From 76d00c43453541e67f3cf8a343f9d18ef7cf6733 Mon Sep 17 00:00:00 2001
From: Simon Bruder <simon@sbruder.de>
Date: Sat, 7 Aug 2021 11:01:17 +0200
Subject: [PATCH] pokered: init at unstable-2021-08-01

---
 default.nix         | 10 +++++++++-
 flake.nix           |  3 ++-
 pokered/default.nix | 29 +++++++++++++++++++++++++++++
 3 files changed, 40 insertions(+), 2 deletions(-)
 create mode 100644 pokered/default.nix

diff --git a/default.nix b/default.nix
index ce16870..18fd20f 100644
--- a/default.nix
+++ b/default.nix
@@ -1 +1,9 @@
-final: prev: { }
+final: prev: {
+  # roms
+
+  pokegb = prev.recurseIntoAttrs {
+    # official (chronological order)
+
+    red = prev.callPackage ./pokered { };
+  };
+}
diff --git a/flake.nix b/flake.nix
index e0bf6bc..f874d10 100644
--- a/flake.nix
+++ b/flake.nix
@@ -44,7 +44,8 @@
         };
 
         packages = flake-utils.lib.flattenTree {
-          inherit (pkgs);
+          inherit (pkgs)
+            pokegb;
         };
       }));
 }
diff --git a/pokered/default.nix b/pokered/default.nix
new file mode 100644
index 0000000..31a7868
--- /dev/null
+++ b/pokered/default.nix
@@ -0,0 +1,29 @@
+{ lib, stdenv, fetchFromGitHub, rgbds }:
+
+stdenv.mkDerivation rec {
+  pname = "pokered";
+  version = "unstable-2021-08-01";
+
+  src = fetchFromGitHub {
+    owner = "pret";
+    repo = pname;
+    rev = "236426138bf085c4b7b854b43d910370fffca290";
+    sha256 = "sha256-wHYVNCOrH8U0ggx72iuDmtDsTSrpUiCqKt7h4Widkws=";
+  };
+
+  nativeBuildInputs = [ rgbds ];
+
+  installPhase = ''
+    runHook preInstall
+    mkdir -p $out
+    cp poke{red,blue}.gbc $out
+    runHook postInstall
+  '';
+
+  meta = with lib; {
+    description = "ROM built from disassembly of Pokémon Red/Blue";
+    homepage = "https://github.com/pret/pokered";
+    license = licenses.unfree;
+    maintainers = with maintainers; [ sbruder ];
+  };
+}