Migrate from ParcelJS to esbuild for UI bundling

netbox/project-static/.eslintignore

@@ -0,0 +1,3 @@
+dist
+node_modules
+.cache

netbox/project-static/.prettierignore

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

netbox/project-static/README.md

@@ -17,9 +17,9 @@ TypeScript is a strict static-typed superset of JavaScript. In development, it's
 
 ### Tools
 
-#### [ParcelJS](https://parceljs.org/)
+#### [esbuild](https://esbuild.github.io/)
 
-Parcel is a bundling tool that takes given input files of most front-end languages (Sass and TypeScript, in our case), follows each of their dependencies (via import statements), and bundles them into a single minified file.
+esbuild is a bundling tool that takes given input files of most front-end languages (Sass and TypeScript, in our case), follows each of their dependencies (via import statements), and bundles them into a single minified file.
 
 For JavaScript, every `.ts` file in `netbox/project-static/src` is:
 
@@ -33,7 +33,7 @@ Likewise, with Sass, every `.scss` file in  `netbox/project-static/styles` is:
 2. Minified
 3. Combined into a single output file at `netbox/project-static/dist/netbox.css` (this includes any dependant libraries imported in file)
 
-For pre v3 releases, this process will be run in development, and the files in `netbox/project-static/dist` checked into change control. This is because running Parcel (and installing dependencies via NPM/Yarn, as described below) requires other system dependencies like NodeJS and Yarn, which aren't part of the current v2 dependency list.
+For pre v4 releases, this process will be run in development, and the files in `netbox/project-static/dist` checked into change control. This is because running Parcel (and installing dependencies via NPM/Yarn, as described below) requires other system dependencies like NodeJS and Yarn, which aren't part of the current v2 dependency list.
 
 #### [Yarn](https://yarnpkg.com/)
 
@@ -65,14 +65,14 @@ To bundle only CSS files, run:
 
 ```bash
 # netbox/project-static
-yarn bundle --styles
+yarn bundle:styles
 ```
 
 To bundle only JS files, run:
 
 ```bash
 # netbox/project-static
-yarn bundle --scripts
+yarn bundle:scripts
 ```
 
 Or, to bundle both, run:

netbox/project-static/bundle.js

@@ -1,66 +1,84 @@
-/**
- * ParcelJS Bundle Configuration.
- *
- * @see https://parceljs.org/api.html
- */
-
-const Bundler = require('parcel-bundler');
+const esbuild = require('esbuild');
+const { sassPlugin } = require('esbuild-sass-plugin');
 
 // Bundler options common to all bundle jobs.
 const options = {
-  logLevel: 2,
-  cache: true,
-  watch: false,
+  outdir: './dist',
+  bundle: true,
   minify: true,
-  outDir: './dist',
-  publicUrl: '/static',
+  sourcemap: true,
+  logLevel: 'error',
+  publicPath: '/static',
 };
 
 // Get CLI arguments for optional overrides.
-const args = process.argv.slice(2);
-
-// Allow cache disabling.
-if (args.includes('--no-cache')) {
-  options.cache = false;
-}
-
-// Style (SCSS) bundle jobs. Generally, everything should be bundled into netbox.css from main.scss
-// unless there is a specific reason to do otherwise.
-const styles = [
-  ['styles/_external.scss', 'netbox-external.css'],
-  ['styles/_light.scss', 'netbox-light.css'],
-  ['styles/_dark.scss', 'netbox-dark.css'],
-  ['styles/_rack_elevations.scss', 'rack_elevation.css'],
-  ['styles/_cable_trace.scss', 'cable_trace.css'],
-];
-
-// Script (JavaScript) bundle jobs. Generally, everything should be bundled into netbox.js from
-// index.ts unless there is a specific reason to do otherwise.
-const scripts = [
-  ['src/index.ts', 'netbox.js'],
-  ['src/jobs.ts', 'jobs.js'],
-  ['src/device/lldp.ts', 'lldp.js'],
-  ['src/device/config.ts', 'config.js'],
-  ['src/device/status.ts', 'status.js'],
-];
-
-/**
- * Run style bundle jobs.
- */
-async function bundleStyles() {
-  for (const [input, outFile] of styles) {
-    const instance = new Bundler(input, { outFile, ...options });
-    await instance.bundle();
-  }
-}
+const ARGS = process.argv.slice(2);
 
 /**
  * Run script bundle jobs.
  */
 async function bundleScripts() {
-  for (const [input, outFile] of scripts) {
-    const instance = new Bundler(input, { outFile, ...options });
-    await instance.bundle();
+  const entryPoints = {
+    netbox: 'src/index.ts',
+    jobs: 'src/jobs.ts',
+    lldp: 'src/device/lldp.ts',
+    config: 'src/device/config.ts',
+    status: 'src/device/status.ts',
+  };
+  try {
+    let result = await esbuild.build({
+      ...options,
+      entryPoints,
+      target: 'es2016',
+    });
+    if (result.errors.length === 0) {
+      for (const [targetName, sourceName] of Object.entries(entryPoints)) {
+        const source = sourceName.split('/')[1];
+        console.log(`✅ Bundled source file '${source}' to '${targetName}.js'`);
+      }
+    }
+  } catch (err) {
+    console.error(err);
+  }
+}
+
+/**
+ * Run style bundle jobs.
+ */
+async function bundleStyles() {
+  try {
+    const entryPoints = {
+      'netbox-external': 'styles/_external.scss',
+      'netbox-light': 'styles/_light.scss',
+      'netbox-dark': 'styles/_dark.scss',
+      rack_elevations: 'styles/_rack_elevations.scss',
+      cable_trace: 'styles/_cable_trace.scss',
+    };
+    const pluginOptions = { outputStyle: 'compressed' };
+    // Allow cache disabling.
+    if (ARGS.includes('--no-cache')) {
+      pluginOptions.cache = false;
+    }
+    let result = await esbuild.build({
+      ...options,
+      entryPoints,
+      plugins: [sassPlugin(pluginOptions)],
+      loader: {
+        '.eot': 'file',
+        '.woff': 'file',
+        '.woff2': 'file',
+        '.svg': 'file',
+        '.ttf': 'file',
+      },
+    });
+    if (result.errors.length === 0) {
+      for (const [targetName, sourceName] of Object.entries(entryPoints)) {
+        const source = sourceName.split('/')[1];
+        console.log(`✅ Bundled source file '${source}' to '${targetName}.css'`);
+      }
+    }
+  } catch (err) {
+    console.error(err);
   }
 }
 
@@ -68,10 +86,10 @@ async function bundleScripts() {
  * Run all bundle jobs.
  */
 async function bundleAll() {
-  if (args.includes('--styles')) {
+  if (ARGS.includes('--styles')) {
     // Only run style jobs.
     return await bundleStyles();
-  } else if (args.includes('--scripts')) {
+  } else if (ARGS.includes('--scripts')) {
     // Only run script jobs.
     return await bundleScripts();
   }

netbox/project-static/package.json

@@ -5,6 +5,8 @@
   "license": "Apache-2.0",
   "scripts": {
     "bundle": "node bundle.js",
+    "bundle:styles": "node bundle.js --styles",
+    "bundle:scripts": "node bundle.js --scripts",
     "typecheck": "tsc --noEmit"
   },
   "dependencies": {
@@ -15,30 +17,23 @@
     "color2k": "^1.2.4",
     "cookie": "^0.4.1",
     "dayjs": "^1.10.4",
+    "esbuild": "^0.12.15",
+    "esbuild-sass-plugin": "^1.4.8",
     "flatpickr": "4.6.3",
     "just-debounce-it": "^1.4.0",
     "masonry-layout": "^4.2.2",
-    "parcel-bundler": "1.12.3",
     "query-string": "^6.14.1",
     "sass": "^1.32.8",
     "simplebar": "^5.3.4",
     "slim-select": "^1.27.0"
   },
   "devDependencies": {
-    "@babel/core": "^7.0.0-0",
-    "@babel/plugin-proposal-class-properties": "^7.13.0",
-    "@babel/plugin-proposal-nullish-coalescing-operator": "^7.13.8",
-    "@babel/plugin-proposal-object-rest-spread": "^7.13.8",
-    "@babel/plugin-proposal-optional-chaining": "^7.13.8",
-    "@babel/preset-env": "^7.13.9",
-    "@babel/preset-typescript": "^7.13.0",
     "@types/bootstrap": "^5.0.12",
     "@types/clipboard": "^2.0.1",
     "@types/cookie": "^0.4.0",
     "@types/masonry-layout": "^4.2.2",
     "@typescript-eslint/eslint-plugin": "^4.17.0",
     "@typescript-eslint/parser": "^4.17.0",
-    "babel-polyfill": "^6.26.0",
     "eslint": "^7.22.0",
     "eslint-config-prettier": "^8.1.0",
     "eslint-import-resolver-typescript": "^2.4.0",
@@ -47,19 +42,5 @@
     "prettier": "^2.2.1",
     "prettier-eslint": "^12.0.0",
     "typescript": "^4.2.3"
-  },
-  "babel": {
-    "presets": [
-      "@babel/env",
-      "@babel/typescript"
-    ],
-    "plugins": [
-      "@babel/plugin-proposal-optional-chaining",
-      "@babel/proposal-class-properties",
-      "@babel/plugin-proposal-nullish-coalescing-operator"
-    ]
-  },
-  "browserslist": [
-    "defaults"
-  ]
+  }
 }

netbox/project-static/src/index.ts

@@ -1,4 +1,3 @@
-import 'babel-polyfill';
 import '@popperjs/core';
 import 'bootstrap';
 import 'simplebar';

netbox/project-static/styles/_external.scss

@@ -1,4 +1,4 @@
 // Entry for all 3rd party library imports that do not rely on Bootstrap or NetBox styles.
 @import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap');
-@import '@mdi/font/css/materialdesignicons.min.css';
-@import 'flatpickr/dist/flatpickr.css';
+@import '../node_modules/@mdi/font/css/materialdesignicons.min.css';
+@import '../node_modules/flatpickr/dist/flatpickr.css';

netbox/project-static/styles/bootstrap.scss

@@ -1,34 +1,34 @@
 // Import the rest of bootstrap.
-@import 'bootstrap/scss/utilities';
-@import 'bootstrap/scss/mixins';
-@import 'bootstrap/scss/root';
-@import 'bootstrap/scss/reboot';
-@import 'bootstrap/scss/type';
-@import 'bootstrap/scss/images';
-@import 'bootstrap/scss/containers';
-@import 'bootstrap/scss/grid';
-@import 'bootstrap/scss/tables';
-@import 'bootstrap/scss/forms';
-@import 'bootstrap/scss/buttons';
-@import 'bootstrap/scss/transitions';
-@import 'bootstrap/scss/dropdown';
-@import 'bootstrap/scss/button-group';
-@import 'bootstrap/scss/nav';
-@import 'bootstrap/scss/navbar';
-@import 'bootstrap/scss/card';
-@import 'bootstrap/scss/accordion';
-@import 'bootstrap/scss/breadcrumb';
-@import 'bootstrap/scss/pagination';
-@import 'bootstrap/scss/badge';
-@import 'bootstrap/scss/alert';
-@import 'bootstrap/scss/progress';
-@import 'bootstrap/scss/list-group';
-@import 'bootstrap/scss/close';
-@import 'bootstrap/scss/toasts';
-@import 'bootstrap/scss/modal';
-@import 'bootstrap/scss/tooltip';
-@import 'bootstrap/scss/popover';
-@import 'bootstrap/scss/carousel';
-@import 'bootstrap/scss/spinners';
-@import 'bootstrap/scss/helpers';
-@import 'bootstrap/scss/utilities/api';
+@import '../node_modules/bootstrap/scss/utilities';
+@import '../node_modules/bootstrap/scss/mixins';
+@import '../node_modules/bootstrap/scss/root';
+@import '../node_modules/bootstrap/scss/reboot';
+@import '../node_modules/bootstrap/scss/type';
+@import '../node_modules/bootstrap/scss/images';
+@import '../node_modules/bootstrap/scss/containers';
+@import '../node_modules/bootstrap/scss/grid';
+@import '../node_modules/bootstrap/scss/tables';
+@import '../node_modules/bootstrap/scss/forms';
+@import '../node_modules/bootstrap/scss/buttons';
+@import '../node_modules/bootstrap/scss/transitions';
+@import '../node_modules/bootstrap/scss/dropdown';
+@import '../node_modules/bootstrap/scss/button-group';
+@import '../node_modules/bootstrap/scss/nav';
+@import '../node_modules/bootstrap/scss/navbar';
+@import '../node_modules/bootstrap/scss/card';
+@import '../node_modules/bootstrap/scss/accordion';
+@import '../node_modules/bootstrap/scss/breadcrumb';
+@import '../node_modules/bootstrap/scss/pagination';
+@import '../node_modules/bootstrap/scss/badge';
+@import '../node_modules/bootstrap/scss/alert';
+@import '../node_modules/bootstrap/scss/progress';
+@import '../node_modules/bootstrap/scss/list-group';
+@import '../node_modules/bootstrap/scss/close';
+@import '../node_modules/bootstrap/scss/toasts';
+@import '../node_modules/bootstrap/scss/modal';
+@import '../node_modules/bootstrap/scss/tooltip';
+@import '../node_modules/bootstrap/scss/popover';
+@import '../node_modules/bootstrap/scss/carousel';
+@import '../node_modules/bootstrap/scss/spinners';
+@import '../node_modules/bootstrap/scss/helpers';
+@import '../node_modules/bootstrap/scss/utilities/api';

netbox/project-static/styles/theme-base.scss

@@ -1,6 +1,6 @@
 // Base NetBox Theme Overrides and Settings - color mode agnostic.
 
-@import 'bootstrap/scss/functions';
+@import '../node_modules/bootstrap/scss/functions';
 
 $card-cap-bg: 'unset';
 
@@ -31,7 +31,7 @@ $line-height-lg: 1.75;
 $darker: #1b1f22;
 $darkest: #171b1d;
 
-@import 'bootstrap/scss/variables';
+@import '../node_modules/bootstrap/scss/variables';
 
 // Make color palette colors available as theme colors.
 // For example, you could use `.bg-red-100`, if needed.