/******************************************************************
 * Copyright(C) 2019 - 2020 Nx Studio
 *
 * Spine强化
 *
 *                                  2023.11.01
 ******************************************************************/

cc.Class( {

    extends: cc.Component,

    properties: {
        spNode: { default: null, type: sp.Skeleton },
        spAction: { default: "", displayName: "动作名" },
        spRK: { default: "", displayName: "资源键值" },
        spLoop: { default: true, displayName: "循环" },
        isAntialias: { default: true, displayName: "抗锯齿" },
    },

    // 编辑器特性
    editor: {

        // 允许当前组件在编辑器模式下运行
        executeInEditMode: false,

        // 当本组件添加到节点上后，禁止同类型（含子类）的组件再添加到同一个节点，防止逻辑发生冲突
        disallowMultiple: true,

        // menu 用来将当前组件添加到组件菜单中，方便用户查找
        menu: "Nx/本地化|骨骼动画",

    },

    // 加载
    onLoad: function() {

        // SP事件绑定
        this.spEvent();

        // 语言改变
        this.onLanguageChanged();

    },

    // 销毁
    onDestroy: function() {

        // 资源释放
        if( this.spSkeleton && window.nx ) {
            nx.assets.uncacheAsset( this.spSkeleton );
            this.spSkeleton = null;
        }

    },

    // 播放
    play: function( _rkey, _action, _cb, _loop ) {

        // 直接播放
        if( this.key == _rkey && this.spNode.skeletonData ) {
            this.action( _action, _loop, _cb );
            return;
        }

        // 先停止
        this.stop();

        // 再加载
        let self = this;
        this.load( _rkey, ( _e, _p ) => {

            // 失败处理
            if( _e ) {
                nx.dt.fnInvoke( _cb, _e );
                return;
            }

            // 最后播放
            self.action( _action, _loop, _cb );

        } );

    },

    // 停止
    stop: function( _release = true ) {

        this.spCB = null;

        if( !this.spNode ) {
            return;
        }

        // 动画停止
        this.spNode.node.opacity = 0;
        this.spNode.animation = "";
        if( _release && this.spNode.skeletonData ) {
            this.spNode.skeletonData.reset();
            this.spNode.skeletonData = null;
            nx.assets.uncacheAsset( this.spSkeleton );
            this.spSkeleton = null;
        }
    },

    // 加载SPINE文件
    load: function( _rkey, _cb ) {

        // 完成处理
        // 记录当前文件信息
        let self = this;
        let done = function() {
            self.key = _rkey;
            self.spRK = _rkey;
        };

        // 統一返回
        let notify = function( _p1, _p2 ) {
            if( !self || !self.spNode ) {
                nx.warn( `NxSpine:节点已经不存在,回调忽略!` );
                return;
            }
            nx.dt.fnInvoke( _cb, _p1, _p2 );
        };

        // 读取
        let path = nx.res.fmtPath( _rkey );
        nx.res.loadSpine( path, function( _e, _p ) {

            if( _e ) {
                notify( _e );
                return;
            }

            // 抗锯齿
            if( nx.dt.arrNEmpty( _p.textures ) ) {
                let minF = self.isAntialias ? cc.Texture2D.Filter.LINEAR : cc.Texture2D.Filter.NEAREST;
                let magF = self.isAntialias ? cc.Texture2D.Filter.LINEAR : cc.Texture2D.Filter.NEAREST;
                for( let i in _p.textures ) {
                    let tex = _p.textures[ i ];
                    if( tex ) {
                        tex.setFilters( minF, magF );
                    }
                }
            }

            // 资源绑定
            if( self.spNode ) {
                nx.assets.cacheAsset( _p, path );
                self.spNode.skeletonData = _p;

                nx.assets.uncacheAsset( self.spSkeleton );
                self.spSkeleton = _p;
                self.spNode.node.opacity = 255;
            }

            done();
            notify();
        } );
    },

    // 直接播放动作
    action: function( _action, _loop, _cb, _scale = 1.0 ) {

        if( !this.spNode ) {
            nx.warn( "节点丢失,播放动作失败!" + _action );
            return;
        }

        // 如果已经丢失数据,则重载播放
        if( !this.spNode.skeletonData ) {
            this.play( this.spRK, _action, _loop, _cb );
            return;
        }

        this.spCB = _cb;
        this.spAction = _action;
        this.spLoop = !!_loop;

        // 播放
        this.spNode.loop = !!_loop;
        this.spNode.animation = _action;
        this.spNode.node.opacity = 255;
        this.spNode.timeScale = _scale;

    },

    // 修改播放速度
    setTimeScale: function( _scale = 1.0 ) {
        if( this.spNode ) {
            this.spNode.timeScale = _scale;
        }
    },

    // SP事件绑定
    spEvent: function() {

        if( !this.spNode ) {
            return;
        }

        let self = this;
        let tracker = function( _key, _tracker, _custom = false ) {
            let name = _tracker.animation ? _tracker.animation.name : "";
            self._notify( _key, name, _custom );
        };

        // 监听
        this.spNode.setStartListener( _tk => { tracker( "start", _tk ); } );
        this.spNode.setInterruptListener( _tk => { tracker( "interrupt", _tk ); } );
        this.spNode.setEndListener( _tk => { tracker( "end", _tk ); } );
        this.spNode.setDisposeListener( _tk => { tracker( "disposed", _tk ); } );
        this.spNode.setCompleteListener( _tk => { tracker( "complete", _tk ); } );
        this.spNode.setEventListener( ( _tk, _event ) => { tracker( _event.data.name, _tk, true ); } );

    },

    // 当前语种改变
    onLanguageChanged: function( _lang ) {

        if( nx.dt.strEmpty( this.spRK ) ||
            nx.dt.strEmpty( this.spAction ) ) {
            return;
        }

        // 播放
        this.play( this.spRK, this.spAction, this.spCB, this.spLoop );

    },

    // 通告
    _notify: function( event, anim, custom ) {
        // nx.debug( "[SPINE]Event:%s %s", event, anim );
        nx.dt.fnInvoke( this.spCB, event, anim, custom );
    },

} );