import _app from './../app.js';
import  wx from  './wx'
module.exports = class SelectorQuery {
    constructor() {
        this.val = [];
    }

    select(selector) {

        let element =  this.getSelectorFindId(selector);
        return element;
    }
    jumpToElement(element) {
        let listdom = weex.requireModule('dom');
        listdom.scrollToElement(element, {});

    }
    getSelectorFindId(id) {
        let a = id;
        if(a.substr(0,1) == "#"){
            a = a.substr(1);
        }
        let obj = _app.getCurrentInstance();
        let children = obj.$refs.system_scroll.children;
        // wx.alert(children);
        // return;
        let result = this.findElement(children,a);
        //wx.alert(result);
        return result;
    }
    findElement(children,id){

        if (children) {
            for (let i = 0; i < children.length; ++i) {
                if (children[i].attr.id == id) {
                    return children[i];
                }
                let new_children = children[i].children;
                if(new_children){
                    return this.findElement(new_children,id);
                }

            }
        }
        return false;
    }

}