audio-server: pause mpv in the early morning

modules/audio-server.nix

@@ -151,7 +151,8 @@
     '');
 
     systemd = {
-      services.bluetooth-agent = lib.mkIf config.hardware.bluetooth.enable {
+      services = {
+        bluetooth-agent = lib.mkIf config.hardware.bluetooth.enable {
           description = "Allow anyone to pair via Bluetooth";
           wantedBy = [ "multi-user.target" ];
           requires = [ "bluetooth.target" ];
@@ -163,6 +164,26 @@
             RestartSec = 60;
           };
         };
+
+        mpv-pause = {
+          script = ''
+            echo '{ "command": ["set_property", "pause", true] }' | ${pkgs.socat}/bin/socat - /tmp/mpvsocket
+          '';
+          serviceConfig = {
+            Type = "oneshot";
+            User = "root";
+          };
+        };
+      };
+
+      timers.mpv-pause = {
+        wantedBy = [ "timers.target" ];
+        timerConfig = {
+          Unit = "mpv-pause.service";
+          OnCalendar = "*-*-* 05:30:00";
+        };
+      };
+
       user.services = {
         ledfx = {
           after = [ "pipewire.target" ];