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brick_common.go
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brick_common.go
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/*
* Copyright 2018. bigpigeon. All rights reserved.
* Use of this source code is governed by a MIT style
* license that can be found in the LICENSE file.
*/
package toyorm
type BrickCommon struct {
Model *Model
BelongToPreload map[string]*BelongToPreload
OneToOnePreload map[string]*OneToOnePreload
OneToManyPreload map[string]*OneToManyPreload
ManyToManyPreload map[string]*ManyToManyPreload
// use by find/scan/insert/update/replace/where ,if FieldsSelector[Mode] is set,then ignoreModeSelector will failure
// FieldsSelector[ModeDefault] can work on all Mode when they specified Mode not set
FieldsSelector [ModeEnd][]Field
// use by insert/update/replace/where when source value is struct
// ignoreMode IgnoreMode
ignoreModeSelector [ModeEnd]IgnoreMode
}
func (t *BrickCommon) CopyBelongToPreload() map[string]*BelongToPreload {
preloadMap := map[string]*BelongToPreload{}
for k, v := range t.BelongToPreload {
preloadMap[k] = v
}
return preloadMap
}
func (t *BrickCommon) CopyOneToOnePreload() map[string]*OneToOnePreload {
preloadMap := map[string]*OneToOnePreload{}
for k, v := range t.OneToOnePreload {
preloadMap[k] = v
}
return preloadMap
}
func (t *BrickCommon) CopyOneToManyPreload() map[string]*OneToManyPreload {
preloadMap := map[string]*OneToManyPreload{}
for k, v := range t.OneToManyPreload {
preloadMap[k] = v
}
return preloadMap
}
func (t *BrickCommon) CopyManyToManyPreload() map[string]*ManyToManyPreload {
preloadMap := map[string]*ManyToManyPreload{}
for k, v := range t.ManyToManyPreload {
preloadMap[k] = v
}
return preloadMap
}
func (t *BrickCommon) getScanFields(records ModelRecordFieldTypes) []Field {
var fields []Field
if len(t.FieldsSelector[ModeScan]) > 0 {
fields = t.FieldsSelector[ModeScan]
} else if len(t.FieldsSelector[ModeDefault]) > 0 {
fields = t.FieldsSelector[ModeDefault]
} else {
fields = t.Model.GetSqlFields()
}
return getFieldsWithRecords(fields, records)
}
// use for order by
func (t *BrickCommon) ToDesc(v interface{}) Field {
field := t.Model.fieldSelect(v)
return &aliasField{field, field.Column() + " DESC"}
}