#!/bin/bash

# ============================================
# AIOT Platform - 回滚脚本
# 快速回滚到上一个版本
# ============================================

set -e

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

log_info() {
    echo -e "${GREEN}[INFO]${NC} $1"
}

log_error() {
    echo -e "${RED}[ERROR]${NC} $1"
}

# 检查备份文件
if [ ! -f .deploy_backup ]; then
    log_error "未找到备份文件 .deploy_backup"
    log_error "无法执行回滚操作"
    exit 1
fi

log_info "========================================="
log_info "AIOT Platform 回滚开始"
log_info "========================================="

# 读取备份并回滚
while IFS='=' read -r service image; do
    log_info "回滚服务: ${service} -> ${image}"
    
    docker-compose -f docker-compose.core.yml stop "$service"
    docker tag "$image" "localhost:5000/${service}:latest"
    docker-compose -f docker-compose.core.yml up -d "$service"
    
    log_info "${service} 回滚完成 ✓"
done < .deploy_backup

log_info "========================================="
log_info "回滚完成"
log_info "========================================="