extends Node3D

var load_place = preload("res://places/base_place/base_place.tscn")
var place = load_place.instantiate()

enum ROOM_BUILD_STATE {NONE, ALLOWED, IS_BUILDING, IS_PLACING_DOOR}

#Tracks the current build state.
var room_build_state = 0


var last_room = null

#Tracks the position that was first clicked to start a build drag
var build_drag_start_pos = null

signal room_built

func _ready():
#TEMP loads in a workplace.
	add_child(place)

func _on_build_toggle(toggled_on):
#Responds to the 'Build A Room' toggle
	if toggled_on:
		room_build_state = ROOM_BUILD_STATE.ALLOWED
	if not toggled_on:
		place.clear_selection()
		room_build_state = ROOM_BUILD_STATE.NONE

func _on_area_3d_input_event(_camera, event, event_position, _normal, _shade_id):
#Checks input events from the mouse plane

	if Input.is_action_pressed("select") && room_build_state == ROOM_BUILD_STATE.ALLOWED:
		room_build_state = ROOM_BUILD_STATE.IS_BUILDING
		build_drag_start_pos = event_position
		place.draw_tile_click(build_drag_start_pos)
	
	elif room_build_state == ROOM_BUILD_STATE.IS_BUILDING:
		if Input.is_action_pressed("select"):
			place.init_select_drag(build_drag_start_pos, event_position)
		else:
			room_build_state = ROOM_BUILD_STATE.ALLOWED
			place.end_select_drag()
			
	elif room_build_state == ROOM_BUILD_STATE.IS_PLACING_DOOR:
		if not Input.is_action_pressed("select"):
			place.hover_door(event_position)
			
		if Input.is_action_pressed("select"):
			room_build_state = ROOM_BUILD_STATE.NONE
			place.confirm_door()
			emit_signal("room_built")
			

func _on_confirm_button_pressed() -> void:
	if place.selection_dict:
		if room_build_state == ROOM_BUILD_STATE.ALLOWED:
			if place.build_confirm_allowed:
				last_room = place.build_selection()
				room_build_state = ROOM_BUILD_STATE.IS_PLACING_DOOR

	else:
		pass