#!/bin/bash
set -e

# cc-hook 一键部署脚本
# 用法: ./deploy.sh

GREEN='\033[0;32m'
YELLOW='\033[1;33m'
RED='\033[0;31m'
NC='\033[0m'

info()  { echo -e "${GREEN}[✓]${NC} $1"; }
warn()  { echo -e "${YELLOW}[!]${NC} $1"; }
error() { echo -e "${RED}[✗]${NC} $1"; exit 1; }

# ========== 1. 更新代码 ==========
echo ""
info "拉取最新代码..."
git fetch origin && git reset --hard origin/main || error "拉取代码失败，请检查网络"
info "已同步至最新版本: $(git log --oneline -1)"

# ========== 2. 环境检查 ==========
echo ""
info "检查运行环境..."

# 检查 Docker
command -v docker &>/dev/null || error "未安装 Docker，请先安装: https://docs.docker.com/get-docker/"
docker info &>/dev/null || error "Docker 服务未启动，请执行: sudo systemctl start docker"

# 检查 Docker Compose (v2 plugin 或独立二进制)
if docker compose version &>/dev/null; then
    COMPOSE_CMD="docker compose"
elif command -v docker-compose &>/dev/null; then
    COMPOSE_CMD="docker-compose"
else
    error "未安装 Docker Compose，请先安装"
fi
info "Docker Compose: $($COMPOSE_CMD version 2>/dev/null | head -1)"

# 检查 .env 文件
if [ ! -f .env ]; then
    if [ -f .env.example ]; then
        warn ".env 文件不存在，已从 .env.example 复制，请编辑后重新运行"
        cp .env.example .env
        exit 1
    else
        error ".env 文件不存在，且无 .env.example 可参考"
    fi
fi

# 校验必要的环境变量
source .env
[ -z "$GOTIFY_URL" ]   && error ".env 中缺少 GOTIFY_URL"
[ -z "$GOTIFY_TOKEN" ] && error ".env 中缺少 GOTIFY_TOKEN"
info "环境检查通过"

# ========== 3. 构建部署 ==========
echo ""
info "构建并部署容器..."
$COMPOSE_CMD up -d --build

# ========== 4. 部署验证 ==========
echo ""
info "等待服务启动..."
sleep 3

PORT=${PORT#:}  # 去掉前缀的冒号
if curl -sf "http://localhost:${PORT:-8082}/health" >/dev/null 2>&1; then
    info "部署完成！服务运行正常 ✓"
    echo ""
    echo "  健康检查: http://localhost:${PORT:-8082}/health"
    echo "  查看日志: $COMPOSE_CMD logs -f cc-hook"
    echo "  停止服务: $COMPOSE_CMD down"
else
    warn "服务可能未就绪，请检查日志: $COMPOSE_CMD logs cc-hook"
fi