# similar to interpreters/python/default.nix
{ stdenv, config, lib, callPackage, fetchFromGitHub, fetchurl, fetchpatch, makeBinaryWrapper }:


let

  # Common passthru for all lua interpreters.
  # copied from python
  passthruFun =
    { executable
    , luaversion
    , packageOverrides
    , luaOnBuildForBuild
    , luaOnBuildForHost
    , luaOnBuildForTarget
    , luaOnHostForHost
    , luaOnTargetForTarget
    , luaAttr ? null
    , self # is luaOnHostForTarget
    }: let
      luaPackages = callPackage
        # Function that when called
        # - imports lua-packages.nix
        # - adds spliced package sets to the package set
        # - applies overrides from `packageOverrides`
        ({ lua, overrides, callPackage, makeScopeWithSplicing' }: let
          luaPackagesFun = callPackage ../../../top-level/lua-packages.nix {
            lua = self;
          };
          generatedPackages = if (builtins.pathExists ../../lua-modules/generated-packages.nix) then
            (final: prev: callPackage ../../lua-modules/generated-packages.nix { inherit (final) callPackage; } final prev)
          else (final: prev: {});
          overriddenPackages = callPackage ../../lua-modules/overrides.nix { };

          otherSplices = {
            selfBuildBuild = luaOnBuildForBuild.pkgs;
            selfBuildHost = luaOnBuildForHost.pkgs;
            selfBuildTarget = luaOnBuildForTarget.pkgs;
            selfHostHost = luaOnHostForHost.pkgs;
            selfTargetTarget = luaOnTargetForTarget.pkgs or {};
          };

          aliases = final: prev:
            lib.optionalAttrs config.allowAliases
              (import ../../lua-modules/aliases.nix lib final prev);

          extensions = lib.composeManyExtensions [
            aliases
            generatedPackages
            overriddenPackages
            overrides
          ];
        in makeScopeWithSplicing' {
          inherit otherSplices;
          f = lib.extends extensions luaPackagesFun;
        })
        {
          overrides = packageOverrides;
          lua = self;
        };
    in rec {
        buildEnv = callPackage ./wrapper.nix {
          lua = self;
          makeWrapper = makeBinaryWrapper;
          inherit (luaPackages) requiredLuaModules;
        };
        withPackages = import ./with-packages.nix { inherit buildEnv luaPackages;};
        pkgs = luaPackages;
        interpreter = "${self}/bin/${executable}";
        inherit executable luaversion;
        luaOnBuild = luaOnBuildForHost.override { inherit packageOverrides; self = luaOnBuild; };

        tests = callPackage ./tests { inherit (luaPackages) wrapLua; };

        inherit luaAttr;
  };

in

rec {
  lua5_4 = callPackage ./interpreter.nix {
    self = lua5_4;
    version = "5.4.6";
    hash = "sha256-fV6huctqoLWco93hxq3LV++DobqOVDLA7NBr9DmzrYg=";
    makeWrapper = makeBinaryWrapper;
    inherit passthruFun;

    patches = lib.optional stdenv.isDarwin ./5.4.darwin.patch;
  };

  lua5_4_compat = lua5_4.override({
    self = lua5_4_compat;
    compat = true;
  });

  lua5_3 = callPackage ./interpreter.nix {
    self = lua5_3;
    version = "5.3.6";
    hash = "0q3d8qhd7p0b7a4mh9g7fxqksqfs6mr1nav74vq26qvkp2dxcpzw";
    makeWrapper = makeBinaryWrapper;
    inherit passthruFun;

    patches =
      lib.optionals stdenv.isDarwin [ ./5.2.darwin.patch ];
  };

  lua5_3_compat = lua5_3.override({
    self = lua5_3_compat;
    compat = true;
  });


  lua5_2 = callPackage ./interpreter.nix {
    self = lua5_2;
    version = "5.2.4";
    hash = "0jwznq0l8qg9wh5grwg07b5cy3lzngvl5m2nl1ikp6vqssmf9qmr";
    makeWrapper = makeBinaryWrapper;
    inherit passthruFun;
    patches = [
      ./CVE-2022-28805.patch
    ] ++ lib.optional stdenv.isDarwin ./5.2.darwin.patch;
  };

  lua5_2_compat = lua5_2.override({
    self = lua5_2_compat;
    compat = true;
  });


  lua5_1 = callPackage ./interpreter.nix {
    self = lua5_1;
    version = "5.1.5";
    hash = "2640fc56a795f29d28ef15e13c34a47e223960b0240e8cb0a82d9b0738695333";
    makeWrapper = makeBinaryWrapper;
    inherit passthruFun;
    patches = (lib.optional stdenv.isDarwin ./5.1.darwin.patch)
      ++ [ ./CVE-2014-5461.patch ];
  };

  luajit_2_0 = import ../luajit/2.0.nix {
    self = luajit_2_0;
    inherit callPackage fetchFromGitHub lib passthruFun;
  };

  luajit_2_1 = import ../luajit/2.1.nix {
    self = luajit_2_1;
    inherit callPackage fetchFromGitHub passthruFun;
  };

  luajit_openresty = import ../luajit/openresty.nix {
    self = luajit_openresty;
    inherit callPackage fetchFromGitHub passthruFun;
  };
}