programmingfonts/index.js
2023-07-05 17:35:30 +02:00

262 lines
7.4 KiB
JavaScript

/* global CodeMirror plausible */
import { Cookies } from './modules/cookies.js'
import { Fontsize } from './modules/fontsize.js'
import { Filters } from './modules/filters.js'
import { Language } from './modules/language.js'
import { Spacing } from './modules/spacing.js'
import { Theme } from './modules/theme.js'
let fontData
const fontsize = new Fontsize()
window.CMeditor = CodeMirror.fromTextArea(document.getElementById('code'), {
lineNumbers: true,
styleActiveLine: true,
matchBrackets: true,
theme: 'pastel-on-dark',
lineWrapping: true
})
function isVisible (el) {
const container = document.querySelector('section.select-list').getBoundingClientRect()
const target = el.getBoundingClientRect()
return target.bottom > container.top && target.top < container.bottom
}
/**
* Get the font from the #, the cookie, or a default
*/
function getFont () {
let font = window.location.hash.substring(1)
if (!font) {
font = Cookies.get('font')
}
if (!font) {
font = 'source-code-pro'
}
return font
}
// ProgrammingFonts font selector
function selectFont () {
const msg = document.querySelector('footer .subtitle')
const codeMirror = document.querySelector('.CodeMirror')
const font = getFont()
if (typeof fontData !== 'undefined') {
msg.innerHTML = `Test drive <a rel="external" href="${fontData[font].website}">${fontData[font].name}!</a>`
}
if (typeof fontData !== 'undefined' && fontData[font].rendering === 'bitmap') {
codeMirror.classList.add('no-smooth')
if (fontData[font]['bitmap size']) {
fontsize.forceSize(fontData[font]['bitmap size'])
}
} else {
codeMirror.classList.remove('no-smooth')
fontsize.reset()
}
if (font === 'input') {
codeMirror.style.fontFamily = 'Input Mono, monospace'
codeMirror.querySelectorAll('pre, textarea').forEach((element) => {
element.style.fontFamily = 'Input Mono, monospace'
})
} else {
codeMirror.style.fontFamily = `${font}, monospace`
codeMirror.querySelectorAll('pre, textarea').forEach((element) => {
element.style.fontFamily = `${font}, monospace`
})
}
document.querySelectorAll('#select-font [data-alias]').forEach((element) => {
element.classList.remove('active')
})
const activeEntry = document.querySelector(`#select-font [data-alias='${font}']`)
if (activeEntry) {
activeEntry.classList.add('active')
if (!isVisible(activeEntry)) {
activeEntry.scrollIntoView({
block: 'center',
inline: 'nearest',
behavior: 'smooth'
})
}
}
Cookies.set('font', font)
}
function renderSelectList () {
const icon =
'<svg class="octicon" viewBox="0 0 12 14" version="1.1" width="12" height="14" aria-hidden="true"><path fill-rule="evenodd" d="M11 10h1v3c0 .55-.45 1-1 1H1c-.55 0-1-.45-1-1V3c0-.55.45-1 1-1h3v1H1v10h10v-3zM6 2l2.25 2.25L5 7.5 6.5 9l3.25-3.25L12 8V2H6z"></path></svg>'
const pinIcon =
'<svg class="octicon octicon-pin" viewBox="0 0 16 16" version="1.1" width="16" height="16" aria-hidden="true"><path fill-rule="evenodd" d="M10 1.2V2l.5 1L6 6H2.2c-.44 0-.67.53-.34.86L5 10l-4 5 5-4 3.14 3.14a.5.5 0 0 0 .86-.34V10l3-4.5 1 .5h.8c.44 0 .67-.53.34-.86L10.86.86a.5.5 0 0 0-.86.34z"></path></svg>'
let favoritesMap = {}
let favorites = []
const ajax = new XMLHttpRequest()
document.getElementById('select-font').innerHTML = ''
try {
favorites = JSON.parse(localStorage.getItem('favorites')) || []
favoritesMap = favorites.reduce((acc, alias) => {
acc[alias] = true
return acc
}, {})
} catch (err) {
// eslint-disable-next-line no-console
console.error('could not render favorites', err)
}
ajax.onreadystatechange = () => {
const fonts = []
const authors = []
if (ajax.readyState === 4 && ajax.status === 200) {
fontData = ajax.response
Object.keys(fontData).forEach((key) => {
const v = fontData[key]
v.alias = key
fonts.push(v)
if (authors.indexOf(v.author) < 0) {
authors.push(v.author)
}
})
}
authors.sort()
fonts.sort((a, b) => {
if (favoritesMap[a.alias] && !favoritesMap[b.alias]) {
return -1
}
if (!favoritesMap[a.alias] && favoritesMap[b.alias]) {
return 1
}
if (a.name.toLowerCase() < b.name.toLowerCase()) {
return -1
}
if (a.name.toLowerCase() > b.name.toLowerCase()) {
return 1
}
return 0
})
authors.forEach((author) => {
const option = document.createElement('option')
option.innerHTML = author
document.getElementById('authors-list').querySelector('.other').appendChild(option)
})
fonts.forEach((v) => {
const option = document.createElement('div')
option.classList.add('entry')
if (favoritesMap[v.alias]) {
option.classList.add('pinned')
}
option.setAttribute('data-alias', v.alias)
option.innerHTML = `<a href="#${v.alias}" data-style="${v.style}"><span class="name">${v.name}</span><span class="details">${v.year}${v.author}</span></a><a class="favoritelink" onclick="toggleFavorite('${v.alias}')">${pinIcon}</a><a class="website" href="${v.website}" rel="external"> <span>Website</span>${icon}</a>`
document.getElementById('select-font').appendChild(option)
})
selectFont()
new Filters(fontData).init()
}
ajax.responseType = 'json'
ajax.open('GET', 'fonts.json', true)
ajax.send()
}
window.toggleFavorite = (alias) => {
try {
let favorites = JSON.parse(localStorage.getItem('favorites')) || []
if (favorites.indexOf(alias) > -1) {
favorites = favorites.filter((v) => {
return v !== alias
})
} else {
favorites.push(alias)
}
localStorage.setItem('favorites', JSON.stringify(Array.from(new Set(favorites))))
} catch (err) {
// eslint-disable-next-line no-console
console.error('could not save favorite', err)
}
renderSelectList()
return false
}
function walk (direction) {
const activeEntry = document.querySelector('.entry.active')
let target = null
let next = direction === 'up' ? activeEntry.previousElementSibling : activeEntry.nextElementSibling
while (target === null) {
if (next) {
if (next.matches('.entry:not(.filtered-out)')) {
target = next
} else {
next = direction === 'up' ? next.previousElementSibling : next.nextElementSibling
}
} else {
target = false
}
}
if (target) {
target.querySelector('a').click()
}
}
window.onhashchange = () => {
plausible('Font Selected')
selectFont()
}
window.addEventListener('DOMContentLoaded', () => {
renderSelectList()
new Theme().init()
fontsize.init()
new Spacing().init()
new Language().init()
document.querySelector('.select-list').onkeydown = (event) => {
if (event.ctrlKey || event.altKey || event.metaKey || event.shiftKey) {
return
}
if (event.key === 'ArrowUp') {
event.preventDefault()
event.stopPropagation()
walk('up')
} else if (event.key === 'ArrowDown') {
event.preventDefault()
event.stopPropagation()
walk('down')
}
}
document.body.addEventListener('keydown', (event) => {
if (event.ctrlKey || event.metaKey) {
if (event.key === '-') {
event.preventDefault()
event.stopPropagation()
fontsize.down()
} else if (event.key === '=') {
event.preventDefault()
event.stopPropagation()
fontsize.up()
}
}
})
})