gitui: init (#354)

modules/gitui/hm.nix

@@ -0,0 +1,44 @@
+{ config, lib, ... }:
+let
+  inherit (config.lib.stylix) colors;
+
+  mkRgb = color:
+    let
+      r = colors."${color}-rgb-r";
+      g = colors."${color}-rgb-g";
+      b = colors."${color}-rgb-b";
+    in
+    "Rgb(${r}, ${g}, ${b})";
+in
+{
+  options.stylix.targets.gitui.enable =
+    config.lib.stylix.mkEnableTarget "GitUI" true;
+
+  config = lib.mkIf config.stylix.targets.gitui.enable {
+    programs.gitui.theme = ''
+      (
+          selected_tab: Some(Reset),
+          command_fg: Some(${mkRgb "base05"}),
+          selection_bg: Some(${mkRgb "base04"}),
+          selection_fg: Some(${mkRgb "base05"}),
+          cmdbar_bg: Some(${mkRgb "base01"}),
+          cmdbar_extra_lines_bg: Some(${mkRgb "base01"}),
+          disabled_fg: Some(${mkRgb "base04"}),
+          diff_line_add: Some(${mkRgb "base0B"}),
+          diff_line_delete: Some(${mkRgb "base08"}),
+          diff_file_added: Some(${mkRgb "base0A"}),
+          diff_file_removed: Some(${mkRgb "base08"}),
+          diff_file_moved: Some(${mkRgb "base0E"}),
+          diff_file_modified: Some(${mkRgb "base09"}),
+          commit_hash: Some(${mkRgb "base07"}),
+          commit_time: Some(${mkRgb "base05"}),
+          commit_author: Some(${mkRgb "base0D"}),
+          danger_fg: Some(${mkRgb "base08"}),
+          push_gauge_bg: Some(${mkRgb "base0D"}),
+          push_gauge_fg: Some(${mkRgb "base00"}),
+          tag_fg: Some(${mkRgb "base06"}),
+          branch_fg: Some(${mkRgb "base0C"})
+      )
+    '';
+  };
+}