From 003b42f33241229dc9094d713f4e88bff9d72d14 Mon Sep 17 00:00:00 2001
From: Tobias Happ <tobias.happ@gmx.de>
Date: Sat, 1 Dec 2018 17:32:21 +0100
Subject: nixos/dwm-status: add module

---
 nixos/doc/manual/release-notes/rl-1909.xml |  7 +++
 nixos/modules/module-list.nix              |  1 +
 nixos/modules/services/misc/dwm-status.nix | 73 ++++++++++++++++++++++++++++++
 3 files changed, 81 insertions(+)
 create mode 100644 nixos/modules/services/misc/dwm-status.nix

diff --git a/nixos/doc/manual/release-notes/rl-1909.xml b/nixos/doc/manual/release-notes/rl-1909.xml
index 51a894269d9b..726ac5b3abac 100644
--- a/nixos/doc/manual/release-notes/rl-1909.xml
+++ b/nixos/doc/manual/release-notes/rl-1909.xml
@@ -42,6 +42,13 @@
    The following new services were added since the last release:
   </para>
 
+  <itemizedlist>
+   <listitem>
+    <para>
+     <literal>./programs/dwm-status.nix</literal>
+    </para>
+   </listitem>
+  </itemizedlist>
  </section>
 
  <section xmlns="http://docbook.org/ns/docbook"
diff --git a/nixos/modules/module-list.nix b/nixos/modules/module-list.nix
index 4f841ecfe0da..6663744bef87 100644
--- a/nixos/modules/module-list.nix
+++ b/nixos/modules/module-list.nix
@@ -393,6 +393,7 @@
   ./services/misc/couchpotato.nix
   ./services/misc/devmon.nix
   ./services/misc/dictd.nix
+  ./services/misc/dwm-status.nix
   ./services/misc/dysnomia.nix
   ./services/misc/disnix.nix
   ./services/misc/docker-registry.nix
diff --git a/nixos/modules/services/misc/dwm-status.nix b/nixos/modules/services/misc/dwm-status.nix
new file mode 100644
index 000000000000..b98a42e6a6d2
--- /dev/null
+++ b/nixos/modules/services/misc/dwm-status.nix
@@ -0,0 +1,73 @@
+{ config, lib, pkgs, ... }:
+
+with lib;
+
+let
+  cfg = config.services.dwm-status;
+
+  order = concatMapStringsSep "," (feature: ''"${feature}"'') cfg.order;
+
+  configFile = pkgs.writeText "dwm-status.toml" ''
+    order = [${order}]
+
+    ${cfg.extraConfig}
+  '';
+in
+
+{
+
+  ###### interface
+
+  options = {
+
+    services.dwm-status = {
+
+      enable = mkEnableOption "dwm-status user service";
+
+      package = mkOption {
+        type = types.package;
+        default = pkgs.dwm-status;
+        defaultText = "pkgs.dwm-status";
+        example = "pkgs.dwm-status.override { enableAlsaUtils = false; }";
+        description = ''
+          Which dwm-status package to use.
+        '';
+      };
+
+      order = mkOption {
+        type = types.listOf (types.enum [ "audio" "backlight" "battery" "cpu_load" "network" "time" ]);
+        description = ''
+          List of enabled features in order.
+        '';
+      };
+
+      extraConfig = mkOption {
+        type = types.lines;
+        default = "";
+        description = ''
+          Extra config in TOML format.
+        '';
+      };
+
+    };
+
+  };
+
+
+  ###### implementation
+
+  config = mkIf cfg.enable {
+
+    services.upower.enable = elem "battery" cfg.order;
+
+    systemd.user.services.dwm-status = {
+      description = "Highly performant and configurable DWM status service";
+      wantedBy = [ "graphical-session.target" ];
+      partOf = [ "graphical-session.target" ];
+
+      serviceConfig.ExecStart = "${cfg.package}/bin/dwm-status ${configFile}";
+    };
+
+  };
+
+}
-- 
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