class_name LuneNextWave
extends PanelContainer
## What the coming wave brings: monster types with counts (identical for both sides and every
## lane), new types, announced attack champions and an announced boss. Dangers for the own
## team are highlighted. In combat the panel shrinks to one line about the following wave.

var _title: Label
var _round: Label
var _rows: VBoxContainer
var _extra: VBoxContainer
var _note: Label
var _signature: String = ""
var compact: bool = false

func _init() -> void:
	theme_type_variation = "HudPanelTight"
	mouse_filter = Control.MOUSE_FILTER_STOP
	var column := VBoxContainer.new()
	column.add_theme_constant_override("separation", 4)
	column.mouse_filter = Control.MOUSE_FILTER_IGNORE
	add_child(column)
	var head := HBoxContainer.new()
	head.mouse_filter = Control.MOUSE_FILTER_IGNORE
	column.add_child(head)
	_title = LuneUiTheme.label("NÄCHSTE WELLE", "HudCaps", head)
	_title.size_flags_horizontal = Control.SIZE_EXPAND_FILL
	_round = LuneUiTheme.label("", "HudValue", head)
	_rows = VBoxContainer.new()
	_rows.add_theme_constant_override("separation", 2)
	_rows.mouse_filter = Control.MOUSE_FILTER_IGNORE
	column.add_child(_rows)
	_note = LuneUiTheme.label("", "HudMuted", column)
	_note.autowrap_mode = TextServer.AUTOWRAP_WORD_SMART
	_extra = VBoxContainer.new()
	_extra.add_theme_constant_override("separation", 3)
	_extra.mouse_filter = Control.MOUSE_FILTER_IGNORE
	column.add_child(_extra)

func apply(wave: Dictionary, own_team: int, fighting: bool) -> void:
	var signature: String = "%s|%d|%s" % [str(wave), own_team, fighting]
	if signature == _signature:
		return
	_signature = signature
	compact = fighting
	_title.text = "DANACH" if fighting else "NÄCHSTE WELLE"
	_round.text = "WELLE %d" % int(wave.round)
	for child: Node in _rows.get_children():
		child.free()
	for child: Node in _extra.get_children():
		child.free()
	var monsters: Array = wave.monsters
	if fighting:
		var parts: PackedStringArray = []
		for monster: Dictionary in monsters:
			parts.append("%d× %s%s" % [int(monster.count), monster.name, " (neu)" if monster.new else ""])
		_note.text = ", ".join(parts) + " je Lane"
		return
	for monster: Dictionary in monsters:
		var row := HBoxContainer.new()
		row.add_theme_constant_override("separation", 7)
		row.mouse_filter = Control.MOUSE_FILTER_PASS
		_rows.add_child(row)
		var portrait := LunePortraitRect.new()
		portrait.custom_minimum_size = Vector2(30, 30)
		row.add_child(portrait)
		portrait.show_model(str(monster.id))
		var count := LuneUiTheme.label("%d×" % int(monster.count), "HudValue", row)
		count.custom_minimum_size.x = 30
		var title := LuneUiTheme.label(str(monster.name), "HudText", row)
		title.size_flags_horizontal = Control.SIZE_EXPAND_FILL
		title.clip_text = true
		title.text_overrun_behavior = TextServer.OVERRUN_TRIM_ELLIPSIS
		LuneGlyph.make("armor", LuneUiTheme.MUTED, 13.0, row)
		LuneUiTheme.label(DataCatalog.ARMOR_NAMES[int(monster.armor)], "HudMuted", row)
		if monster.new:
			var badge := LuneStatusBadge.new()
			badge.set_state("NEU", LuneUiTheme.WARN)
			row.add_child(badge)
		var data: Dictionary = monster
		LuneTooltip.attach(row, func() -> Dictionary: return {"title": str(data.name), "subtitle": "Monster der Welle %d" % int(wave.round),
			"stats": [["heart", "Leben", LuneUiTheme.number(data.hp)], ["sword", "Schaden/Treffer", LuneUiTheme.decimal(data.damage)],
				["range", "Reichweite", "%s m" % LuneUiTheme.decimal(data.range)], ["armor", "Rüstung", DataCatalog.ARMOR_NAMES[int(data.armor)]]],
			"note": "Beide Teams erhalten auf jeder Lane dieselbe Welle."})
	# Counter hint as in Legion TD 2: the armour most of the wave wears and the damage type
	# that hits it for 130 % (LuneUnit.DAMAGE_MATRIX).
	var armour_count: Array[int] = [0, 0, 0]
	for monster: Dictionary in monsters:
		armour_count[int(monster.armor)] += int(monster.count)
	var main_armour: int = armour_count.find(armour_count.max())
	var counter: int = 0
	for attack: int in range(3):
		if is_equal_approx(float(LuneUnit.DAMAGE_MATRIX[attack][main_armour]), 1.30):
			counter = attack
	_note.text = "%d Monster je Lane · beide Seiten gleich\nMeist %s: %s trifft stark" % [int(wave.count), DataCatalog.ARMOR_NAMES[main_armour], DataCatalog.DAMAGE_NAMES[counter]]
	var champions: Array = wave.champions
	var boss: Dictionary = wave.boss
	if champions.is_empty() and boss.is_empty():
		return
	LuneUiTheme.label("ANGEKÜNDIGT", "HudCaps", _extra)
	for entry: Dictionary in champions:
		var hostile: bool = not bool(entry.own)
		var row := HBoxContainer.new()
		row.add_theme_constant_override("separation", 6)
		row.mouse_filter = Control.MOUSE_FILTER_IGNORE
		_extra.add_child(row)
		LuneGlyph.make("champion", LuneUiTheme.DANGER if hostile else LuneUiTheme.CHAMPION, 15.0, row)
		var text := LuneUiTheme.label("%s → %s" % [entry.name, LuneMap.LANE_NAMES[entry.lane].to_upper()], "HudText", row)
		text.size_flags_horizontal = Control.SIZE_EXPAND_FILL
		var badge := LuneStatusBadge.new()
		badge.set_state("GEGEN EUCH" if hostile else "FÜR EUCH", LuneUiTheme.DANGER if hostile else LuneUiTheme.GOOD)
		row.add_child(badge)
	if not boss.is_empty():
		var hostile_boss: bool = not bool(boss.own)
		var row := HBoxContainer.new()
		row.add_theme_constant_override("separation", 6)
		row.mouse_filter = Control.MOUSE_FILTER_IGNORE
		_extra.add_child(row)
		LuneGlyph.make("crown", LuneUiTheme.DANGER if hostile_boss else LuneUiTheme.team_color(own_team), 16.0, row)
		var text := LuneUiTheme.label("Schlundkrone → %s" % LuneMap.LANE_NAMES[boss.lane].to_upper(), "HudText", row)
		text.size_flags_horizontal = Control.SIZE_EXPAND_FILL
		var badge := LuneStatusBadge.new()
		badge.set_state("GEGEN EUCH" if hostile_boss else "FÜR EUCH", LuneUiTheme.DANGER if hostile_boss else LuneUiTheme.GOOD, "crown")
		row.add_child(badge)