From 1a59f4d7b37117b0c470c11bbe8a92620c649469 Mon Sep 17 00:00:00 2001
From: "root@nixos-nas" <>
Date: Wed, 11 Jun 2025 19:11:16 +0000
Subject: [PATCH] kodi & tv-wakeup

---
 configuration.nix | 49 ++++++++++++++++++++++++++++++++++++++++++++---
 1 file changed, 46 insertions(+), 3 deletions(-)

diff --git a/configuration.nix b/configuration.nix
index 859a67d..325b2cd 100644
--- a/configuration.nix
+++ b/configuration.nix
@@ -65,7 +65,7 @@
   # Wir pinnen den Kernel, bis ZFS 2.3.x für 6.13 bereit ist
   boot.kernelPackages = pkgs.linuxPackages_6_12;
 
-  environment.systemPackages = with pkgs; [ git vim zfs ];
+  environment.systemPackages = with pkgs; [ git vim zfs virt-viewer ];
 
 
   #### Virtualisation
@@ -77,8 +77,7 @@
 
 
   #### nix-Cache
-
-  # --- Binary-Cache -------------------------------------------------------------
+  # --- Binary-Cache
   services.nix-serve = {
     enable          = true;
     secretKeyFile   = "/var/cache/nix/secret-key";
@@ -95,5 +94,49 @@
     secret-key-files    = [ "/var/cache/nix/secret-key" ];
   };
 
+  ##########################################################################
+  ### Kodi & TV-Detect #####################################################
+  ##########################################################################
+
+  ### UDEV-Regel + Skript ##################################################
+  services.udev.extraRules = ''
+    ACTION=="change", SUBSYSTEM=="drm", ENV{HOTPLUG}=="1", \
+    RUN+="/etc/udev/scripts/hdmi-handler.sh"
+  '';
+
+  environment.etc."udev/scripts/hdmi-handler.sh".text = ''
+    #!/usr/bin/env bash
+    PORT="/sys/class/drm/card0-HDMI-A-1/status"
+    USER="nicole"
+
+    read status < "$PORT"
+    if [[ "$status" == "connected" ]]; then
+      # Fernseher an ➜ Kodi starten
+      runuser -l "$USER" -c "systemctl --user start kodi.service"
+      # Beispiel: alternative Wartungs-VM
+      # runuser -l "$USER" -c "systemctl --user start vm-viewer@ha-vm.service"
+    else
+      # Fernseher aus ➜ alles stoppen
+      runuser -l "$USER" -c "systemctl --user stop vm-viewer@ha-vm.service" || true
+      runuser -l "$USER" -c "systemctl --user stop kodi.service"
+    fi
+  '';
+  environment.etc."udev/scripts/hdmi-handler.sh".mode = "0755";
+
+  ### Kodi (GBM-Wayland Variante) ##########################################
+  programs.kodi = {
+    enable  = true;
+    package = pkgs.kodi;          # ← Standard; wähle ggf. `pkgs.kodi-wayland`
+    gpuSupport = true;            # deaktiviert X11-Abhängigkeit
+  };
+
+  ### Virt-Viewer Template-Unit (optional) #################################
+  systemd.user.services."vm-viewer@" = {
+    description = "Virt-viewer fullscreen for %i";
+    serviceConfig = {
+      ExecStart = "${pkgs.virt-viewer}/bin/virt-viewer --full-screen --wait --domain-name %i";
+      Restart   = "on-failure";
+    };
+  };
 
 }