package main

import (
	"log"

	// "muhq.space/muhqs-game/go/game"
	"muhq.space/muhqs-game/go/ui"
)

const (
	START_BUTTON_WIDTH  = 150
	START_BUTTON_HEIGHT = 50

	DECK_LIST_WIDTH  = 300
	DECK_LIST_HEIGHT = 500
)

type StartMenu struct {
	ui.Collection
	app *app

	deckInput *ui.TextInput

	playerName string
	startDeck  string
	remote     string
	mapPath    string
}

func NewStartMenu(app *app) *StartMenu {
	m := &StartMenu{app: app}

	return m
}

func (m *StartMenu) build() {
	deckInput := ui.NewTextInput(
		(m.Width-DECK_LIST_WIDTH)/2,
		(m.Height-DECK_LIST_HEIGHT)/2,
		DECK_LIST_WIDTH,
		DECK_LIST_HEIGHT,
		"deck",
	)
	deckInput.Bg(ui.Gray)

	if m.startDeck != "" {
		deckInput.AddInput([]rune(m.startDeck))
	}

	m.deckInput = deckInput
	m.AddWidget(deckInput)

	m.AddWidget(ui.NewFixedTextBox(
		(m.Width-START_BUTTON_WIDTH)/2-START_BUTTON_WIDTH,
		deckInput.Y-START_BUTTON_HEIGHT,
		START_BUTTON_WIDTH,
		START_BUTTON_HEIGHT,
		"map:",
	).Centering(true))

	mapInput := ui.NewTextInput(
		(m.Width-START_BUTTON_WIDTH)/2,
		deckInput.Y-START_BUTTON_HEIGHT,
		START_BUTTON_WIDTH,
		START_BUTTON_HEIGHT,
		"map",
	)

	if m.mapPath != "" {
		mapInput.AddInput([]rune(m.mapPath))
	}

	m.AddWidget(mapInput)

	m.AddWidget(ui.NewFixedTextBox(
		(m.Width-START_BUTTON_WIDTH)/2-START_BUTTON_WIDTH,
		mapInput.Y-START_BUTTON_HEIGHT,
		START_BUTTON_WIDTH,
		START_BUTTON_HEIGHT,
		"name:",
	).Centering(true))

	playerInput := ui.NewTextInput(
		(m.Width-START_BUTTON_WIDTH)/2,
		mapInput.Y-START_BUTTON_HEIGHT,
		START_BUTTON_WIDTH,
		START_BUTTON_HEIGHT,
		"player name",
	)

	if m.playerName != "" {
		playerInput.AddInput([]rune(m.playerName))
	}

	m.AddWidget(playerInput)

	m.AddWidget(ui.NewSimpleButton(
		(m.Width-START_BUTTON_WIDTH)/2+START_BUTTON_WIDTH/2,
		deckInput.Y+deckInput.Height,
		START_BUTTON_WIDTH,
		START_BUTTON_HEIGHT,
		"Sealed",
		func(*ui.SimpleButton) {
			sealed := NewSealed(m.Width, m.Height, m.app)
			m.app.pushActivity(sealed)
		}))

	m.AddWidget(ui.NewSimpleButton(
		(m.Width-START_BUTTON_WIDTH)/2-START_BUTTON_WIDTH/2,
		deckInput.Y+deckInput.Height,
		START_BUTTON_WIDTH,
		START_BUTTON_HEIGHT,
		"Start",
		func(*ui.SimpleButton) {
			m.playerName = playerInput.Text()
			m.mapPath = mapInput.Text()
			m.startDeck = deckInput.Text()
			m.startGame()
		}))
}

func (m *StartMenu) Update() error {
	if m.Widgets() == nil {
		m.build()
	}

	return m.Collection.Update()
}

func (m *StartMenu) Layout(width, height int) (int, int) {
	return m.Width, m.Height
}

func (m *StartMenu) startGame() {
	if m.remote != "" {
		log.Fatal("Remote games are currently not implemented")
	}

	g := newGame(m.app).loadMap(m.mapPath).addActivePlayer(m.playerName, m.startDeck)

	if m.mapPath == "the-kraken" {
		idx := len(g.gameState.Players)
		color := playerColors[idx]
		g.gameState.AddKraken()
		g.gameState.Players[idx].Color = color
	}

	m.app.pushActivity(g.Start())
}