extends SceneTree

var main_scene: Node
var failures: Array[String] = []

func _initialize() -> void:
	call_deferred("_run")

func _run() -> void:
	main_scene = load("res://main.tscn").instantiate()
	root.add_child(main_scene)
	await process_frame
	await physics_frame

	var simulation_manager := main_scene.get_node("SimulationManager")
	var player := main_scene.get_node("Player")
	var bush := main_scene.get_node(
		"JajceWorld/WorldObjects/ResourceNodes/BerryBush_01"
	) as ResourceNode
	var tree := main_scene.get_node(
		"JajceWorld/WorldObjects/ResourceNodes/Tree_01"
	) as ResourceNode
	simulation_manager.set_process(false)

	var bush_state: ResourceStateRecord = simulation_manager.get_resource_state(
		bush.node_id
	)
	var tree_state: ResourceStateRecord = simulation_manager.get_resource_state(
		tree.node_id
	)
	bush_state.set_amount_remaining(1.0)
	_check(
		simulation_manager.reserve_resource(bush.node_id, 999),
		"Player contention setup should reserve the bush"
	)
	player.global_position = bush.interaction_point.global_position
	var food_before: float = simulation_manager.village.food
	player.try_interact()

	_check(
		is_equal_approx(bush_state.get_amount_remaining(), 0.0),
		"Player should deplete the nearby bush"
	)
	_check(is_equal_approx(simulation_manager.village.food, food_before + 1.0), "Village should receive exactly the bush's remaining food")
	_check(
		bush_state.get_reserved_by() == -1,
		"Depletion should release the NPC reservation"
	)

	player.global_position = tree.interaction_point.global_position
	var wood_before: float = simulation_manager.village.wood
	var tree_before := tree_state.get_amount_remaining()
	player.try_interact()

	_check(
		is_equal_approx(
			tree_state.get_amount_remaining(),
			tree_before - tree.yield_per_action
		),
		"Player should extract the tree's configured yield"
	)
	_check(is_equal_approx(simulation_manager.village.wood, wood_before + tree.yield_per_action), "Village should receive exactly the extracted wood")

	if failures.is_empty():
		print("[TEST] ResourceNode player parity passed")
		quit(0)
		return

	for failure in failures:
		push_error("[TEST] " + failure)
	quit(1)

func _check(condition: bool, message: String) -> void:
	if not condition:
		failures.append(message)