build: add npm

.dockerignore

@@ -1 +1,3 @@
 dist
+node_modules
+.parcel-cache

.gitignore

@@ -1 +1,5 @@
 dist
+node_modules
+.parcel-cache
+public/css/main.css*
+public/js/main.js*

package.json

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+{
+  "name": "configui",
+  "version": "1.0.0",
+  "description": "a web app to edit and action on update",
+  "scripts": {
+    "build-sass": "sass --style compressed src/main.scss public/css/main.css",
+    "build-js": "parcel build src/main.js --dist-dir public/js",
+    "start":"npm run build-sass && npm run build-js",
+    "test": "echo \"Error: no test specified\" && exit 1"
+  },
+  "repository": {
+    "type": "git",
+    "url": "git@kumoly.io:tools/configui.git"
+  },
+  "author": "",
+  "license": "ISC",
+  "dependencies": {
+    "bulma": "^0.9.3",
+    "prismjs": "^1.25.0",
+    "sass": "^1.43.2"
+  },
+  "devDependencies": {
+    "@parcel/transformer-sass": "^2.0.0",
+    "parcel": "^2.0.0"
+  }
+}

src/main.js

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+import Prism from "prismjs";
+import "prismjs/plugins/custom-class/prism-custom-class";
+
+
+Prism.plugins.customClass.map({ number: "prism-number", tag: "prism-tag" });

src/main.scss

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+@charset "utf-8";
+@import "../node_modules/bulma/bulma.sass";

src/tmp.css

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+/* Code-Input Compability */
+/* By WebCoder49 */
+/* First Published on CSS-Tricks.com */
+
+textarea {
+    border: none;
+    overflow: auto;
+    outline: none;
+
+    -webkit-box-shadow: none;
+    -moz-box-shadow: none;
+    box-shadow: none;
+
+    resize: none; /*remove the resize handle on the bottom right*/
+}
+.content .tag, .content .number {
+    display: inline;
+    padding: inherit;
+    font-size: inherit;
+    line-height: inherit;
+    text-align: inherit;
+    vertical-align: inherit;
+    border-radius: inherit;
+    font-weight: inherit;
+    white-space: inherit;
+    background: inherit;
+    margin: inherit;
+  }
+  
+/* Please see the article */
+
+#editing, #highlighting {
+    /* Both elements need the same text and space styling so they are directly on top of each other */
+    margin: 10px;
+    padding: 10px;
+    border: 0;
+    width: calc(100% - 32px);
+    height: 150px;
+  }
+  #editing, #highlighting, #highlighting * {
+    /* Also add text styles to highlighing tokens */
+    font-size: 15pt;
+    font-family: monospace;
+    line-height: 20pt;
+    tab-size: 2;
+  }
+  
+  
+  #editing, #highlighting {
+    /* In the same place */
+    position: absolute;
+    top: 0;
+    left: 0;
+  }
+  
+  
+  /* Move the textarea in front of the result */
+  
+  #editing {
+    z-index: 1;
+  }
+  #highlighting {
+    z-index: 0;
+  }
+  
+  
+  /* Make textarea almost completely transparent */
+  
+  #editing {
+    color: transparent;
+    background: transparent;
+    caret-color: white; /* Or choose your favourite color */
+  }
+  
+  /* Can be scrolled */
+  #editing, #highlighting {
+    overflow: auto;
+    white-space: nowrap; /* Allows textarea to scroll horizontally */
+  }
+  
+  /* No resize on textarea */
+  #editing {
+    resize: none;
+  }
+  
+  /* Paragraphs; First Image */
+  * {
+    font-family: "Fira Code", monospace;
+  }
+  p code {
+    border-radius: 2px;
+    background-color: #eee;
+    color: #111;
+  }
+  
+  
+  /* Syntax Highlighting from prism.js starts below, partly modified: */
+  
+  /* PrismJS 1.23.0
+  https://prismjs.com/download.html#themes=prism-funky&languages=markup */
+  /**
+   * prism.js Funky theme
+   * Based on “Polyfilling the gaps” talk slides http://lea.verou.me/polyfilling-the-gaps/
+   * @author Lea Verou
+   */
+  
+  code[class*="language-"],
+  pre[class*="language-"] {
+    font-family: Consolas, Monaco, 'Andale Mono', 'Ubuntu Mono', monospace;
+    font-size: 1em;
+    text-align: left;
+    white-space: pre;
+    word-spacing: normal;
+    word-break: normal;
+    word-wrap: normal;
+    line-height: 1.5;
+  
+    -moz-tab-size: 4;
+    -o-tab-size: 4;
+    tab-size: 4;
+  
+    -webkit-hyphens: none;
+    -moz-hyphens: none;
+    -ms-hyphens: none;
+    hyphens: none;
+  }
+  
+  /* Code blocks */
+  pre[class*="language-"] {
+    padding: .4em .8em;
+    margin: .5em 0;
+    overflow: auto;
+    /* background: url('data:image/svg+xml;charset=utf-8,<svg%20version%3D"1.1"%20xmlns%3D"http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg"%20width%3D"100"%20height%3D"100"%20fill%3D"rgba(0%2C0%2C0%2C.2)">%0D%0A<polygon%20points%3D"0%2C50%2050%2C0%200%2C0"%20%2F>%0D%0A<polygon%20points%3D"0%2C100%2050%2C100%20100%2C50%20100%2C0"%20%2F>%0D%0A<%2Fsvg>');
+    background-size: 1em 1em; - WebCoder49*/
+    background: black; /* - WebCoder49 */
+  }
+  
+  code[class*="language-"] {
+    background: black;
+    color: white;
+    box-shadow: -.3em 0 0 .3em black, .3em 0 0 .3em black;
+  }
+  
+  /* Inline code */
+  :not(pre) > code[class*="language-"] {
+    padding: .2em;
+    border-radius: .3em;
+    box-shadow: none;
+    white-space: normal;
+  }
+  
+  .token.comment,
+  .token.prolog,
+  .token.doctype,
+  .token.cdata {
+    color: #aaa;
+  }
+  
+  .token.punctuation {
+    color: #999;
+  }
+  
+  .token.namespace {
+    opacity: .7;
+  }
+  
+  .token.property,
+  .token.tag,
+  .token.boolean,
+  .token.number,
+  .token.constant,
+  .token.symbol {
+    color: #0cf;
+  }
+  
+  .token.selector,
+  .token.attr-name,
+  .token.string,
+  .token.char,
+  .token.builtin {
+    color: yellow;
+  }
+  
+  .token.operator,
+  .token.entity,
+  .token.url,
+  .language-css .token.string,
+  .token.variable,
+  .token.inserted {
+    color: yellowgreen;
+  }
+  
+  .token.atrule,
+  .token.attr-value,
+  .token.keyword {
+    color: deeppink;
+  }
+  
+  .token.regex,
+  .token.important {
+    color: orange;
+  }
+  
+  .token.important,
+  .token.bold {
+    font-weight: bold;
+  }
+  .token.italic {
+    font-style: italic;
+  }
+  
+  .token.entity {
+    cursor: help;
+  }
+  
+  .token.deleted {
+    color: red;
+  }
+  
+  /* Plugin styles: Diff Highlight */
+  pre.diff-highlight.diff-highlight > code .token.deleted:not(.prefix),
+  pre > code.diff-highlight.diff-highlight .token.deleted:not(.prefix) {
+    background-color: rgba(255, 0, 0, .3);
+    display: inline;
+  }
+  
+  pre.diff-highlight.diff-highlight > code .token.inserted:not(.prefix),
+  pre > code.diff-highlight.diff-highlight .token.inserted:not(.prefix) {
+    background-color: rgba(0, 255, 128, .3);
+    display: inline;
+  }
+  
+  /* End of prism.js syntax highlighting*/

src/tmp.js

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+// codeInput
+// by WebCoder49
+// Based on a CSS-Tricks Post
+// Needs Prism.js
+function update(text) {
+    let result_element = document.querySelector("#highlighting-content");
+    // Handle final newlines (see article)
+    if(text[text.length-1] == "\n") {
+      text += " ";
+    }
+    // Update code
+    result_element.innerHTML = text.replace(new RegExp("&", "g"), "&amp;").replace(new RegExp("<", "g"), "&lt;"); /* Global RegExp */
+    // Syntax Highlight
+    Prism.highlightElement(result_element);
+  }
+  
+  function sync_scroll(element) {
+    /* Scroll result to scroll coords of event - sync with textarea */
+    let result_element = document.querySelector("#highlighting");
+    // Get and set x and y
+    result_element.scrollTop = element.scrollTop;
+    result_element.scrollLeft = element.scrollLeft;
+  }
+  
+  function check_tab(element, event) {
+    let code = element.value;
+    if(event.key == "Tab") {
+      /* Tab key pressed */
+      event.preventDefault(); // stop normal
+      let before_tab = code.slice(0, element.selectionStart); // text before tab
+      let after_tab = code.slice(element.selectionEnd, element.value.length); // text after tab
+      let cursor_pos = element.selectionEnd + 1; // where cursor moves after tab - moving forward by 1 char to after tab
+      element.value = before_tab + "\t" + after_tab; // add tab char
+      // move cursor
+      element.selectionStart = cursor_pos;
+      element.selectionEnd = cursor_pos;
+      update(element.value); // Update text to include indent
+    }
+  }