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63 lines
2.4 KiB
63 lines
2.4 KiB
import { membershipFromArray } from '../../../mx/tools/MembershipSet';
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import type { BattleSession } from 'db://assets/mx/module/battle';
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import { AttributeComp } from 'db://assets/mx/module/battle/ecs/Components';
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import { COUNT_BUFF_GROUP } from 'db://assets/mx/module/battle/combat/DamagePipeline';
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import type { EntityId } from 'db://assets/mx/module/ecs';
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import type { Player } from '../../game/Player';
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import type { MapManager } from '../map/legacy/MapManager';
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import { findCompositionForEntity, findGridIndexForEntity } from '../runtime/DeployEntityQuery';
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import { ATK_FAST_ASPD_GROUP, TIMED_BUFF_GROUP } from './EntryBuffGroups';
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export const WANGMU_ULT_BUFF_GROUP = 'wangmu_ult';
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const TIMED_POSITIVE_BUFF_GROUPS = membershipFromArray([TIMED_BUFF_GROUP, ATK_FAST_ASPD_GROUP, WANGMU_ULT_BUFF_GROUP]);
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/** 己方单位是否持有需要格子表现的临时正面 buff */
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export function entityHasActivePositiveBuff(session: BattleSession, entityId: EntityId): boolean {
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const world = session.world;
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if (!world.isAlive(entityId)) return false;
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const attr = world.getComponent(entityId, AttributeComp);
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if (!attr) return false;
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return attr.modifiers.some(m => {
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if (m.group === COUNT_BUFF_GROUP && (m.charges ?? 0) > 0) return true;
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return m.remain != null
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&& m.remain > 0
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&& m.group != null
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&& TIMED_POSITIVE_BUFF_GROUPS.has(m.group);
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});
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}
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/** 实体占用的全部地图格（多字英雄返回全部字格 index） */
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export function resolveGridIndicesForEntity(
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entityId: EntityId,
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session: BattleSession,
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map: MapManager,
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player: Player | null,
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): number[] {
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const out: number[] = [];
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forEachGridIndexForEntity(entityId, session, map, player, (idx) => out.push(idx));
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return out;
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}
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/** 遍历实体占格，不分配中间数组（buff 同步等热路径用） */
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export function forEachGridIndexForEntity(
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entityId: EntityId,
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session: BattleSession,
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map: MapManager,
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player: Player | null,
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fn: (gridIndex: number) => void,
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): void {
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if (player) {
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const comp = findCompositionForEntity(entityId, player, session, map);
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if (comp?.gridIndices.length) {
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for (let i = 0; i < comp.gridIndices.length; i++) {
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fn(comp.gridIndices[i]);
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}
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return;
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}
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}
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if (!player) return;
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const idx = findGridIndexForEntity(entityId, player, session, map);
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if (idx != null) fn(idx);
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}
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