#' Bulma Constants
#'
#' Returns possible values or strings for a number of Bulma variables.
#'
#' @param variable One of "colors", "column sizes", "viewports"
#' @examples
#' bulma_constants("colors")
#' bulma_constants("column sizes")
#' bulma_constants("viewports")
#'
#' @export
bulma_constants <- function(
  variable = c("colors", "column sizes", "viewports", "alignment")
) {
  variable <- tolower(variable)
  switch(
    match.arg(variable),
    "colors" = c(
      "white", "black", "light", "dark", "primary", "info", "link",
      "success", "warning", "danger", "black-bis", "black-ter",
      "grey-darker", "grey-dark", "grey", "grey-light", "grey-lighter",
      "white-ter", "white-bis"),
    "column sizes" = c(
      "full", "four-fifths", "three-quarters", "two-thirds",
      "three-fifths", "half", "two-fifths", "one-third", "one-quarter",
      "one-fifth"),
    "viewports" = c(
      "mobile", "tablet", "touch", "desktop", "widescreen", "fullhd"),
    "alignment" = c("centered", "justified", "left", "right")
  )
}

# From shiny:::font_awesome_brands
font_awesome_brands <-
  c("500px", "accessible-icon", "accusoft", "adn", "adversal",
    "affiliatetheme", "algolia", "alipay", "amazon", "amazon-pay",
    "amilia", "android", "angellist", "angrycreative", "angular",
    "app-store", "app-store-ios", "apper", "apple", "apple-pay",
    "asymmetrik", "audible", "autoprefixer", "avianex", "aviato",
    "aws", "bandcamp", "behance", "behance-square", "bimobject",
    "bitbucket", "bitcoin", "bity", "black-tie", "blackberry", "blogger",
    "blogger-b", "bluetooth", "bluetooth-b", "btc", "buromobelexperte",
    "buysellads", "cc-amazon-pay", "cc-amex", "cc-apple-pay", "cc-diners-club",
    "cc-discover", "cc-jcb", "cc-mastercard", "cc-paypal", "cc-stripe",
    "cc-visa", "centercode", "chrome", "cloudscale", "cloudsmith",
    "cloudversify", "codepen", "codiepie", "connectdevelop", "contao",
    "cpanel", "creative-commons", "creative-commons-by", "creative-commons-nc",
    "creative-commons-nc-eu", "creative-commons-nc-jp", "creative-commons-nd",
    "creative-commons-pd", "creative-commons-pd-alt", "creative-commons-remix",
    "creative-commons-sa", "creative-commons-sampling", "creative-commons-sampling-plus",
    "creative-commons-share", "css3", "css3-alt", "cuttlefish", "d-and-d",
    "dashcube", "delicious", "deploydog", "deskpro", "deviantart",
    "digg", "digital-ocean", "discord", "discourse", "dochub", "docker",
    "draft2digital", "dribbble", "dribbble-square", "dropbox", "drupal",
    "dyalog", "earlybirds", "ebay", "edge", "elementor", "ello",
    "ember", "empire", "envira", "erlang", "ethereum", "etsy", "expeditedssl",
    "facebook", "facebook-f", "facebook-messenger", "facebook-square",
    "firefox", "first-order", "first-order-alt", "firstdraft", "flickr",
    "flipboard", "fly", "font-awesome", "font-awesome-alt", "font-awesome-flag",
    "font-awesome-logo-full", "fonticons", "fonticons-fi", "fort-awesome",
    "fort-awesome-alt", "forumbee", "foursquare", "free-code-camp",
    "freebsd", "fulcrum", "galactic-republic", "galactic-senate",
    "get-pocket", "gg", "gg-circle", "git", "git-square", "github",
    "github-alt", "github-square", "gitkraken", "gitlab", "gitter",
    "glide", "glide-g", "gofore", "goodreads", "goodreads-g", "google",
    "google-drive", "google-play", "google-plus", "google-plus-g",
    "google-plus-square", "google-wallet", "gratipay", "grav", "gripfire",
    "grunt", "gulp", "hacker-news", "hacker-news-square", "hackerrank",
    "hips", "hire-a-helper", "hooli", "hornbill", "hotjar", "houzz",
    "html5", "hubspot", "imdb", "instagram", "internet-explorer",
    "ioxhost", "itunes", "itunes-note", "java", "jedi-order", "jenkins",
    "joget", "joomla", "js", "js-square", "jsfiddle", "kaggle", "keybase",
    "keycdn", "kickstarter", "kickstarter-k", "korvue", "laravel",
    "lastfm", "lastfm-square", "leanpub", "less", "line", "linkedin",
    "linkedin-in", "linode", "linux", "lyft", "magento", "mailchimp",
    "mandalorian", "markdown", "mastodon", "maxcdn", "medapps", "medium",
    "medium-m", "medrt", "meetup", "megaport", "microsoft", "mix",
    "mixcloud", "mizuni", "modx", "monero", "napster", "neos", "nimblr",
    "nintendo-switch", "node", "node-js", "npm", "ns8", "nutritionix",
    "odnoklassniki", "odnoklassniki-square", "old-republic", "opencart",
    "openid", "opera", "optin-monster", "osi", "page4", "pagelines",
    "palfed", "patreon", "paypal", "periscope", "phabricator", "phoenix-framework",
    "phoenix-squadron", "php", "pied-piper", "pied-piper-alt", "pied-piper-hat",
    "pied-piper-pp", "pinterest", "pinterest-p", "pinterest-square",
    "playstation", "product-hunt", "pushed", "python", "qq", "quinscape",
    "quora", "r-project", "ravelry", "react", "readme", "rebel",
    "red-river", "reddit", "reddit-alien", "reddit-square", "rendact",
    "renren", "replyd", "researchgate", "resolving", "rev", "rocketchat",
    "rockrms", "safari", "sass", "schlix", "scribd", "searchengin",
    "sellcast", "sellsy", "servicestack", "shirtsinbulk", "shopware",
    "simplybuilt", "sistrix", "sith", "skyatlas", "skype", "slack",
    "slack-hash", "slideshare", "snapchat", "snapchat-ghost", "snapchat-square",
    "soundcloud", "speakap", "spotify", "squarespace", "stack-exchange",
    "stack-overflow", "staylinked", "steam", "steam-square", "steam-symbol",
    "sticker-mule", "strava", "stripe", "stripe-s", "studiovinari",
    "stumbleupon", "stumbleupon-circle", "superpowers", "supple",
    "teamspeak", "telegram", "telegram-plane", "tencent-weibo", "the-red-yeti",
    "themeco", "themeisle", "trade-federation", "trello", "tripadvisor",
    "tumblr", "tumblr-square", "twitch", "twitter", "twitter-square",
    "typo3", "uber", "uikit", "uniregistry", "untappd", "usb", "ussunnah",
    "vaadin", "viacoin", "viadeo", "viadeo-square", "viber", "vimeo",
    "vimeo-square", "vimeo-v", "vine", "vk", "vnv", "vuejs", "weebly",
    "weibo", "weixin", "whatsapp", "whatsapp-square", "whmcs", "wikipedia-w",
    "windows", "wix", "wolf-pack-battalion", "wordpress", "wordpress-simple",
    "wpbeginner", "wpexplorer", "wpforms", "xbox", "xing", "xing-square",
    "y-combinator", "yahoo", "yandex", "yandex-international", "yelp",
    "yoast", "youtube", "youtube-square", "zhihu")