From b2358a096c2aaa17c37634d4baf0a682023585a4 Mon Sep 17 00:00:00 2001
From: Christoph Urlacher <christoph.urlacher@protonmail.com>
Date: Tue, 8 Jul 2025 22:47:10 +0200
Subject: [PATCH] Modules: Add git module

---
 home/modules/default.nix     |   1 +
 home/modules/git/default.nix | 116 +++++++++++++++++++++++++++++++++++
 home/modules/git/options.nix |  25 ++++++++
 3 files changed, 142 insertions(+)
 create mode 100644 home/modules/git/default.nix
 create mode 100644 home/modules/git/options.nix

diff --git a/home/modules/default.nix b/home/modules/default.nix
index 1bfe2a14..3a9a7baf 100644
--- a/home/modules/default.nix
+++ b/home/modules/default.nix
@@ -8,6 +8,7 @@
     ./docs
     ./firefox
     ./fish
+    ./git
     ./hyprland
     ./hyprpanel
     ./kitty
diff --git a/home/modules/git/default.nix b/home/modules/git/default.nix
new file mode 100644
index 00000000..66aea33c
--- /dev/null
+++ b/home/modules/git/default.nix
@@ -0,0 +1,116 @@
+{
+  config,
+  nixosConfig,
+  lib,
+  mylib,
+  pkgs,
+  ...
+}: let
+  inherit (config.modules) git;
+in {
+  options.modules.git = import ./options.nix {inherit lib mylib;};
+
+  config = lib.mkIf git.enable {
+    home.programs.git = {
+      enable = true;
+
+      # userEmail = "christoph.urlacher@protonmail.com";
+      # userName = "Christoph Urlacher";
+
+      userEmail = git.userEmail;
+      userName = git.userName;
+
+      signing = {
+        signByDefault = git.signCommits;
+        format = "ssh";
+        key = "~/.ssh/id_ed25519.pub";
+      };
+
+      lfs.enable = true;
+      diff-so-fancy = {
+        enable = true;
+        changeHunkIndicators = true;
+        markEmptyLines = false;
+        stripLeadingSymbols = true;
+      };
+
+      extraConfig = {
+        core = {
+          compression = 9;
+          # whitespace = "error";
+          preloadindex = true;
+        };
+
+        init = {
+          defaultBranch = "main";
+        };
+
+        gpg = {
+          ssh = {
+            allowedSignersFile = "~/.ssh/allowed_signers";
+          };
+        };
+
+        status = {
+          branch = true;
+          showStash = true;
+          showUntrackedFiles = "all";
+        };
+
+        pull = {
+          default = "current";
+          rebase = true;
+        };
+
+        push = {
+          autoSetupRemote = true;
+          default = "current";
+          followTags = true;
+        };
+
+        rebase = {
+          autoStash = true;
+          missingCommitsCheck = "warn";
+        };
+
+        diff = {
+          context = 3;
+          renames = "copies";
+          interHunkContext = 10;
+        };
+
+        interactive = {
+          diffFilter = "${pkgs.diff-so-fancy}/bin/diff-so-fancy --patch";
+          singlekey = true;
+        };
+
+        log = {
+          abbrevCommit = true;
+          graphColors = "blue,yellow,cyan,magenta,green,red";
+        };
+
+        branch = {
+          sort = "-committerdate";
+        };
+
+        tag = {
+          sort = "-taggerdate";
+        };
+
+        pager = {
+          branch = false;
+          tag = false;
+        };
+
+        url = {
+          "ssh://git@gitea.local.chriphost.de:222/christoph/" = {
+            insteadOf = "gitea:";
+          };
+          "git@github.com:" = {
+            insteadOf = "github:";
+          };
+        };
+      };
+    };
+  };
+}
diff --git a/home/modules/git/options.nix b/home/modules/git/options.nix
new file mode 100644
index 00000000..4f6d8c40
--- /dev/null
+++ b/home/modules/git/options.nix
@@ -0,0 +1,25 @@
+{
+  lib,
+  mylib,
+  ...
+}: {
+  enable = lib.mkEnableOption "Enable git";
+
+  userName = lib.mkOption {
+    type = lib.types.str;
+    description = "The user's name";
+    example = ''
+      "John Doe"
+    '';
+  };
+
+  userEmail = lib.mkOption {
+    type = lib.types.str;
+    description = "The user's email address";
+    example = ''
+      "john@doe.com"
+    '';
+  };
+
+  signCommits = lib.mkEnableOption "Enable commit signing";
+}