/
base_model.go
51 lines (43 loc) · 1.56 KB
/
base_model.go
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
/*
Copyright © 2020 Marvin
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
package meta
import (
"gorm.io/gorm"
"time"
)
// BaseModel returns model struct base fields
type BaseModel struct {
Comment string `gorm:"type:varchar(300);comment:comment content" json:"comment"`
CreatedAt time.Time `gorm:"type:datetime(3) default current_timestamp(3);comment:'创建时间'" json:"createdAt"`
UpdatedAt time.Time `gorm:"type:datetime(3) default current_timestamp(3) on update current_timestamp(3);comment:'更新时间'" json:"updatedAt"`
*Meta `gorm:"-" json:"-"`
}
func (v *BaseModel) BeforeCreate(db *gorm.DB) (err error) {
db.Statement.SetColumn("CreatedAt", getCurrentTime())
db.Statement.SetColumn("UpdatedAt", getCurrentTime())
return nil
}
func (v *BaseModel) BeforeUpdate(db *gorm.DB) (err error) {
db.Statement.SetColumn("UpdatedAt", getCurrentTime())
return nil
}
func getCurrentTime() time.Time {
return time.Date(time.Now().Year(),
time.Now().Month(),
time.Now().Day(),
time.Now().Hour(),
time.Now().Minute(),
time.Now().Second(),
time.Now().Nanosecond(),
time.Local)
}