flake.nix


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{
  inputs = {
    nixpkgs.url = "github:NixOS/nixpkgs/nixpkgs-unstable";

    zmk-nix = {
      url = "github:lilyinstarlight/zmk-nix";
      inputs.nixpkgs.follows = "nixpkgs";
    };

    zmk-helpers = {
      url = "github:urob/zmk-helpers";
      flake = false;
    };

    hanck = {
      url = "git+https://cgit.krebsco.de/hanck";
      flake = false;
    };
  };

  outputs = { self, nixpkgs, zmk-nix, zmk-helpers, hanck }: let
    forAllSystems = nixpkgs.lib.genAttrs (nixpkgs.lib.attrNames zmk-nix.packages);
  in {
    packages = forAllSystems (system: rec {
      default = firmware;

      firmware = zmk-nix.legacyPackages.${system}.buildSplitKeyboard {
        name = "firmware";

        src = nixpkgs.lib.sourceFilesBySuffices self [ ".board" ".cmake" ".conf" ".defconfig" ".dts" ".dtsi" ".json" ".keymap" ".overlay" ".shield" ".yml" "_defconfig" ];

        board = "nice_nano_v2";
        shield = "hanck_duo_%PART%";

        zephyrDepsHash = "sha256-9xdpgu0/A2ZWmJNSlyQ172MGCnkOf/A8WLYp7dvjJ5A=";

        extraCmakeFlags = [
          "-DZMK_EXTRA_MODULES=${hanck}/zmk;${zmk-helpers}"
        ];

        meta = {
          description = "ZMK firmware";
          license = nixpkgs.lib.licenses.mit;
          platforms = nixpkgs.lib.platforms.all;
        };
      };

      flash = zmk-nix.packages.${system}.flash.override { inherit firmware; };
      update = zmk-nix.packages.${system}.update;
    });

    devShells = forAllSystems (system: {
      default = zmk-nix.devShells.${system}.default;
    });
  };
}