#!/bin/sh
# 关闭 set -e 才能执行最后的清理逻辑
set +e

# --- 1. 后端配置 ---
echo "Starting Dart backend on port 8081..."
export PORT=8081
# 确保数据目录存在（根据你之前的日志）
mkdir -p /app/data /app/cache
/app/bin/server &
BACKEND_PID=$!

# 等待后端稍微启动一下
sleep 2

# --- 2. 前端配置 ---
echo "Starting frontend on port 8080..."
export PORT=8080
export HOST=0.0.0.0
# 指向本地回环地址，因为前后端在同一个容器内
export BACKEND_URL=http://127.0.0.1:8081

cd /app/web/build

# 启动前端并放到后台
node index.js &
FRONTEND_PID=$!

# --- 3. 信号捕获 (修复了 SIGTERM 报错) ---
trap "echo 'Shutting down...'; kill $BACKEND_PID $FRONTEND_PID 2>/dev/null; exit 0" TERM INT

echo "Both services are running. Monitoring..."

# --- 4. 运行监控 ---
# 因为 sh 没有 wait -n，我们用循环检查进程是否存在
while true; do
    if ! kill -0 $BACKEND_PID 2>/dev/null; then
        echo "Backend (Dart) exited unexpectedly."
        break
    fi
    if ! kill -0 $FRONTEND_PID 2>/dev/null; then
        echo "Frontend (Node.js) exited unexpectedly."
        break
    fi
    sleep 2
done

# --- 5. 清理退出 ---
echo "Cleaning up processes..."
kill $BACKEND_PID $FRONTEND_PID 2>/dev/null || true
exit 1