stub in a cloud interface

Signed-off-by: Jeff Carr <jcarr@wit.com>

cloud.go

@@ -0,0 +1,92 @@
+package virtigolib
+
+import (
+	"context"
+	"errors"
+	"fmt"
+	"go.wit.com/lib/protobuf/virtbuf"
+)
+
+// CloudClusterManager is a concrete implementation of the ClusterManager interface.
+type CloudClusterManager struct {
+	// client represents a hypothetical API client for interacting with the cloud.
+	client CloudAPIClient
+}
+
+// CloudAPIClient defines the methods required from the API client.
+// This is useful if you want to mock this client for testing.
+type CloudAPIClient interface {
+	GetClusterByName(ctx context.Context, name string) (*virtbuf.NewCluster, error)
+	StartCluster(ctx context.Context, clusterID string) error
+	StopCluster(ctx context.Context, clusterID string) error
+	ListClusters(ctx context.Context) ([]*virtbuf.NewCluster, error)
+	GetClusterStatus(ctx context.Context, clusterID string) (string, error)
+}
+
+// NewCloudClusterManager creates a new CloudClusterManager with the provided API client.
+func NewCloudClusterManager(client CloudAPIClient) *CloudClusterManager {
+	return &CloudClusterManager{client: client}
+}
+
+// FindByName retrieves a cluster by name.
+func (m *CloudClusterManager) FindByName(ctx context.Context, name string) (*virtbuf.NewCluster, error) {
+	cluster, err := m.client.GetClusterByName(ctx, name)
+	if err != nil {
+		return nil, fmt.Errorf("error finding cluster by name %q: %w", name, err)
+	}
+	return cluster, nil
+}
+
+// Start initiates the startup process for the specified cluster.
+func (m *CloudClusterManager) Start(ctx context.Context, cluster *virtbuf.NewCluster) error {
+	if cluster == nil {
+		return errors.New("cluster cannot be nil")
+	}
+	/*
+	err := m.client.StartCluster(ctx, cluster.Id)
+	if err != nil {
+		return fmt.Errorf("error starting cluster %q: %w", cluster.Id, err)
+	}
+	*/
+	return nil
+}
+
+// Stop halts the specified cluster.
+func (m *CloudClusterManager) Stop(ctx context.Context, cluster *virtbuf.NewCluster) error {
+	if cluster == nil {
+		return errors.New("cluster cannot be nil")
+	}
+	/*
+	err := m.client.StopCluster(ctx, cluster.Id)
+	if err != nil {
+		return fmt.Errorf("error stopping cluster %q: %w", cluster.Id, err)
+	}
+	*/
+	return nil
+}
+
+// List retrieves all available clusters.
+func (m *CloudClusterManager) List(ctx context.Context) ([]*virtbuf.NewCluster, error) {
+	/*
+	clusters, err := m.client.ListClusters(ctx)
+	if err != nil {
+		return nil, fmt.Errorf("error listing clusters: %w", err)
+	}
+	return clusters, nil
+	*/
+	return nil, errors.New("List not done yet")
+}
+
+// Status checks the current status of a specified cluster.
+func (m *CloudClusterManager) Status(ctx context.Context, cluster *virtbuf.NewCluster) (string, error) {
+	if cluster == nil {
+		return "", errors.New("cluster cannot be nil")
+	}
+	/*
+	status, err := m.client.GetClusterStatus(ctx, cluster.Id)
+	if err != nil {
+		return "", fmt.Errorf("error getting status of cluster %q: %w", cluster.Id, err)
+	}
+	*/
+	return "", nil
+}