package agent

import (
	"os"

	"forge.cadoles.com/Cadoles/emissary/internal/client"
	agentFlag "forge.cadoles.com/Cadoles/emissary/internal/command/client/agent/flag"
	"forge.cadoles.com/Cadoles/emissary/internal/command/client/apierr"
	clientFlag "forge.cadoles.com/Cadoles/emissary/internal/command/client/flag"
	"forge.cadoles.com/Cadoles/emissary/internal/format"
	"github.com/pkg/errors"
	"github.com/urfave/cli/v2"
)

func GetCommand() *cli.Command {
	return &cli.Command{
		Name:  "get",
		Usage: "Get agent",
		Flags: agentFlag.WithAgentFlags(),
		Action: func(ctx *cli.Context) error {
			baseFlags := clientFlag.GetBaseFlags(ctx)

			token, err := clientFlag.GetToken(baseFlags)
			if err != nil {
				return errors.WithStack(apierr.Wrap(err))
			}

			agentID, err := agentFlag.AssertAgentID(ctx)
			if err != nil {
				return errors.WithStack(err)
			}

			client := client.New(baseFlags.ServerURL, client.WithToken(token))

			agent, err := client.GetAgent(ctx.Context, agentID)
			if err != nil {
				return errors.WithStack(apierr.Wrap(err))
			}

			hints := agentHints(baseFlags.OutputMode)

			if err := format.Write(baseFlags.Format, os.Stdout, hints, agent); err != nil {
				return errors.WithStack(err)
			}

			return nil
		},
	}
}