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102 lines
3.8 KiB
102 lines
3.8 KiB
import type { BattleSession } from 'db://assets/mx/module/battle';
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import { AttributeComp, CombatComp } from 'db://assets/mx/module/battle/ecs/Components';
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import type { EntityId } from 'db://assets/mx/module/ecs';
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import { BattleBuffCarryStore } from '../../manager/battleBuff/BattleBuffCarryStore';
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import { resolveCarriedUnitAttackSpeedBonusWan } from '../../manager/battleBuff/BattleBuffPassiveSkillUtil';
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import type { ProjectBattleHandle } from '../runtime/BattleRuntime';
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import { AI_PLAYER_ID } from '../ai/runtime/AiCampArea';
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/** 被动攻击单位攻速 modifier 分组 */
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const UNIT_ASPD_MOD_GROUP = 'battle_buff_unit_aspd';
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/** 单玩家攻速 */
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type PlayerAspd = {
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/** playerId */
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playerId: number;
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/** 万分比 */
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bonusWan: number;
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};
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/**
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* 被动 functiontype=27 九天天鼓：携带方「我方单位」（己侧场上塔/神将）攻速 +万分比。
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* 不是出征兵；出征兵见补元丹/云麾号角。
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*/
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export class BattleBuffUnitAttackSpeedHost {
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private _battle: ProjectBattleHandle | null = null;
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private readonly _bonuses: PlayerAspd[] = [];
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/** 绑定本局并对已有攻击单位施加攻速加成 */
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bind(battle: ProjectBattleHandle): void {
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this.unbind();
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this._battle = battle;
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this._bonuses.length = 0;
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this._pushBonus(battle.localPlayerId);
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this._pushBonus(AI_PLAYER_ID);
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if (this._bonuses.length <= 0) return;
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for (let i = 0; i < this._bonuses.length; i++) {
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const player = battle.getPlayer(this._bonuses[i].playerId);
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if (!player) continue;
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const deployed = player.deployedUnits;
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for (let u = 0; u < deployed.length; u++) {
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this.refreshEntity(battle.session, deployed[u], this._bonuses[i].playerId);
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}
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}
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}
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/** 解除绑定 */
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unbind(): void {
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this._battle = null;
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this._bonuses.length = 0;
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}
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/**
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* 塔部署/升级后补施加被动攻速。
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* @param session 会话
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* @param entityId 实体
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* @param ownerPlayerId 塔归属；缺省用本机
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*/
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refreshEntity(session: BattleSession, entityId: EntityId, ownerPlayerId?: number): void {
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if (this._bonuses.length <= 0) return;
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const pid = ownerPlayerId != null
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? Math.max(0, Math.floor(Number(ownerPlayerId) || 0))
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: (this._battle?.localPlayerId ?? 0);
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for (let i = 0; i < this._bonuses.length; i++) {
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if (this._bonuses[i].playerId !== pid) continue;
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this._applyModifier(session, entityId, this._bonuses[i].bonusWan, pid);
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return;
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}
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}
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private _pushBonus(playerId: number): void {
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const adjust = resolveCarriedUnitAttackSpeedBonusWan(BattleBuffCarryStore.getPassives(playerId));
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if (!adjust.active || adjust.bonusWan <= 0) return;
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this._bonuses.push({ playerId, bonusWan: adjust.bonusWan });
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}
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private _applyModifier(session: BattleSession, entityId: EntityId, bonusWan: number, playerId: number): void {
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const world = session.world;
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if (!world.isAlive(entityId)) return;
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if (!world.getComponent(entityId, CombatComp)) return;
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if (!world.getComponent(entityId, AttributeComp)) {
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world.addComponent(entityId, new AttributeComp());
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}
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session.attributes.addModifier(entityId, {
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attr: 'aspd_add',
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op: 'Add',
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value: bonusWan,
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source: `${UNIT_ASPD_MOD_GROUP}_${playerId}`,
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group: UNIT_ASPD_MOD_GROUP,
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});
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}
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}
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let _host: BattleBuffUnitAttackSpeedHost | null = null;
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/** 全局攻击单位攻速被动 Host（单局复用） */
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export function getBattleBuffUnitAttackSpeedHost(): BattleBuffUnitAttackSpeedHost {
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if (!_host) _host = new BattleBuffUnitAttackSpeedHost();
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return _host;
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}
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