const {ccclass, property} = cc._decorator;

@ccclass
export default class SpineAnimationCtrl extends cc.Component {

    private spineNode: sp.Skeleton = null;
    private spineCallback: Function = null;
    private completeCallback: Function = null;

    protected onLoad(): void {
        this.initProp();
    }

    private initProp() {
        this.spineNode = this.node.getComponent(sp.Skeleton);
        this.spineNode.setCompleteListener((endEntry: any) => {
            this.spineCallback && this.spineCallback(endEntry);
        });
    }

    protected start(): void {
        
    }

    playAnimation(aniName: string = "animation", isLoop: boolean = false, playedStatus: boolean = false, aniName2: string = "", isLoop2: boolean = false) {
        this.node.active = true;
        this.spineNode.setToSetupPose();
        this.spineNode.setAnimation(0, aniName, isLoop);
        this.spineCallback = (endEntry: any) => {
            let isEnd = false;
            if (aniName == endEntry.animation.name) {
                if (this.isValidString(aniName2)) {
                    return this.spineNode.setAnimation(0, aniName2, isLoop2);
                }
                isEnd = true;
            } else {
                isEnd = true;
            }
            if (isEnd) {
                this.completeCallback && this.completeCallback();
                if (isLoop || isLoop2) {
                    return;
                }
                this.node.active = playedStatus;
            }
        }
    }

    setCompleteCallback(callback: Function) {
        this.completeCallback = callback;
    }

    private isValidString(str: string | null | undefined): boolean {
        return !!str && str.trim().length > 0;
    }

    // generateAllNodes () {
    //     // 取得挂点工具
    //     let attachUtil = this.spineNode.attachUtil;
    //     attachUtil.generateAllAttachedNodes();
    //     // 因为同名骨骼可能不止一个，所以需要返回数组
    //     let boneNodes = attachUtil.getAttachedNodes(this.boneName);
    //     // 取第一个骨骼作为挂点
    //     let boneNode = boneNodes[0];
    //     boneNode.addChild(cc.instantiate(this.targetPrefab));
    // }

    // destroyAllNodes () {
    //     let attachUtil = this.spineNode.attachUtil;
    //     attachUtil.destroyAllAttachedNodes();
    // }

    // protected onEnable(): void {
        
    // }

    // protected onDisable(): void {
        
    // }

    // protected onDestroy(): void {
        
    // }
}