gitea/vendor/xorm.io/xorm/internal/statements/pk.go
Lunny Xiao c61b902538
Upgrade xorm to v1.0.0 (#10646)
* Upgrade xorm to v1.0.0

* small nit

* Fix tests

* Update xorm

* Update xorm

* fix go.sum

* fix test

* Fix bug when dump

* Fix bug

* update xorm to latest

* Fix migration test

* update xorm to latest

* Fix import order

* Use xorm tag
2020-03-22 11:12:55 -04:00

80 lines
2.4 KiB
Go

// 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 statements
import (
"fmt"
"reflect"
"xorm.io/builder"
"xorm.io/xorm/schemas"
)
var (
ptrPkType = reflect.TypeOf(&schemas.PK{})
pkType = reflect.TypeOf(schemas.PK{})
stringType = reflect.TypeOf("")
intType = reflect.TypeOf(int64(0))
uintType = reflect.TypeOf(uint64(0))
)
// ID generate "where id = ? " statement or for composite key "where key1 = ? and key2 = ?"
func (statement *Statement) ID(id interface{}) *Statement {
switch t := id.(type) {
case *schemas.PK:
statement.idParam = *t
case schemas.PK:
statement.idParam = t
case string, int, int8, int16, int32, int64, uint, uint8, uint16, uint32, uint64:
statement.idParam = schemas.PK{id}
default:
idValue := reflect.ValueOf(id)
idType := idValue.Type()
switch idType.Kind() {
case reflect.String:
statement.idParam = schemas.PK{idValue.Convert(stringType).Interface()}
case reflect.Int, reflect.Int8, reflect.Int16, reflect.Int32, reflect.Int64:
statement.idParam = schemas.PK{idValue.Convert(intType).Interface()}
case reflect.Uint, reflect.Uint8, reflect.Uint16, reflect.Uint32, reflect.Uint64:
statement.idParam = schemas.PK{idValue.Convert(uintType).Interface()}
case reflect.Slice:
if idType.ConvertibleTo(pkType) {
statement.idParam = idValue.Convert(pkType).Interface().(schemas.PK)
}
case reflect.Ptr:
if idType.ConvertibleTo(ptrPkType) {
statement.idParam = idValue.Convert(ptrPkType).Elem().Interface().(schemas.PK)
}
}
}
if statement.idParam == nil {
statement.LastError = fmt.Errorf("ID param %#v is not supported", id)
}
return statement
}
func (statement *Statement) ProcessIDParam() error {
if statement.idParam == nil || statement.RefTable == nil {
return nil
}
if len(statement.RefTable.PrimaryKeys) != len(statement.idParam) {
fmt.Println("=====", statement.RefTable.PrimaryKeys, statement.idParam)
return fmt.Errorf("ID condition is error, expect %d primarykeys, there are %d",
len(statement.RefTable.PrimaryKeys),
len(statement.idParam),
)
}
for i, col := range statement.RefTable.PKColumns() {
var colName = statement.colName(col, statement.TableName())
statement.cond = statement.cond.And(builder.Eq{colName: statement.idParam[i]})
}
return nil
}