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path: root/modules/devenv/integrations/gitignore.nix
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{
  config,
  lib,
  pkgs,
  ...
}: let
  cfg = config.gitignore;
  ignoreDevenv = cfg.devenv.enable or false;
  templates = lib.attrNames (lib.filterAttrs (name: value: (value.enable or false) && name != "devenv") cfg);
  toUncomment = builtins.concatLists (lib.collect lib.isList cfg);
in {
  options.gitignore = lib.mkOption {
    type = with lib.types; (submodule {
      freeformType = with lib.types;
        attrsOf (submodule {
          options = {
            enable = lib.mkEnableOption "";
            uncomment = lib.mkOption {
              type = with lib.types; listOf str;
              default = [];
              description = "Lines that should be uncommented and thus enabled in the template file.";
            };
          };
        });
      options.extra = lib.mkOption {
        type = lib.types.lines;
        default = "";
        example = ''
          *.my-file-extension
        '';
      };
    });
    default = {extra = "";};
  };

  config = {
    dotfiles.".gitignore" = lib.mkIf (templates != {} || cfg.extra != "") {
      gitignore = lib.mkDefault false;
      text =
        lib.optionalString (templates != []) (builtins.readFile (pkgs.personal.static.gitignore.override {inherit templates toUncomment;}))
        + lib.optionalString ignoreDevenv ''
          ### devenv
          .devenv/

        ''
        + lib.optionalString (cfg.extra != "") ''
          ### miscellaneous
          ${cfg.extra}
        '';
    };
    gitignore.devenv.enable = lib.mkDefault true;
  };
}