extends Camera3D

@onready var playerSelectButton = preload("res://scenes/camera/UI/playerSelectionButton.tscn")


@onready var roundLabel = $CanvasLayer/Control/General/HBoxContainer/roundLabel
@onready var playerNameLabel = $CanvasLayer/Control/Player/HBoxContainer2/PlayerNameLabel
@onready var itemCards = $CanvasLayer/Control/Player/Stats/ItemCards
@onready var magazineLabel = $CanvasLayer/Control/Player/Stats/HBoxContainer/MagazineLabel
@onready var playerSelection = $CanvasLayer/Control/Player/Stats/PlayerSelection
@onready var stats = $CanvasLayer/Control/Player/Stats
@onready var player = $CanvasLayer/Control/Player
@onready var turnTimeLabel = $CanvasLayer/Control/Player/Stats/turnTimeLabel
@onready var timer = $CanvasLayer/Control/Player/Stats/Timer

@onready var winInfo = $CanvasLayer/Control/WinInfo
@onready var general = $CanvasLayer/Control/General

@onready var poolLabel = $CanvasLayer/Control/PoolLabel

@onready var winnerLabel = $CanvasLayer/Control/WinInfo/winScreen/WinnerLabel
@onready var winRoundLabel = $CanvasLayer/Control/WinInfo/winScreen/WinRoundLabel

#@onready var itemStandardBulletButton = $
var currentPlayer: Player
var selectablePlayers: Array[Player]

var currentGameState: GLOBALS.GAMESTATE

signal itemSelected(_itemType: GLOBALS.ITEMTYPES)
signal nextTurn()


func updateUi():
	match currentGameState:
		GLOBALS.GAMESTATE.SETUP:
			print("-- CAMERA SETUP --")
			setup()
			player.visible = false
			winInfo.visible = false
			general.visible = true
			poolLabel.visible = false
		GLOBALS.GAMESTATE.ROUNDSTART:
			print("-- CAMERA ROUNDSTART --")
			player.visible = false
			winInfo.visible = false
			general.visible = true
			poolLabel.visible = false
		GLOBALS.GAMESTATE.PLAYER:
			print("-- CAMERA PLAYER --")
			player.visible = true
			updatePlayerStats()
			if currentPlayer.isBot():
				stats.visible = false
			else:
				stats.visible = true
			winInfo.visible = false
			general.visible = true
			poolLabel.visible = false
		GLOBALS.GAMESTATE.POOL:
			print("-- CAMERA POOL --")
			player.visible = false
			winInfo.visible = false
			general.visible = true
			poolLabel.visible = true
		GLOBALS.GAMESTATE.AIM:
			print("-- CAMERA AIM --")
			player.visible = false
			winInfo.visible = false
			general.visible = true
			poolLabel.visible = false
		GLOBALS.GAMESTATE.SHOOT:
			print("-- CAMERA SHOOT --")
			player.visible = false
			winInfo.visible = false
			general.visible = true
			poolLabel.visible = false
		GLOBALS.GAMESTATE.END:
			print("-- CAMERA END --")
			if selectablePlayers.size() > 0:
				winnerLabel.text = selectablePlayers[0].getGameName()
			else:
				winnerLabel.text = "DRAW"
			winInfo.visible = true
			general.visible = false

func setup():
	for i in itemCards.get_children():
		if i.has_signal("selected"):
			i.selected.connect(selectItem.bind())

func displayPlayerStats(_player) -> void:
	currentPlayer = _player
	updateUi()

func setSelectablePlayers(_players: Array[Player]) -> void:
	selectablePlayers = _players
	updateUi()


func updateGameState(_state: GLOBALS.GAMESTATE) -> void:
	currentGameState = _state
	updateUi()

func getPlayerSelection() -> Player:
	for i in playerSelection.get_children():
		if i.button_pressed == true:
			return i.player
	return currentPlayer


func updatePlayerStats():
	if currentPlayer != null:
		playerNameLabel.text = str(currentPlayer.getGameName())
		magazineLabel.text = str(currentPlayer.gun.magazineSize) + "/" + str(currentPlayer.gun.getBulletAmount())
		updateItemCards()
		updatePlayerSelection()

func updateItemCards() -> void:
	if currentPlayer.gun.magazineSizeLeft() <= 0:
		for i in itemCards.get_children():
			if i.has_node("ItemButton"):
				i.itemButton.disabled = true
	else:
		for i in itemCards.get_children():
			if i.has_node("ItemButton"):
				i.itemButton.disabled = false
	for i in GLOBALS.ITEMTYPES:
		var counter = 0
		for j in currentPlayer.getItems():
			if j.type == GLOBALS.ITEMTYPES[i]:
				counter += 1
		for j in itemCards.get_children():
			if j.has_node("ItemButton/ItemAmountLabel") and j.itemType == GLOBALS.ITEMTYPES[i]:
				j.setAmount(counter)
				if counter <= 0:
					j.visible = false
				else: 
					j.visible = true

func updatePlayerSelection() -> void:
	for i in playerSelection.get_children():
		i.free()
	var newButtonGroup = ButtonGroup.new()
	for i in selectablePlayers:
		if i != currentPlayer:
			var newSelection = playerSelectButton.instantiate()
			newSelection.setPlayer(i)
			newSelection.button_group = newButtonGroup
			playerSelection.add_child(newSelection)
	if playerSelection.get_child(0) != null:
		playerSelection.get_child(0).button_pressed = true
	var newSelection = playerSelectButton.instantiate()
	newSelection.setPlayer(currentPlayer)
	newSelection.button_group = newButtonGroup
	playerSelection.add_child(newSelection)


func setRound(_round: int) -> void:
	roundLabel.text = str(_round)
	winRoundLabel.text = str(_round)

func updatTurnTime(_timeLeft: float, _endTime: float) -> void:
	timer.setTime(_timeLeft, _endTime)
	turnTimeLabel.text = str(_timeLeft)

func selectItem(_itemType: GLOBALS.ITEMTYPES):
	print(currentPlayer.gun.magazineSizeLeft())
	if currentPlayer.gun.magazineSizeLeft() > 0:
		itemSelected.emit(_itemType)

func resetTimer() -> void:
	timer.reset()

func _on_next_turn_button_pressed() -> void:
	currentPlayer.selectPlayer(getPlayerSelection())
	nextTurn.emit()


func _on_button_pressed() -> void:
	var mainMenu: PackedScene = load("res://scenes/mainMenu/mainMenu.tscn")
	get_tree().change_scene_to_packed(mainMenu)