/
callback.go
90 lines (78 loc) · 2 KB
/
callback.go
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package repository
import (
"context"
"github.com/jinzhu/gorm"
"strings"
"time"
)
type execScope struct {
model interface{}
scope *gorm.Scope
rep *Repository
}
func (es *execScope) beforeRepoCreateCallback(ctx context.Context, data Model) (err error) {
if err = es.handleAutoTimeTag("AUTOCREATETIME"); err != nil {
return err
}
if i0, ok := data.(interface {
BeforeRepoCreate(ctx context.Context) error
}); ok {
err = i0.BeforeRepoCreate(ctx)
}
return
}
func (es *execScope) afterRepoCreateCallback(ctx context.Context, data Model) (err error) {
if i0, ok := data.(interface {
AfterRepoCreate(ctx context.Context) error
}); ok {
err = i0.AfterRepoCreate(ctx)
}
return
}
func (es *execScope) beforeRepoUpdateCallback(ctx context.Context, data interface{}) (err error) {
if err = es.handleAutoTimeTag("AUTOUPDATETIME"); err != nil {
return err
}
if i0, ok := data.(interface {
BeforeRepoUpdate(ctx context.Context) error
}); ok {
err = i0.BeforeRepoUpdate(ctx)
}
return
}
func (es *execScope) afterRepoUpdateCallback(ctx context.Context, data Model) (err error) {
if i0, ok := data.(interface {
AfterRepoUpdate(ctx context.Context) error
}); ok {
err = i0.AfterRepoUpdate(ctx)
}
return
}
func (es *execScope) handleAutoTimeTag(tag string) (err error) {
for _, f := range es.scope.Fields() {
if v, ok := f.TagSettingsGet(tag); ok {
switch strings.ToLower(v) {
case "milli":
if err = f.Set(time.Now().UnixNano() / 1e6); err != nil {
return err
}
case "nano":
if err = f.Set(time.Now().UnixNano()); err != nil {
return err
}
default:
if err = f.Set(time.Now().Unix()); err != nil {
return err
}
}
}
}
return
}
// Model 实现此接口, DeleteById 将会通过 Updates 执行, 需要update 哪些字段, 请在 BeforeSoftDelete 中实现
type SoftDeleteHook interface {
// 在 Delete, DeleteById 中生效
BeforeSoftDelete(ctx context.Context) error
// 仅在 DeleteById 时调用
AfterSoftDelete(ctx context.Context) error
}