itemize.ts

//import {PropInfoExt2} from './types';
import 'be-linked/be-linked.js';
import {getIPsInScope} from 'be-linked/getIPsInScope.js';
import {getItemPropVal} from 'be-linked/getItemPropVal.js';

// const defaultProp:PropInfoExt2 = {
//     type: 'String'
// }
export async function itemize(container: Element | ShadowRoot): Promise<{[key: string]: any}>{
    const returnObj: {[key: string]: any} = {};
    //TODO: use @scoped css selector when available
    const itemscopes = Array.from(container.querySelectorAll('[itemscope]'));
    for(const itemscope of itemscopes){
        const {parentElement} = itemscope;
        if(parentElement !== null && parentElement.closest('[itemscope]') !== null) continue;
        const ips = getIPsInScope(itemscope);
        if(ips.length === 0) continue;
        const attrName = itemscope.localName.includes('-') ? 'enh-by-be-linked' : 'be-linked';
        if(!itemscope.hasAttribute(attrName)){
            itemscope.setAttribute(attrName, 'Share * from $1.');
        }
        for(const ip of ips){
            const {names, el} = ip;
            let defaultVal = await getItemPropVal(el);
            if(defaultVal === undefined){
                defaultVal =  el.textContent;
            }
            for(const name of names){
                if(returnObj[name]) continue;
                returnObj[name] = defaultVal;
            }
        }
        
    }
    return returnObj;
}