package ui

import (
	"fmt"

	"github.com/hajimehoshi/ebiten/v2"
	"muhq.space/muhqs-game/go/game"
)

type StateBar struct {
	EventHandlersMap
	X, Y           int
	Width, Height  int
	gameState      game.State
	activePlayerId int
	resourceView   *TextBox
	phaseView      *TextBox
}

func NewStateBar(x, y int, width, height int, s game.State, p *game.Player) *StateBar {
	sb := &StateBar{NewEventHandlersMap(), x, y, width, height, s, p.Id, nil, nil}
	return sb
}

func (sb *StateBar) resourceLabel() string {
	activePlayer := sb.gameState.PlayerById(sb.activePlayerId)
	return fmt.Sprintf("%d/%+d", activePlayer.Resource, activePlayer.UpkeepGain())
}

func (sb *StateBar) phaseLabel() string {
	return fmt.Sprintf("%s: %s", sb.gameState.ActivePlayer().Name,
		sb.gameState.ActivePhase().String())
}

func (sb *StateBar) Draw(screen *ebiten.Image) {
	if sb.resourceView == nil {
		sb.resourceView = NewFixedTextBox(sb.X, sb.Y,
			sb.Height*2, sb.Height, sb.resourceLabel()).Centering(true).Bg(ResourceBg)
	}
	sb.resourceView.Draw(screen)

	if sb.phaseView == nil {
		sb.phaseView = NewFixedTextBox(sb.X+sb.Height*2, sb.Y,
			sb.Width-sb.resourceView.Width, sb.Height, sb.phaseLabel())
	}
	sb.phaseView.Draw(screen)
}

func (sb *StateBar) FindObjectAt(x, y int) any { return nil }

func (sb *StateBar) ForceRedraw() {
	if sb.resourceView != nil {
		sb.resourceView.text = sb.resourceLabel()
		sb.resourceView.ForceRedraw()
	}

	if sb.phaseView != nil {
		sb.phaseView.text = sb.phaseLabel()
		sb.phaseView.ForceRedraw()
	}
}

func (sb *StateBar) Contains(x, y int) bool {
	return sb.resourceView.Contains(x, y) || sb.phaseView.Contains(x, y)
}

func (sb *StateBar) Layout() (int, int) {
	return sb.Width, sb.Height
}