morgen: add updateScript and mainProgram

pkgs/applications/office/morgen/default.nix

@@ -6,8 +6,8 @@ stdenv.mkDerivation rec {
   version = "3.0.1";
 
   src = fetchurl {
-    url = "https://download.todesktop.com/210203cqcj00tw1/morgen-${version}.deb";
-    sha256 = "sha256-lj+V5mntZzED2ZS62Uwlt/vTXwSuwzXeuEw8y/bA6og=";
+    url = "https://dl.todesktop.com/210203cqcj00tw1/versions/${version}/linux/deb";
+    hash = "sha256-lj+V5mntZzED2ZS62Uwlt/vTXwSuwzXeuEw8y/bA6og=";
   };
 
   nativeBuildInputs = [
@@ -46,12 +46,15 @@ stdenv.mkDerivation rec {
     runHook postInstall
   '';
 
+  passthru.updateScript = ./update.sh;
+
   meta = with lib; {
     description = "All-in-one Calendars, Tasks and Scheduler";
     homepage = "https://morgen.so/download";
+    mainProgram = "morgen";
     sourceProvenance = with sourceTypes; [ binaryNativeCode ];
     license = licenses.unfree;
-    maintainers = with maintainers; [ wolfangaukang ];
+    maintainers = with maintainers; [ justanotherariel wolfangaukang ];
     platforms = [ "x86_64-linux" ];
   };
 }

pkgs/applications/office/morgen/update.sh

@@ -0,0 +1,26 @@
+#!/usr/bin/env nix-shell
+#!nix-shell -i bash -p curl jq common-updater-scripts
+
+set -euo pipefail
+
+# URL to check for the latest version
+latestUrl="https://dl.todesktop.com/210203cqcj00tw1/linux/deb/x64"
+
+# Fetch the latest version information
+latestInfo=$(curl -sI -X GET $latestUrl | grep -oP 'morgen-\K\d+(\.\d+)*(?=[^\d])')
+
+if [[ -z "$latestInfo" ]]; then
+    echo "Could not find the latest version number."
+    exit 1
+fi
+
+# Extract the version number
+latestVersion=$(echo "$latestInfo" | head -n 1)
+
+echo "Latest version of Morgen is $latestVersion"
+
+# Update the package definition
+update-source-version morgen "$latestVersion"
+
+# Fetch and update the hash
+nix-prefetch-url --unpack "https://dl.todesktop.com/210203cqcj00tw1/versions/${latestVersion}/linux/deb"

pkgs/top-level/all-packages.nix

@@ -10985,7 +10985,7 @@ with pkgs;
   mole = callPackage ../tools/networking/mole { };
 
   morgen = callPackage ../applications/office/morgen {
-    electron = electron_25; # blank screen with electron_26
+    electron = electron_28;
   };
 
   mosh = callPackage ../tools/networking/mosh { };