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

cmd/uc/context/show.go

@@ -0,0 +1,36 @@
+package context
+
+import (
+	"fmt"
+
+	"github.com/psviderski/uncloud/internal/cli"
+	"github.com/spf13/cobra"
+)
+
+func NewShowCommand() *cobra.Command {
+	cmd := &cobra.Command{
+		Use:   "show",
+		Short: "Show current cluster context.",
+		Args:  cobra.NoArgs,
+		RunE: func(cmd *cobra.Command, args []string) error {
+			uncli := cmd.Context().Value("cli").(*cli.CLI)
+			return show(uncli)
+		},
+	}
+
+	return cmd
+}
+
+func show(uncli *cli.CLI) error {
+	// discard errors, only show the current context, otherwise nothing
+	if uncli.Config == nil {
+		return nil
+	}
+
+	if len(uncli.Config.Contexts) == 0 {
+		return nil
+	}
+	fmt.Println(uncli.Config.CurrentContext)
+
+	return nil
+}