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{ config, pkgs, ... }:

{
  # TODO: add signing
  home-manager.users.minijackson = { ... }:
  {
    programs.git = {
      enable = true;
      package = pkgs.gitAndTools.gitFull;
      userEmail = "minijackson@riseup.net";
      userName = "Minijackson";

      extraConfig = let
        deltaCommand = "${pkgs.gitAndTools.delta}/bin/delta";
      in {
        core = {
          whitespace = "trailing-space,space-before-tab";
          pager = deltaCommand;
          interactive.diffFilter = "${deltaCommand} --color-only";
        };
        merge = { tool = "nvimdiff"; };
        "mergetool \"nvimdiff\"" = { cmd = "nvim -d \"$LOCAL\" \"$MERGED\" \"$REMOTE\""; };

        delta = with config.theme.colors; {
          features = "line-numbers decorations";
          whitespace-error-style = "22 reverse";
          decorations = {
            minus-style = "normal red";
            minus-non-emph-style = "normal red";
            minus-emph-style = "normal brightred";
            minus-empty-line-marker-style = "normal red";

            plus-style = "reverse green";
            plus-non-emph-style = "reverse green";
            plus-emph-style = "reverse brightgreen";
            plus-empty-line-marker-style = "reverse green";

            whitespace-error-style = "reverse green";

            line-numbers-minus-style = "brightred";
            line-numbers-zero-style = "brightblack";
            line-numbers-plus-style = "brightgreen";

            file-style = "bright${dominantName}";
            line-numbers-left-style = dominantName;
            line-numbers-right-style = dominantName;
          };
        };

      };
    };
  };

  home-manager.users.root = { ... }:
  {
    programs.git = config.home-manager.users.minijackson.programs.git;
  };
}