#!/bin/sh
# Builds and installs the paired per-user runtime; does not copy game files.
set -eu
repo=$(CDPATH= cd -- "$(dirname -- "$0")/.." && pwd)
cd "$repo"
if [ -n "${DARLING_WORKSPACE:-}" ]; then
  python3 scripts/nix-idle.py
  python3 scripts/nix-state.py check-base || { echo 'Base runtime readiness missing; run darling-lol --update.' >&2; exit 1; }
  python3 scripts/nix-state.py invalidate
  # Prefix initialization is a setup-only exception to the runner launch gate.
  export DARLING_SETUP=1
fi
python3 scripts/configure.py
. build/runtime/tools/runtime-paths.sh
if [ -d build/venv/bin ]; then PATH="$repo/build/venv/bin:$PATH"; export PATH; fi
# A server killed by the base install leaves a stale .init.pid that makes darling shell fail.
python3 build/runtime/tools/ensure-darling-runtime.py
# Initialize the normal user-owned prefix before installing overrides.
darling shell /usr/bin/true
# The prefix has no /private/tmp of its own, so the guest falls through to the root-owned
# installed layer and every write there (the Riot installer's temp files) fails with EACCES.
prefix=$prefix_dir
mkdir -p "$prefix/private/tmp"
chmod 1777 "$prefix/private/tmp"
# Build the system root store now that the prefix exists; Darling is stopped next anyway.
python3 build/runtime/tools/ensure-darling-root-certificates.py || \
  echo 'Darling system root store not installed; the launcher retries it' >&2
python3 build/runtime/tools/stop-darling-runtime.py
sh build/runtime/tools/install-riot-presentation-runtime.sh
sh build/runtime/tools/install-riot-gpu-runtime.sh
# darling-lol perf: build and install optimized libc/libc++/libplatform.
if [ -f build/runtime/tools/build-riot-libs-runtime.sh ]; then
  sh build/runtime/tools/build-riot-libs-runtime.sh
  python3 build/runtime/tools/install-riot-libs-runtime.py
fi
python3 build/runtime/tools/install-darling-system-profiler.py
# Every guest process loads these overlays; refuse a set the compiler broke (check-darwin-tlv-calls.py).
python3 build/runtime/tools/validate-riot-runtime.py
# Mark this canonical prefix and configured guest ready only after validation.
if [ -n "${DARLING_WORKSPACE:-}" ]; then
  # Overlay installation can also refresh darlingserver; record the final base.
  python3 scripts/nix-state.py stamp-base
  python3 scripts/nix-state.py stamp
fi