feat: auto generate remmina desktop entries

home/services/remmina.nix

@@ -1,7 +1,68 @@
-{device, ...}: {
+{
+  device,
+  pkgs,
+  lib,
+  config,
+  ...
+}:
+with lib; let
+  remminaDir = "${config.home.homeDirectory}/.local/share/remmina";
+  applicationsDir = "${config.home.homeDirectory}/.local/share/applications";
+
+  # Script to generate desktop entries for Remmina connections
+  generateRemminaDesktopEntries = pkgs.writeShellScript "generate-remmina-desktop-entries" ''
+    REMMINA_DIR="${remminaDir}"
+    APPS_DIR="${applicationsDir}"
+
+    # Create applications directory if it doesn't exist
+    mkdir -p "$APPS_DIR"
+
+    # Remove old remmina desktop entries
+    rm -f "$APPS_DIR"/remmina-*.desktop
+
+    # Exit if remmina directory doesn't exist
+    [[ ! -d "$REMMINA_DIR" ]] && exit 0
+
+    # Generate desktop entries for each .remmina file
+    find "$REMMINA_DIR" -name "*.remmina" -type f | while read -r file; do
+      # Extract connection details
+      name=$(${pkgs.gnugrep}/bin/grep "^name=" "$file" | ${pkgs.coreutils}/bin/cut -d'=' -f2-)
+      server=$(${pkgs.gnugrep}/bin/grep "^server=" "$file" | ${pkgs.coreutils}/bin/cut -d'=' -f2-)
+      protocol=$(${pkgs.gnugrep}/bin/grep "^protocol=" "$file" | ${pkgs.coreutils}/bin/cut -d'=' -f2-)
+
+      # Use filename as fallback if name is empty
+      [[ -z "$name" ]] && name=$(${pkgs.coreutils}/bin/basename "$file" .remmina)
+      [[ -z "$protocol" ]] && protocol="Unknown"
+
+      # Generate desktop entry filename
+      desktop_name=$(${pkgs.coreutils}/bin/basename "$file" .remmina | ${pkgs.gnused}/bin/sed 's/[^a-zA-Z0-9_-]/-/g')
+      desktop_file="$APPS_DIR/remmina-$desktop_name.desktop"
+
+      # Create desktop entry
+      cat > "$desktop_file" <<EOF
+    [Desktop Entry]
+    Type=Application
+    Name=Remmina - $name
+    GenericName=$protocol Connection to $server
+    Comment=Connect to $server via $protocol
+    Exec=${pkgs.remmina}/bin/remmina -c "$file"
+    Icon=org.remmina.Remmina
+    Terminal=false
+    Categories=Network;RemoteAccess;
+    EOF
+    done
+  '';
+in {
   services.remmina = {
     enable = device.is "ryu";
     systemdService.enable = true;
     addRdpMimeTypeAssoc = true;
   };
+
+  # Activation script to generate desktop entries
+  home.activation.generateRemminaDesktopEntries = mkIf (device.is "ryu") (
+    lib.hm.dag.entryAfter ["writeBoundary"] ''
+      run ${generateRemminaDesktopEntries}
+    ''
+  );
 }