import { _decorator, Component, Node, LabelComponent } from 'cc';
import { playerData } from '../../framework/playerData';
import { util } from '../../framework/util';

const { ccclass, property } = _decorator;

@ccclass('Diamond')
export class Diamond extends Component {
    @property(LabelComponent)
    public lbDiamondNum: LabelComponent = null!;

    private _curDiamondNum: number = 0;
    private _targetDiamondNum: number = 0;
    private _ratio: number = 0;
    private _callback: Function = () => { };

    start() {
        this._refreshDiamond();
    }

    /**
     * 数量累加
     *
     * @param {number} targetDiamondNum 目标总数
     * @param {number} [interval=0.1] 每隔多久执行一次数目累加
     * @param {number} [ratio=0.25] 差值比例
     * @param {Function} [callback=()=>{}] 回调函数
     * @memberof Diamond
     */
    public startRaise(targetDiamondNum: number, interval: number = 0.1, ratio: number = 0.25, callback: Function = () => { }) {
        this._curDiamondNum = 0;
        this._targetDiamondNum = targetDiamondNum;
        this._ratio = ratio;
        this._callback = callback;

        this.schedule(this._numRaise, interval);
    }

    private _numRaise() {
        this._curDiamondNum = util.lerp(this._targetDiamondNum, this._curDiamondNum, this._ratio);
        this.lbDiamondNum.string = util.formatMoney(playerData.instance.playerInfo['diamond'] + Math.ceil(this._curDiamondNum));

        if (Math.ceil(this._curDiamondNum) === this._targetDiamondNum) {
            this.unschedule(this._numRaise);
            this._callback && this._callback();
        }
    }

    private _refreshDiamond() {
        this.lbDiamondNum.string = util.formatMoney(playerData.instance.playerInfo.diamond);
    }
}