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
}