{ pkgs, lib, ... }:
let

in
{
  imports = [ ./modules/programs/my-kakoune ];

  home.packages = with pkgs; [
    # ctags for peneira
    universal-ctags
    # tree-sitter for kak
    kak-tree-sitter
  ];

  # xdg.configFile."kak-tree-sitter/config.toml".source = ./kak-tree-sitter.toml;

  # Enable the kakoune package.
  programs.my-kakoune.enable = true;
  programs.my-kakoune.enable-fish-session = true;

  programs.my-kakoune.tree-sitter.extraAliases = {
    # Scala stuff
    method = "function";
    module = "namespace";
    function_call = "function";
    method_call = "method";

    boolean = "constant_builtin_boolean";
    number = "constant_numeric";
    float = "constant_numeric_float";

    type_qualifier = "keyword_special";
    storageclass = "keyword_storage_modifier";
    conditional = "keyword_conditional";
    include = "keyword_control_import";
  };
  programs.my-kakoune.tree-sitter.languages =
    let
      tree-sitter-go = pkgs.fetchFromGitHub {
        owner = "tree-sitter";
        repo = "tree-sitter-go";
        rev = "v0.20.0";
        hash = "sha256-G7d8CHCyKDAb9j6ijRfHk/HlgPqSI+uvkuRIRRvjkHI=";
      };
    in
    {
      scala =
        let
          src = pkgs.fetchFromGitHub {
            owner = "tree-sitter";
            repo = "tree-sitter-scala";
            rev = "70afdd5632d57dd63a960972ab25945e353a52f6";
            hash = "sha256-bi0Lqo/Zs2Uaz1efuKAARpEDg5Hm59oUe7eSXgL1Wow=";
          };
        in
        {
          grammar.src = src;
          queries.src = src;
          queries.path = "queries/scala";
        };
      haskell =
        let
          src = pkgs.fetchFromGitHub {
            owner = "tree-sitter";
            repo = "tree-sitter-haskell";
            rev = "ba0bfb0e5d8e9e31c160d287878c6f26add3ec08";
            hash = "sha256-ZSOF0CLOn82GwU3xgvFefmh/AD2j5zz8I0t5YPwfan0=";
          };
        in
        {
          grammar.src = src;
          grammar.compile.args = [ "-c" "-fpic" "../parser.c" "../scanner.c" "../unicode.h" "-I" ".." ];
          queries.src = src;
          queries.path = "queries";
        };
      yaml = {
        grammar.src = pkgs.fetchFromGitHub {
          owner = "ikatyang";
          repo = "tree-sitter-yaml";
          rev = "0e36bed171768908f331ff7dff9d956bae016efb";
          hash = "sha256-bpiT3FraOZhJaoiFWAoVJX1O+plnIi8aXOW2LwyU23M=";
        };
        grammar.compile.args = [ "-c" "-fpic" "../scanner.cc" "../parser.c" "-I" ".." ];
        grammar.link.args = [ "-shared" "-fpic" "scanner.o" "parser.o" ];
        grammar.link.flags = [ "-O3" "-lstdc++" ];

        queries.src = pkgs.fetchFromGitHub {
          owner = "helix-editor";
          repo = "helix";
          rev = "dbd248fdfa680373d94fbc10094a160aafa0f7a7";
          hash = "sha256-wk8qVUDFXhAOi1Ibc6iBMzDCXb6t+YiWZcTd0IJybqc=";
        };
        queries.path = "runtime/queries/yaml";
      };

      templ =
        let
          src = pkgs.fetchFromGitHub {
            owner = "vrischmann";
            repo = "tree-sitter-templ";
            rev = "4519e3ec9ca92754ca25659bb1fd410d5e0f8d88";
            hash = "sha256-ic5SlqDEZoYakrJFe0H9GdzravqovlL5sTaHjyhe74M=";
          };
        in
        {
          grammar.src = src;
          queries.src = pkgs.runCommandLocal "templ-tree-sitter-queries" { } ''
            mkdir -p $out/queries
            # copy most stuff from tree-sitter-templ
            install -m644 ${src}/queries/templ/* $out/queries
            # override inherited files
            cat ${tree-sitter-go}/queries/highlights.scm ${src}/queries/templ/highlights.scm > $out/queries/highlights.scm
          '';
          queries.path = "queries";
        };

      go = {
        grammar.src = tree-sitter-go;
        grammar.compile.args = [ "-c" "-fpic" "../parser.c" "-I" ".." ];
        grammar.link.args = [ "-shared" "-fpic" "parser.o" ];
        queries.src = tree-sitter-go;
        queries.path = "queries";
      };

      hylo =
        let
          src = pkgs.fetchFromGitHub {
            owner = "natsukagami";
            repo = "tree-sitter-hylo";
            rev = "494cbdff0d13cbc67348316af2efa0286dbddf6f";
            hash = "sha256-R5UeoglCTl0do3VDJ/liCTeqbxU9slvmVKNRA/el2VY=";
          };
        in
        {
          grammar.src = src;
          grammar.compile.args = [ "-c" "-fpic" "../parser.c" "-I" ".." ];
          grammar.link.args = [ "-shared" "-fpic" "parser.o" ];
          queries.src = src;
          queries.path = "queries";
        };
    };
}