Update release system

apps/amethyst/lib/apps/connection_handler.ex

@@ -245,10 +245,10 @@ defmodule Amethyst.ConnectionHandler do
       end
     rescue
       e ->
-        if Mix.env() == :dev do
+        if Application.get_env(:amethyst, :release, false) do
+          send(self(), {:disconnect, "§cError handling packet #{inspect(id, base: :hex)}:\n#{Exception.format(:error, e, __STACKTRACE__)}"})
           Logger.error("Error handling packet with ID #{inspect(id, base: :hex)} in state #{connstate}: #{Exception.format(:error, e, __STACKTRACE__)}")
         else
-          send(self(), {:disconnect, "§cError handling packet #{inspect(id, base: :hex)}:\n#{Exception.format(:error, e, __STACKTRACE__)}"})
           Logger.error("Error handling packet with ID #{inspect(id, base: :hex)} in state #{connstate}: #{Exception.format(:error, e, __STACKTRACE__)}")
         end
         state

apps/amethyst/lib/states/macros.ex

@@ -28,7 +28,8 @@ defmodule Amethyst.ConnectionState.Macros do
   defmacro defpacket_clientbound(name, id, version, signature, where \\ true) do
     quote do
       def serialize(%{packet_type: unquote(name)} = packet, unquote(version)) when unquote(where) do
-        if Amethyst.ConnectionState.Macros.check_type(packet, unquote(signature)) do
+        # Don't check types if we are in release mode
+        if Application.get_env(:amethyst, :release, false) || Amethyst.ConnectionState.Macros.check_type(packet, unquote(signature)) do
           Amethyst.Minecraft.Write.varint(unquote(id)) <> Amethyst.ConnectionState.Macros.write_signature(packet, unquote(signature))
         else
           raise "Invalid packet type for #{unquote(name)}! Got #{inspect(packet)}"

config/runtime.exs

@@ -6,4 +6,5 @@ config :amethyst,
   auth: true, # Whether or not users should be authenticated with Mojang.
   session_server: "https://sessionserver.mojang.com", # Base URL to the Mojang session server
   compression: 256, # Packets larger than this amount are sent compressed. Set to nil to disable compression.
-  default_game: Example.Game # Which game new players should be sent to
+  default_game: Example.Game, # Which game new players should be sent to
+  release: config_env() == :prod # If this is set to false, Amethyst will perform additional checks at runtime and will handle errors more loosely

flake.nix

@@ -43,14 +43,20 @@
           })
       );
 
-    #secrets = import ./secrets.nix;
-
-    package = env: pkgs: (pkgs.beamPackages.mixRelease {
+    package = env: release: pkgs: (pkgs.beamPackages.mixRelease {
         pname = "amethyst";
         version = "0.1.0";
         src = ./.;
         elixir = pkgs.elixir;
         mixEnv = env;
+        mixReleaseName = release;
+        # This should just be part of mixRelease, I don't know why we need to do it here
+        installPhase = ''
+        runHook preInstall
+        mix release ${release} --no-deps-check --path "$out"
+        runHook postInstall
+        '';
+        meta.mainProgram = "${release}";
         erlangDeterministicBuilds = false; # Technically less pure but allows doctests
         removeCookie = false; # Insecure; Access to the file system can allow the cookie to be read and provides remote control of the Erlang VM
         mixNixDeps = import ./mix.nix {inherit lib; beamPackages = pkgs.beamPackages;};
@@ -64,8 +70,9 @@
   in {
     packages = eachSystem (pkgs:
       {
-        default = package "prod" pkgs;
-        dev = package "dev" pkgs;
+        default = package "prod" "amethyst" pkgs;
+        dev = package "dev" "amethyst" pkgs;
+        example = package "prop" "example" pkgs;
       }
     );
 

mix.exs

@@ -8,7 +8,7 @@ defmodule AmethystUmbrella.MixProject do
       elixir: "~> 1.17",
       start_permanent: Mix.env() == :prod,
       deps: deps(),
-      default_release: :amethyst,
+      # default_release: :amethyst,
 
       releases: [
         amethyst: [