189 lines
10 KiB
GDScript
189 lines
10 KiB
GDScript
extends Resource
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class_name ItemInstance
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const ENERGY_REGENERATION_BONUS_MULTIPLIER := 0.5
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const EXTENSION_COOLDOWNS := preload("res://scripts/items/extension_cooldowns.gd")
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# Exported with the item; old items default to 30 seconds without rerolling.
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@export_range(5, 30, 1) var extension_cooldown: int = 30
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var _instance_ability: ActiveAbility
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@export var passive_value: float = -1.0
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func is_passive_extension() -> bool:
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return definition != null and definition.category == ItemDefinition.Category.ACTIVE_EXTENSION and not definition.passive_effect.is_empty()
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func get_passive_value() -> float:
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if not is_passive_extension():
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return 0.0
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match definition.passive_effect:
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"recycler": return clampf(passive_value, 0.5, 40.0)
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"virus": return clampf(floorf(passive_value), 1.0, 20.0)
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"titanium_armor": return clampf(passive_value, 5.0, 50.0)
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return 0.0
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func get_passive_description() -> String:
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var value := get_passive_value()
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match definition.passive_effect:
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"recycler": return "Każdy zebrany odłamek asteroidy odnawia %.1f%% maksymalnych tarcz i energii." % value
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"virus": return "Przejmuje uciekających wrogów (poniżej 10%% kadłuba). Zamiast uciekać atakują swoich dawnych sojuszników. Limit jednocześnie kontrolowanych: %d." % int(value)
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"titanium_armor": return "Pochłania 50%% otrzymywanych obrażeń, gdy kadłub ma nie więcej niż %d%% maksimum. Próg sprawdzany przed trafieniem." % int(value)
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return ""
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func get_active_ability() -> ActiveAbility:
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if definition == null or definition.active_ability == null:
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return null
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if definition.category != ItemDefinition.Category.ACTIVE_EXTENSION:
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return definition.active_ability
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if _instance_ability != null and _instance_ability.cooldown == clampi(extension_cooldown, 5, 30):
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return _instance_ability
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if _instance_ability == null:
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# Never mutate the shared ability resource in the item definition.
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_instance_ability = definition.active_ability.duplicate() as ActiveAbility
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_instance_ability.cooldown = clampi(extension_cooldown, 5, 30)
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var description := definition.active_ability.description
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var fixed_cooldown := RegEx.new()
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fixed_cooldown.compile(" (Odnowienie:|Zrzut co) [0-9]+ s\\.")
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description = fixed_cooldown.sub(description, "", true)
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if definition.item_id == "mine_layer":
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description = "Zostawia minę na 60 s. Uzbraja się po 0,7 s. Wykrywa bliski przelot wroga. Wybuch w promieniu 140 jednostek zadaje każdemu wrogowi 50% aktualnego kadłuba bez redukcji absorpcji (tarcze pochłaniają obrażenia) i spowalnia o 50% na 5 s."
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if definition.item_id == "afterburner":
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description = "Szybko rozpędza do 300% zwykłej prędkości (+200%), następnie wytraca nadmiar prędkości. Bez kosztu energii."
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_instance_ability.description = description + "\nOdnowienie: %d s." % _instance_ability.cooldown
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return _instance_ability
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@export var definition: ItemDefinition
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@export_range(1, 1000, 1) var item_level: int = 1
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@export var additional_modifiers: Array[ItemStatModifier] = []
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@export var primary_value_override: float = -1.0
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@export var energy_regeneration_override: float = -1.0
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@export_range(0, 4) var rarity: int = 0
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@export var damage_min: float = -1.0
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@export var damage_max: float = -1.0
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func get_stat_total(stat_key: String) -> float:
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if stat_key == "damage" and definition and definition.category == ItemDefinition.Category.WEAPON:
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var damage_range := get_damage_range()
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return (damage_range.x + damage_range.y) * 0.5
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var total := 0.0
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if definition and definition.primary_stat == stat_key:
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total += primary_value_override if primary_value_override >= 0.0 else definition.primary_value
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if definition and stat_key == "energy_regeneration":
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total += energy_regeneration_override if energy_regeneration_override >= 0.0 else definition.energy_regeneration_bonus
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for modifier in additional_modifiers:
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if modifier and modifier.stat_key == stat_key:
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total += modifier.value
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return total * ENERGY_REGENERATION_BONUS_MULTIPLIER if stat_key == "energy_regeneration" else total
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func get_damage_range() -> Vector2:
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if definition == null or definition.category != ItemDefinition.Category.WEAPON:
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return Vector2.ZERO
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var lower := damage_min
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var upper := damage_max
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if lower < 0.0 or upper < 0.0:
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if primary_value_override >= 0.0:
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# Older item instances retain their previously rolled damage.
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lower = primary_value_override
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upper = primary_value_override
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else:
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# Starter weapons use the middle of the definition's roll settings.
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lower = roundf((definition.damage_lower_roll_min + definition.damage_lower_roll_max) * 0.5)
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upper = lower + roundf((definition.damage_spread_roll_min + definition.damage_spread_roll_max) * 0.5)
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var flat_bonus := 0.0
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for modifier in additional_modifiers:
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if modifier and modifier.stat_key == "damage":
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flat_bonus += modifier.value
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return Vector2(maxf(0.0, minf(lower, upper) + flat_bonus), maxf(0.0, maxf(lower, upper) + flat_bonus))
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func roll_damage() -> float:
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var damage_range := get_damage_range()
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# Inclusive integer rolls, preserving fractional flat bonuses on both bounds.
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var whole_span := floori(damage_range.y - damage_range.x)
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return damage_range.x + randi_range(0, whole_span)
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func get_energy_cost() -> float:
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if definition == null or definition.category != ItemDefinition.Category.WEAPON:
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return 0.0
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if definition.weapon_kind in [ItemDefinition.WeaponKind.MACHINE_GUN, ItemDefinition.WeaponKind.MISSILE, ItemDefinition.WeaponKind.GAMMA]:
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return 0.0
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# Compare this weapon with its starter damage. Captain/global gear buffs are free.
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var base_lower := roundf((definition.damage_lower_roll_min + definition.damage_lower_roll_max) * 0.5)
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var base_spread := roundf((definition.damage_spread_roll_min + definition.damage_spread_roll_max) * 0.5)
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var base_average := maxf(1.0, base_lower + base_spread * 0.5)
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var damage_range := get_damage_range()
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var average := maxf(0.1, (damage_range.x + damage_range.y) * 0.5)
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var damage_factor := pow(average / base_average, definition.energy_damage_exponent)
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var addon_factor := 1.0 + get_addon_count() * definition.energy_per_addon
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return snappedf(maxf(0.0, definition.energy_cost * damage_factor * addon_factor), 0.1)
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func get_damage_range_text() -> String:
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var damage_range := get_damage_range()
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return "%s–%s DMG" % [_format_damage(damage_range.x), _format_damage(damage_range.y)]
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static func _format_damage(value: float) -> String:
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return str(roundi(value)) if is_equal_approx(value, roundf(value)) else "%.1f" % value
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func get_rarity_name() -> String:
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return ["Zwykły", "Niepospolity", "Rzadki", "Epicki", "Legendarny"][clampi(rarity, 0, 4)]
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func get_rarity_color() -> Color:
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return get_background_color().lightened(0.4)
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func get_addon_count() -> int:
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var count := 0
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for modifier in additional_modifiers:
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if modifier != null:
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count += 1
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return count
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func get_background_color() -> Color:
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# No addons and one addon are black; the strongest tier is burgundy.
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return [Color("080b10"), Color("080b10"), Color("603e28"), Color("285b91"), Color("8050b8"), Color("70243c")][clampi(get_addon_count(), 0, 5)]
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func get_type_color() -> Color:
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if definition == null:
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return Color("354455")
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match definition.category:
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ItemDefinition.Category.WEAPON:
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return Color("ae74ef")
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ItemDefinition.Category.ACTIVE_EXTENSION:
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return Color("85e5b6") if is_passive_extension() else Color("f39c4d")
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return Color("65ce8b")
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func get_tooltip_text() -> String:
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if definition == null:
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return ""
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if definition.category == ItemDefinition.Category.CONSUMABLE:
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return "%s\n\n%s\nR • Zużywa jedną sztukę z zasobów." % [definition.display_name, definition.description]
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var primary_text := "%s: +%.1f%s" % [stat_name(definition.primary_stat), get_stat_total(definition.primary_stat), definition.stat_suffix]
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if definition.category == ItemDefinition.Category.WEAPON:
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primary_text = "Obrażenia: %s" % get_damage_range_text()
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elif is_passive_extension():
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primary_text = get_passive_description() + "\nPASYWNE • Bez kosztu i cooldownu.\nDuplikaty nie sumują efektu — działa najlepszy egzemplarz."
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elif definition.active_ability != null:
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primary_text = get_active_ability().description
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var lines: Array[String] = [definition.display_name, "%s • Poziom %d" % [get_rarity_name(), item_level], "", definition.description, "", "CECHA GŁÓWNA", primary_text]
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if definition.energy_regeneration_bonus > 0.0:
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lines.append("Regeneracja generatora: +%.1f /s" % ((energy_regeneration_override if energy_regeneration_override >= 0.0 else definition.energy_regeneration_bonus) * ENERGY_REGENERATION_BONUS_MULTIPLIER))
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if definition.category == ItemDefinition.Category.WEAPON:
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lines.append("Typ obrażeń: %s" % DamageTypes.NAMES[definition.get_damage_type()])
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lines.append("Każdy strzał / impuls losuje obrażenia z tego zakresu.")
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if definition.weapon_kind == ItemDefinition.WeaponKind.MACHINE_GUN:
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lines.append("Zasięg: %.0f px • Amunicja: 1 / strzał" % definition.weapon_range)
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elif definition.weapon_kind == ItemDefinition.WeaponKind.GAMMA:
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lines.append("Zasięg: %.0f px • Napromieniowana amunicja: 1 / strzał" % definition.weapon_range)
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elif definition.weapon_kind == ItemDefinition.WeaponKind.MISSILE:
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lines.append("Amunicja: 1 rakieta / strzał • Cooldown bazowy: 5 s • Bez kosztu energii")
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else:
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lines.append("Zasięg: %.0f px • Energia: %.1f / strzał" % [definition.weapon_range, get_energy_cost()])
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lines.append("Odstęp strzałów: %.2f s" % maxf(definition.fire_interval, definition.weapon_cooldown))
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if not additional_modifiers.is_empty():
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lines.append("\nADDONY (aktywne po zamontowaniu)")
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for modifier in additional_modifiers:
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if modifier == null:
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continue
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lines.append(modifier.get_display_text())
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return "\n".join(lines)
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static func stat_name(key: String) -> String:
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return str({"luck_percent": "Szczęście", "kinetic_absorption": "Absorpcja kinetyczna", "energy_absorption": "Absorpcja energetyczna", "radiation_absorption": "Absorpcja radiacyjna", "missile_cooldown_reduction": "Skrócenie cooldownu rakiet", "scanner_range": "Zasięg skanera", "shield_on_damage_percent": "Odzysk tarcz z obrażeń", "damage": "Obrażenia", "max_hull": "Kadłub", "max_shields": "Tarcze", "max_energy": "Energia", "max_speed": "Prędkość", "energy_regeneration": "Regeneracja energii", "shield_regeneration": "Regeneracja tarcz", "hull_percent": "Kadłub", "shield_percent": "Tarcze", "damage_percent": "Obrażenia broni", "speed_percent": "Prędkość statku", "experience_percent": "Doświadczenie (EXP)", "credits_percent": "Kredyty", "critical_chance_percent": "Szansa na trafienie krytyczne", "critical_damage_percent": "Obrażenia krytyczne"}.get(key, key))
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