refactor(cli): move cmd/uncloud to cmd/uc, change the artifact name uncloud_* -> uc_*

cmd/uc/service/inspect.go

@@ -0,0 +1,132 @@
+package service
+
+import (
+	"context"
+	"fmt"
+	"slices"
+	"time"
+
+	"charm.land/lipgloss/v2"
+	"github.com/docker/docker/pkg/stringid"
+	"github.com/docker/go-units"
+	"github.com/psviderski/uncloud/internal/cli"
+	"github.com/psviderski/uncloud/internal/cli/completion"
+	"github.com/psviderski/uncloud/internal/cli/tui"
+	"github.com/psviderski/uncloud/pkg/api"
+	"github.com/spf13/cobra"
+)
+
+type inspectOptions struct {
+	service string
+}
+
+func NewInspectCommand(groupID string) *cobra.Command {
+	opts := inspectOptions{}
+	cmd := &cobra.Command{
+		Use:   "inspect SERVICE",
+		Short: "Display detailed information on a service.",
+		Args:  cobra.ExactArgs(1),
+		RunE: func(cmd *cobra.Command, args []string) error {
+			uncli := cmd.Context().Value("cli").(*cli.CLI)
+			opts.service = args[0]
+			return inspect(cmd.Context(), uncli, opts)
+		},
+		GroupID: groupID,
+		ValidArgsFunction: func(cmd *cobra.Command, args []string, toComplete string) ([]cobra.Completion, cobra.ShellCompDirective) {
+			if len(args) > 0 {
+				return nil, cobra.ShellCompDirectiveNoFileComp
+			}
+			uncli := cmd.Context().Value("cli").(*cli.CLI)
+			return completion.Services(cmd.Context(), uncli, args, toComplete)
+		},
+	}
+	return cmd
+}
+
+func inspect(ctx context.Context, uncli *cli.CLI, opts inspectOptions) error {
+	client, err := uncli.ConnectCluster(ctx)
+	if err != nil {
+		return fmt.Errorf("connect to cluster: %w", err)
+	}
+	defer client.Close()
+
+	svc, err := client.InspectService(ctx, opts.service)
+	if err != nil {
+		return fmt.Errorf("inspect service: %w", err)
+	}
+
+	fmt.Printf("Service ID: %s\n", svc.ID)
+	fmt.Printf("Name:       %s\n", svc.Name)
+	fmt.Printf("Mode:       %s\n", svc.Mode)
+	fmt.Println()
+
+	// Combine regular and hook containers.
+	allContainers := append(svc.Containers, svc.HookContainers...)
+
+	// Parse created times for sorting and display.
+	createdTimes := make(map[string]time.Time, len(allContainers))
+	for _, ctr := range allContainers {
+		createdTimes[ctr.Container.ID], _ = time.Parse(time.RFC3339Nano, ctr.Container.Created)
+	}
+
+	// Sort containers by created time (newest first).
+	slices.SortFunc(allContainers, func(a, b api.MachineServiceContainer) int {
+		return createdTimes[b.Container.ID].Compare(createdTimes[a.Container.ID])
+	})
+
+	// Print the list of containers in a table format.
+	// Show HOOK column only when hook containers are present.
+	hasHooks := len(svc.HookContainers) > 0
+
+	t := tui.NewTable()
+	if hasHooks {
+		t.Headers("CONTAINER ID", "IMAGE", "CREATED", "STATUS", "HOOK", "IP ADDRESS", "MACHINE")
+	} else {
+		t.Headers("CONTAINER ID", "IMAGE", "CREATED", "STATUS", "IP ADDRESS", "MACHINE")
+	}
+
+	now := time.Now().UTC()
+	for _, ctr := range allContainers {
+		created := units.HumanDuration(now.Sub(createdTimes[ctr.Container.ID])) + " ago"
+
+		machine := ctr.MachineName
+		if machine == "" {
+			machine = ctr.MachineID
+		}
+		state, err := ctr.Container.HumanState()
+		if err != nil {
+			return fmt.Errorf("get human state: %w", err)
+		}
+
+		ip := ctr.Container.UncloudNetworkIP()
+		ipStr := ""
+		// The container might not have an IP if it's not running or uses the host network.
+		if ip.IsValid() {
+			ipStr = ip.String()
+		}
+
+		if hasHooks {
+			t.Row(
+				stringid.TruncateID(ctr.Container.ID),
+				tui.FormatImage(ctr.Container.Config.Image, tui.NoStyle),
+				created,
+				state,
+				ctr.Container.Config.Labels[api.LabelHook],
+				ipStr,
+				machine,
+			)
+		} else {
+			t.Row(
+				stringid.TruncateID(ctr.Container.ID),
+				tui.FormatImage(ctr.Container.Config.Image, tui.NoStyle),
+				created,
+				state,
+				ipStr,
+				machine,
+			)
+		}
+	}
+
+	lipgloss.Println(t)
+	return nil
+}