Initial project sync

2026-07-06 22:55:14 -07:00
commit 8cca00d0da
1066 changed files with 58585 additions and 0 deletions
@@ -0,0 +1,111 @@
+class_name DefenseResolver
+extends RefCounted
+
+
+static func resolve_effective_defense(context: Dictionary, attack_tags: Array[StringName] = []) -> Dictionary:
+	var defense_state := StringName(str(context.get("defense_state", &"Vulnerable")))
+	# 背刺破格挡只作用于姿态本身的 Parrying，先降级再合并 effect 修饰符：
+	# 否则霸体（SuperArmor，优先级低于 Parrying）会先被格挡态吞掉、
+	# 再随背刺降级一起丢失，违反霸体「无击退、不打断」的承诺。
+	if defense_state == &"Parrying" and not bool(context.get("attack_from_front", true)):
+		defense_state = &"Vulnerable"
+	var modifiers := _defense_modifiers(context, attack_tags)
+	for modifier: Resource in modifiers:
+		var modified_state := StringName(str(modifier.get("defense_state")))
+		if not modified_state.is_empty():
+			defense_state = _stronger_defense_state(defense_state, modified_state)
+	var damage_mult := _damage_mult_for_state(defense_state, context)
+	var interrupts := defense_state != &"Invincible" and defense_state != &"SuperArmor" and defense_state != &"Parrying"
+	for modifier: Resource in modifiers:
+		damage_mult *= float(modifier.get("damage_mult"))
+		interrupts = interrupts and bool(modifier.get("interrupts"))
+	return {
+		"defense_state": defense_state,
+		"damage_mult": damage_mult,
+		"interrupts": interrupts,
+	}
+
+
+static func _damage_mult_for_state(defense_state: StringName, context: Dictionary = {}) -> float:
+	match defense_state:
+		&"Invincible":
+			return 0.0
+		&"Parrying":
+			return _parry_damage_mult(context)
+		&"SuperArmor":
+			return 1.0
+		_:
+			return 1.0
+
+
+static func _parry_damage_mult(context: Dictionary) -> float:
+	match StringName(str(context.get("block_judgement", &"perfect"))):
+		&"good":
+			return 0.2
+		&"bad":
+			return 0.4
+		&"miss":
+			return 1.0
+	return 0.0
+
+
+static func _defense_modifiers(context: Dictionary, attack_tags: Array[StringName]) -> Array[Resource]:
+	var modifiers: Array[Resource] = []
+	if context.has("defense_modifiers"):
+		modifiers = _resource_array(context["defense_modifiers"])
+	else:
+		var container = context.get("effect_container", null)
+		if container != null and container.has_method("defense_modifiers"):
+			modifiers = _resource_array(container.call("defense_modifiers"))
+	var matched: Array[Resource] = []
+	for modifier: Resource in modifiers:
+		if _modifier_matches_attack_tags(modifier, attack_tags):
+			matched.append(modifier)
+	return matched
+
+
+static func _resource_array(value: Variant) -> Array[Resource]:
+	var result: Array[Resource] = []
+	if value is Array:
+		for item: Variant in value:
+			if item is Resource:
+				result.append(item)
+	return result
+
+
+static func _modifier_matches_attack_tags(modifier: Resource, attack_tags: Array[StringName]) -> bool:
+	var required_tags := _string_name_array(modifier.get("required_attack_tags"))
+	return required_tags.is_empty() or _has_any(attack_tags, required_tags)
+
+
+static func _string_name_array(value: Variant) -> Array[StringName]:
+	var result: Array[StringName] = []
+	if value is Array:
+		for item: Variant in value:
+			result.append(StringName(str(item)))
+	return result
+
+
+static func _has_any(values: Array[StringName], candidates: Array[StringName]) -> bool:
+	for value: StringName in values:
+		if candidates.has(value):
+			return true
+	return false
+
+
+static func _stronger_defense_state(current_state: StringName, candidate_state: StringName) -> StringName:
+	return candidate_state if _defense_priority(candidate_state) > _defense_priority(current_state) else current_state
+
+
+static func _defense_priority(defense_state: StringName) -> int:
+	match defense_state:
+		&"Invincible":
+			return 4
+		&"Parrying":
+			return 3
+		&"SuperArmor":
+			return 2
+		&"Vulnerable":
+			return 1
+		_:
+			return 0