flake.nix

{
  inputs = {
    nixpkgs.url = "github:nixos/nixpkgs/nixos-unstable";
    flake-utils = {
      url = "github:numtide/flake-utils";
      inputs.nixpkgs.follows = "nixpkgs";
    };
  };

  nixConfig = {
    extra-substituters = [
      "https://edeneast-qmk-firmware.cachix.org"
    ];
    extra-trusted-public-keys = [
      "edeneast-qmk-firmware.cachix.org-1:lZ1aALkZD5qlipgrCqrJbYUAmwm6ED04fAnG23QqQaQ="
    ];
  };

  outputs = {
    self,
    nixpkgs,
    flake-utils,
  }:
    flake-utils.lib.eachDefaultSystem (system: let
      pkgs = import nixpkgs {inherit system;};
    in {
      inherit pkgs;
      devShells.default = pkgs.mkShell {
        name = "qmk";
        buildInputs = with pkgs; [
          just
          keymap-drawer
          qmk
          stow
          watchexec
        ];

        shellHook = ''
          # Prevent the avr-gcc wrapper from picking up host GCC flags
          # like -iframework, which is problematic on Darwin
          unset NIX_CFLAGS_COMPILE_FOR_TARGET
        '';
      };
    });
}