From 22f14d6909456808f02f181e62f52e44ecbf7865 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Fr=C3=A9d=C3=A9ric=20Menou?= <frederic.menou@gmail.com>
Date: Wed, 16 Oct 2024 15:40:29 +0200
Subject: [PATCH] Configuration options for git-bubbles

The home-manager module now supports configuration options of the git-bubbles script.

Fixes #45.
---
 README.md               |  4 ++++
 home-manager-module.nix | 33 ++++++++++++++++++++++++++++++---
 tests/hm-module.nix     |  3 +++
 3 files changed, 37 insertions(+), 3 deletions(-)

diff --git a/README.md b/README.md
index 2eeffa3..ff52387 100644
--- a/README.md
+++ b/README.md
@@ -70,6 +70,10 @@ The `your-home.nix` file might contain:
 {
   ptitfred.posix-toolbox.enable = true;
 
+  # Options for the git-bubbles script:
+  ptitfred.posix-toolbox.git-bubbles.remote-name = "some-remote-name";
+  ptitfred.posix-toolbox.git-bubbles.pattern = "---";
+
   # You might have to enable git though:
   programs.git.enable = true;
 
diff --git a/home-manager-module.nix b/home-manager-module.nix
index 1d4aa0a..1d449ad 100644
--- a/home-manager-module.nix
+++ b/home-manager-module.nix
@@ -22,21 +22,48 @@ let cfg = config.ptitfred.posix-toolbox;
       lib.strings.optionalString config.programs.git.enable
         "source ${posix-toolbox.git-ps1}/share/posix-toolbox/git-ps1";
 
-    initExtra =
+    bashInitExtra =
       ''
         ${gitBashInitExtra}
         source ${posix-toolbox.ls-colors}/share/ls-colors/bash.sh
       '';
+
+    gitExtraConfig = {
+      bubbles = lib.attrsets.filterAttrs (_: value: ! (isNull value)) cfg.git-bubbles;
+    };
+
+    mkOptionalStr = description:
+      lib.mkOption {
+        inherit description;
+        type = lib.types.nullOr lib.types.str;
+        default = null;
+      };
 in
 {
   options = {
-    ptitfred.posix-toolbox.enable = lib.mkEnableOption "posix-toolbox";
+    ptitfred.posix-toolbox = {
+      enable = lib.mkEnableOption "posix-toolbox";
+
+      git-bubbles = lib.mkOption {
+        description = "options for git-bubbles";
+        default = {};
+        type = (lib.types.submodule {
+          options = {
+            remote-name = mkOptionalStr "remote-name";
+            pattern = mkOptionalStr "pattern";
+          };
+        });
+      };
+    };
   };
 
   config = {
     home.packages = lib.mkIf cfg.enable packages;
 
     programs.bash.initExtra =
-      lib.mkIf (cfg.enable && config.programs.bash.enable) initExtra;
+      lib.mkIf (cfg.enable && config.programs.bash.enable) bashInitExtra;
+
+    programs.git.extraConfig =
+      lib.mkIf (cfg.enable && config.programs.git.enable) gitExtraConfig;
   };
 }
diff --git a/tests/hm-module.nix b/tests/hm-module.nix
index 72703e7..f7fe1ad 100644
--- a/tests/hm-module.nix
+++ b/tests/hm-module.nix
@@ -14,4 +14,7 @@
 
   # This is how you enable posix-toolbox features (depends on bash and git being active):
   ptitfred.posix-toolbox.enable = true;
+
+  # Example configuration for git-bubbles:
+  ptitfred.posix-toolbox.git-bubbles.remote-name = "mine";
 }