dotnix/apps/nogui/helix.nix

# This entire file is superceded by https://git.jolheiser.com/helix.drv
{ pkgs, ... }:
let
  query =
    scm:
    builtins.readFile (
      pkgs.fetchFromGitea {
        domain = "git.jojodev.com";
        owner = "jolheiser";
        repo = "templ-helix";
        rev = "2a47b9c5af0fd9ae8bba8198fd66abc6d07fdf10";
        sha256 = "sha256-pTdOX9bPup626t+ko6k3Xq/tprAMAZCUBl+xeIBkhfs=";
      }
      + "/queries/templ/${scm}.scm"
    );
in
{
  programs.helix = {
    enable = true;
    defaultEditor = true;
    settings = {
      theme = "catppuccin_mocha_transparent";
      editor = {
        line-number = "relative";
        mouse = false;
        bufferline = "always";
        color-modes = true;
        cursor-shape = {
          insert = "bar";
          normal = "block";
          select = "underline";
        };
        file-picker = {
          hidden = false;
        };
        indent-guides = {
          render = true;
          skip-levels = 1;
        };
        soft-wrap = {
          enable = true;
        };
        statusline = {
          right = [
            "version-control"
            "diagnostics"
            "selections"
            "position"
            "file-encoding"
          ];
        };
        lsp = {
          display-messages = true;
        };
      };
      keys = {
        normal = {
          space = {
            q = ":quit";
            Q = ":quit!";
            w = ":write";
            W = ":write!";
          };
          C-c = ":config-open";
          C-r = ":config-reload";
          "C-/" = "toggle_comments";
          S-right = "goto_next_buffer";
          S-left = "goto_previous_buffer";
          C-b = ":buffer-close";
          C-s = [
            "select_all"
            "select_regex"
          ];

          C-j = "shrink_selection";
          C-k = "expand_selection";
          C-l = "select_next_sibling";
          C-a = "select_all";
          C-u = [
            "half_page_up"
            "align_view_center"
          ];
          C-d = [
            "half_page_down"
            "align_view_center"
          ];

          "{" = [
            "goto_prev_paragraph"
            "collapse_selection"
          ];
          "}" = [
            "goto_next_paragraph"
            "collapse_selection"
          ];
          "0" = "goto_line_start";
          "$" = "goto_line_end";
          "^" = "goto_first_nonwhitespace";
          G = "goto_file_end";
          "%" = "match_brackets";
          V = [
            "select_mode"
            "extend_to_line_bounds"
          ];
          C = [
            "collapse_selection"
            "extend_to_line_end"
            "change_selection"
          ];
          D = [
            "extend_to_line_end"
            "delete_selection"
          ];
          S = "surround_add";

          d = {
            d = [
              "extend_to_line_bounds"
              "delete_selection"
            ];
            t = [ "extend_till_char" ];
            s = [ "surround_delete" ];
            i = [ "select_textobject_inner" ];
            a = [ "select_textobject_around" ];
          };

          x = "delete_selection";
          p = "paste_clipboard_after";
          P = "paste_clipboard_before";
          y = [
            "yank_main_selection_to_clipboard"
            "normal_mode"
            "flip_selections"
            "collapse_selection"
          ];
          Y = [
            "extend_to_line_bounds"
            "yank_main_selection_to_clipboard"
            "goto_line_start"
            "collapse_selection"
          ];

          w = [
            "move_next_word_start"
            "move_char_right"
            "collapse_selection"
          ];
          e = [
            "move_next_word_end"
            "collapse_selection"
          ];
          b = [
            "move_prev_word_start"
            "collapse_selection"
          ];

          i = [
            "insert_mode"
            "collapse_selection"
          ];
          a = [
            "append_mode"
            "collapse_selection"
          ];

          esc = [
            "collapse_selection"
            "keep_primary_selection"
          ];
        };
        insert = {
          esc = [
            "collapse_selection"
            "normal_mode"
          ];
        };
        select = {
          space = {
            j = {
              e = ":pipe jq";
              c = ":pipe jq -c";
            };
          };
          "{" = [
            "extend_to_line_bounds"
            "goto_prev_paragraph"
          ];
          "}" = [
            "extend_to_line_bounds"
            "goto_next_paragraph"
          ];
          "0" = "goto_line_start";
          "$" = "goto_line_end";
          "^" = "goto_first_nonwhitespace";
          G = "goto_file_end";
          D = [
            "extend_to_line_bounds"
            "delete_selection"
            "normal_mode"
          ];
          C = [
            "goto_line_start"
            "extend_to_line_bounds"
            "change_selection"
          ];
          "%" = "match_brackets";
          S = "surround_add";

          i = "select_textobject_inner";
          a = "select_textobject_around";

          tab = [
            "insert_mode"
            "collapse_selection"
          ];
          C-a = [
            "append_mode"
            "collapse_selection"
          ];

          k = [
            "extend_line_up"
            "extend_to_line_bounds"
          ];
          j = [
            "extend_line_down"
            "extend_to_line_bounds"
          ];

          d = [
            "yank_main_selection_to_clipboard"
            "delete_selection"
          ];
          x = [
            "yank_main_selection_to_clipboard"
            "delete_selection"
          ];
          y = [
            "yank_main_selection_to_clipboard"
            "normal_mode"
            "flip_selections"
            "collapse_selection"
          ];
          Y = [
            "extend_to_line_bounds"
            "yank_main_selection_to_clipboard"
            "goto_line_start"
            "collapse_selection"
            "normal_mode"
          ];
          p = "replace_selections_with_clipboard";
          P = "paste_clipboard_before";

          esc = [
            "collapse_selection"
            "keep_primary_selection"
            "normal_mode"
          ];
        };
      };
    };
    languages = {
      language = [
        {
          name = "go";
          formatter = {
            command = "gofumpt";
          };
        }
        {
          name = "lua";
          formatter = {
            command = "luafmt";
            args = [ "--stdin" ];
          };
        }
        {
          name = "python";
          auto-format = true;
          formatter = {
            command = "black";
            args = [
              "--quiet"
              "-"
            ];
          };
        }
        {
          name = "nix";
          auto-format = true;
          formatter = {
            command = "alejandra";
            args = [ "-qq" ];
          };
        }
        {
          name = "templ";
          auto-format = true;
          scope = "source.templ";
          injection-regex = "templ";
          file-types = [ "templ" ];
          roots = [ "go.mod" ];
          comment-token = "//";
          language-server = {
            command = "templ";
            args = [ "lsp" ];
          };
          formatter = {
            command = "templ";
            args = [ "fmt" ];
          };
        }
      ];
      grammar = [
        {
          name = "templ";
          source = {
            git = "https://github.com/vrischmann/tree-sitter-templ";
            rev = "9f63037ad08a58050d0582ef1ae0009bd0fbf2f1";
          };
        }
      ];
    };
    themes = {
      catppuccin_frappe_transparent = {
        inherits = "catppuccin_frappe";
        "ui.background" = { };
      };
      catppuccin_latte_transparent = {
        inherits = "catppuccin_latte";
        "ui.background" = { };
      };
      catppuccin_macchiato_transparent = {
        inherits = "catppuccin_macchiato";
        "ui.background" = { };
      };
      catppuccin_mocha_transparent = {
        inherits = "catppuccin_mocha";
        "ui.background" = { };
      };
    };
  };
  xdg.configFile = {
    "helix/runtime/queries/templ/highlights.scm".text = query "highlights";
    "helix/runtime/queries/templ/indents.scm".text = query "indents";
    "helix/runtime/queries/templ/injections.scm".text = query "injections";
    "helix/runtime/queries/templ/structure.scm".text = query "structure";
  };
}