## 平衡编辑器标签 — 难度乘子（3 档）+ Boss 基础血量
@tool
extends VBoxContainer

const UI = preload("res://addons/game_designer/designer_ui.gd")
const PATH = "res://data/balance.json"
const MULT_KEYS = ["enemy_hp", "player_dmg", "wave_count", "boss_hp"]
const MULT_LABELS = ["敌人血量×", "玩家受伤×", "波次怪数×", "Boss血量×"]
const DIFF_NAMES = ["初学者", "标准", "挑战"]

var _data: Dictionary = {}
var _mult_spins: Dictionary = {}   # key → [SpinBox ×3]
var _miniboss: SpinBox
var _boss: SpinBox
var _aether: TextEdit
var _status: Label

func _ready() -> void:
	add_child(UI.header("⚖ 平衡编辑器 — 难度乘子 & Boss 血量"))
	_load()
	# 难度乘子表格：4 行 × 3 难度
	var grid := GridContainer.new(); grid.columns = 4; add_child(grid)
	grid.add_child(Label.new())  # 角
	for dn in DIFF_NAMES:
		var l := Label.new(); l.text = dn; l.modulate = Color(0.7, 0.8, 1.0)
		grid.add_child(l)
	var mults: Dictionary = _data.get("difficulty_mults", {})
	for i in MULT_KEYS.size():
		var key: String = MULT_KEYS[i]
		grid.add_child(UI.cell_label(MULT_LABELS[i]))
		var arr: Array = mults.get(key, [1.0, 1.0, 1.0])
		var spins: Array = []
		for d in 3:
			var sp := UI.spin(0.0, 10.0, 0.05, float(arr[d]) if d < arr.size() else 1.0)
			grid.add_child(sp); spins.append(sp)
		_mult_spins[key] = spins
	add_child(HSeparator.new())
	# Boss 基础血量
	var bhp: Dictionary = _data.get("boss_hp", {})
	var h1 := HBoxContainer.new(); add_child(h1)
	h1.add_child(UI.cell_label("MiniBoss(W8) 血量"))
	_miniboss = UI.spin(1, 999999, 10, float(bhp.get("4", 450)))
	h1.add_child(_miniboss)
	var h2 := HBoxContainer.new(); add_child(h2)
	h2.add_child(UI.cell_label("Final Boss(W20) 血量"))
	_boss = UI.spin(1, 999999, 10, float(bhp.get("5", 1800)))
	h2.add_child(_boss)
	add_child(HSeparator.new())
	var al := Label.new(); al.text = "碎片奖励阈值 aether_thresholds（JSON [[波次,碎片],...]）"; add_child(al)
	_aether = TextEdit.new(); _aether.custom_minimum_size = Vector2(0, 50)
	_aether.text = JSON.stringify(_data.get("aether_thresholds", [[1, 0], [5, 3], [10, 8], [15, 14], [20, 20]]))
	add_child(_aether)
	add_child(UI.btn("💾 保存 balance.json", _save))
	_status = UI.status_label(); add_child(_status)

func _load() -> void:
	var d = UI.load_json(PATH)
	_data = d if d is Dictionary else {}

func _save() -> void:
	var mults: Dictionary = {}
	for key in MULT_KEYS:
		var spins: Array = _mult_spins[key]
		mults[key] = [spins[0].value, spins[1].value, spins[2].value]
	var thresholds = JSON.parse_string(_aether.text) if _aether.text.strip_edges() != "" else []
	if not (thresholds is Array):
		thresholds = []
	var out := {
		"difficulty_mults": mults,
		"boss_hp": {"4": _miniboss.value, "5": _boss.value},
		"aether_thresholds": thresholds,
	}
	if UI.save_json(PATH, out):
		UI.set_status(_status, "💾 已保存（重启 F5 生效）")
	else:
		UI.set_status(_status, "✗ 保存失败", true)