package app

import (
	"context"

	"coopcloud.tech/abra/cli/internal"
	"coopcloud.tech/abra/pkg/autocomplete"
	"coopcloud.tech/abra/pkg/client"
	stack "coopcloud.tech/abra/pkg/upstream/stack"
	"github.com/sirupsen/logrus"
	"github.com/urfave/cli"
)

var appUndeployCommand = cli.Command{
	Name:    "undeploy",
	Aliases: []string{"un"},
	Flags: []cli.Flag{
		internal.DebugFlag,
		internal.NoInputFlag,
	},
	Before: internal.SubCommandBefore,
	Usage:  "Undeploy an app",
	Description: `
This does not destroy any of the application data. However, you should remain
vigilant, as your swarm installation will consider any previously attached
volumes as eligiblef or pruning once undeployed.
`,
	Action: func(c *cli.Context) error {
		app := internal.ValidateApp(c)
		stackName := app.StackName()

		cl, err := client.New(app.Server)
		if err != nil {
			logrus.Fatal(err)
		}

		logrus.Debugf("checking whether %s is already deployed", stackName)

		isDeployed, deployedVersion, err := stack.IsDeployed(context.Background(), cl, stackName)
		if err != nil {
			logrus.Fatal(err)
		}

		if !isDeployed {
			logrus.Fatalf("%s is not deployed?", app.Name)
		}

		if err := internal.DeployOverview(app, deployedVersion, "continue with undeploy?"); err != nil {
			logrus.Fatal(err)
		}

		rmOpts := stack.Remove{Namespaces: []string{app.StackName()}}
		if err := stack.RunRemove(context.Background(), cl, rmOpts); err != nil {
			logrus.Fatal(err)
		}

		return nil
	},
	BashComplete: autocomplete.AppNameComplete,
}