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

let
  themePath = ../../themes/palettes + "/${config.nomarchy.theme}/apps/vscode.json";
  themeConfig = if builtins.pathExists themePath then
    builtins.fromJSON (builtins.readFile themePath)
  else
    { name = "Default Dark Modern"; };

  # Theme extensions matching palette vscode.json `extension` fields. Always
  # installed because workbench.colorTheme is set unconditionally from the
  # active palette — without the matching extension VSCode silently falls
  # back to its default theme. Only the extensions available in
  # pkgs.vscode-extensions are listed. Palettes whose theme extension is on
  # the VSCode marketplace but not packaged in nixpkgs (sainnhe.everforest —
  # affects the DEFAULT summer-night palette — plus qufiwefefwoyn.kanagawa,
  # monokai.theme-monokai-pro-vscode, oldjobobo.*, Bjarne.*,
  # shadesOfBuntu.flexoki-light, jovejonovski.ocean-green, TahaYVR.matteblack)
  # still break and need pkgs.vscode-utils.extensionFromVscodeMarketplace —
  # tracked in ROADMAP Later.
  themeExtensions = with pkgs.vscode-extensions; [
    catppuccin.catppuccin-vsc                  # catppuccin, catppuccin-latte
    enkia.tokyo-night                          # tokyo-night
    arcticicestudio.nord-visual-studio-code    # nord
    mvllow.rose-pine                           # rose-pine
    jdinhlife.gruvbox                          # gruvbox
  ];

  # Development extensions — opt-in via nomarchy.vscode.devExtensions.
  devExtensions = with pkgs.vscode-extensions; [
    # Language support
    ms-python.python
    rust-lang.rust-analyzer
    golang.go
    jnoortheen.nix-ide

    # Git integration
    eamodio.gitlens

    # Editor enhancements
    esbenp.prettier-vscode
    dbaeumer.vscode-eslint
    bradlc.vscode-tailwindcss
  ];
in
{
  options.nomarchy.vscode = {
    devExtensions = lib.mkOption {
      type = lib.types.bool;
      default = false;
      description = "Whether to install development extensions for VSCode.";
    };
  };

  config = {
    programs.vscode = {
      enable = lib.mkDefault true;
      package = lib.mkDefault pkgs.vscode;
      profiles.default.userSettings = lib.mkDefault {
        "update.mode" = "none";
        "workbench.colorTheme" = themeConfig.name;
        "window.titleBarStyle" = "custom";
        "editor.fontFamily" = "'${config.nomarchy.fonts.monospace}', 'Droid Sans Mono', monospace";
        "terminal.integrated.fontFamily" = config.nomarchy.fonts.monospace;
      };
      extensions = lib.mkDefault (
        themeExtensions
        ++ lib.optionals config.nomarchy.vscode.devExtensions devExtensions
      );
    };
  };
}