"use strict";
var __createBinding = (this && this.__createBinding) || (Object.create ? (function(o, m, k, k2) {
    if (k2 === undefined) k2 = k;
    var desc = Object.getOwnPropertyDescriptor(m, k);
    if (!desc || ("get" in desc ? !m.__esModule : desc.writable || desc.configurable)) {
      desc = { enumerable: true, get: function() { return m[k]; } };
    }
    Object.defineProperty(o, k2, desc);
}) : (function(o, m, k, k2) {
    if (k2 === undefined) k2 = k;
    o[k2] = m[k];
}));
var __setModuleDefault = (this && this.__setModuleDefault) || (Object.create ? (function(o, v) {
    Object.defineProperty(o, "default", { enumerable: true, value: v });
}) : function(o, v) {
    o["default"] = v;
});
var __importStar = (this && this.__importStar) || function (mod) {
    if (mod && mod.__esModule) return mod;
    var result = {};
    if (mod != null) for (var k in mod) if (k !== "default" && Object.prototype.hasOwnProperty.call(mod, k)) __createBinding(result, mod, k);
    __setModuleDefault(result, mod);
    return result;
};
var __importDefault = (this && this.__importDefault) || function (mod) {
    return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.loadHtml = loadHtml;
exports.parse = parse;
exports.root = root;
exports.textNode = textNode;
exports.cleanup = cleanup;
const lodash_1 = __importDefault(require("lodash"));
const cheerio = __importStar(require("cheerio"));
/**
 * Load an HTML string and return a cheerio instance
 * @param html
 */
function loadHtml(html) {
    return cheerio.load(html, { _useHtmlParser2: true });
}
/**
 Parse an HTML string and return its content

 @param html
 @return {cheerio.Root}
 */
function parse(html) {
    const $ = cheerio.load(html, { _useHtmlParser2: true });
    const $el = $("html, body").first();
    return ($el.length > 0 ? $el : $);
}
/**
 Return main element for a DOM

 @param {cheerio.DOM}
 @return {cheerio.Node}
 */
function root($) {
    const $el = $("html, body, > div").first();
    return $el.length > 0 ? $el : $.root();
}
/**
 Return text node of an element

 @param {cheerio.Node}
 @return {string}
 */
function textNode($el) {
    return lodash_1.default.reduce($el.children, (text, e) => {
        if (e.type == "text")
            text += e.data;
        return text;
    }, "");
}
/**
 Cleanup a DOM by removing all useless divs

 @param {cheerio.Node}
 @param {cheerio.DOM}
 @return {cheerio.Node}
 */
function cleanup($el, $) {
    $el.find("div").each(function () {
        const $div = $(this);
        cleanup($div, $);
        $div.replaceWith($div.html());
    });
    return $el;
}