{ pkgs, ... }:

let
  pythonPkgs = with pkgs.python3Packages; [
    python-lsp-server
    python-lsp-ruff
  ];
  nodePkgs = with pkgs.nodePackages; [
    vscode-langservers-extracted
    typescript
    svelte-language-server
    yaml-language-server
    typescript-language-server
    bash-language-server
  ];
in
{
  home = {
    sessionVariables = {
      EDITOR = "hx";
      VISUAL = "hx";
    };

    file.".config/helix/config.toml".text = ''
      theme = "monokai_pro_spectrum"

      [editor]
      cursorline = true
      true-color = true
      gutters = ["diff", "diagnostics", "line-numbers", "spacer"]
      
      [editor.cursor-shape]
      insert = "bar"
      normal = "block"
      select = "underline"

      [editor.lsp]
      display-messages = true

      [editor.indent-guides]
      render = true

      [editor.statusline]
      left = ["mode", "spinner"]
      center = ["file-name"]
    '';

    file.".config/helix/languages.toml".text = ''
      [[language]]
      name = "nix"
      formatter = { command = "nixpkgs-fmt" }

      [[language]]
      name = "python"
      formatter = { command = "black", args = [ "-" ] }

      [[language]]
      name = "bash"
      indent = { tab-width = 2, unit = "  " }
      formatter = { command = 'shfmt', args = ["-i", "2"] }
    '';

    packages = with pkgs.unstablePkgs; [
      black
      helix
      clang-tools
      rust-analyzer
      nil
      texlab
      nixpkgs-fmt
      ruff
      shellcheck
      shfmt
    ] ++ pythonPkgs ++ nodePkgs;
  };
}