From 087ed3974dbbfb12e5d12d1444553bb5d677a59b Mon Sep 17 00:00:00 2001
From: Sridhar Ratnakumar <srid@srid.ca>
Date: Wed, 30 Jun 2021 11:16:21 -0400
Subject: [PATCH] Add xmobar, WIP

---
 features/desktopish/default.nix               |  3 +-
 features/desktopish/xmobar/default.nix        | 20 +++++++++++++
 .../desktopish/xmobar/xmobar-srid/.gitignore  |  2 ++
 .../xmobar-srid/.vscode/extensions.json       |  8 ++++++
 .../xmobar/xmobar-srid/.vscode/settings.json  |  6 ++++
 .../xmobar/xmobar-srid/CHANGELOG.md           |  5 ++++
 .../desktopish/xmobar/xmobar-srid/Main.hs     |  7 +++++
 .../desktopish/xmobar/xmobar-srid/Setup.hs    |  2 ++
 .../desktopish/xmobar/xmobar-srid/default.nix | 16 +++++++++++
 .../xmobar/xmobar-srid/xmobar-srid.cabal      | 28 +++++++++++++++++++
 10 files changed, 96 insertions(+), 1 deletion(-)
 create mode 100644 features/desktopish/xmobar/default.nix
 create mode 100644 features/desktopish/xmobar/xmobar-srid/.gitignore
 create mode 100644 features/desktopish/xmobar/xmobar-srid/.vscode/extensions.json
 create mode 100644 features/desktopish/xmobar/xmobar-srid/.vscode/settings.json
 create mode 100644 features/desktopish/xmobar/xmobar-srid/CHANGELOG.md
 create mode 100644 features/desktopish/xmobar/xmobar-srid/Main.hs
 create mode 100644 features/desktopish/xmobar/xmobar-srid/Setup.hs
 create mode 100644 features/desktopish/xmobar/xmobar-srid/default.nix
 create mode 100644 features/desktopish/xmobar/xmobar-srid/xmobar-srid.cabal

diff --git a/features/desktopish/default.nix b/features/desktopish/default.nix
index 426ad01..48b1ea5 100644
--- a/features/desktopish/default.nix
+++ b/features/desktopish/default.nix
@@ -14,7 +14,8 @@
     # WMish things
     ./xmonad
     #./sway.nix
-    ./taffybar # Disabled, because it rarely works
+    # ./taffybar # Disabled, because it rarely works
+    ./xmobar
   ];
 
   environment.systemPackages = with pkgs; [
diff --git a/features/desktopish/xmobar/default.nix b/features/desktopish/xmobar/default.nix
new file mode 100644
index 0000000..778254b
--- /dev/null
+++ b/features/desktopish/xmobar/default.nix
@@ -0,0 +1,20 @@
+{ config, pkgs, ... }:
+let
+  xmobarPkg = pkgs.callPackage ./xmobar-srid { inherit pkgs; };
+in
+{
+  systemd.user.services.xmobar = {
+    enable = true;
+    description = "Xmobar";
+    wantedBy = [ "graphical-session.target" ];
+    serviceConfig = {
+      ExecStart = "${xmobarPkg}/bin/xmobar-srid";
+      Restart = "on-abnormal";
+    };
+  };
+
+  # Battery widget requires this.
+  services.upower = {
+    enable = true;
+  };
+}
diff --git a/features/desktopish/xmobar/xmobar-srid/.gitignore b/features/desktopish/xmobar/xmobar-srid/.gitignore
new file mode 100644
index 0000000..1f594a8
--- /dev/null
+++ b/features/desktopish/xmobar/xmobar-srid/.gitignore
@@ -0,0 +1,2 @@
+result
+dist-newstyle
diff --git a/features/desktopish/xmobar/xmobar-srid/.vscode/extensions.json b/features/desktopish/xmobar/xmobar-srid/.vscode/extensions.json
new file mode 100644
index 0000000..7539f1d
--- /dev/null
+++ b/features/desktopish/xmobar/xmobar-srid/.vscode/extensions.json
@@ -0,0 +1,8 @@
+{
+	// See https://go.microsoft.com/fwlink/?LinkId=827846
+	// for the documentation about the extensions.json format
+	"recommendations": [
+		"haskell.haskell",
+		"arrterian.nix-env-selector"
+	]
+}
\ No newline at end of file
diff --git a/features/desktopish/xmobar/xmobar-srid/.vscode/settings.json b/features/desktopish/xmobar/xmobar-srid/.vscode/settings.json
new file mode 100644
index 0000000..5ab7546
--- /dev/null
+++ b/features/desktopish/xmobar/xmobar-srid/.vscode/settings.json
@@ -0,0 +1,6 @@
+{
+    "nixEnvSelector.nixShellConfig": "${workspaceRoot}/default.nix",
+    "editor.formatOnType": true,
+    "editor.formatOnSave": true,
+    "nixEnvSelector.nixFile": "${workspaceRoot}/default.nix"
+}
\ No newline at end of file
diff --git a/features/desktopish/xmobar/xmobar-srid/CHANGELOG.md b/features/desktopish/xmobar/xmobar-srid/CHANGELOG.md
new file mode 100644
index 0000000..42030ab
--- /dev/null
+++ b/features/desktopish/xmobar/xmobar-srid/CHANGELOG.md
@@ -0,0 +1,5 @@
+# Revision history for xmobar-srid
+
+## 0.1.0.0 -- YYYY-mm-dd
+
+* First version. Released on an unsuspecting world.
diff --git a/features/desktopish/xmobar/xmobar-srid/Main.hs b/features/desktopish/xmobar/xmobar-srid/Main.hs
new file mode 100644
index 0000000..fa748c4
--- /dev/null
+++ b/features/desktopish/xmobar/xmobar-srid/Main.hs
@@ -0,0 +1,7 @@
+module Main where
+
+import Xmobar
+
+main :: IO ()
+main =
+  xmobarMain
diff --git a/features/desktopish/xmobar/xmobar-srid/Setup.hs b/features/desktopish/xmobar/xmobar-srid/Setup.hs
new file mode 100644
index 0000000..9a994af
--- /dev/null
+++ b/features/desktopish/xmobar/xmobar-srid/Setup.hs
@@ -0,0 +1,2 @@
+import Distribution.Simple
+main = defaultMain
diff --git a/features/desktopish/xmobar/xmobar-srid/default.nix b/features/desktopish/xmobar/xmobar-srid/default.nix
new file mode 100644
index 0000000..ee2fb68
--- /dev/null
+++ b/features/desktopish/xmobar/xmobar-srid/default.nix
@@ -0,0 +1,16 @@
+# Since the xmonad config will be built by nixos-rebuild, we use the
+# nix-channel's nixpkgs.
+{ pkgs ? import <nixpkgs> { } }:
+pkgs.haskellPackages.developPackage {
+  name = "xmobar-srid";
+  root = ./.;
+  modifier = drv:
+    pkgs.haskell.lib.addBuildTools drv (with pkgs.haskellPackages;
+    [
+      cabal-install
+      cabal-fmt
+      ghcid
+      haskell-language-server
+    ]);
+  overrides = self: super: with pkgs.haskell.lib; { };
+}
diff --git a/features/desktopish/xmobar/xmobar-srid/xmobar-srid.cabal b/features/desktopish/xmobar/xmobar-srid/xmobar-srid.cabal
new file mode 100644
index 0000000..4a32e7f
--- /dev/null
+++ b/features/desktopish/xmobar/xmobar-srid/xmobar-srid.cabal
@@ -0,0 +1,28 @@
+cabal-version:       >=1.10
+-- Initial package description 'xmobar-srid.cabal' generated by 'cabal
+-- init'.  For further documentation, see
+-- http://haskell.org/cabal/users-guide/
+
+name:                xmobar-srid
+version:             0.1.0.0
+-- synopsis:
+-- description:
+-- bug-reports:
+-- license:
+license-file:        LICENSE
+author:              Sridhar Ratnakumar
+maintainer:          srid@srid.ca
+-- copyright:
+-- category:
+build-type:          Simple
+extra-source-files:  CHANGELOG.md
+
+executable xmobar-srid
+  main-is:             Main.hs
+  -- other-modules:
+  -- other-extensions:
+  build-depends:       base >=4.13 && <4.14
+                      , xmobar
+                      , text
+  -- hs-source-dirs:
+  default-language:    Haskell2010