort.Strings(columns)
|
|
|
|
var args = make([]any, 0, len(m))
|
|
for _, colName := range columns {
|
|
args = append(args, m[colName])
|
|
}
|
|
|
|
return session.insertMap(columns, args)
|
|
}
|
|
|
|
func (session *Session) insertMap(columns []string, args []any) (int64, error) {
|
|
tableName := session.statement.TableName()
|
|
if len(tableName) <= 0 {
|
|
return 0, ErrTableNotFound
|
|
}
|
|
|
|
exprs := session.statement.exprColumns
|
|
w := builder.NewWriter()
|
|
// if insert where
|
|
if session.statement.cond.IsValid() {
|
|
if _, err := w.WriteString(fmt.Sprintf("INSERT INTO %s (", session.engine.Quote(tableName))); err != nil {
|
|
return 0, err
|
|
}
|
|
|
|
if err := writeStrings(w, append(columns, exprs.colNames...), "`", "`"); err != nil {
|
|
return 0, err
|
|
}
|
|
|
|
if _, err := w.WriteString(") SELECT "); err != nil {
|
|
return 0, err
|
|
}
|
|
|
|
if err := session.statement.writeArgs(w, args); err != nil {
|
|
return 0, err
|
|
}
|
|
|
|
if len(exprs.args) > 0 {
|
|
if _, err := w.WriteString(","); err != nil {
|
|
return 0, err
|
|
}
|
|
if err := exprs.writeArgs(w); err != nil {
|
|
return 0, err
|
|
}
|
|
}
|
|
|
|
if _, err := w.WriteString(fmt.Sprintf(" FROM %s WHERE ", session.engine.Quote(tableName))); err != nil {
|
|
return 0, err
|
|
}
|
|
|
|
if err := session.statement.cond.WriteTo(w); err != nil {
|
|
return 0, err
|
|
}
|
|
} else {
|
|
qm := strings.Repeat("?,", len(columns))
|
|
qm = qm[:len(qm)-1]
|
|
|
|
if _, err := w.WriteString(fmt.Sprintf("INSERT INTO %s (", session.engine.Quote(tableName))); err != nil {
|
|
return 0, err
|
|
}
|
|
|
|
if err := writeStrings(w, append(columns, exprs.colNames...), "`", "`"); err != nil {
|
|
return 0, err
|
|
}
|
|
if _, err := w.WriteString(fmt.Sprintf(") VALUES (%s", qm)); err != nil {
|
|
return 0, err
|
|
}
|
|
|
|
w.Append(args...)
|
|
if len(exprs.args) > 0 {
|
|
if _, err := w.WriteString(","); err != nil {
|
|
return 0, err
|
|
}
|
|
if err := exprs.writeArgs(w); err != nil {
|
|
return 0, err
|
|
}
|
|
}
|
|
if _, err := w.WriteString(")"); err != nil {
|
|
return 0, err
|
|
}
|
|
}
|
|
|
|
sql := w.String()
|
|
args = w.Args()
|
|
|
|
res, err := session.exec(sql, args...)
|
|
if err != nil {
|
|
return 0, err
|
|
}
|
|
affected, err := res.RowsAffected()
|
|
if err != nil {
|
|
return 0, err
|
|
}
|
|
return affected, nil
|
|
}
|