import * as _ from 'lodash';
import * as xpath from 'xpath';
import * as xmldom from 'xmldom';

export const getXpathDoc = (html: string) => {
  const dom = xmldom.DOMParser;
  const doc = new dom({
    locator: {},
    errorHandler: {
      warning: function (w) {
        // 
      },
      error: function (e) {
        // 
      },
      fatalError: function (e) {
        // 
      },
    },
  }).parseFromString(html);
  return doc
}



const get = _.get;

export const fixUrl = (url, host) => {
  let src = url;
  if (src) {
    if (!src.startsWith('http')) {
      src = `${host}${src}`;
    }
    try {
      const newUrl = new URL(src);
    } catch (error) {
      console.error('fixImgSrc error', error);
      src = '';
    }
  }
  return src;
};

export const getHtmlDoc = (html) => {
  const dom = xmldom.DOMParser;
  const doc = new dom({
    locator: {},
    errorHandler: {
      warning: function (w) {
        // 
      },
      error: function (e) {
        // 
      },
      fatalError: function (e) {
        //  console.error('error parseFromString fatalError', e);
      }
    }
  }).parseFromString(html);
  return doc;
};

export const getText = (path, block) => {
  const node = xpath.select(`${path}`, block);
  const text = get(node, '[0].nodeValue', '').trim();
  return text;
};

export const getTextCreator = (block) => {
  return (path) => {
    const node = xpath.select(`${path}`, block);
    const text = get(node, '[0].nodeValue', '').trim();
    return text;
  };
};