import { SysDefine } from "./config/SysDefine";
import UIBase from "./base/UIBase";
import UIManager from "./UIManager";
import { MaskOpacity } from "./config/SysDefine";
import uiHelper from "./base/UIHelper";
import { MaskType } from "./MaskType";
import { UIMaskScript } from "./UIMaskScript";

/**
 * 遮罩管理
 */
const {ccclass, property} = cc._decorator;
@ccclass
export default class UIMaskMgr extends cc.Component {
    public static popUpRoot: cc.Node = null;
    public static _inst: UIMaskMgr = null;
    public static get inst() {
        if(this._inst == null) {
            let tempObject = cc.find(SysDefine.SYS_UIMASK_NAME);
            this._inst = cc.find(SysDefine.SYS_UIMASK_NAME).addComponent<UIMaskMgr>(this);
            UIMaskMgr.inst.uiMask = new cc.Node("UIMaskNode").addComponent(UIMaskScript);
            UIMaskMgr.inst.uiMask.init();
            this.popUpRoot = cc.find(SysDefine.SYS_UIROOT_NAME + '/' + SysDefine.SYS_POPUP_NODE);
        }
        return this._inst;
    }
    private uiMask:UIMaskScript = null;

    /** 为mask添加颜色 */
    private async showMask(maskType: MaskType) {
        await this.uiMask.showMask(maskType.opacity, maskType.easingTime, maskType.isEasing);
    }

    public checkMaskWindow(uiBases: UIBase[]) {
        if(this.uiMask.node.parent) {
            this.uiMask.node.removeFromParent();
        }
        for(let i=uiBases.length-1; i>=0; i--) {
            if(uiBases[i].maskType.opacity > 0) {
                UIMaskMgr.popUpRoot.addChild(this.uiMask.node, Math.max(uiBases[i].node.zIndex-1, 0));
                this.uiMask.uid = uiBases[i].uid;
                this.showMask(uiBases[i].maskType);
                break;
            }
        }
        if(!this.uiMask.node.parent) {
            this.uiMask.node.opacity = 0;
        }
    }
}