#!/bin/bash

# n8n 最终无认证启动脚本
# 完全跳过所有认证和设置

set -e

# 颜色定义
RED='\033[0;31m'
GREEN='\033[0;32m'
YELLOW='\033[1;33m'
BLUE='\033[0;34m'
NC='\033[0m'

# 打印函数
print_info() { echo -e "${BLUE}[信息]${NC} $1"; }
print_success() { echo -e "${GREEN}[成功]${NC} $1"; }
print_warning() { echo -e "${YELLOW}[警告]${NC} $1"; }
print_error() { echo -e "${RED}[错误]${NC} $1"; }

# 获取局域网IP
get_lan_ip() {
    if [[ "$OSTYPE" == "darwin"* ]]; then
        ifconfig | grep "inet " | grep -v 127.0.0.1 | head -1 | awk '{print $2}'
    else
        hostname -I | awk '{print $1}'
    fi
}

# 主函数
main() {
    echo -e "${BLUE}╔════════════════════════════════════════╗${NC}"
    echo -e "${BLUE}║       n8n 无认证模式启动               ║${NC}"
    echo -e "${BLUE}╚════════════════════════════════════════╝${NC}"
    echo
    
    # 切换到n8n目录
    cd "$(dirname "$0")"
    
    # 停止所有现有进程
    print_info "停止现有 n8n 进程..."
    pkill -f "n8n" 2>/dev/null || true
    pkill -f "pnpm" 2>/dev/null || true
    sleep 2
    
    # 清理旧数据
    print_info "清理旧配置和数据..."
    rm -f ~/.n8n/config
    rm -f ~/.n8n/database.sqlite*
    rm -f ~/.n8n/*.json
    
    # 创建必要的目录
    mkdir -p ~/.n8n
    
    # 创建预配置文件，跳过所有设置
    print_info "创建跳过设置的配置..."
    cat > ~/.n8n/.n8n-config << 'EOF'
{
  "instanceId": "demo-instance",
  "encryptionKey": "n8n-demo-key-2024",
  "skipOwnerSetup": true,
  "isNpmAvailable": false,
  "database": {
    "type": "sqlite",
    "sqlite": {
      "database": "database.sqlite"
    }
  }
}
EOF
    
    # 获取IP地址
    LAN_IP=$(get_lan_ip)
    if [ -z "$LAN_IP" ]; then
        print_error "无法获取局域网IP地址"
        exit 1
    fi
    
    print_success "检测到局域网IP: $LAN_IP"
    
    # 构建项目（如果需要）
    if [ ! -d "packages/cli/dist" ]; then
        print_warning "项目需要构建，正在构建..."
        pnpm build > build.log 2>&1 || {
            print_error "构建失败"
            tail -20 build.log
            exit 1
        }
        print_success "构建完成"
    fi
    
    # 设置所有必要的环境变量
    print_info "配置环境变量..."
    
    # 导出所有环境变量
    export NODE_ENV=production
    export N8N_DEFAULT_LOCALE=zh-CN
    export N8N_HOST=0.0.0.0
    export N8N_PORT=5678
    export N8N_PROTOCOL=http
    
    # URL配置
    export N8N_EDITOR_BASE_URL="http://${LAN_IP}:5678"
    export WEBHOOK_URL="http://${LAN_IP}:5678"
    export N8N_WEBHOOK_URL="http://${LAN_IP}:5678"
    
    # 完全禁用认证
    export N8N_BASIC_AUTH_ACTIVE=false
    export N8N_USER_MANAGEMENT_DISABLED=true
    export N8N_SKIP_OWNER_SETUP=true
    export N8N_AUTH_SKIP_OWNER_SETUP=true
    export N8N_DEPLOYMENT_TYPE=n8n-internal
    export N8N_PERSONALIZATION_ENABLED=false
    
    # 禁用所有安全检查
    export N8N_SECURE_COOKIE=false
    export N8N_SESSION_COOKIE_SECURE=false
    export N8N_SESSION_COOKIE_SAME_SITE=none
    export N8N_SESSION_COOKIE_DOMAIN=""
    
    # CORS配置 - 允许所有
    export N8N_CORS_ENABLED=true
    export N8N_CORS_ORIGINS="*"
    export N8N_CORS_ALLOW_HEADERS="*"
    export N8N_CORS_ALLOW_METHODS="*"
    export N8N_CORS_ALLOW_CREDENTIALS=true
    
    # 加密密钥
    export N8N_ENCRYPTION_KEY="n8n-demo-key-2024"
    
    # 公共API
    export N8N_PUBLIC_API_DISABLED=false
    export N8N_PUBLIC_API_ENDPOINT="http://${LAN_IP}:5678/api"
    
    # 其他配置
    export N8N_PUSH_BACKEND=websocket
    export N8N_WORKFLOW_TAGS_DISABLED=false
    export N8N_DIAGNOSTICS_ENABLED=false
    export N8N_VERSION_NOTIFICATIONS_ENABLED=false
    export N8N_TELEMETRY_DISABLED=true
    export N8N_DIAGNOSTICS_DISABLED=true
    export N8N_HIRING_BANNER_ENABLED=false
    export N8N_LOG_LEVEL=error
    export N8N_LOG_OUTPUT=console
    export N8N_ENFORCE_SETTINGS_FILE_PERMISSIONS=false
    
    # 数据库配置
    export DB_TYPE=sqlite
    export DB_SQLITE_DATABASE=~/.n8n/database.sqlite
    
    # 任务运行器
    export N8N_RUNNERS_ENABLED=true
    export N8N_BLOCK_ENV_ACCESS_IN_NODE=false
    
    print_success "环境变量配置完成"
    
    # 创建启动日志
    LOG_FILE="n8n-$(date +%Y%m%d-%H%M%S).log"
    
    # 启动n8n
    print_info "正在启动 n8n..."
    
    # 直接运行CLI
    node packages/cli/bin/n8n 2>&1 | tee "$LOG_FILE" &
    N8N_PID=$!
    
    # 等待启动
    echo -n "等待服务启动"
    for i in {1..30}; do
        if curl -s "http://localhost:5678" >/dev/null 2>&1; then
            break
        fi
        echo -n "."
        sleep 1
    done
    echo
    
    # 检查启动状态
    if curl -s "http://localhost:5678" >/dev/null 2>&1; then
        print_success "n8n 启动成功！"
        
        echo
        echo -e "${GREEN}╔════════════════════════════════════════╗${NC}"
        echo -e "${GREEN}║        n8n 无认证模式运行中            ║${NC}"
        echo -e "${GREEN}╠════════════════════════════════════════╣${NC}"
        echo -e "${GREEN}║${NC} 🏠 本地访问:"
        echo -e "${GREEN}║${NC}    ${BLUE}http://localhost:5678${NC}"
        echo -e "${GREEN}║${NC}"
        echo -e "${GREEN}║${NC} 🌐 局域网访问:"
        echo -e "${GREEN}║${NC}    ${BLUE}http://${LAN_IP}:5678${NC}"
        echo -e "${GREEN}║${NC}"
        echo -e "${GREEN}║${NC} 📱 移动设备访问:"
        echo -e "${GREEN}║${NC}    ${BLUE}http://${LAN_IP}:5678${NC}"
        echo -e "${GREEN}╠════════════════════════════════════════╣${NC}"
        echo -e "${GREEN}║${NC} ✅ 无需任何认证"
        echo -e "${GREEN}║${NC} ✅ 直接创建工作流"
        echo -e "${GREEN}║${NC} ✅ 支持局域网访问"
        echo -e "${GREEN}║${NC} ⚠️  仅用于开发/演示"
        echo -e "${GREEN}╠════════════════════════════════════════╣${NC}"
        echo -e "${GREEN}║${NC} 进程PID: ${YELLOW}$N8N_PID${NC}"
        echo -e "${GREEN}║${NC} 日志文件: ${YELLOW}$LOG_FILE${NC}"
        echo -e "${GREEN}╚════════════════════════════════════════╝${NC}"
        echo
        
        print_info "按 Ctrl+C 停止服务"
        
        # 捕获退出信号
        trap 'print_info "正在停止 n8n..."; kill $N8N_PID 2>/dev/null; exit 0' INT
        
        # 保持运行
        wait $N8N_PID
    else
        print_error "n8n 启动失败"
        echo "查看日志: $LOG_FILE"
        tail -20 "$LOG_FILE"
        exit 1
    fi
}

# 运行
main "$@"