import { cocosz } from "./CocosZ";
import Constant from "./Constant";



/**
 * 收取金币效果
 */
export default class FlyCoin {


    /**
     * 金币效果展示方法
     * @param pos 坐标
     * @param group 分组
     * @param callFun 所有金币飞到后回调
     */
    public static Show(iconName: string, pos: cc.Vec3, group?: string, callFun?: Function) {
        let pre = cocosz.resMgr.getRes("FlyIcon", cc.Prefab);
        if (pre) {
            let finshCount: number = 0;
            for (let i = 0; i < 15; i++) {
                const node: cc.Node = cc.instantiate(pre);
                if (node) {
                    node.children.forEach(c => {
                        if (c.name == iconName) {
                            c.opacity = 255;
                        } else {
                            c.opacity = 0;
                        }
                    })
                    if (group) node.group = group;
                    node.position = cc.v3(cc.winSize.width * 0.5, cc.winSize.height * 0.5);
                    node.scale = 2;
                    cc.director.getScene().addChild(node, 10000);
                    const t: cc.Tween = cc.tween(node);
                    t.by(0.2, { x: Math.random() * 400 - 200, y: Math.random() * 400 - 200 });
                    t.delay(Math.random() * 0.5 + 0.2);
                    t.parallel(cc.tween().to(0.3, { position: pos }), cc.tween().to(0.3, { scale: 0 }));
                    t.call(() => {
                        finshCount++;
                        if (finshCount == 14) {
                            callFun && callFun();
                        }
                        cocosz.audioMgr.playEffect(iconName);
                        node.destroy();
                    });
                    t.start();
                }
            }
        } else {
            cc.log("Prefab FlyCoin is not found!");
        }
    };

}