migrate from github

internal/repository/notification_repo/create_batch.go

@@ -0,0 +1,35 @@
+package notification_repo
+
+import (
+	"github.com/XingfenD/yoresee_doc/internal/model"
+	"gorm.io/gorm"
+)
+
+type NotificationCreateBatchOperation struct {
+	repo  *NotificationRepository
+	items []model.Notification
+	tx    *gorm.DB
+}
+
+func (r *NotificationRepository) CreateBatch(items []model.Notification) *NotificationCreateBatchOperation {
+	return &NotificationCreateBatchOperation{
+		repo:  r,
+		items: items,
+	}
+}
+
+func (op *NotificationCreateBatchOperation) WithTx(tx *gorm.DB) *NotificationCreateBatchOperation {
+	op.tx = tx
+	return op
+}
+
+func (op *NotificationCreateBatchOperation) Exec() error {
+	if len(op.items) == 0 {
+		return nil
+	}
+	db := op.repo.db
+	if op.tx != nil {
+		db = op.tx
+	}
+	return db.Create(&op.items).Error
+}