#!/usr/bin/env bash
# Take a ship capture INSIDE the mission's clean window.
#
# The 0x82307128 crash storms the tutorial 56-112s after it starts, but both
# runs with a warm cache gave ~1 minute of clean, advancing mission first
# (docs/re/title-crash-stl-tree.md). F10 has to be pressed in there, so this
# polls for the flight screen and fires immediately rather than on a fixed sleep.
#
#   ship_capture_window.sh [outdir]
set -u
export HOME=/sylph-home/re SDL_AUDIODRIVER=dummy DISPLAY=:98
SD="$(cd "$(dirname "$0")" && pwd)"
OUT="${1:-/sylph-home/re/shipcap}"
mkdir -p "$OUT"
rm -f "$OUT"/xenia_ship_capture_*.log

( cd "$OUT" && ATTEMPTS=1 timeout 1500 "$SD/tutorial_launch.sh" "$OUT" > "$OUT/launch.log" 2>&1 ) &
LAUNCH=$!

win=""
deadline=$(( SECONDS + 900 ))
fired=0
while [ $SECONDS -lt $deadline ]; do
  sleep 4
  screenshot /tmp/sc.png >/dev/null 2>&1 || continue
  s="$(python3 "$SD/screen_id.py" /tmp/sc.png 2>/dev/null | awk '{print $1}')"
  if [ "$s" = "flight" ] && [ "$fired" -eq 0 ]; then
    win="$(xdotool search --name 'Xenia-canary' 2>/dev/null | tail -1)"
    [ -n "$win" ] || { echo "no window"; break; }
    echo "FLIGHT at ${SECONDS}s -> F10"
    xdotool windowactivate --sync "$win" 2>/dev/null; sleep 0.5
    xdotool key F10; sleep 4
    # A second press: the capture takes one batch of draws, and the first frame
    # of a mission may not have the ships in it yet.
    xdotool key F10
    fired=1
    sleep 25
    break
  fi
done

echo "--- captures written ---"
ls -la "$OUT"/xenia_ship_capture_*.log 2>/dev/null || ls -la /sylph-home/re/xenia_ship_capture_*.log 2>/dev/null || echo "(none)"
wait $LAUNCH 2>/dev/null
echo "--- crash dumps: $(grep -ac 'CRASH DUMP' "$OUT/canary.stdout" 2>/dev/null) ---"