{
  description = "Phone Recorder Android app development environment";

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

  outputs = { self, nixpkgs, flake-utils }:
    flake-utils.lib.eachDefaultSystem (system:
      let
        pkgs = import nixpkgs {
          inherit system;
          config = {
            allowUnfree = true;
            android_sdk.accept_license = true;
          };
        };

        androidComposition = pkgs.androidenv.composeAndroidPackages {
          buildToolsVersions = [ "34.0.0" ];
          platformVersions = [ "34" "33" ];
          abiVersions = [ "arm64-v8a" "x86_64" ];
          includeEmulator = false;
          includeSystemImages = false;
          includeSources = false;
          includeNDK = false;
        };

        androidSdk = androidComposition.androidsdk;
      in
      {
        devShells.default = pkgs.mkShell {
          buildInputs = with pkgs; [
            android-studio
            android-tools
            jdk17
            androidSdk
          ];

          ANDROID_HOME = "${androidSdk}/libexec/android-sdk";
          ANDROID_SDK_ROOT = "${androidSdk}/libexec/android-sdk";

          shellHook = ''
            echo "Phone Recorder development environment"
            echo "Run 'android-studio' to launch Android Studio"
            echo "ANDROID_HOME=$ANDROID_HOME"
          '';
        };
      }
    );
}