greendeck/flake.nix

{
  description = "My Streamdeck";

  inputs = {
    nixpkgs = {
      url = "nixpkgs/nixos-unstable";
    };
    poetry2nix = {
      url = "github:nix-community/poetry2nix";
      inputs.nixpkgs.follows = "nixpkgs";
    };
    flake-utils = {
      url = "github:numtide/flake-utils";
    };
    make-shell = {
      url = "github:ursi/nix-make-shell";
    };
  };
  outputs = {
    self,
    nixpkgs,
    poetry2nix,
    flake-utils,
    ...
  } @ inputs:
    flake-utils.lib.eachDefaultSystem
    (
      system: let
        pkgs = import nixpkgs {
          inherit system;
        };
        inherit (poetry2nix.lib.mkPoetry2Nix {inherit pkgs;}) mkPoetryApplication overrides;
        python = pkgs.python312.withPackages (ps:
          with ps; [
            poetry-core
          ]);
      in {
        devShells.default = let
          make-shell = import inputs.make-shell {
            inherit system;
            pkgs = pkgs;
          };
          project = "greendeck";
        in
          make-shell {
            packages = [
              python
              pkgs.poetry
              pkgs.hidapi
              pkgs.libusb1
            ];
            env = {
              HIDAPI_HOME = pkgs.hidapi;
              MAGICK_HOME = pkgs.imagemagickBig;
              POETRY_VIRTUALENVS_IN_PROJECT = "true";
              name = project;
            };
            setup = ''
              export PATH=''$(pwd)/.venv/bin:$PATH
            '';
          };
        packages = {
          greendeck = mkPoetryApplication {
            python = pkgs.python311;
            projectDir = ./.;
            groups = [];
            propagatedBuildInputs = [
              pkgs.hidapi
            ];
            postPatch = ''
              substituteInPlace greendeck/lib/hidapi/library.py \
                --replace \
                  'os.getenv("HIDAPI_LIBRARY")' \
                  '"${pkgs.hidapi}/lib/libhidapi-libusb.so.0"'
            '';
            overrides =
              overrides.withDefaults
              (
                self: super: {
                  wand =
                    super.wand.overridePythonAttrs
                    (
                      old: {
                        postPatch = ''
                          substituteInPlace wand/api.py \
                            --replace \
                              "os.environ.get('MAGICK_HOME')" \
                              "'${pkgs.imagemagickBig}'"
                        '';
                        propagatedBuildInputs = old.propagatedBuildInputs ++ [pkgs.imagemagickBig];
                      }
                    );
                  # attrs = super.pydantic-yaml.overridePythonAttrs (
                  #   old: {
                  #     buildInputs = old.buildInputs ++ [ self.hatchling ];
                  #   }
                  # );
                  # pytest = super.pytest.overridePythonAttrs (
                  #   old: {
                  #     buildInputs = [ self.attrs ];
                  #   }
                  # );
                  pydantic-yaml = super.pydantic-yaml.overridePythonAttrs (
                    old: {
                      buildInputs = old.buildInputs ++ [self.setuptools];
                    }
                  );
                  asyncdbus = super.asyncdbus.overridePythonAttrs (
                    old: {
                      buildInputs = old.buildInputs ++ [self.setuptools-scm];
                    }
                  );
                }
              );
          };
        };
        default = self.packages.${system}.greendeck;
      }
    );
}