class_name Game extends Node

signal players_changed(players: Array[Player])

const MAIN_MENU_SCENE = preload("uid://dpuwsqorot65h")
const BOARD_GAME_SCENE = preload("uid://dmqvnr7uev0i6")

const WEB_TUBE_CONTEXT = preload("uid://berd4vlwkh1no")
const LOCAL_TUBE_CONTEXT = preload("uid://c4wgewmmuj74g")

var this_player: Player
#var players: Dictionary[int, Player] = {}
var players: Array[Player] = []

@onready var tube_client: TubeClient = %TubeClient


func _ready() -> void:
	if ProjectSettings.get_setting_with_override("game/config/use_web_tube_context"):
		tube_client.context = WEB_TUBE_CONTEXT
	else:
		tube_client.context = LOCAL_TUBE_CONTEXT


func _init() -> void:
	Globals.game = self


@rpc("any_peer", "call_local", "reliable")
func add_player(player_data: Dictionary) -> void:
	if !players.any(func(p: Player) -> bool: return p.name == player_data["name"]):
		players.push_back(Player.deserialize(player_data))
		players_changed.emit(players)


@rpc("any_peer", "call_remote", "reliable")
func sync_players() -> void:
	for player in players:
		add_player.rpc(player.serialize())


@rpc("any_peer", "call_local", "reliable")
func add_player_money(player_id: int, money: int) -> void:
	find_player_by_id(player_id).money += money


func find_player_by_id(id: int) -> Player:
	var player_idx = players.find_custom(func(p: Player) -> bool: return p.id == id)
	return players[player_idx]


func get_next_player(player: Player) -> Player:
	var player_idx = players.find_custom(func(p: Player) -> bool: return p.id == player.id)
	return players[(player_idx + 1) % players.size()]


func get_this_player_turn_index() -> int:
	return players.find_custom(func(p: Player) -> bool: return p.id == this_player.id)


func get_player_turn_index(player: Player) -> int:
	return players.find_custom(func(p: Player) -> bool: return p.id == player.id)


func start_game() -> void:
	if is_instance_valid(Globals.main_menu):
		Globals.main_menu.queue_free()
	add_child(BOARD_GAME_SCENE.instantiate())
	if Globals.game.tube_client.is_server:
		Globals.game.create_initial_board_state()


func create_initial_board_state() -> void:
	Globals.board_game.board.initialize()
	var board_state := BoardState.new()
	players.shuffle()
	board_state.turn = -(players.size() * 2)
	board_state.players = players
	board_state.current_player = players[0]
	board_state.tiles = Globals.board_game.board.tiles.values()
	for building in Globals.board_game.board.buildings.values():
		if !board_state.buildings.has(building):
			board_state.buildings.append(building)
	Globals.board_game.advance_board_state.rpc(board_state.serialize())
	Globals.board_game.setup_building_deck.rpc()


func shuffle_turn_order() -> void:
	var idx_arr: Array[int] = []
	for i in range(players.size()):
		idx_arr.push_back(i)
	seed(sum_player_ids())
	var new_order: Array[Player] = []
	idx_arr.shuffle()
	players.sort_custom(func(a: Player, b: Player) -> bool: return a.id > b.id)
	for idx in idx_arr:
		new_order.push_back(players[idx])
	players = new_order


func sum_player_ids() -> int:
	var ids: Array = players.map(func(p: Player) -> int: return p.id)
	return ids.reduce(func(acc: int, id: int) -> int: return acc + id, 0)