import { _decorator, Component, sp } from 'cc';
import { GEvent } from 'db://assets/mx/module/event/GEvent';
import { ensureSpineSkeletonDataRuntime } from 'db://assets/mx/module/lang/spineRuntimePatch';
import { BattleSpinePlayback } from 'db://assets/script/battle/presentation/BattleSpinePlayback';
const { ccclass } = _decorator;

/** 受击/爆炸 Spine 预制体播放组件（prefab/爆炸/*） */
@ccclass('BombSpine')
export class BombSpine extends Component {
    Sk: sp.Skeleton | null = null;
    private _baseTimeScale = 1;

    protected onLoad(): void {
        this.Sk = this.node.getComponent(sp.Skeleton)
            ?? this.node.getComponentInChildren(sp.Skeleton);
    }

    protected onEnable(): void {
        GEvent.Ins.on(GEvent.BattleTimeScaleChanged, this._syncBattleTimeScale, this);
        this._syncBattleTimeScale();
    }

    protected onDisable(): void {
        GEvent.Ins.off(GEvent.BattleTimeScaleChanged, this._syncBattleTimeScale, this);
    }

    playSpine(name: string, callback: (() => void) | null = null, timeScale = 1, loop = false): void {
        if (!this.Sk) {
            this.Sk = this.node.getComponent(sp.Skeleton)
                ?? this.node.getComponentInChildren(sp.Skeleton);
        }
        if (!this.Sk) {
            callback?.();
            return;
        }
        this.Sk.enabled = true;
        this._baseTimeScale = timeScale;
        this.Sk.setAnimationCacheMode(sp.SpineAnimationCacheMode.REALTIME);
        if (this.Sk.skeletonData) {
            ensureSpineSkeletonDataRuntime(this.Sk.skeletonData);
        }
        BattleSpinePlayback.resetTracks(this.Sk);
        this._syncBattleTimeScale();
        // BattleSpinePlayback 失败路径已回调 onComplete，此处禁止再调，避免 double destoryNode
        BattleSpinePlayback.play(this.Sk, name, {
            loop,
            timeScale,
            onComplete: callback ?? undefined,
        });
    }

    /** 战斗暂停/恢复时同步 timeScale，避免暂停中加载的受击特效永久定格 */
    private _syncBattleTimeScale(): void {
        if (!this.Sk?.isValid) return;
        const battleScale = gg.game.CurentBattle?.TimeScale ?? 1;
        this.Sk.timeScale = this._baseTimeScale * battleScale;
    }

    destoryNode(): void {
        gg.res.putNode(this.node);
    }
}