{
  lib,
  formats,
  concatTextFile,
  writeTextDir,
  symlinkJoin,
}:
let
  tomlFormat = formats.toml { };

  config = {
    theme = "tokyonight";
    editor = {
      line-number = "relative";
      indent-guides = {
        render = true;
        character = "┆";
        skip-levels = 1;
      };
      cursor-shape = {
        insert = "bar";
        normal = "block";
        select = "underline";
      };
      whitespace.render = {
        space = "all";
        tab = "all";
        newline = "none";
      };
      whitespace.characters = {
        space = "·";
        nbsp = "⍽";
        tab = "→";
        newline = "⏎";
        tabpad = "·"; # Tabs will look like "→···" (depending on tab width)
      };
      cursorline = true;
      lsp.display-messages = true;
    };
    keys.normal."space" = {
      "f" = "file_picker_in_current_directory";
      "F" = "file_picker";
    };
  };

  languages = {
    language-server.emmet-ls = {
      command = "emmet-ls";
      args = [ "--stdio" ];
    };
    # language-server.astro-ls = {
    #   command = "astro-ls";
    #   args = [ "--stdio" ];
    #   config = {
    #     typescript.tsdk = "${pkgs.typescript}/lib/node_modules/typescript/lib";
    #     environment = "node";
    #   };
    # };

    language = [
      {
        name = "html";
        language-servers = [
          "vscode-html-language-server"
          "emmet-ls"
        ];
      }
      {
        name = "php";
        language-servers = [
          "emmet-ls"
        ];
      }
      {
        name = "astro";
        scope = "source.astro";
        injection-regex = "astro";
        file-types = [ "astro" ];
        roots = [
          "package.json"
          "astro.config.mjs"
        ];
        language-servers = [
          "astro-ls"
          "emmet-ls"
        ];
        auto-format = true;
      }
      {
        name = "nix";
        auto-format = true;
        formatter = {
          command = "nixfmt";
          args = [ "-" ];
        };
      }
      {
        name = "cpp";
        auto-format = true;
        formatter.command = "clang-format";
      }
      {
        name = "cmake";
        auto-format = true;
        formatter = {
          command = "cmake-format";
          args = [ "-" ];
        };
      }
      {
        name = "svelte";
        language-servers = [
          "svelteserver"
          "emmet-ls"
        ];
      }
      {
        name = "vue";
        language-servers = [
          "vue-language-server"
          "emmet-ls"
        ];
      }
    ];
  };

  ignores = [
    "*.lock"
    "!.gitignore"
    "!.cargo"

    # Common binary file formats
    "*.exe"
    "*.bin"
    "*.png"
    "*.jpeg"
    "*.jpg"
    "*.webp"
  ];

  config-file = concatTextFile {
    name = "helix-config-toml";
    files = [
      (tomlFormat.generate "helix-config" config)
    ];
    destination = "/helix/config.toml";
  };
  languages-file = concatTextFile {
    name = "helix-languages-toml";
    files = [
      (tomlFormat.generate "helix-languages" languages)
    ];
    destination = "/helix/languages.toml";
  };
  ignore-file = writeTextDir "helix/ignore" (lib.strings.concatLines ignores);
in
symlinkJoin {
  name = "helix-config";
  paths = [
    config-file
    languages-file
    ignore-file
  ];
}