flake.nix

{
  inputs = {
    nixpkgs.url = "github:NixOS/nixpkgs/release-24.05";
    flake-utils.url = "github:numtide/flake-utils";
    nix-bundle-exe = {
      url = "github:3noch/nix-bundle-exe";
      flake = false;
    };
    gomod2nix = {
      url = "github:nix-community/gomod2nix";
      inputs.nixpkgs.follows = "nixpkgs";
      inputs.flake-utils.follows = "flake-utils";
    };
    poetry2nix = {
      url = "github:nix-community/poetry2nix";
      inputs.nixpkgs.follows = "nixpkgs";
      inputs.flake-utils.follows = "flake-utils";
    };
  };

  outputs = { self, nixpkgs, nix-bundle-exe, gomod2nix, flake-utils, poetry2nix }:
    let
      rev = self.shortRev or "dirty";
      mkApp = drv: {
        type = "app";
        program = "${drv}/bin/${drv.meta.mainProgram}";
      };
    in
    (flake-utils.lib.eachDefaultSystem
      (system:
        let
          pkgs = import nixpkgs {
            inherit system;
            overlays = self.overlays.default;
            config = { };
          };
        in
        rec {
          packages = pkgs.cronos-matrix // {
            inherit (pkgs) rocksdb testground-image;
          };
          apps = {
            supernovad = mkApp packages.supernovad;
            stateless-testcase = {
              type = "app";
              program = "${pkgs.benchmark-testcase}/bin/stateless-testcase";
            };
          };
          defaultPackage = packages.supernovad;
          defaultApp = apps.supernovad;
          devShells = rec {
            default = pkgs.mkShell {
              buildInputs = [
                defaultPackage.go
                pkgs.gomod2nix
              ];
            };
            rocksdb = pkgs.mkShell {
              buildInputs = default.buildInputs ++ [
                pkgs.rocksdb
                pkgs.rocksdb.tools
              ];
            };
            full = pkgs.mkShell {
              buildInputs = rocksdb.buildInputs ++ [
                pkgs.test-env
              ];
            };
          };
          legacyPackages = pkgs;
        }
      )
    ) // {
      overlays.default = [
        (import ./nix/build_overlay.nix)
        poetry2nix.overlays.default
        gomod2nix.overlays.default
        (final: super: {
          go = super.go_1_22;
          test-env = final.callPackage ./nix/testenv.nix { };
          cronos-matrix = final.callPackage ./nix/cronos-matrix.nix {
            inherit rev;
            bundle-exe = final.pkgsBuildBuild.callPackage nix-bundle-exe { };
          };
        })
      ];
    };
}