--- PKGBUILD	2023-04-28 18:27:40.000000000 -0600
+++ PKGBUILD-new	2023-04-28 18:49:56.053657665 -0600
@@ -1,30 +1,35 @@
 # Maintainer: Sven-Hendrik Haase <svenstaro@archlinux.org>
 # Contributor: Mark Wagie <mark dot wagie at tutanota dot com>
 pkgname=cameractrls
+_app_id="hu.irl.$pkgname"
 pkgver=0.5.0
-pkgrel=1
+pkgrel=2
 pkgdesc="Camera controls for Linux"
 arch=('any')
 url="https://github.com/soyersoyer/cameractrls"
 license=('MIT')
-depends=('gtk3' 'libjpeg-turbo' 'python' 'python-gobject' 'sdl2' 'systemd')
+depends=('gtk4' 'libjpeg-turbo' 'python' 'python-gobject' 'sdl2' 'systemd')
 source=("$pkgname-$pkgver.tar.gz::$url/archive/refs/tags/v$pkgver.tar.gz")
 sha256sums=('36116b5467a50dd5b490dba22360a0ea5bedaed124af3d9ef92967a132b39c9d')
 
+prepare() {
+  cd "$pkgname-$pkgver"
+  sed -i 's/Exec=cameractrlsgtk.py/Exec=cameractrlsgtk/g' "pkg/${_app_id}.desktop"
+}
+
 package() {
   cd "$pkgname-$pkgver"
   local site_packages=$(python -c "import site; print(site.getsitepackages()[0])")
-  install -Dm755 cameractrls.py cameractrlsgtk.py cameraview.py cameractrlsgtk4.py -t \
+  install -Dm755 cameractrls.py cameraview.py cameractrlsgtk4.py -t \
     "${pkgdir}${site_packages}/CameraCtrls/"
   install -Dm644 pkg/icon.png -t "${pkgdir}${site_packages}/CameraCtrls/images/"
-  install -Dm644 "pkg/hu.irl.$pkgname.metainfo.xml" -t "$pkgdir/usr/share/metainfo/"
+  install -Dm644 "pkg/${_app_id}.metainfo.xml" -t "$pkgdir/usr/share/metainfo/"
   install -Dm644 LICENSE -t "$pkgdir/usr/share/licenses/$pkgname/"
-  install -Dm644 pkg/hu.irl.cameractrls.desktop -t "$pkgdir/usr/share/applications/"
+  install -Dm644 "pkg/${_app_id}.desktop" -t "$pkgdir/usr/share/applications/"
 
   install -d "$pkgdir"/usr/{bin,share/icons/hicolor/256x256/apps}
   ln -s "${site_packages}/CameraCtrls/$pkgname.py" "$pkgdir/usr/bin/$pkgname"
-  ln -s "${site_packages}/CameraCtrls/${pkgname}gtk.py" "$pkgdir/usr/bin/${pkgname}gtk"
-  ln -s "${site_packages}/CameraCtrls/${pkgname}gtk4.py" "$pkgdir/usr/bin/${pkgname}gtk4"
+  ln -s "${site_packages}/CameraCtrls/${pkgname}gtk4.py" "$pkgdir/usr/bin/${pkgname}gtk"
   ln -s "${site_packages}/CameraCtrls/images/icon.png" \
-    "$pkgdir/usr/share/icons/hicolor/256x256/apps/$pkgname.png"
+    "$pkgdir/usr/share/icons/hicolor/256x256/apps/${_app_id}.png"
 }