#!/bin/bash
# 城市手册 - 通过 rsync 部署到云服务器
# 用法：./deploy-via-rsync.sh

set -e

SERVER_HOST="cssc.datalibstar.com"
SERVER_USER="ubuntu"
SERVER_PASS="825670@MashenClaw"
LOCAL_PATH="/root/.openclaw/workspace/city-manual"
REMOTE_PATH="/home/ubuntu/city-manual"

echo "🚀 开始部署城市手册到云服务器..."
echo "服务器：$SERVER_USER@$SERVER_HOST"
echo "目标路径：$REMOTE_PATH"
echo ""

# 检查 sshpass
if ! command -v sshpass &> /dev/null; then
    echo "❌ 错误：sshpass 未安装"
    echo "请运行：sudo apt install sshpass"
    exit 1
fi

# 1. 创建远程目录
echo "📁 1. 创建远程目录..."
sshpass -p "$SERVER_PASS" ssh -o StrictHostKeyChecking=no $SERVER_USER@$SERVER_HOST << 'EOF'
mkdir -p /home/ubuntu/city-manual
EOF

# 2. 同步代码（排除不需要的项目）
echo "📦 2. 同步代码..."
sshpass -p "$SERVER_PASS" rsync -avz --delete \
    --exclude '.git' \
    --exclude '__pycache__' \
    --exclude '*.pyc' \
    --exclude 'venv' \
    --exclude 'node_modules' \
    --exclude '.env' \
    --exclude 'db.sqlite3' \
    "$LOCAL_PATH/" \
    "$SERVER_USER@$SERVER_HOST:$REMOTE_PATH/"

# 3. 远程部署
echo "🔧 3. 远程配置..."
sshpass -p "$SERVER_PASS" ssh -o StrictHostKeyChecking=no $SERVER_USER@$SERVER_HOST << 'ENDSSH'
set -e

cd /home/ubuntu/city-manual

echo "🐍 创建虚拟环境..."
cd backend
python3 -m venv venv
source venv/bin/activate

echo "📦 安装依赖..."
pip install -r requirements.txt -q
pip install gunicorn -q

echo "🗄️  配置环境变量..."
cd /home/ubuntu/city-manual/backend
cat > .env << EOF
DJANGO_SETTINGS_MODULE=config.settings.production
DJANGO_SECRET_KEY=cssc-secret-key-$(date +%s)
DEBUG=False
ALLOWED_HOSTS=cssc.datalibstar.com,127.0.0.1,localhost
# 临时使用 SQLite，后续配置可访问的 PostgreSQL
DATABASE_URL=sqlite:///db.sqlite3
MEDIA_ROOT=/home/ubuntu/city-manual/backend/media
STATIC_ROOT=/home/ubuntu/city-manual/backend/static
EOF

echo "📦 数据库迁移..."
cd /home/ubuntu/city-manual/backend
source venv/bin/activate
python manage.py migrate --noinput
python manage.py collectstatic --noinput

echo "⚙️  创建 Gunicorn 服务..."
sudo bash -c 'cat > /etc/systemd/system/city-manual.service << EOF
[Unit]
Description=City Manual Gunicorn Service
After=network.target

[Service]
User=ubuntu
Group=ubuntu
WorkingDirectory=/home/ubuntu/city-manual/backend
ExecStart=/home/ubuntu/city-manual/backend/venv/bin/gunicorn --access-logfile - --workers 3 --bind unix:/run/city-manual.sock city_manual.wsgi:application
Restart=always

[Install]
WantedBy=multi-user.target
EOF'

sudo systemctl daemon-reload
sudo systemctl enable city-manual
sudo systemctl start city-manual

echo "🌐 配置 Nginx..."
sudo bash -c 'cat > /etc/nginx/sites-available/city-manual << "EOF"
server {
    listen 80;
    server_name cssc.datalibstar.com;

    access_log /var/log/nginx/city-manual-access.log;
    error_log /var/log/nginx/city-manual-error.log;

    location /static/ {
        alias /home/ubuntu/city-manual/backend/static/;
        expires 30d;
        add_header Cache-Control "public, immutable";
    }

    location /media/ {
        alias /home/ubuntu/city-manual/backend/media/;
        expires 7d;
    }

    location / {
        include proxy_params;
        proxy_pass http://unix:/run/city-manual.sock;
        proxy_set_header Host \$host;
        proxy_set_header X-Real-IP \$remote_addr;
        proxy_set_header X-Forwarded-For \$proxy_add_x_forwarded_for;
        proxy_set_header X-Forwarded-Proto \$scheme;
    }

    client_max_body_size 10M;
}
EOF'

sudo ln -sf /etc/nginx/sites-available/city-manual /etc/nginx/sites-enabled/
sudo nginx -t
sudo systemctl reload nginx

echo ""
echo "✅ 部署完成！"
echo ""
echo "📍 访问地址：http://cssc.datalibstar.com"
echo "📍 Admin:    http://cssc.datalibstar.com/admin"
echo ""
echo "📊 服务状态："
sudo systemctl status city-manual --no-pager | head -5
sudo systemctl status nginx --no-pager | head -5
ENDSSH

if [ $? -eq 0 ]; then
    echo ""
    echo "🎉 部署成功！"
else
    echo ""
    echo "❌ 部署失败，请检查错误信息"
    exit 1
fi