## VERTICAL SLICE - NOT FOR PRODUCTION
## B 区结算明细带——战斗结算步骤流到玩家文案的全部行格式化规则内聚于此（挖掘期收起 1 行上轮摘要、结算期实时流）。
class_name BattleLogView
extends PanelContainer


const BAND_H_DIG := 24
const BAND_H_SETTLE := 84
const AGG_TYPES := ["reward_ineffective"]
const COL_GOLD := UiKit.HEX_GOLD

var _db
var _log: RichTextLabel
var _summary: Label
var _hint: Label
var _mode := "dig"                # dig = 收起摘要 / settle = 实时流（模式归组合根驱动）
var _round_rows: Array[Dictionary] = []       # 本结算轮行缓冲（上轮摘要构建源）
var _pending_agg := {}            # 聚合计数行 pending（type+batch_key → {row, count}）


func _init(db_ref) -> void:
	_db = db_ref
	custom_minimum_size = Vector2(0, BAND_H_DIG)
	size_flags_vertical = Control.SIZE_SHRINK_END
	var vb := VBoxContainer.new()
	vb.add_theme_constant_override("separation", 2)
	add_child(vb)
	var head := HBoxContainer.new()
	vb.add_child(head)
	# 明细条灰字对深灰底实测 2.63:1 → 暗底双色墨制=暖白族
	_summary = UiKit.label("",UiKit.FS_BODY, false, UiKit.WARM)
	_summary.custom_minimum_size = Vector2(0, BAND_H_DIG - 4)
	_summary.clip_text = true
	_summary.text_overrun_behavior = TextServer.OVERRUN_TRIM_ELLIPSIS
	head.add_child(_summary)
	_hint = UiKit.label("上轮摘要（回看归「生涯」）",UiKit.FS_HINT, false, UiKit.WARM)   # 辅助提示（≥14 辅助档）随上暖白
	_hint.size_flags_horizontal = Control.SIZE_SHRINK_END
	head.add_child(_hint)
	_log = RichTextLabel.new()
	_log.bbcode_enabled = true
	_log.scroll_following = true
	_log.custom_minimum_size = Vector2(0, BAND_H_SETTLE - 26)
	_log.clip_contents = true
	_log.scroll_active = true
	vb.add_child(_log)
	_log.visible = false


func set_mode(mode: String) -> void:
	if _mode == mode:
		return
	_mode = mode
	var settle := mode == "settle"
	_log.visible = settle
	_summary.visible = not settle
	custom_minimum_size = Vector2(0, BAND_H_SETTLE if settle else BAND_H_DIG)


func mode() -> String:
	return _mode


func clear() -> void:
	_log.clear()
	_round_rows.clear()
	_pending_agg = {}
	_summary.text = ""


# 每结算轮结束（下一轮开始/终局）——刷新挖掘期"上轮摘要"行
func finish_settlement_round() -> void:
	_flush_pending_agg()
	if _round_rows.is_empty():
		return
	var parts: Array[String] = []
	for bb in _round_rows:
		parts.append(_strip_bb(str(bb)))
	var text := "上轮: " + " | ".join(parts)
	if text.length() > 190:
		text = text.substr(0, 190) + "…"
	_summary.text = text
	_round_rows.clear()


func append_bb(bb: String) -> void:
	_flush_pending_agg()
	_log.append_text(bb + "\n")


func append_row(row: Dictionary) -> void:
	if AGG_TYPES.has(String(row.get("type", ""))):
		_accumulate_agg(row)
		return
	_flush_pending_agg()
	var bb := _format_row(row)
	_round_rows.append(bb)
	_log.append_text(bb + "\n")


func parsed_text() -> String:
	return _log.get_parsed_text()


# 无点击回看入口——冒险中不给数据回看（归「生涯」06 登记）；带保留单行摘要显示


# ---- 聚合计数（未生效类行防逐行惩罚轰炸——pattern 3 聚合纪律） ----

func _accumulate_agg(row: Dictionary) -> void:
	var key := "%s|%s" % [String(row.get("type", "")), String(row.get("batch_key", ""))]
	if _pending_agg.has(key):
		_pending_agg[key]["count"] = int(_pending_agg[key]["count"]) + 1
	else:
		_flush_pending_agg()
		_pending_agg[key] = {"row": row, "count": 1}


func _flush_pending_agg() -> void:
	if _pending_agg.is_empty():
		return
	for key in _pending_agg:
		var item: Dictionary[Variant, Variant] = _pending_agg[key]
		var row: Dictionary[Variant, Variant] = item["row"]
		var count: int = item["count"]
		var bb := _format_row(row, count)
		_round_rows.append(bb)
		_log.append_text(bb + "\n")
	_pending_agg = {}


# ---- 行格式化（模板「{行为} {值} → {目标}（来源）」） ----

func _source_label(src_key: String) -> String:
	if src_key == "":
		return ""
	return String(_db.settlement.source_label_map.get(src_key, src_key))


func _gold_frame(text: String) -> String:
	# highlight 金框强调（形状+色彩双通道：■ 前缀 + 金底）
	return "[bgcolor=%s][color=#%s]■ %s[/color][/bgcolor]" % [COL_GOLD, UiKit.HEX_ON_GOLD, text]


func _format_row(row: Dictionary, agg_count := -1) -> String:
	var src := _source_label(String(row.get("source_class", "")))
	var round_no: int = int(row.get("round_index", 0))
	var prefix := "  [color=#%s]R%d%s[/color] " % [UiKit.HEX_LOG_ROUND, round_no, ("·" + src) if src != "" else ""]
	var hl := String(row.get("highlight", ""))
	var v: int = int(row.get("value", 0))
	var name_: String = String(row.get("display_name", ""))
	var target := String(row.get("target", ""))
	var tail := " → %s" % target if target != "" else ""
	var suffix := "（%s）" % src if src != "" else ""
	match String(row.get("type", "")):
		"effect":
			# GP 型效果行：「GP 袋 +3」兑付反馈——value = 本行 ±power，
			# escrow = 战斗内缓冲现值（入钱包在战斗末一次上抛——呈现语义与增益池分账）
			if String(row.get("effect_id", "")) in ["gp_gain", "gp_loss"]:
				var gp_col := UiKit.HEX_LOG_GAIN if v > 0 else UiKit.HEX_LOG_LOSS
				var gp_body := "%s %+d（战斗暂存 %+d）%s" % [name_, v, int(row.get("escrow", 0)), suffix]
				return prefix + (_gold_frame(gp_body) if hl != "" else "[color=%s]%s[/color]" % [gp_col, gp_body])
			# 效果行 value = 单次贡献值，pool_value = 池合成值——禁相加呈现（战斗结算 呈现细则）
			var pool: int = int(row.get("pool_value", 0))
			var col := UiKit.HEX_LOG_HEAL if v > 0 else UiKit.HEX_LOG_LOSS
			var body := "%s 单次%+d（池 %+d）%s" % [name_, v, pool, suffix]
			return prefix + (_gold_frame(body) if hl != "" else "[color=%s]%s[/color]" % [col, body])
		"damage":
			# 伤害行无行上拆行文案——行上归因读数只剩掷点档位随行
			# 护甲等级掷点留档（掷点读数与档位随行可读；吃掷点分量恒带，棋盘来源行不带）
			var roll_txt := ""
			if row.get("roll", null) != null:
				roll_txt = "〔掷 %d vs 护甲 %d" % [int(row.roll), int(row.ac)]
				if bool(row.get("crit", false)):
					roll_txt += " · 暴击×%d" % int(_db.settlement.crit_multiplier)
				elif int(row.tier) < 100:
					roll_txt += " · ×%d%%" % int(row.tier)
				roll_txt += "〕"
			var kill := " ⚔击杀！" if row.get("killed", false) else ""
			# 伤害数字不明显——伤害值放大加色独立于行文（朱红大一号——数字即信息主角，非同字号色温微差）
			var body := "%s [color=#%s][size=17]-%d[/size][/color]%s%s%s%s" % [name_, UiKit.HEX_LOG_DMG_NUM, v, roll_txt, tail, kill, suffix]
			var body_col := UiKit.HEX_LOG_DMG_KILL if row.get("killed", false) else (UiKit.HEX_LOG_ROUND if v == 0 else UiKit.HEX_LOG_DMG_BODY)
			if bool(row.get("crit", false)):
				return prefix + _gold_frame(body)   # nat 最大面暴击 = 金框高亮行
			return prefix + "[color=%s]%s[/color]" % [body_col, body]
		"heal":
			return prefix + "[color=#%s]%s +%d%s%s[/color]" % [UiKit.HEX_LOG_HEAL, name_, v, tail, suffix]
		"reward_ineffective":
			# 未生效类行：⚠ icon + 划线形状冗余（非色相独载）+ 聚合计数
			var n := (" ×%d" % agg_count) if agg_count > 1 else ""
			return prefix + "[s][color=#%s]⚠ %s%s[/color][/s]%s" % [UiKit.HEX_LOG_VOIDED, name_, n, suffix]
		"seal_miss":
			var miss_note := ""
			if hl == "perfect_broken":
				miss_note = "（本图完美封印已破——清图奖励不再加倍）"
			elif hl == "":
				miss_note = "（首次封印落空已豁免——不计入完美封印判定）"
			var body := "✗ %s%s" % [name_, miss_note]
			return prefix + (_gold_frame(body) if hl == "perfect_broken" else "[color=#%s]%s[/color]" % [UiKit.HEX_LOG_ROUND, body])
		"cast":
			# 施放行：增益技 0 伤害施放，具名技能
			return prefix + "[color=#%s]✦ %s%s[/color]" % [UiKit.HEX_LOG_CAST, name_, suffix]
		"decay":
			return prefix + "[color=#%s]状态衰减 ×%d[/color]" % [UiKit.HEX_LOG_DECAY, v]
		"verdict":
			if int(row.value) == 1:
				return "[color=#%s][b]◆ %s[/b][/color]" % [UiKit.HEX_LOG_WIN, name_]
			return "[color=#%s][b]◆ %s[/b][/color]" % [UiKit.HEX_LOG_GAIN, name_]
		"highlight":
			return prefix + _gold_frame("★ %s" % name_)
	return prefix + name_ + suffix


func _strip_bb(bb: String) -> String:
	var out := ""
	var in_tag := false
	for ch in bb:
		if ch == "[":
			in_tag = true
		elif ch == "]":
			in_tag = false
		elif not in_tag:
			out += ch
	return out.replace("  ", " ").strip_edges()