nix/modules/home/applications/helix.nix

{ config, lib, pkgs, ... }:

with lib;

let
  cfg = config.settings.applications.helix;
in {
  options = {
    settings.applications.helix.enable = lib.mkOption {
      type = lib.types.bool;
      description = ''
        Enable helix text editor
      '';
    };
  };

  config = mkIf cfg.enable {
    home.packages = with pkgs; [
      # Markdown
      unstable.marksman
      unstable.markdown-oxide
      dprint

      # Systemverilog
      unstable.svls

      # Nixos
      unstable.nil
      unstable.nixpkgs-fmt

      # Latex
      tectonic
      unstable.texlab

      # Vue/Nuxt
      unstable.vue-language-server
      unstable.typescript
    ];

    # Markdown
    home.file.".config/.dprint.json".text =''
      {
        "markdown": {
          "lineWidth":120,
        },
        "excludes": [],
        "plugins": [
          "https://plugins.dprint.dev/markdown-0.16.1.wasm"
        ]
      }
    '';

    programs.helix = {
      enable = true;
      package = pkgs.unstable.helix;
      defaultEditor = true;
      settings = {
        editor.cursor-shape = {
          insert = "bar";
        };
      };
      languages = {
        # Rust
        language-server.rust-analyzer.config = {
          cargo = {
            features = "all";
          };
        };

        language-server.vuels = {
          config.typescript.tsdk = "${pkgs.typescript}/lib/node_modules/typescript/lib/";
        };

        # Systemverilog
        language-server.svls = {
          command = "svls";
        };

        # Latex
        language-server.texlab = {
          config = {
            texlab.chktex = {
              onOpenAndSave = true;
              onEdit = true;
            };
            texlab.forwardSearch = {
              executable = "zathura";
              args = [
                "--synctex-forward"
                "%l:%c:%f"
                "%p"
              ];
            };
            texlab.build = {
              auxDirectory = "build";
              logDirectory = "build";
              pdfDirectory = "build";
              forwardSearchAfter = true;
              onSave = true;
              executable = "tectonic";
              args = [
                "-X"
                "compile"
                "--synctex"
                "--keep-logs"
                "--keep-intermediates"
                "--outdir=build"
                "%f"
              ];
            };
          };
        };

        language = [
          {
            name = "verilog";
            language-servers = [ "svls" ];
          }
          {
            name = "markdown";
            auto-format = true;
            language-servers = [ "markdown-oxide" ];
            formatter.command = "dprint";
            formatter.args = ["fmt" "--stdin" "md" "--config" "/home/xeovalyte/.config/.dprint.json"];
          }
          {
            name = "typst";
            auto-format = false;
            formatter.command = "${pkgs.typstfmt}/bin/typstfmt";
          }
        ];
      };
    };
  };
}