#!/bin/bash
set -e

if [ -z "$DEVKITPRO" ]; then
  echo "DEVKITPRO environment variable is not set. Please set it to the path of your DEVKITPRO installation."
  exit 1
fi

DOLPHIN_BIN="${DOLPHIN_BIN:-dolphin-emu}"
if ! command -v "$DOLPHIN_BIN" >/dev/null 2>&1; then
  echo "$DOLPHIN_BIN not found. Install Dolphin Emulator (e.g. 'apt install dolphin-emu')"
  echo "or set DOLPHIN_BIN to its path."
  exit 1
fi
if ! command -v xvfb-run >/dev/null 2>&1; then
  echo "xvfb-run not found. Install it (e.g. 'apt install xvfb') -- Dolphin's"
  echo "Qt frontend needs a display even in batch mode."
  exit 1
fi

./scripts/build-wii-iso.sh

DUSK_TEST_DOLPHIN_SECONDS="${DUSK_TEST_DOLPHIN_SECONDS:-20}"
ISO="build-wii-iso/Dusk-NTSC-U.iso"

echo "Booting $ISO in Dolphin for up to ${DUSK_TEST_DOLPHIN_SECONDS}s (batch mode, headless via Xvfb)..."

# Dolphin's batch mode (-b -e) runs the disc until told to stop -- there's
# no "the game exited cleanly" signal to wait for, so we bound it with
# timeout and treat "still running when the clock ran out" as success.
set +e
xvfb-run -a timeout "${DUSK_TEST_DOLPHIN_SECONDS}" "$DOLPHIN_BIN" -b -e "$ISO"
status=$?
set -e

# timeout returns 124 when it had to kill Dolphin after the duration
# elapsed -- that means the disc booted and kept running, the expected
# smoke-test-passed outcome, not a failure. Any other non-zero status
# means Dolphin crashed or refused to boot the disc.
if [ "$status" -ne 0 ] && [ "$status" -ne 124 ]; then
  echo "Dolphin exited with unexpected status $status -- treating as a failure."
  exit "$status"
fi

echo "Wii smoke test passed (Dolphin ran $ISO for ${DUSK_TEST_DOLPHIN_SECONDS}s without crashing)."