kra/internal/source/example/file_upload_download.go

67 lines
1.8 KiB
Go

package example
import (
"context"
"kra/internal/biz/system"
"kra/internal/data/model"
"github.com/pkg/errors"
"gorm.io/gorm"
)
const initOrderExaFile = system.InitOrderInternal + 1
type initExaFile struct{}
func NewInitExaFile() system.SubInitializer {
return &initExaFile{}
}
func (i *initExaFile) MigrateTable(ctx context.Context) (context.Context, error) {
db, ok := ctx.Value("db").(*gorm.DB)
if !ok {
return ctx, system.ErrMissingDBContext
}
return ctx, db.AutoMigrate(&model.ExaFileUploadAndDownload{})
}
func (i *initExaFile) TableCreated(ctx context.Context) bool {
db, ok := ctx.Value("db").(*gorm.DB)
if !ok {
return false
}
return db.Migrator().HasTable(&model.ExaFileUploadAndDownload{})
}
func (i *initExaFile) InitializerName() string {
return model.TableNameExaFileUploadAndDownload
}
func (i *initExaFile) InitializeData(ctx context.Context) (context.Context, error) {
db, ok := ctx.Value("db").(*gorm.DB)
if !ok {
return ctx, system.ErrMissingDBContext
}
entities := []model.ExaFileUploadAndDownload{
{Name: "10.png", URL: "https://qmplusimg.henrongyi.top/1576554439myAvatar.png", Tag: "png", Key: "158787308910.png"},
{Name: "logo.png", URL: "https://qmplusimg.henrongyi.top/1576554439myAvatar.png", Tag: "png", Key: "1587973709logo.png"},
}
if err := db.Create(&entities).Error; err != nil {
return ctx, errors.Wrap(err, model.TableNameExaFileUploadAndDownload+"表数据初始化失败!")
}
return ctx, nil
}
func (i *initExaFile) DataInserted(ctx context.Context) bool {
db, ok := ctx.Value("db").(*gorm.DB)
if !ok {
return false
}
var count int64
if err := db.Model(&model.ExaFileUploadAndDownload{}).Where("name = ? AND key = ?", "logo.png", "1587973709logo.png").Count(&count).Error; err != nil {
return false
}
return count > 0
}