class_name PlayerStatusHud
extends Control

@export var simulation_manager: Node

@onready var status_label: Label = $StatusLabel

var cached_text := ""


func _ready() -> void:
	visible = true
	_refresh(true)


func _process(_delta: float) -> void:
	_refresh(false)


func _refresh(force: bool = false) -> void:
	if simulation_manager == null or not simulation_manager.has_method("get_player_state"):
		return
	var player_state: PlayerStateRecord = simulation_manager.get_player_state()
	var carried := _carried_text(player_state)
	var next_text := (
		"Hunger %.0f · Energy %.0f · Carrying %s"
		% [player_state.get_hunger(), player_state.get_energy(), carried]
	)
	if not force and next_text == cached_text:
		return
	cached_text = next_text
	status_label.text = next_text


func _carried_text(player_state: PlayerStateRecord) -> String:
	var entries: Array[String] = []
	for raw_item_id in player_state.data["inventory"]:
		var item_id := String(raw_item_id)
		var amount := player_state.get_inventory_amount(StringName(item_id))
		if amount <= 0.0:
			continue
		entries.append("%.0f %s" % [amount, StringName(item_id).to_lower()])
	if entries.is_empty():
		return "nothing"
	entries.sort()
	return " · ".join(entries)