import React from 'react'
import Head from 'next/head'
import { THEMES, THEMES_HASH } from '../lib/constants'
import Reset from './style/Reset'
import Font from './style/Font'
import Typography from './style/Typography'
const LOCAL_STYLESHEETS = ['one-light', 'one-dark', 'verminal', 'night-owl', 'nord']
const CDN_STYLESHEETS = THEMES.filter(t => LOCAL_STYLESHEETS.indexOf(t.id) < 0)
export const StylesheetLink = ({ theme }) => {
let href
if (LOCAL_STYLESHEETS.indexOf(theme) > -1) {
href = `/static/themes/${theme}.css`
} else {
const themeDef = THEMES_HASH[theme]
href = `//cdnjs.cloudflare.com/ajax/libs/codemirror/5.42.2/theme/${themeDef &&
(themeDef.link || themeDef.id)}.min.css`
}
return (
)
}
export const CodeMirrorLink = () => (
)
export const MetaTags = () => (
Carbon
)
/*
* Before supporting verify that it is widely supported in FireFox
* with out a flag here: https://caniuse.com/#feat=link-rel-preload
*/
export default function Meta() {
const onBrowser = typeof window !== 'undefined'
return (
Carbon
{LOCAL_STYLESHEETS.map(id => (
))}
{onBrowser
? CDN_STYLESHEETS.map(theme => )
: null}
)
}