#!/usr/bin/env sh
set -eu

mkdir -p "$XDG_RUNTIME_DIR" /root/.config /root/.config/obsidian /root/.cache /root/.local/share /run/dbus
chmod 700 "$XDG_RUNTIME_DIR"

# Electron apps are happier with a DBus session, even under Xvfb.
if command -v dbus-launch >/dev/null 2>&1; then
  eval "$(dbus-launch --sh-syntax)"
  export DBUS_SESSION_BUS_ADDRESS DBUS_SESSION_BUS_PID
fi

# Enable the official Obsidian CLI and register mounted vaults in global desktop-app settings.
# This is the same CLI setting toggled by Settings > General > Advanced > Command line interface.
DEFAULT_VAULT_PATH="$(python /app/scripts/render_config.py | tail -n 1)"

# Start a virtual X server for the official Obsidian desktop app.
Xvfb "$DISPLAY" -screen 0 "${XVFB_SCREEN:-1280x1024x24}" -nolisten tcp >/tmp/xvfb.log 2>&1 &
XVFB_PID=$!

cleanup() {
  if [ -n "${OBSIDIAN_PID:-}" ] && kill -0 "$OBSIDIAN_PID" 2>/dev/null; then
    kill "$OBSIDIAN_PID" 2>/dev/null || true
  fi
  kill "$XVFB_PID" 2>/dev/null || true
}
trap cleanup INT TERM EXIT

# Open the mounted vault using the official desktop app. The official CLI talks
# to this running app through $XDG_RUNTIME_DIR/.obsidian-cli.sock.
/opt/Obsidian/obsidian \
  --no-sandbox \
  --disable-gpu \
  --disable-software-rasterizer \
  --disable-dev-shm-usage \
  --disable-features=UseOzonePlatform \
  "${DEFAULT_VAULT_PATH}" \
  >/tmp/obsidian.log 2>&1 &
OBSIDIAN_PID=$!

SOCKET="$XDG_RUNTIME_DIR/.obsidian-cli.sock"
WAIT_SECONDS="${OBSIDIAN_STARTUP_TIMEOUT:-60}"
STARTED=0
while [ "$STARTED" -lt "$WAIT_SECONDS" ]; do
  if [ -S "$SOCKET" ]; then
    break
  fi
  STARTED=$((STARTED + 1))
  sleep 1
done

if [ ! -S "$SOCKET" ]; then
  echo "WARNING: Official Obsidian CLI socket was not created at $SOCKET after ${WAIT_SECONDS}s." >&2
  echo "The HTTP API will still start, but /commands may fail until Obsidian exposes the CLI socket." >&2
  echo "Obsidian log tail:" >&2
  tail -80 /tmp/obsidian.log >&2 || true
fi

exec uv run python -m app.main