#!/bin/bash
set -e

# 配置变量
VOLUME_NAME="webws-data"
SOURCE_DIR="/vol1/1000/home/ws/PBMDB"
COMPOSE_FILE="../ws/docker-compose.yml"

echo "=========================================="
echo "部署 Traefik + Nginx 静态网站"
echo "=========================================="

# 1. 检查源目录是否存在
if [ ! -d "$SOURCE_DIR" ]; then
    echo "❌ 错误: 源目录不存在: $SOURCE_DIR"
    exit 1
fi

echo "✓ 源目录存在: $SOURCE_DIR"

# 2. 创建网络（如果不存在）
if ! docker network inspect frontend >/dev/null 2>&1; then
    echo "📡 创建 Docker 网络: frontend"
    docker network create frontend
else
    echo "✓ Docker 网络已存在: frontend"
fi

# 3. 检查并创建外部卷
if ! docker volume inspect "$VOLUME_NAME" >/dev/null 2>&1; then
    echo "📦 创建 Docker Volume: $VOLUME_NAME"
    docker volume create "$VOLUME_NAME"
else
    echo "✓ Docker Volume 已存在: $VOLUME_NAME"
fi

# 4. 复制文件到 Volume
echo "📁 复制网站文件到 Volume..."
docker run --rm \
    -v "$SOURCE_DIR:/source:ro" \
    -v "$VOLUME_NAME:/target" \
    alpine sh -c "
        echo '清理旧文件...'
        rm -rf /target/*
        echo '复制新文件...'
        cp -r /source/. /target/
        echo '设置权限...'
        chmod -R 755 /target
        find /target -type f -exec chmod 644 {} \;
        echo '文件列表:'
        ls -lah /target/
    "

if [ $? -eq 0 ]; then
    echo "✓ 文件复制成功"
else
    echo "❌ 文件复制失败"
    exit 1
fi

# 5. 启动服务
echo "🚀 启动 Docker Compose 服务..."
docker compose -f "$COMPOSE_FILE" up -d

# 6. 等待服务启动
echo "⏳ 等待服务启动..."
sleep 3

# 7. 检查服务状态
echo ""
echo "=========================================="
echo "服务状态:"
echo "=========================================="
docker compose -f "$COMPOSE_FILE" ps

# 8. 验证文件
echo ""
echo "=========================================="
echo "验证 Volume 中的文件:"
echo "=========================================="
docker run --rm -v "$VOLUME_NAME:/data" alpine ls -lah /data/

# 9. 显示日志
echo ""
echo "=========================================="
echo "查看 Nginx 日志 (Ctrl+C 退出):"
echo "=========================================="
docker compose -f "$COMPOSE_FILE" logs -f nginx-webws