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code.cljs
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code.cljs
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(ns portal.ui.viewer.code
(:require ["highlight.js" :as hljs]
[clojure.string :as str]
[portal.colors :as c]
[portal.ui.inspector :as ins]
[portal.ui.styled :as s]
[portal.ui.theme :as theme]))
(defn- ->styles [theme]
(let [{::c/keys [uri keyword text namespace background string package number tag border]} theme]
{"pre code.hljs" {:display :block :overflow-x :auto :padding "1em"}
"code.hljs" {:padding "3px 5px"}
".hljs" {:background background}
".hljs,.hljs-subst" {:color text}
".hljs-selector-tag" {:color "#81a1c1"}
".hljs-selector-id" {:color namespace :font-weight 700}
".hljs-selector-attr,.hljs-selector-class" {:color namespace}
".hljs-property,.hljs-selector-pseudo" {:color package}
".hljs-addition" {:background-color "rgba(163,190,140,.5)"}
".hljs-deletion" {:background-color "rgba(191,97,106,.5)"}
".hljs-built_in,.hljs-class,.hljs-type" {:color namespace}
".hljs-function" {:color package}
".hljs-function>.hljs-title" {:color package}
".hljs-title.hljs-function" {:color package}
".hljs-keyword" {:color keyword}
".hljs-literal" {:color text}
".hljs-symbol" {:color keyword}
".hljs-number" {:color number}
".hljs-regexp" {:color tag}
".hljs-string" {:color string}
".hljs-title" {:color symbol}
".hljs-params" {:color text}
".hljs-bullet" {:color border}
".hljs-code" {:color namespace}
".hljs-emphasis" {:font-style :italic}
".hljs-formula" {:color namespace}
".hljs-strong" {:font-weight 700}
".hljs-link:hover" {:text-decoration :underline}
".hljs-comment,.hljs-quote" {:color border}
".hljs-doctag" {:color namespace}
".hljs-meta,.hljs-meta .hljs-keyword" {:color keyword}
".hljs-meta .hljs-string" {:color string}
".hljs-attr" {:color namespace}
".hljs-attribute" {:color text}
".hljs-name" {:color namespace}
".hljs-section" {:color package}
".hljs-tag" {:color tag}
".hljs-template-variable,.hljs-variable" {:color text}
".hljs-template-tag" {:color keyword}
".language-abnf .hljs-attribute" {:color package}
".language-abnf .hljs-symbol" {:color tag}
".language-apache .hljs-attribute" {:color package}
".language-apache .hljs-section" {:color border}
".language-arduino .hljs-built_in" {:color package}
".language-aspectj .hljs-meta" {:color uri}
".language-aspectj>.hljs-title" {:color package}
".language-bnf .hljs-attribute" {:color namespace}
".language-coq .hljs-built_in" {:color package}
".language-cpp .hljs-meta .hljs-string" {:color string}
".language-css .hljs-built_in" {:color package}
".language-css .hljs-keyword" {:color uri}
".language-diff .hljs-meta" {:color namespace}
".language-ebnf .hljs-attribute" {:color namespace}
".language-glsl .hljs-built_in" {:color package}
".language-groovy .hljs-meta:not(:first-child)" {:color uri}
".language-haxe .hljs-meta" {:color uri}
".language-java .hljs-meta" {:color uri}
".language-ldif .hljs-attribute" {:color namespace}
".language-lisp .hljs-name" {:color package}
".language-lua .hljs-built_in" {:color package}
".language-moonscript .hljs-built_in" {:color package}
".language-nginx .hljs-attribute" {:color package}
".language-nginx .hljs-section" {:color keyword}
".language-pf .hljs-built_in" {:color package}
".language-processing .hljs-built_in" {:color package}
".language-scss .hljs-keyword" {:color keyword}
".language-stylus .hljs-keyword" {:color keyword}
".language-swift .hljs-meta" {:color uri}
".language-vim .hljs-built_in" {:color package :font-style :italic}
".language-yaml .hljs-meta" {:color uri}}))
(defn- ->css [styles]
(str/join
(for [[class style] styles]
(str class "{" (s/style->css style) "}"))))
(def ^:private language-map {"emacs-lisp" "lisp"})
(defn ^:no-doc stylesheet []
(let [theme (theme/use-theme)]
[:style
(->css (->styles theme))]))
(defn highlight-clj [string-value]
(let [theme (theme/use-theme)]
[:pre
{:style {:margin 0
:padding 0
:background :none
:width "100%"
:white-space :pre-wrap
:line-height "1rem"
:color (::c/text theme)
:font-size (:font-size theme)
:font-family (:font-family theme)}
:dangerouslySetInnerHTML
{:__html (-> string-value
(hljs/highlight #js {:language "clojure"})
.-value)}}]))
(defn inspect-pr-str [value] [highlight-clj (pr-str value)])
(defn inspect-code
([code]
(inspect-code nil code))
([attrs code]
(let [theme (theme/use-theme)
opts (ins/use-options)
context (ins/use-context)
code (if-let [search-text (ins/use-search-text)]
(->> (str/split-lines code)
(filter
(fn [line-content]
(some
#(str/includes? line-content %)
(str/split search-text #"\s+"))))
(str/join "\n"))
code)
out (if-let [language (or (:class attrs)
(some->
(get-in context [:portal.viewer/code :language])
name))]
(hljs/highlight
code
#js {:language (get language-map language language)})
(hljs/highlightAuto code))
html (.-value out)
language (or (:class attrs) (.-language out))]
[s/div
{:title language
:style
{:overflow :auto
:position :relative
:box-sizing :border-box
:padding (* 2.5 (:padding theme))
:border [1 :solid (::c/border theme)]
:background (ins/get-background)
:border-radius (:border-radius theme)
:max-height (when-not (:expanded? opts) "24rem")}}
[:pre
{:on-click
(fn [e]
(when-not (= "" (.toString (.getSelection js/window)))
(.stopPropagation e)))
:style {:padding 0
:margin 0
:background :none
:width :fit-content
:color (::c/text theme)
:font-family (:font-family theme)
:font-size (:font-size theme)}
:dangerouslySetInnerHTML {:__html html}}]])))
(def viewer
{:predicate string?
:component inspect-code
:name :portal.viewer/code})
(def pr-str-viewer
{:predicate (constantly true)
:component inspect-pr-str
:name :portal.viewer/pr-str})