flake.nix

{
  description = "Configuration is a library";

  inputs = {
    nixpkgs = {url = "github:nixos/nixpkgs/nixos-24.05";};
    nixpkgsUnstable = {url = "github:nixos/nixpkgs/nixos-unstable";};
    flakeUtils = {url = "github:numtide/flake-utils";};

    commonFlake = {
      url = "git+https://gitlab.schukai.com/schukai/entwicklung/nix-flakes.git?dir=common";
      flake = true;
    };

    versionFlake = {
      url = "git+https://gitlab.schukai.com/oss/utilities/version.git";
      flake = true;
    };
  };

  outputs = {
    self,
    nixpkgs,
    nixpkgsUnstable,
    flake-utils,
    versionFlake,
    commonFlake,
    ...
  } @ inputs:
    flake-utils.lib.eachDefaultSystem (system: let
      inherit (nixpkgs.lib) optional;

      commonPck = commonFlake.packages.${system}.common;
      versionPck = versionFlake.packages.${system}.version;

      pkgs' = import nixpkgs {
        inherit system;
        overlays = [
          (final: prev: {
            common = commonPck;
          })

          (final: prev: {
            version = versionPck;
          })

          (final: prev: {
            dolt =
              (import nixpkgsUnstable {
                inherit system;
              })
              .dolt;
          })
        ];
      };
    in {
      packages = rec {
        manual = pkgs'.callPackage ./nix/packages/manual.nix {inherit self pkgs';};
      };

      devShells = {
        default = let
          commonPck = commonFlake.packages.${system}.common;
          commonScript = commonPck + "/bin/common";

          versionPck = versionFlake.packages.${system}.version;
          versionBin = versionPck + "/bin/version";

          scriptGoTask = import ./nix/scripts/go-task.nix {inherit self pkgs' system;};

          commonPackages = import ./nix/config/common-packages.nix {inherit pkgs';};