import { UITransform, v3 } from "cc";
import CountDownSchedule from "./CountDownSchedule";

export class Global {
    public static IsDevelop = false;

    //事件类型

    public static EventType_AddScore = "AddScore";
    public static EventType_MinusScore = "MinusScore";
    public static EventType_ShowTips = "ShowTips";
    public static EventType_GameOver = "GameOver";
    //音效
    public static Audio_Bg = "/audio/bg"
    public static Audio_AddScore = "/audio/AddScore"
    public static Audio_MinusScore = "/audio/minusScore"
    public static Audio_gameOver = "/audio/gameOver"
    public static Audio_GameFail = "/audio/GameFail"
    public static Audio_GameWin = "/audio/GameWin"
    public static Audio_Success = "/audio/success"
    public static Audio_SelectFail = "/audio/SelectFail"
    public static Audio_SelectWin = "/audio/SelectWin"
    public static Audio_Selected = "/audio/Selected"
    public static Audio_Drop = "/audio/Drop"
    public static Audio_timeOutFail = "/audio/timeOutFail"
    public static Audio_BlockRAndS = "/audio/BlockRAndS"

    //游戏
    public static StartLv = 1;
    public static MaxLv = 5;
    public static GameSetTime = 120;
    public static DifficultyRate = 1;      //游戏难度系数     
    //全局定时器
    public static cdSchedule: CountDownSchedule = new CountDownSchedule();

    public static getLevelData(datas, count) {
        let data = [];
        for (let i = 0; i < count; i++) {
            let index = 0;
            do {
                index = Global.getRandom(0, datas.length - 1);
            } while (data.indexOf(index) != -1);

        }
    }

    /**
     * 获取xxx-xxx之间的随机数
     * @param min 最小数
     * @param max 最大数
     * @returns 随机数字
     */
    public static getRandom(min, max): number {
        return Math.floor(Math.random() * (max - min + 1)) + min;
    }
    /**
     * 获取两个数字之差
     * @param num1 
     * @param num2 
     * @returns 
     */
    public static getDifference(num1, num2): number {
        return Math.abs(num1 - num2);
    }

    public static randomSort(a) {
        return a.sort(() => Math.random() - 0.5);
    }

    public static nodeToOtherPos(s, o) {
        return Global.worldConvertLocalPointAR(s, Global.localConvertWorldPointAR(o))
    }

    /**
   * 得到一个节点的世界坐标
   * node的原点在中心
   * @param {*} node 
   */
    public static localConvertWorldPointAR(node) {
        if (node) {
            return node.getComponent(UITransform).convertToWorldSpaceAR(v3());
        }
        return null;
    }

    /**
     * 把一个世界坐标的点，转换到某个节点下的坐标
     * 原点在node中心
     * @param {*} node 
     * @param {*} worldPoint 
     */
    public static worldConvertLocalPointAR(node, worldPoint) {
        if (node) {
            return node.getComponent(UITransform).convertToNodeSpaceAR(worldPoint);
        }
        return null;
    }

}