From 6644d0031da7af16effda4287ea2da17506ee415 Mon Sep 17 00:00:00 2001
From: Vincent Ambo <tazjin@google.com>
Date: Sun, 26 Apr 2020 00:24:49 +0100
Subject: feat(fun/idual && nixos/camden): Add light alarm systemd units

Adds a systemd unit to run the idual light alarm using a transient
timer created by systemd-run.
---
 fun/idual/__init__.py |  2 ++
 fun/idual/default.nix | 11 ++++++++---
 2 files changed, 10 insertions(+), 3 deletions(-)

(limited to 'fun')

diff --git a/fun/idual/__init__.py b/fun/idual/__init__.py
index 2c0f97170b..ad103ef049 100644
--- a/fun/idual/__init__.py
+++ b/fun/idual/__init__.py
@@ -62,8 +62,10 @@ if __name__ == "__main__":
     #
     # The command sending doesn't always work, hence this brute-force
     # approach.
+    print('Initialising light controller')
     ctrl = LightController()
 
+    print('Turning on the lights. Wakey, wakey!')
     for i in range(9):
         ctrl.send_cmd('morning')
         time.sleep(0.2)
diff --git a/fun/idual/default.nix b/fun/idual/default.nix
index e051f1c812..1ac87ab47f 100644
--- a/fun/idual/default.nix
+++ b/fun/idual/default.nix
@@ -12,8 +12,13 @@ let
       python.broadlink
     ];
   };
-in lib.fix (self: {
   package = python3Packages.buildPythonPackage opts;
   script  = python3Packages.buildPythonApplication opts;
-  python  = python3.withPackages (_: [ self.package ]);
-})
+in {
+  inherit script;
+  python  = python3.withPackages (_: [ package ]);
+  setAlarm = pkgs.writeShellScriptBin "set-alarm" ''
+    echo "setting an alarm for ''${1}"
+    ${pkgs.systemd}/bin/systemd-run --user --on-calendar="''${1} Europe/London" --unit=light-alarm.service
+  '';
+}
-- 
cgit 1.4.1