extends Node2D


# Declare member variables here. Examples:
# var a = 2
# var b = "text"

# UI elements
onready var EditorUI = get_node("UI/Editor")
onready var NoneButton = get_node("UI/Editor/NoneButton")
onready var IslandIndex = get_node("UI/Editor/IslandIndex")

# World objects
onready var world = get_node("../World")
onready var world_camera = get_node("../World/Camera")
var last_index = -1

var Island = preload("Island.gd")
var island = null

# Called when the node enters the scene tree for the first time.
func _ready():
	island = Island.new()
	island.load_island("res://islands/pirate_game_island_0.island")
	add_child(island)


func handle_editor_event(event):
	if (Input.get_mouse_button_mask() & BUTTON_LEFT) == BUTTON_LEFT:
#		if event.pressed and event.button_index == BUTTON_LEFT:
		var pressed_button = NoneButton.group.get_pressed_button()
		var tile_type = "None"
		if pressed_button:
			tile_type = pressed_button.text
		
		var hex_coord = Globals.HexGrid.get_hex_center(Globals.ScreenToHex(event.position,world.WorldCamera))
		island.set_tile(hex_coord, tile_type)
		
		return true
	
	return false


func _process(_delta):
	world.Islands.visible = !EditorUI.visible
	island.visible = EditorUI.visible


func is_active():
	return EditorUI.visible


func _unhandled_input(event):
	if not EditorUI.visible:
		return
	
	if event is InputEventMouseButton:
		if handle_editor_event (event):
			get_tree().set_input_as_handled()
			update()

	if 'position' in event:
		if handle_editor_event (event):
			get_tree().set_input_as_handled()
		
		update()


func get_island_filename_for_index(index):
	return "user://pirate_game_island_" + str(index) + ".island"


func get_island_filename():
	return get_island_filename_for_index(IslandIndex.value)


func _on_SaveWorldButton_pressed():
	island.save_island(get_island_filename())


func _on_ClearWorldButton_pressed():
	island.clear_island()
	

func _on_LoadWorldButton_pressed():
	island.load_island(get_island_filename())
	last_index = IslandIndex.value


func _on_EditIslandButton_toggled(button_pressed):
	EditorUI.visible = button_pressed
	print (button_pressed)


func _on_IslandIndex_value_changed(_value):
	if last_index >= 0:
		island.save_island(get_island_filename_for_index(last_index))
	island.clear_island()
	island.load_island(get_island_filename())


func _on_GenerateButton_pressed():
	island.clear_island()
	island.generate()