403 lines
18 KiB
TypeScript
403 lines
18 KiB
TypeScript
import { ecs } from "../../../../extensions/oops-plugin-framework/assets/libs/ecs/ECS";
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import { Vec3 } from "cc";
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import { HeroAttrsComp } from "./HeroAttrsComp";
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import { HeroViewComp } from "./HeroViewComp";
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import { DTType, SkillConfig, SkillKind, SkillSet, SkillUpList, TGroup } from "../common/config/SkillSet";
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import { Skill } from "../skill/Skill";
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import { smc } from "../common/SingletonModuleComp";
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import { GameConst } from "../common/config/GameConst";
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import { HType } from "../common/config/heroSet";
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import { Attrs } from "../common/config/HeroAttrs";
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/**
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* ==================== 自动施法系统 ====================
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*
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* 职责：
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* 1. 检测可施放的技能
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* 2. 根据策略自动施法（AI）
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* 3. 选择目标
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* 4. 添加施法请求标记
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*
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* 设计理念：
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* - 负责"何时施法"的决策
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*/
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@ecs.register('SCastSystem')
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export class SCastSystem extends ecs.ComblockSystem implements ecs.ISystemUpdate {
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debugMode: boolean = false; // 是否启用调试模式
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/** 空施法计划：用于“当前无可施法技能”时的统一返回 */
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private readonly emptyCastPlan = { skillId: 0, skillLv: 1, isFriendly: false, targetPos: null as Vec3 | null, targetEids: [] as number[] };
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/** 近战英雄默认施法射程 */
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private readonly meleeCastRange = 64;
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/** 查询缓存：避免每帧重复创建 matcher */
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private heroMatcher: ecs.IMatcher | null = null;
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/** 获取英雄查询条件（包含属性与视图组件） */
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private getHeroMatcher(): ecs.IMatcher {
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if (!this.heroMatcher) {
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this.heroMatcher = ecs.allOf(HeroAttrsComp, HeroViewComp);
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}
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return this.heroMatcher;
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}
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/** 系统过滤器：仅处理英雄实体 */
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filter(): ecs.IMatcher {
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return this.getHeroMatcher();
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}
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/**
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* 每帧更新：
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* 1. 战斗状态校验
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* 2. 英雄施法CD更新与显示
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* 3. 选取本帧可施放技能并执行施法
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*/
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update(e: ecs.Entity): void {
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if(!smc.mission.play ) return;
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if(smc.mission.pause) return
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if(!smc.mission.in_fight) return
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const heroAttrs = e.get(HeroAttrsComp);
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const heroView = e.get(HeroViewComp);
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if (!heroAttrs || !heroView || !heroView.node) return;
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if (heroAttrs.is_dead || heroAttrs.is_reviving || heroAttrs.isFrost()) return;
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heroAttrs.updateCD(this.dt);
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heroView.cd_show();
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const castPlan = this.pickCastSkill(heroAttrs, heroView);
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if (!this.hasCastTarget(castPlan)) return;
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this.castSkill(castPlan, heroAttrs, heroView);
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}
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/**
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* 选择当前应释放的技能。
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* 选择顺序：技能候选列表顺序 + 条件过滤（CD、目标可达、目标类型匹配）。
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* 返回内容同时包含“对敌施法”和“友方施法”两种执行所需数据。
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*/
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private pickCastSkill(heroAttrs: HeroAttrsComp, heroView: HeroViewComp): { skillId: number; skillLv: number; isFriendly: boolean; targetPos: Vec3 | null; targetEids: number[] } {
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const type = heroAttrs.type as HType;
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const maxRange = this.resolveMaxCastRange(heroAttrs, type);
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const target = this.findNearestEnemyInRange(heroAttrs, heroView, maxRange);
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const skillCandidates = this.buildSkillCandidates(heroAttrs.getSkillIds());
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const selfEid = heroView.ent?.eid;
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for (const s_uuid of skillCandidates) {
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if (!s_uuid) continue;
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const config = SkillSet[s_uuid];
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if (!config) continue;
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if (!heroAttrs.isSkillReady(s_uuid)) continue;
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const skillLv = heroAttrs.getSkillLevel(s_uuid);
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if (this.isSelfSkill(config.TGroup)) {
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if (typeof selfEid !== "number") continue;
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return { skillId: s_uuid, skillLv, isFriendly: true, targetPos: null, targetEids: [selfEid] };
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}
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if (this.isFriendlySkill(config.TGroup)) {
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const includeSelf = config.TGroup === TGroup.Ally;
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const friendlyEids = this.collectFriendlyTargetEids(heroAttrs.fac, selfEid, includeSelf);
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if (friendlyEids.length === 0) continue;
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return { skillId: s_uuid, skillLv, isFriendly: true, targetPos: null, targetEids: friendlyEids };
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}
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if (!target || !heroView.node || !target.node) continue;
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const targetPos = this.resolveEnemyCastTargetPos(config, heroAttrs, heroView, target, maxRange);
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if (!targetPos) continue;
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return { skillId: s_uuid, skillLv, isFriendly: false, targetPos, targetEids: [] };
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}
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return this.emptyCastPlan;
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}
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/**
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* 执行施法：
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* - 播放前摇与技能动作
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* - 延迟到出手时机后，按技能目标类型分发到对敌/友方效果处理
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* - 触发技能CD
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*/
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private castSkill(castPlan: { skillId: number; skillLv: number; isFriendly: boolean; targetPos: Vec3 | null; targetEids: number[] }, heroAttrs: HeroAttrsComp, heroView: HeroViewComp) {
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if (!smc.mission.in_fight) return;
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const s_uuid = castPlan.skillId;
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const skillLv = castPlan.skillLv;
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const config = SkillSet[s_uuid];
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const sUp = SkillUpList[s_uuid] ? SkillUpList[s_uuid]:SkillUpList[1001];
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const cNum = Math.min(2, Math.max(0, Math.floor(sUp.num ?? 0)));
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if (!config) return;
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//播放前摇技能动画
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heroView.playReady(config.readyAnm);
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//播放角色攻击动画
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heroView.playSkillAnm(config.act);
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// 优先使用技能配置的前摇时间，否则使用全局默认值
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// 注意：这里仍然是基于时间的延迟，受帧率波动影响。
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// 若需精确同步，建议在动画中添加帧事件并在 HeroViewComp 中监听。
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const delay = config.ready > 0 ? config.ready : GameConst.Battle.SKILL_CAST_DELAY;
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heroView.scheduleOnce(() => {
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if (!smc.mission.play || smc.mission.pause || !smc.mission.in_fight) return;
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if (!heroView.node || !heroView.node.isValid || heroAttrs.is_dead) return;
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const castTimes = 1 + cNum;
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for (let i = 0; i < castTimes; i++) {
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if (!smc.mission.play || smc.mission.pause || !smc.mission.in_fight) return;
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if (!heroView.node || !heroView.node.isValid || heroAttrs.is_dead) return;
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if (castPlan.isFriendly) {
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const friendlyTargets = this.resolveFriendlyTargets(castPlan.targetEids, heroAttrs.fac);
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if (friendlyTargets.length === 0) return;
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this.applyFriendlySkillEffects(s_uuid, skillLv, config, heroView, heroAttrs, friendlyTargets, null);
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continue;
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}
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const enemyTargetPos = this.resolveRepeatCastTargetPos(castPlan.targetPos, i);
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this.applyEnemySkillEffects(s_uuid, skillLv, config, heroView, heroAttrs, enemyTargetPos, i);
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}
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}, delay);
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heroAttrs.triggerSkillCD(s_uuid);
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}
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private resolveRepeatCastTargetPos(targetPos: Vec3 | null, castIndex: number): Vec3 | null {
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if (!targetPos) return null;
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if (castIndex === 1) return new Vec3(targetPos.x, targetPos.y + 15, targetPos.z);
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if (castIndex === 2) return new Vec3(targetPos.x, targetPos.y - 15, targetPos.z);
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return targetPos;
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}
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/** 构建技能尝试顺序：优先主动技能，其次普攻 */
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private buildSkillCandidates(skillIds: number[]): number[] {
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if (!skillIds || skillIds.length === 0) return [];
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if (skillIds.length === 1) return [skillIds[0]];
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return [...skillIds.slice(1), skillIds[0]];
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}
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/**
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* 创建技能实体（投射物/范围体等）。
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* 仅用于对敌伤害技能的实体化表现与碰撞伤害分发。
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*/
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private createSkillEntity(s_uuid: number, skillLv: number, caster: HeroViewComp,cAttrsComp: HeroAttrsComp, targetPos: Vec3, castIndex: number = 0) {
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if (!caster.node || !caster.node.isValid) return;
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const parent = caster.node.parent;
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if (!parent) return;
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const skill = ecs.getEntity<Skill>(Skill);
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const startPos = this.resolveRepeatCastStartPos(caster.node.position, castIndex);
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skill.load(startPos, parent, s_uuid, targetPos.clone(), caster, cAttrsComp, skillLv, 0);
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}
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/**
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* 对敌技能效果处理。
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* 当前职责：仅处理伤害技能并创建技能实体。
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*/
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private applyEnemySkillEffects(s_uuid: number, skillLv: number, config: SkillConfig, heroView: HeroViewComp, cAttrsComp: HeroAttrsComp, targetPos: Vec3 | null, castIndex: number = 0) {
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const kind = config.kind ?? SkillKind.Damage;
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if (kind !== SkillKind.Damage) return;
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if (config.ap <= 0 || !targetPos) return;
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this.createSkillEntity(s_uuid, skillLv, heroView, cAttrsComp, targetPos, castIndex);
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}
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private resolveRepeatCastStartPos(startPos: Readonly<Vec3>, castIndex: number): Vec3 {
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if (castIndex === 1) return new Vec3(startPos.x, startPos.y + 15, startPos.z);
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if (castIndex === 2) return new Vec3(startPos.x, startPos.y - 15, startPos.z);
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return startPos.clone();
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}
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/**
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* 友方技能效果处理。
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* 当前职责：
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* 1. 处理治疗与护盾
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* 2. 处理 buffs 配置追加
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* 3. 保留完整施法信息参数，便于后续扩展更多友方效果
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*/
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private applyFriendlySkillEffects(_s_uuid: number, _skillLv: number, config: SkillConfig, _heroView: HeroViewComp, _cAttrsComp: HeroAttrsComp, targets: HeroViewComp[], _targetPos: Vec3 | null) {
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const kind = config.kind ?? SkillKind.Support;
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const sUp = SkillUpList[_s_uuid] ?? SkillUpList[1001];
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const sAp =config.ap+sUp.ap*_skillLv;
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const sHit=config.hit_count+sUp.hit_count*_skillLv;
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const selectedTargets = this.pickRandomFriendlyTargets(targets, sHit);
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const applyTargets = kind === SkillKind.Heal ? this.sortTargetsByLowestHp(selectedTargets) : selectedTargets;
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for (const target of applyTargets) {
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if (!target.ent) continue;
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const model = target.ent.get(HeroAttrsComp);
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if (!model || model.is_dead) continue;
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if (kind === SkillKind.Heal && sAp !== 0) {
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const addHp = Math.floor(sAp*_cAttrsComp.ap/100);//技能的ap是百分值 需要/100
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model.add_hp(addHp);
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target.health(addHp);
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} else if (kind === SkillKind.Shield && sAp !== 0) {
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const addShield = Math.max(0, Math.floor(sAp));
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model.add_shield(addShield);
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}
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if (!config.buffs || config.buffs.length === 0) continue;
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for (const buffConf of config.buffs) {
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if (!buffConf) continue;
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const sBuffAp=buffConf.value+sUp.buff_ap
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const sBuffHp=buffConf.value+sUp.buff_hp
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switch (buffConf.buff){
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case Attrs.ap:
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model.add_ap(sBuffAp)
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//加工动画
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break
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case Attrs.hp_max:
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model.add_hp_max(sBuffHp)
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//加最大生命值动画
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break
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}
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}
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}
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}
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private pickRandomFriendlyTargets(targets: HeroViewComp[], hitCount: number): HeroViewComp[] {
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if (!targets || targets.length === 0) return [];
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const validHitCount = Math.max(1, Math.floor(hitCount));
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if (validHitCount >= targets.length) return [...targets];
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const pool = [...targets];
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const selected: HeroViewComp[] = [];
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while (selected.length < validHitCount && pool.length > 0) {
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const index = Math.floor(Math.random() * pool.length);
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const [target] = pool.splice(index, 1);
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if (!target) continue;
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selected.push(target);
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}
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return selected;
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}
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private sortTargetsByLowestHp(targets: HeroViewComp[]): HeroViewComp[] {
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return [...targets].sort((a, b) => {
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const aModel = a.ent?.get(HeroAttrsComp);
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const bModel = b.ent?.get(HeroAttrsComp);
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const aRatio = aModel && aModel.hp_max > 0 ? aModel.hp / aModel.hp_max : 1;
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const bRatio = bModel && bModel.hp_max > 0 ? bModel.hp / bModel.hp_max : 1;
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if (aRatio !== bRatio) return aRatio - bRatio;
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const aHp = aModel?.hp ?? Number.MAX_SAFE_INTEGER;
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const bHp = bModel?.hp ?? Number.MAX_SAFE_INTEGER;
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return aHp - bHp;
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});
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}
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/** 根据目标 eid 列表解析出有效友方视图目标 */
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private resolveFriendlyTargets(targetEids: number[], fac: number): HeroViewComp[] {
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const targets: HeroViewComp[] = [];
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for (const eid of targetEids) {
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const entity = ecs.getEntityByEid(eid);
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if (!entity) continue;
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const model = entity.get(HeroAttrsComp);
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const view = entity.get(HeroViewComp);
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if (!model || !view?.node) continue;
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if (model.fac !== fac) continue;
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if (model.is_dead || model.is_reviving) continue;
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targets.push(view);
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}
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return targets;
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}
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/**
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* 收集可作为友方技能目标的实体 eid。
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* includeSelf 控制是否包含施法者自身。
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*/
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private collectFriendlyTargetEids(fac: number, selfEid: number | undefined, includeSelf: boolean): number[] {
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const eids: number[] = [];
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ecs.query(this.getHeroMatcher()).forEach(entity => {
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const model = entity.get(HeroAttrsComp);
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const view = entity.get(HeroViewComp);
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if (!model || !view?.node || !view.ent) return;
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if (model.fac !== fac) return;
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if (model.is_dead || model.is_reviving) return;
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const eid = view.ent.eid;
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if (!includeSelf && typeof selfEid === "number" && eid === selfEid) return;
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eids.push(eid);
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});
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return eids;
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}
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/** 判定施法计划是否具备有效目标 */
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private hasCastTarget(castPlan: { skillId: number; skillLv: number; isFriendly: boolean; targetPos: Vec3 | null; targetEids: number[] }): boolean {
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if (castPlan.skillId === 0) return false;
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if (castPlan.isFriendly) return castPlan.targetEids.length > 0;
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return !!castPlan.targetPos;
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}
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/** 是否为友方目标技能（队友/友军） */
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private isFriendlySkill(group: TGroup): boolean {
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return group === TGroup.Team || group === TGroup.Ally;
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}
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/** 是否为自我目标技能 */
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private isSelfSkill(group: TGroup): boolean {
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return group === TGroup.Self;
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}
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/**
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* 在施法距离内查找最近敌人。
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* 用于单体技能与基础目标参考。
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*/
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private findNearestEnemyInRange(heroAttrs: HeroAttrsComp, heroView: HeroViewComp, maxRange: number): HeroViewComp | null {
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if (!heroView.node) return null;
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const currentX = heroView.node.position.x;
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let nearest: HeroViewComp | null = null;
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let minDist = Infinity;
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ecs.query(this.getHeroMatcher()).forEach(entity => {
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const attrs = entity.get(HeroAttrsComp);
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const view = entity.get(HeroViewComp);
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if (!attrs || !view?.node) return;
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if (attrs.fac === heroAttrs.fac) return;
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if (attrs.is_dead || attrs.is_reviving) return;
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const dist = Math.abs(currentX - view.node.position.x);
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if (dist > maxRange) return;
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if (dist >= minDist) return;
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minDist = dist;
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nearest = view;
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});
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return nearest;
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}
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/**
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* 在施法距离内查找“最前排”敌人。
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* 依据施法者面向方向选择 x 轴上更前的目标。
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*/
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private findFrontEnemyInRange(heroAttrs: HeroAttrsComp, heroView: HeroViewComp, maxRange: number, nearestEnemy: HeroViewComp): HeroViewComp | null {
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if (!heroView.node || !nearestEnemy.node) return null;
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const currentX = heroView.node.position.x;
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const direction = nearestEnemy.node.position.x >= currentX ? 1 : -1;
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let frontEnemy: HeroViewComp | null = null;
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let edgeX = direction > 0 ? Infinity : -Infinity;
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ecs.query(this.getHeroMatcher()).forEach(entity => {
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const attrs = entity.get(HeroAttrsComp);
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const view = entity.get(HeroViewComp);
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if (!attrs || !view?.node) return;
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if (attrs.fac === heroAttrs.fac) return;
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if (attrs.is_dead || attrs.is_reviving) return;
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const enemyX = view.node.position.x;
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const dist = Math.abs(currentX - enemyX);
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if (dist > maxRange) return;
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if (direction > 0) {
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if (enemyX >= edgeX) return;
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edgeX = enemyX;
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} else {
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if (enemyX <= edgeX) return;
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edgeX = enemyX;
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}
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frontEnemy = view;
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});
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return frontEnemy;
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}
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/**
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* 解析对敌技能目标点：
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* - 非范围技能：按施法方向生成目标点
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* - 范围技能：优先前排敌人位置
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*/
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private resolveEnemyCastTargetPos(config: SkillConfig, heroAttrs: HeroAttrsComp, heroView: HeroViewComp, nearestEnemy: HeroViewComp, maxRange: number): Vec3 | null {
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if (config.DTType !== DTType.range) {
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return this.buildEnemyCastTargetPos(heroView, nearestEnemy, maxRange);
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}
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const frontEnemy = this.findFrontEnemyInRange(heroAttrs, heroView, maxRange, nearestEnemy);
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if (!frontEnemy?.node) return null;
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return frontEnemy.node.position.clone();
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||
}
|
||
|
||
/** 计算英雄最大施法距离（优先缓存，其次按职业类型） */
|
||
private resolveMaxCastRange(heroAttrs: HeroAttrsComp, type: HType): number {
|
||
const cached = heroAttrs.getCachedMaxSkillDistance();
|
||
if (cached > 0) return cached;
|
||
if (type === HType.Long) return 720;
|
||
if (type === HType.Mid) return 360;
|
||
return this.meleeCastRange;
|
||
}
|
||
|
||
/** 生成沿目标方向的施法目标坐标 */
|
||
private buildEnemyCastTargetPos(caster: HeroViewComp, target: HeroViewComp, castRange: number): Vec3 {
|
||
const casterPos = caster.node.position;
|
||
const targetPos = target.node.position;
|
||
const direction = targetPos.x >= casterPos.x ? 1 : -1;
|
||
return new Vec3(casterPos.x + direction * castRange, casterPos.y, casterPos.z);
|
||
}
|
||
}
|