class_name Map

extends Node2D

const OUT_OF_BOUND_DIST = 2000

@export var n_animals_to_liberate := 4

func _ready():
	var map_size = GameTerrain.TERRAIN_SIZE * GameTerrain.MAP_RATIO
	
	for polygon in [$Ground, $Fertility]:
		polygon.set_polygon(PackedVector2Array([
			Vector2(0,0),
			Vector2(map_size.x, 0),
			Vector2(map_size.x, map_size.y),
			Vector2(0, map_size.y),
		]))
		polygon.material.set_shader_parameter("data_texture", GameTerrain.texture)
		polygon.material.set_shader_parameter(
			"data_texture_size", 
			GameTerrain.TERRAIN_SIZE * GameTerrain.MAP_RATIO
		)
	
	$OutOfBound.set_polygon(PackedVector2Array([
		Vector2(-OUT_OF_BOUND_DIST,-OUT_OF_BOUND_DIST),
		Vector2(map_size.x + OUT_OF_BOUND_DIST, -OUT_OF_BOUND_DIST),
		Vector2(map_size.x + OUT_OF_BOUND_DIST, map_size.y + OUT_OF_BOUND_DIST),
		Vector2(-OUT_OF_BOUND_DIST, map_size.y + OUT_OF_BOUND_DIST),
	]))

func _on_gui_scanner_selected(type : Scanners.Type):
	$Scanners.select_scanner(type)


func _on_animal_liberated() -> void:
	n_animals_to_liberate -= 1
	if n_animals_to_liberate == 0:
		print("YOU WIN")