@@ -0,0 +1,136 @@
1+'use strict'
2+
3+const Wiki = sites => {
4+ const entries = {}
5+ const main = document.getElementById('main')
6+ const aside = document.getElementById('aside')
7+ const authors = new Set()
8+ const terms = new Set()
9+
10+ const storeEntry = (author, url, parent, cat, entry) => {
11+ if (!(parent in entries)) {
12+ entries[parent] = {}
13+ entries[parent][cat] = [{ entry, author, url }]
14+ } else if (!(cat in entries[parent])) {
15+ entries[parent][cat] = [{ entry, author, url }]
16+ } else {
17+ entries[parent][cat].push({ entry, author, url })
18+ }
19+ terms.add(cat)
20+ authors.add(author)
21+ }
22+
23+ const storeEntries = (author, url, parent, entries) => {
24+ Array.isArray(entries)
25+ ? storeEntry(author, url, parent, 'list-definitions', entries)
26+ : Object.keys(entries).forEach(entry => storeEntry(author, url, parent, entry, entries[entry]))
27+ }
28+
29+ const transform = (author, url, ndtl) => {
30+ Object.keys(ndtl).forEach(cat => storeEntries(author, url, cat, ndtl[cat]))
31+ }
32+
33+ const parse = (site, content) => {
34+ console.log('Wiki', 'Parsing ' + site.wiki)
35+ const ndtl = indental(content)
36+ transform(site.author, site.url, ndtl)
37+ }
38+
39+ const selected = (key, category) => key.toLowerCase() === category.toLowerCase()
40+ ? 'selected'
41+ : ''
42+
43+ const formatSideBarCat = (key, entries) => (currentHtml, cat) => {
44+ const catLength = Object.keys(entries[cat]).length
45+ const newHtml = `<li class='${selected(key, cat)}'}'>
46+ <a href='#${cat}' data-msgs='${catLength}'>${cat.toLowerCase()}</a>
47+ </li>`
48+ return `${currentHtml}${newHtml}`
49+ }
50+
51+ const formatEntry = (definitions, definition) => {
52+ const formatEntryList = entryList => entryList.reduce((items, item) => `${items}<li>${item}</li>`, '')
53+
54+ const newHtml = typeof definition.entry === 'string'
55+ ? `<li>${definition.entry}
56+ <a class='author' target='_blank' href='${definition.url}'> - @${definition.author}</a>
57+ </li>`
58+ : `<li><ul>${formatEntryList(definition.entry)}
59+ <a class='author' target='_blank' href='${definition.url}'> — @${definition.author}</a>
60+ </ul></li>`
61+
62+ return `${definitions}${newHtml}`
63+ }
64+
65+ const formatEntries = entries => (currentHtml, category) => {
66+ const definitions = entries[category].reduce(formatEntry, '')
67+ const title = category === 'list-definitions'
68+ ? ''
69+ : `<li class='name'><strong>${category.toLowerCase()}</strong></li>`
70+ return `${currentHtml}<ul class='term'>${title}${definitions}</ul>`
71+ }
72+
73+ const findRelated = key => {
74+ const searchOtherCategories = entry => {
75+ return Object.keys(entries)
76+ .filter(category => Object.keys(entries[category]).some(otherCat => otherCat === entry))
77+ }
78+
79+ const foundMatches = Object.keys(entries[key])
80+ .filter(entry => entry !== 'list-definitions')
81+ .map(searchOtherCategories)
82+ const flattened = [].concat.apply([], foundMatches)
83+ return Array.from(new Set(flattened)).filter(related => related !== key)
84+ }
85+
86+ const formatRelated = (allRelated, relatedCategory) => {
87+ const newHtml = `<span><a href='#${relatedCategory}'>/${relatedCategory.toLowerCase()}</a> </span>`
88+ return `${allRelated}${newHtml}`
89+ }
90+
91+ const refresh = key => {
92+ if (key) {
93+ if (entries[key] === undefined) return
94+ const items = Object.keys(entries[key]).sort().reduce(formatEntries(entries[key]), '')
95+ const relatedCategories = findRelated(key)
96+ const relatedHtml = relatedCategories.length > 0
97+ ? relatedCategories.reduce(formatRelated, 'Related categories: ')
98+ : ''
99+ main.innerHTML = `<div class='related'><h1>${key}</h1>${relatedHtml}</div>${items}`
100+ } else {
101+ const html = `Click a /topic to get started, or try a random page`
102+ const stats = `The wiki contains ${terms.size} terms in ${Object.keys(entries).length} categories, from ${authors.size} authors.`
103+ main.innerHTML = `${html}<br />${stats}`
104+ }
105+
106+ const homeCat = `<li class='${selected(key, '')}'>
107+ <a href='#' data-msgs='${terms.size}'>home</a>
108+ </li>`
109+ const cats = Object.keys(entries).sort().reduce(formatSideBarCat(key, entries), homeCat)
110+ aside.innerHTML = `<ul>${cats}</ul>`
111+ }
112+
113+ return {
114+ initialize: hash => {
115+ console.log('Wiki', 'Fetching...')
116+ sites.filter(site => site.wiki && site.author).forEach(site => {
117+ fetch(site.wiki, { cache: 'no-store' }).then(x => x.text()).then(content => {
118+ parse(site, content)
119+ refresh(stripHash(hash))
120+ }).catch((err) => {
121+ console.warn(`${site.wiki}`, err)
122+ })
123+ })
124+ },
125+ refresh: key => { refresh(key) }
126+ }
127+}
128+
129+const stripHash = hash => {
130+ const decoded = decodeURIComponent(hash)
131+ return decoded.charAt(0) === '#' ? decoded.substring(1) : decoded
132+}
133+
134+window.addEventListener('hashchange', () => {
135+ wiki.refresh(stripHash(window.location.hash).toUpperCase())
136+})