## 波次编辑器标签（关卡难度曲线：每波 怪数/血量/类型/精英/金币/XP/Boss）
@tool
extends VBoxContainer

const UI = preload("res://addons/game_designer/designer_ui.gd")
const PATH = "res://data/waves.json"
const TYPE_NAMES = ["Basic", "Fast", "Armored", "Elite", "MiniBoss", "Boss"]
const BOSS_NAMES = ["无", "MiniBoss(4)", "Boss(5)"]   # 映射到 boss 值 -1/4/5
const BOSS_VALS = [-1, 4, 5]

var _waves: Array = []
var _rows: Array = []
var _status: Label

func _ready() -> void:
	_build()

func _build() -> void:
	add_child(UI.header("🌊 波次编辑器 — 关卡难度曲线（点行号添加/删除波次）"))
	_load()
	var scroll := ScrollContainer.new()
	scroll.custom_minimum_size = Vector2(0, 260)
	scroll.horizontal_scroll_mode = ScrollContainer.SCROLL_MODE_DISABLED
	add_child(scroll)
	var grid := GridContainer.new()
	grid.columns = 8
	scroll.add_child(grid)
	for h in ["波", "怪数", "血量", "类型", "精英", "金币", "XP", "Boss"]:
		var hl := Label.new(); hl.text = h; hl.modulate = Color(0.7, 0.8, 1.0)
		grid.add_child(hl)
	for i in _waves.size():
		_add_row(grid, i, _waves[i])
	add_child(HSeparator.new())
	var row := HBoxContainer.new(); add_child(row)
	row.add_child(UI.btn("➕ 末尾加一波", _on_add))
	row.add_child(UI.btn("💾 保存 waves.json", _save))
	_status = UI.status_label()
	add_child(_status)

func _add_row(grid: GridContainer, idx: int, w: Dictionary) -> void:
	grid.add_child(UI.cell_label("W%d" % (idx + 1)))
	var count := UI.spin(0, 2000, 1, float(w.get("count", 20)))
	var hp := UI.spin(1, 99999, 1, float(w.get("hp", 15)))
	var type_o := UI.opt(TYPE_NAMES, int(w.get("type", 0)))
	var elite := UI.spin(0, 100, 1, float(w.get("elite", 0)))
	var gold := UI.spin(0, 99999, 1, float(w.get("gold", 10)))
	var xp := UI.spin(0, 99999, 1, float(w.get("xp", 20)))
	var boss_idx := BOSS_VALS.find(int(w.get("boss", -1)))
	var boss_o := UI.opt(BOSS_NAMES, max(0, boss_idx))
	grid.add_child(count); grid.add_child(hp); grid.add_child(type_o)
	grid.add_child(elite); grid.add_child(gold); grid.add_child(xp); grid.add_child(boss_o)
	_rows.append({"count": count, "hp": hp, "type": type_o, "elite": elite,
		"gold": gold, "xp": xp, "boss": boss_o})

func _load() -> void:
	var d = UI.load_json(PATH)
	_waves = d if d is Array else []

func _on_add() -> void:
	_waves = _read_rows()
	_waves.append({"count": 30, "hp": 50, "type": 0, "elite": 0, "gold": 30, "xp": 40, "boss": -1})
	_rebuild()

func _rebuild() -> void:
	# 简易重建：清空后重新 _init 逻辑（移除所有子节点重建）
	for c in get_children():
		c.queue_free()
	_rows.clear()
	call_deferred("_build")

func _read_rows() -> Array:
	var out: Array = []
	for r in _rows:
		out.append({
			"count": int(r["count"].value), "hp": r["hp"].value,
			"type": r["type"].selected, "elite": int(r["elite"].value),
			"gold": int(r["gold"].value), "xp": int(r["xp"].value),
			"boss": BOSS_VALS[r["boss"].selected],
		})
	return out

func _save() -> void:
	if UI.save_json(PATH, _read_rows()):
		UI.set_status(_status, "💾 已保存 %d 波（重启游戏 F5 生效）" % _rows.size())
	else:
		UI.set_status(_status, "✗ 保存失败", true)