118 lines
3.9 KiB
GDScript
118 lines
3.9 KiB
GDScript
## PlayerStats — 玩家属性统计（Autoload: PlayerStats）
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## 权威来源：development_plan.md S2、numerical_design.md §1.2
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extends Node
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signal stats_changed
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signal leveled_up(new_level: int)
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# ── HP ───────────────────────────────────────────────
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var hp: float = 100.0
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var hp_max: float = 100.0
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# ── 资源 ──────────────────────────────────────────────
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var gold: int = 0
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var xp: int = 0
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# ── 等级 ──────────────────────────────────────────────
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var level: int = 1
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var xp_to_next: int = 10 # 升级所需 XP
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# ── 战斗属性 ───────────────────────────────────────────
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var cpu_limit: int = 5 # 控制 MAX_OPS = cpu_limit * 40
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var armor: float = 0.0
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var resistance: float = 0.0 # 0.0~1.0
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# ── 魔力（MVP）─────────────────────────────────────────
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var mana: float = 100.0
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var mana_max: float = 100.0
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var mana_regen: float = 5.0 # 每秒回复
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func _ready() -> void:
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EventBus.subscribe(EventID.PLAYER_DAMAGED, _on_player_damaged)
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## 升级曲线：roundf(10 × 1.4^(level-1))，P6-N16
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## Level 1→2: 10 XP; Level 5→6: ≈ 54 XP
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static func xp_for_level(lv: int) -> int:
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return roundi(10.0 * pow(1.4, float(lv - 1)))
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func gain_xp(amount: int) -> void:
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xp += amount
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while xp >= xp_to_next:
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xp -= xp_to_next
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level += 1
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xp_to_next = xp_for_level(level)
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leveled_up.emit(level)
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EventBus.emit(EventID.LEVEL_UP, {"level": level})
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stats_changed.emit()
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func gain_gold(amount: int) -> void:
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gold += amount
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stats_changed.emit()
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func spend_gold(amount: int) -> bool:
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if gold < amount:
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return false
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gold -= amount
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stats_changed.emit()
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return true
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func take_damage(amount: float) -> void:
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hp = max(0.0, hp - amount * SettingsManager.player_dmg_taken_mult()) # 难度减伤（初学者×0.7）
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stats_changed.emit()
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if hp <= 0.0:
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EventBus.emit(EventID.PLAYER_DIED, {})
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func heal(amount: float) -> void:
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hp = min(hp_max, hp + amount)
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stats_changed.emit()
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func get_hp_percent() -> float:
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return hp / max(hp_max, 0.001)
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## 换杖时设定蓝池上限/回速，并把当前蓝夹到 [0, max]
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func set_mana_pool(max_v: float, regen: float) -> void:
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mana_max = max_v
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mana_regen = regen
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mana = clampf(mana, 0.0, mana_max)
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stats_changed.emit()
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## 花费魔力；够则扣除返回 true，否则不变返回 false
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func spend_mana(cost: float) -> bool:
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if mana < cost:
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return false
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mana -= cost
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stats_changed.emit()
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return true
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## 每帧回蓝（PlayerManager 驱动）。不 emit stats_changed —— HUD 每帧直接读 mana，
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## 避免回蓝过程每帧发信号触发商店刷新。
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func regen_mana(delta: float) -> void:
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if mana >= mana_max:
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return
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mana = min(mana_max, mana + mana_regen * delta)
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func _on_player_damaged(payload: Dictionary) -> void:
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take_damage(float(payload.get("damage", 0.0)))
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func reset_for_run() -> void:
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hp = hp_max
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mana = mana_max
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gold = 0
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xp = 0
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level = 1
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xp_to_next = xp_for_level(1)
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stats_changed.emit()
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func get_save_data() -> Dictionary:
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return {"hp": hp, "hp_max": hp_max, "gold": gold, "xp": xp, "level": level, "cpu_limit": cpu_limit}
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func load_save_data(data: Dictionary) -> void:
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hp = float(data.get("hp", 100.0))
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hp_max = float(data.get("hp_max", 100.0))
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gold = int(data.get("gold", 0))
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xp = int(data.get("xp", 0))
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level = int(data.get("level", 1))
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cpu_limit = int(data.get("cpu_limit", 5))
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xp_to_next = xp_for_level(level)
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stats_changed.emit()
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