greendeck/flake.nix

{
  description = "My Streamdeck";

  inputs = {
    nixpkgs = {
      url = "nixpkgs/nixos-23.05";
    };
    poetry2nix = {
      url = "github:nix-community/poetry2nix";
      inputs.nixpkgs.follows = "nixpkgs";
    };
    flake-utils = {
      url = "github:numtide/flake-utils";
    };
    bash = {
      url = "git+https://git.ocjtech.us/jeff/nixos-bash-prompt-builder.git";
    };
    make-shell = {
      url = "github:ursi/nix-make-shell";
    };
  };
  outputs = { self, nixpkgs, poetry2nix, flake-utils, bash, make-shell, ... }@inputs:
    flake-utils.lib.eachDefaultSystem
      (system:
        let
          inherit (poetry2nix.legacyPackages.${system}) mkPoetryApplication overrides;
          pkgs = import nixpkgs {
            inherit system;
          };
          python = pkgs.python311.withPackages (ps: with ps; [
            poetry-core
          ]);
        in
        {
          devShells.default =
            let
              make-shell = import inputs.make-shell {
                inherit system;
                pkgs = pkgs;
              };
              project = "greendeck";
              prompt = (
                bash.build_prompt
                  bash.ansi_normal_blue
                  "${project} - ${bash.username}@${bash.hostname_short}: ${bash.current_working_directory}"
                  "${project}:${bash.current_working_directory}"
              );
            in
            make-shell {
              packages = [
                python
                pkgs.poetry
                pkgs.hidapi
                pkgs.libusb1
              ];
              env = {
                HIDAPI_HOME = pkgs.hidapi;
                MAGICK_HOME = pkgs.imagemagickBig;
                POETRY_VIRTUALENVS_IN_PROJECT = "true";
                PS1 = prompt;
              };
              setup = ''
                export PATH=''$(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;
        }
      );
}