#!/usr/bin/env bash
# 启动后端 API（兼容 install.sh .venv / 宝塔 Python 项目）
set -euo pipefail

ROOT="$(cd "$(dirname "$0")" && pwd)"
cd "$ROOT/backend"

export PLAYWRIGHT_BROWSERS_PATH="${PLAYWRIGHT_BROWSERS_PATH:-$ROOT/playwright-browsers}"

PY=""
if [ -x ".venv/bin/python" ]; then
  PY=".venv/bin/python"
elif command -v python &>/dev/null; then
  PY="$(command -v python)"
fi

if [ -z "$PY" ]; then
  echo "[错误] 未找到 Python，请运行 ./install.sh 或配置宝塔 Python 项目"
  exit 1
fi

HOST="${KEFU_HOST:-0.0.0.0}"
PORT="${KEFU_PORT:-8000}"

echo "[System] Starting FastAPI backend..."
echo "[System] Python: $PY"
echo "[System] URL: http://${HOST}:${PORT}"
echo

exec "$PY" -m uvicorn main:app --host "$HOST" --port "$PORT"