From 1e7c762e4176e6b1213665a63c7188f0dfbb9d8b Mon Sep 17 00:00:00 2001
From: Dan Allen <dan@opendevise.com>
Date: Mon, 24 Jun 2024 15:31:42 -0600
Subject: [PATCH] compress fonts and add them to UI bundle

---
 ui/gulp.d/tasks/pack.js | 22 ++++++++++++++++++++++
 1 file changed, 22 insertions(+)

diff --git a/ui/gulp.d/tasks/pack.js b/ui/gulp.d/tasks/pack.js
index 440482f..3c94166 100644
--- a/ui/gulp.d/tasks/pack.js
+++ b/ui/gulp.d/tasks/pack.js
@@ -1,11 +1,33 @@
 'use strict'
 
 const ospath = require('node:path')
+const { Transform } = require('node:stream')
+const map = (transform) => new Transform({ objectMode: true, transform })
 const vfs = require('vinyl-fs')
 const zip = require('@vscode/gulp-vinyl-zip')
+const zlib = require('node:zlib')
 
 module.exports = (src, dest, bundleName, onFinish) => () =>
   vfs
     .src('**/*', { base: src, cwd: src, dot: true })
+    .pipe(
+      map(function (file, _, next) {
+        if (file.relative.startsWith('font/')) {
+          zlib.gzip(file.contents, (gzipErr, compressedContents) => {
+            if (gzipErr) return next(gzipErr)
+            this.push(
+              new file.constructor({
+                path: file.relative + '.gz',
+                contents: compressedContents,
+                stat: file.stat,
+              })
+            )
+            next(null, file)
+          })
+        } else {
+          next(null, file)
+        }
+      })
+    )
     .pipe(zip.dest(ospath.join(dest, `${bundleName}-bundle.zip`)))
     .on('finish', () => onFinish && onFinish(ospath.resolve(dest, `${bundleName}-bundle.zip`)))