feat: roles system backend

internal/infrastructure/persistence/database/createdByBackfill.go

@@ -0,0 +1,25 @@
+package database
+
+import (
+	domainUser "RenewCMS/internal/domain/user"
+	entity "RenewCMS/internal/infrastructure/persistence/models"
+
+	"gorm.io/gorm"
+)
+
+func BackfillCreatedBy(db *gorm.DB) error {
+	return db.Transaction(func(tx *gorm.DB) error {
+		var owner entity.User
+		result := tx.Where("role = ?", string(domainUser.RoleOwner)).Order("id asc").Limit(1).Find(&owner)
+		if result.Error != nil {
+			return result.Error
+		}
+		if result.RowsAffected == 0 {
+			return nil
+		}
+		if err := tx.Unscoped().Model(&entity.Article{}).Where("created_by = 0").UpdateColumn("created_by", owner.ID).Error; err != nil {
+			return err
+		}
+		return tx.Model(&entity.Entry{}).Where("created_by = 0").UpdateColumn("created_by", owner.ID).Error
+	})
+}