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var _ = require('lodash');
var dom = require('./dom');
var SELECTOR_LIST = 'ol, ul';
var SELECTOR_LINK = '> a, p > a';
var BL = '\n';
// Find a list
function findList($parent) {
var $container = $parent.children('.olist');
if ($container.length > 0) $parent = $container.first();
return $parent.children('ul, ol');
}
// Parse a ul list and return list of chapters recursvely
function parseList($ul, $) {
var articles = [];
$ul.children('li').each(function() {
var article = {};
var $li = $(this);
// Get text for the entry
var $p = $li.children('p');
article.title = ($p.text() || dom.textNode($li.get(0))).trim();
// Parse link
var $a = $li.find(SELECTOR_LINK);
if ($a.length > 0) {
article.title = $a.first().text();
article.ref = $a.attr('href').replace(/\\/g, '/').replace(/^\/+/, '')
}
// Sub articles
var $sub = findList($li);
article.articles = parseList($sub, $);
if (!article.title) return;
articles.push(article);
});
return articles;
}
// HTML -> Summary
function parseSummary(html) {
var $ = dom.parse(html);
var $root = dom.cleanup(dom.root($), $);
var $lists = findList($root);
var parts = [];
$lists.each(function() {
var $list = $(this);
var $title = $list.prevUntil(SELECTOR_LIST, 'h2, h3, h4').first();
parts.push({
title: $title.text().trim(),
articles: parseList($list, $)
});
});
return {
parts: parts
};
}
module.exports = parseSummary;
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