package upgrade

import (
	"context"
	"fmt"

	"git.cycore.io/scm/talos-upgrade/pkg/node"
	"git.cycore.io/scm/talos-upgrade/pkg/palette"
	tea "github.com/charmbracelet/bubbletea"
	"github.com/charmbracelet/lipgloss"
	"github.com/pkg/errors"
)

type Node struct {
	core *CoreState
	node *node.Node
}

func (n *Node) Init() tea.Cmd {
	return nil
}

func (n *Node) Update(msg tea.Msg) (tea.Model, tea.Cmd) {
	return nil, nil
}

func (n *Node) View() string {
	ver, err := n.node.Version()
	if err != nil {
		ver = "Unknown"
	}

	if ver == n.core.SelectedVersion {
		return upgradeDone(ver)
	}

	return ver
}

func (c *CoreState) UpdateNodeList(ctx context.Context) error {
	list, err := node.GetNodes(ctx, c.TalosClient)
	if err != nil {
		return err
	}

	c.Nodes = list

	lowest, err := node.LowestVersion(c.Nodes)
	if err != nil {
		return errors.Wrap(err, "failed to determiner lowest installed Talos version")
	}

	c.LowestTalosVersion = lowest

	highest, err := node.HighestVersion(c.Nodes)
	if err != nil {
		return errors.Wrap(err, "failed to determiner highest installed Talos version")
	}

	c.HighestTalosVersion = highest

	return nil
}

func checkMark() string {
	return lipgloss.NewStyle().SetString("✓").
		Foreground(lipgloss.Color(palette.BrightGreen)).
		PaddingRight(1).
		String()
}

func upgradeDone(version string) string {
	verString := lipgloss.NewStyle().
		SetString(version).
		Foreground(lipgloss.Color(palette.Green)).
		PaddingRight(1).
		String()

	return fmt.Sprintf("%s %s", checkMark(), verString)
}

func upgradeActive() string {
	return lipgloss.NewStyle().SetString("upgrading...").
		Foreground(lipgloss.Color(palette.Yellow)).
		PaddingRight(1).
		String()
}