feat(snapshots): separate snapshots from endpoint DB struct EE-4099 (#7614)

api/dataservices/snapshot/snapshot.go

@@ -0,0 +1,76 @@
+package snapshot
+
+import (
+	"fmt"
+
+	portainer "github.com/portainer/portainer/api"
+	"github.com/sirupsen/logrus"
+)
+
+const (
+	BucketName = "snapshots"
+)
+
+type Service struct {
+	connection portainer.Connection
+}
+
+func (service *Service) BucketName() string {
+	return BucketName
+}
+
+func NewService(connection portainer.Connection) (*Service, error) {
+	err := connection.SetServiceName(BucketName)
+	if err != nil {
+		return nil, err
+	}
+
+	return &Service{
+		connection: connection,
+	}, nil
+}
+
+func (service *Service) Snapshot(endpointID portainer.EndpointID) (*portainer.Snapshot, error) {
+	var snapshot portainer.Snapshot
+	identifier := service.connection.ConvertToKey(int(endpointID))
+
+	err := service.connection.GetObject(BucketName, identifier, &snapshot)
+	if err != nil {
+		return nil, err
+	}
+
+	return &snapshot, nil
+}
+
+func (service *Service) Snapshots() ([]portainer.Snapshot, error) {
+	var snapshots = make([]portainer.Snapshot, 0)
+
+	err := service.connection.GetAllWithJsoniter(
+		BucketName,
+		&portainer.Snapshot{},
+		func(obj interface{}) (interface{}, error) {
+			snapshot, ok := obj.(*portainer.Snapshot)
+			if !ok {
+				logrus.WithField("obj", obj).Errorf("Failed to convert to Snapshot object")
+				return nil, fmt.Errorf("failed to convert to Snapshot object: %s", obj)
+			}
+			snapshots = append(snapshots, *snapshot)
+			return &portainer.Snapshot{}, nil
+		})
+
+	return snapshots, err
+}
+
+func (service *Service) UpdateSnapshot(snapshot *portainer.Snapshot) error {
+	identifier := service.connection.ConvertToKey(int(snapshot.EndpointID))
+	return service.connection.UpdateObject(BucketName, identifier, snapshot)
+}
+
+func (service *Service) DeleteSnapshot(endpointID portainer.EndpointID) error {
+	identifier := service.connection.ConvertToKey(int(endpointID))
+	return service.connection.DeleteObject(BucketName, identifier)
+}
+
+func (service *Service) Create(snapshot *portainer.Snapshot) error {
+	return service.connection.CreateObjectWithId(BucketName, int(snapshot.EndpointID), snapshot)
+}