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wakapi/migrations/20210213_add_has_data_field.go

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package migrations
import (
"github.com/emvi/logbuch"
"github.com/muety/wakapi/config"
"github.com/muety/wakapi/models"
"gorm.io/gorm"
)
func init() {
const name = "20210213-add_has_data_field"
f := migrationFunc{
name: name,
f: func(db *gorm.DB, cfg *config.Config) error {
condition := "key = ?"
if cfg.Db.Dialect == config.SQLDialectMysql {
condition = "`key` = ?"
}
lookupResult := db.Where(condition, name).First(&models.KeyStringValue{})
if lookupResult.Error == nil && lookupResult.RowsAffected > 0 {
logbuch.Info("no need to migrate '%s'", name)
return nil
}
if err := db.Exec("UPDATE users SET has_data = TRUE WHERE TRUE").Error; err != nil {
return err
}
if err := db.Create(&models.KeyStringValue{
Key: name,
Value: "done",
}).Error; err != nil {
return err
}
return nil
},
}
registerPostMigration(f)
}