bits-and-bytes/flake.nix

{
  description = "A collection of reusable scripts for various use-cases";
  inputs = {
    nixpkgs.url = "github:NixOS/nixpkgs/nixpkgs-unstable";
    flake-utils.url = "github:numtide/flake-utils";
  };

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

    flutterBuildRaw = {stdenv}: stdenv.mkDerivation {
      pname = "flutter-build";
      version = "0.1.0";
      src = ./.;

      installPhase = ''
        mkdir -p $out/bin

        install --mode 555 src/flutter/build.sh $out/bin/flutter-build
      '';
    };
    flutter-build-raw = pkgs.callPackage flutterBuildRaw {};

    checkPr = {stdenv}: stdenv.mkDerivation {
      pname = "check-pr";
      version = "0.1.0";
      src = ./.;

      installPhase = ''
        mkdir -p $out/bin

        install --mode 555 src/flutter/check-pr.sh $out/bin/check-pr
      '';
    };
  in {
    packages = {
      # The raw flutter-build script
      inherit flutter-build-raw;

      # A wrapper around the script that already provides the notify-send option
      flutter-build = pkgs.writeScriptBin "flutter-build" ''
        ${flutter-build-raw}/bin/flutter-build \
          --notify-send ${pkgs.libnotify}/bin/notify-send \
          $@
      '';

      # A script for checking if a PR is okay
      checkPr = pkgs.callPackage checkPr {};
    };
  });
}