{ config, pkgs, ... }:
{
  programs.git = {
    enable = true;
    userName = "Simon Bruder";
    userEmail = "simon@sbruder.de";
    signing = {
      key = config.programs.gpg.settings.default-key;
      signByDefault = true;
    };

    extraConfig = {
      core.quotepath = "off";
      pull.ff = "only";
      diff = {
        age = {
          # This uses the de facto default key location with no ability to
          # specify another key.
          # If decryption fails (e.g. due to a lack of the right private key,
          # rage’s error message will be displayed instead of the file’s
          # contents.
          textconv = toString (pkgs.writeShellScript "git-age-textconv" ''
            ${pkgs.rage}/bin/rage -d -i ${config.xdg.configHome}/age/keys.txt "$@" 2>&1 || true
          '');
        };
      };
    };

    ignores = [
      "*.swp"
      ".direnv"
      "Session.vim"
    ];

    lfs.enable = true;
    delta = {
      enable = true;
      options = {
        line-numbers = "true";
        side-by-side = "true";
        features = "decorations";
        syntax-theme = "base16";
        decorations = {
          commit-decoration-style = "bold yellow box ul";
          file-style = "bold yellow ul";
          file-decoration-style = "none";
        };
      };
    };
  };
}