package waf

import (
	"context"
	"encoding/json"
	"fmt"
	"net"

	v1 "github.com/go-nunu/nunu-layout-advanced/api/v1"
	"github.com/go-nunu/nunu-layout-advanced/internal/model"
	"github.com/go-nunu/nunu-layout-advanced/internal/repository/api/waf"
	"github.com/go-nunu/nunu-layout-advanced/internal/service"
	"github.com/go-nunu/nunu-layout-advanced/internal/service/api/flexCdn"
)

// AidedWebService Web转发辅助服务接口
type AidedWebService interface {
	// 验证相关
	ValidateAddRequest(ctx context.Context, req *v1.WebForwardingRequest, require RequireResponse) error
	ValidateEditRequest(ctx context.Context, req *v1.WebForwardingRequest, require RequireResponse, oldData *model.WebForwarding) error
	ValidateDeletePermission(oldData *model.WebForwarding, hostId int) error
	
	// CDN网站管理
	CreateCdnWebsite(ctx context.Context, req *v1.WebForwardingRequest, require RequireResponse, formData v1.Website) (int64, error)
	UpdateCdnConfiguration(ctx context.Context, req *v1.WebForwardingRequest, oldData *model.WebForwarding, require RequireResponse, formData v1.Website) error
	DeleteCdnServer(ctx context.Context, cdnWebId int) error
	
	// 源站管理
	AddOriginsToWebsite(ctx context.Context, req *v1.WebForwardingRequest, webId int64) (map[string]int64, error)
	UpdateOriginServers(ctx context.Context, req *v1.WebForwardingRequest, oldData *model.WebForwarding, ipData *model.WebForwardingRule) error
	
	// 功能配置管理
	ConfigureWebsocket(ctx context.Context, webId int64) error
	ConfigureProxyProtocol(ctx context.Context, req *v1.WebForwardingRequest, webId int64) error
	ConfigureCCProtection(ctx context.Context, req *v1.WebForwardingRequest, webId int64) error
	ConfigureWafFirewall(ctx context.Context, webId int64, groupId int) error
	
	// 异步任务处理
	ProcessAsyncTasks(ctx context.Context, req *v1.WebForwardingRequest, require RequireResponse)
	ProcessIpWhitelistChanges(ctx context.Context, req *v1.WebForwardingRequest, ipData *model.WebForwardingRule) error
	ProcessDeleteIpWhitelist(ctx context.Context, id int) error
	ProcessDomainWhitelistChanges(ctx context.Context, req *v1.WebForwardingRequest, oldData *model.WebForwarding, require RequireResponse) error
	ProcessDeleteDomainWhitelist(ctx context.Context, oldData *model.WebForwarding, uid int) error
	
	// 数据库操作
	SaveToDatabase(ctx context.Context, req *v1.WebForwardingRequest, require RequireResponse, webId int64, cdnOriginIds map[string]int64) (int, error)
	UpdateDatabaseRecords(ctx context.Context, req *v1.WebForwardingRequest, oldData *model.WebForwarding, require RequireResponse, ipData *model.WebForwardingRule) error
	CleanupDatabaseRecords(ctx context.Context, id int) error
	
	// SSL证书管理
	ProcessSSLCertificate(ctx context.Context, req *v1.WebForwardingRequest, require RequireResponse, formData v1.Website) error
	ProcessSSLCertificateUpdate(ctx context.Context, req *v1.WebForwardingRequest, oldData *model.WebForwarding, require RequireResponse) error
	CleanupSSLCertificate(ctx context.Context, oldData *model.WebForwarding) error
	
	// 数据准备辅助函数
	PrepareWafData(ctx context.Context, req *v1.WebForwardingRequest) (RequireResponse, v1.Website, error)
	BuildProxyConfig(ctx context.Context, req *v1.WebForwardingRequest, require RequireResponse) (v1.TypeJSON, error)
	BulidFormData(ctx context.Context, formData v1.Website) (v1.WebsiteSend, error)
	
	// 协议判断辅助函数
	GetProtocolType(isHttps int) string
	IsHttpsProtocol(isHttps int) bool
	
	// 模型构建辅助函数
	BuildWebForwardingModel(req *v1.WebForwardingDataRequest, ruleId int, require RequireResponse) *model.WebForwarding
	BuildWebRuleModel(reqData *v1.WebForwardingDataRequest, require RequireResponse, localDbId int, cdnOriginIds map[string]int64) *model.WebForwardingRule
	
	// 列表差异处理辅助函数
	FindDifferenceList(oldList, newList []v1.BackendList) (added, removed []v1.BackendList)
	WashDifferentIp(newIpList []string, oldIpList []string) (addedDenyIps []string, removedDenyIps []string)
	
	// 日志配置辅助函数
	EditLog(ctx context.Context, webId int64) error
	
	// 废弃的方法（保持向后兼容）
	Require(ctx context.Context, req v1.GlobalRequire) (v1.GlobalRequire, error)
	ValidateWebForwardingRequest(ctx context.Context, req *v1.WebForwardingRequest, require RequireResponse) error
	CreateOriginServers(ctx context.Context, req *v1.WebForwardingRequest) (map[string]int64, error)
}

func NewAidedWebService(
	service *service.Service,
	webForwardingRepository waf.WebForwardingRepository,
	wafformatter WafFormatterService,
	sslCert flexCdn.SslCertService,
	cdn flexCdn.CdnService,
	proxy flexCdn.ProxyService,
	websocket flexCdn.WebsocketService,
	cc CcService,
	ccIpList CcIpListService,
	gatewayIp GatewayipService,
	globalLimitRep waf.GlobalLimitRepository,
) AidedWebService {
	return &aidedWebService{
		Service:                 service,
		webForwardingRepository: webForwardingRepository,
		wafformatter:            wafformatter,
		sslCert:                 sslCert,
		cdn:                     cdn,
		proxy:                   proxy,
		websocket:               websocket,
		cc:                      cc,
		ccIpList:                ccIpList,
		gatewayIp:               gatewayIp,
		globalLimitRep:          globalLimitRep,
	}
}

type aidedWebService struct {
	*service.Service
	webForwardingRepository waf.WebForwardingRepository
	wafformatter            WafFormatterService
	sslCert                 flexCdn.SslCertService
	cdn                     flexCdn.CdnService
	proxy                   flexCdn.ProxyService
	websocket               flexCdn.WebsocketService
	cc                      CcService
	ccIpList                CcIpListService
	gatewayIp               GatewayipService
	globalLimitRep          waf.GlobalLimitRepository
}

const (
	// 协议类型常量
	isHttps       = 1
	isHttp        = 0
	protocolHttps = "https"
	protocolHttp  = "http"
	
	// 默认配置常量
	defaultNodeClusterId = 2
	proxyProtocolVersion = 1
)

// Require 验证函数（原require函数）
func (s *aidedWebService) Require(ctx context.Context, req v1.GlobalRequire) (v1.GlobalRequire, error) {
	var res v1.GlobalRequire
	//g, gCtx := errgroup.WithContext(ctx)

	//g.Go(func() error {
	//	result, e := s.wafformatter.require(gCtx, req, "web")
	//	if e != nil {
	//		return e
	//	}
	//	res = result
	//	return nil
	//})

	//g.Go(func() error {
	//	e := s.wafformatter.validateWafDomainCount(gCtx, req)
	//	if e != nil {
	//		return e
	//	}
	//	return nil
	//})
	//if err = g.Wait(); err != nil {
	//	return v1.GlobalRequire{}, err
	//}
	return res, nil
}

// BuildWebForwardingModel 辅助函数，用于构建通用的 WebForwarding 模型
// ruleId 是从 WAF 系统获取的 ID
func (s *aidedWebService) BuildWebForwardingModel(req *v1.WebForwardingDataRequest, ruleId int, require RequireResponse) *model.WebForwarding {
	return &model.WebForwarding{
		HostId:          require.HostId,
		CdnWebId:        ruleId,
		Port:            req.Port,
		Domain:          req.Domain,
		IsHttps:         req.IsHttps,
		Comment:         req.Comment,
		HttpsCert:       req.HttpsCert,
		HttpsKey:        req.HttpsKey,
		SslCertId:       int(req.SslCertId),
		SslPolicyId:     int(req.SslPolicyId),
		Cc:              req.CcConfig.IsOn,
		ThresholdMethod: req.CcConfig.ThresholdMethod,
		Level:           req.CcConfig.Level,
		Limit5s:         req.CcConfig.Limit5s,
		Limit60s:        req.CcConfig.Limit60s,
		Limit300s:       req.CcConfig.Limit300s,
		Proxy:           req.Proxy,
	}
}

// BuildWebRuleModel 构建WebForwardingRule模型
func (s *aidedWebService) BuildWebRuleModel(reqData *v1.WebForwardingDataRequest, require RequireResponse, localDbId int, cdnOriginIds map[string]int64) *model.WebForwardingRule {
	return &model.WebForwardingRule{
		Uid:          require.Uid,
		HostId:       require.HostId,
		WebId:        localDbId,
		CdnOriginIds: cdnOriginIds,
		BackendList:  reqData.BackendList,
	}
}

// PrepareWafData 准备WAF数据
// 职责：协调整个流程，负责获取前置配置和组装最终的 formData。
func (s *aidedWebService) PrepareWafData(ctx context.Context, req *v1.WebForwardingRequest) (RequireResponse, v1.Website, error) {
	// 1. 获取基础配置
	require, err := s.wafformatter.Require(ctx, v1.GlobalRequire{
		HostId:  req.HostId,
		Uid:     req.Uid,
		Comment: req.WebForwardingData.Comment,
	})
	if err != nil {
		return RequireResponse{}, v1.Website{}, fmt.Errorf("获取WAF前置配置失败: %w", err)
	}
	if require.Uid == 0 {
		return RequireResponse{}, v1.Website{}, fmt.Errorf("请先配置实例")
	}

	// 2. 调用辅助函数，构建核心的代理配置 (将复杂逻辑封装起来)
	byteData, err := s.BuildProxyConfig(ctx, req, require)
	if err != nil {
		return RequireResponse{}, v1.Website{}, err // 错误信息在辅助函数中已经包装好了
	}

	req.WebForwardingData.SslPolicyId = byteData.SslPolicyRef.SslPolicyId

	type serverNames struct {
		ServerNames string `json:"name" form:"name"`
		Type        string `json:"type" form:"type"`
	}
	var serverName []serverNames
	var serverJson []byte
	if req.WebForwardingData.Domain != "" {
		serverName = append(serverName, serverNames{
			ServerNames: req.WebForwardingData.Domain,
			Type:        "full",
		})
		serverJson, err = json.Marshal(serverName)
		if err != nil {
			return RequireResponse{}, v1.Website{}, err
		}
	}

	// 3. 组装最终的 WAF 表单数据
	formData := v1.Website{
		UserId:          int64(require.CdnUid),
		Type:            "httpProxy",
		Name:            require.Tag,
		ServerNamesJSON: serverJson,
		Description:     req.WebForwardingData.Comment,
		ServerGroupIds:  []int64{int64(require.GroupId)},
		NodeClusterId:   defaultNodeClusterId,
	}

	// 4. 根据协议类型，填充 HttpJSON 和 HttpsJSON 字段
	if req.WebForwardingData.IsHttps == isHttps {
		formData.HttpJSON = v1.TypeJSON{IsOn: false}
		formData.HttpsJSON = byteData
	} else {
		formData.HttpJSON = byteData
		formData.HttpsJSON = v1.TypeJSON{IsOn: false}
	}

	return require, formData, nil
}

// BuildProxyConfig 构建代理配置
// 职责：专门负责处理 HTTP/HTTPS 的差异，并生成对应的 JSON 配置。
func (s *aidedWebService) BuildProxyConfig(ctx context.Context, req *v1.WebForwardingRequest, require RequireResponse) (v1.TypeJSON, error) {
	var (
		jsonData v1.TypeJSON
		apiType  string
	)

	jsonData.IsOn = true
	apiType = protocolHttps
	jsonData.SslPolicyRef.SslPolicyId = req.WebForwardingData.SslPolicyId
	// 判断协议类型，并处理 HTTPS 的特殊逻辑（证书）
	if req.WebForwardingData.IsHttps == isHttps {
		// 处理证书信息
		if jsonData.SslPolicyRef.SslPolicyId == 0 {
			sslPolicyId, err := s.sslCert.AddSslPolicy(ctx, nil)
			if err != nil {
				return v1.TypeJSON{}, err
			}
			jsonData.SslPolicyRef.SslPolicyId = sslPolicyId
		}
		jsonData.SslPolicyRef.IsOn = true
	} else {
		apiType = protocolHttp
		jsonData.SslPolicyRef = v1.SslPolicyRef{
			IsOn:        false,
			SslPolicyId: req.WebForwardingData.SslCertId,
		}
	}

	// 填充通用的 Listen 配置
	for _, v := range require.GatewayIps {
		jsonData.Listen = append(jsonData.Listen, v1.Listen{
			Protocol: apiType,
			Host:     v,
			Port:     req.WebForwardingData.Port,
		})
	}

	return jsonData, nil
}

// FindDifferenceList 查找两个列表的差异
func (s *aidedWebService) FindDifferenceList(oldList, newList []v1.BackendList) (added, removed []v1.BackendList) {
	diff := make(map[v1.BackendList]int)

	// 1. 遍历旧列表，为每个元素计数 +1
	for _, item := range oldList {
		diff[item]++
	}

	// 2. 遍历新列表，为每个元素计数 -1
	for _, item := range newList {
		diff[item]--
	}

	// 3. 遍历 diff map 来找出差异
	for item, count := range diff {
		if count > 0 {
			// 如果 count > 0，说明这个元素在 oldList 中但不在 newList 中
			removed = append(removed, item)
		} else if count < 0 {
			// 如果 count < 0，说明这个元素在 newList 中但不在 oldList 中
			added = append(added, item)
		}
		// 如果 count == 0，说明元素在两个列表中都存在，不做任何操作
	}

	return added, removed
}

// WashDifferentIp 清洗IP差异
func (s *aidedWebService) WashDifferentIp(newIpList []string, oldIpList []string) (addedDenyIps []string, removedDenyIps []string) {
	var newAllowIps []string
	var oldAllowIps []string
	if len(oldIpList) > 0 {
		for _, v := range oldIpList {
			if net.ParseIP(v) != nil {
				oldAllowIps = append(oldAllowIps, v)
			}
		}
	}
	if len(newIpList) > 0 {
		for _, v := range newIpList {
			if net.ParseIP(v) != nil {
				newAllowIps = append(newAllowIps, v)
			}
		}
	}
	addedDenyIps, removedDenyIps = s.wafformatter.findIpDifferences(oldAllowIps, newAllowIps)
	return addedDenyIps, removedDenyIps
}

// EditLog 修改日志配置
func (s *aidedWebService) EditLog(ctx context.Context, webId int64) error {
	webConfigId, err := s.webForwardingRepository.GetWebConfigId(ctx, webId)
	if err != nil {
		return err
	}

	if err := s.cdn.EditWebLog(ctx, webConfigId, v1.WebLog{
		IsPrior:            false,
		IsOn:               true,
		Fields:             []int64{1, 2, 6, 7},
		Status1:            true,
		Status2:            true,
		Status3:            true,
		Status4:            true,
		Status5:            true,
		FirewallOnly:       false,
		EnableClientClosed: false,
	}); err != nil {
		return err
	}
	return nil
}

// BulidFormData 构建表单数据
func (s *aidedWebService) BulidFormData(ctx context.Context, formData v1.Website) (v1.WebsiteSend, error) {
	httpJSON, err := json.Marshal(formData.HttpJSON)
	if err != nil {
		return v1.WebsiteSend{}, err
	}
	httpsJSON, err := json.Marshal(formData.HttpsJSON)
	if err != nil {
		return v1.WebsiteSend{}, err
	}
	formDataSend := v1.WebsiteSend{
		UserId:           formData.UserId,
		AdminId:          formData.AdminId,
		Type:             formData.Type,
		Name:             formData.Name,
		Description:      formData.Description,
		ServerNamesJSON:  formData.ServerNamesJSON,
		HttpJSON:         httpJSON,
		HttpsJSON:        httpsJSON,
		TcpJSON:          formData.TcpJSON,
		TlsJSON:          formData.TlsJSON,
		UdpJSON:          formData.UdpJSON,
		WebId:            formData.WebId,
		ReverseProxyJSON: formData.ReverseProxyJSON,
		ServerGroupIds:   formData.ServerGroupIds,
		UserPlanId:       formData.UserPlanId,
		NodeClusterId:    formData.NodeClusterId,
		IncludeNodesJSON: formData.IncludeNodesJSON,
		ExcludeNodesJSON: formData.ExcludeNodesJSON,
	}
	return formDataSend, nil
}

// ValidateWebForwardingRequest 验证Web转发请求
func (s *aidedWebService) ValidateWebForwardingRequest(ctx context.Context, req *v1.WebForwardingRequest, require RequireResponse) error {
	// 验证域名限制
	if err := s.wafformatter.validateWafDomainCount(ctx, v1.GlobalRequire{
		HostId:  req.HostId,
		Domain:  req.WebForwardingData.Domain,
		Comment: req.WebForwardingData.Comment,
		Uid:     req.Uid,
	}); err != nil {
		return fmt.Errorf("域名数量验证失败: %w", err)
	}

	// 验证端口数量限制
	if err := s.wafformatter.validateWafPortCount(ctx, require.HostId); err != nil {
		return fmt.Errorf("端口数量验证失败: %w", err)
	}

	// 验证端口重复
	protocol := s.GetProtocolType(req.WebForwardingData.IsHttps)
	if err := s.wafformatter.VerifyPort(ctx, protocol, int64(req.WebForwardingData.Id), req.WebForwardingData.Port, int64(require.HostId), req.WebForwardingData.Domain); err != nil {
		return fmt.Errorf("端口 %d 验证失败: %w", req.WebForwardingData.Port, err)
	}

	return nil
}

// ProcessSSLCertificate 处理SSL证书
func (s *aidedWebService) ProcessSSLCertificate(ctx context.Context, req *v1.WebForwardingRequest, require RequireResponse, formData v1.Website) error {
	if !s.IsHttpsProtocol(req.WebForwardingData.IsHttps) {
		return nil // 非HTTPS协议不需要处理SSL证书
	}

	// 添加SSL证书
	sslCertId, err := s.sslCert.AddSSLCert(ctx, v1.SSL{
		Name:        req.WebForwardingData.Domain,
		Domain:      req.WebForwardingData.Domain,
		CertData:    req.WebForwardingData.HttpsCert,
		KeyData:     req.WebForwardingData.HttpsKey,
		CdnUserId:   require.CdnUid,
		Description: req.WebForwardingData.Comment,
	})
	if err != nil {
		return fmt.Errorf("添加SSL证书失败: %w", err)
	}

	// 更新请求中的证书ID
	req.WebForwardingData.SslCertId = sslCertId
	req.WebForwardingData.SslPolicyId = formData.HttpsJSON.SslPolicyRef.SslPolicyId

	// 编辑SSL策略
	if err := s.sslCert.EditSslPolicy(ctx, formData.HttpsJSON.SslPolicyRef.SslPolicyId, []int64{sslCertId}, "add"); err != nil {
		return fmt.Errorf("编辑SSL策略失败: %w", err)
	}

	return nil
}

// CreateOriginServers 创建源站服务器
func (s *aidedWebService) CreateOriginServers(ctx context.Context, req *v1.WebForwardingRequest) (map[string]int64, error) {
	cdnOriginIds := make(map[string]int64)

	for _, backend := range req.WebForwardingData.BackendList {
		apiType := s.GetProtocolType(backend.IsHttps)

		id, err := s.wafformatter.AddOrigin(ctx, v1.WebJson{
			ApiType:     apiType,
			BackendList: backend.Addr,
			Host:        backend.CustomHost,
			Comment:     req.WebForwardingData.Comment,
		})
		if err != nil {
			return nil, fmt.Errorf("添加源站 %s 失败: %w", backend.Addr, err)
		}
		cdnOriginIds[backend.Addr] = id
	}

	return cdnOriginIds, nil
}

// GetProtocolType 获取协议类型字符串
func (s *aidedWebService) GetProtocolType(isHttps int) string {
	if s.IsHttpsProtocol(isHttps) {
		return protocolHttps
	}
	return protocolHttp
}

// IsHttpsProtocol 判断是否为HTTPS协议
func (s *aidedWebService) IsHttpsProtocol(httpsFlag int) bool {
	return httpsFlag == isHttps
}

// ValidateAddRequest 验证添加请求
func (s *aidedWebService) ValidateAddRequest(ctx context.Context, req *v1.WebForwardingRequest, require RequireResponse) error {
	if err := s.wafformatter.validateWafDomainCount(ctx, v1.GlobalRequire{
		HostId:  req.HostId,
		Domain:  req.WebForwardingData.Domain,
		Comment: req.WebForwardingData.Comment,
		Uid:     req.Uid,
	}); err != nil {
		return fmt.Errorf("域名数量验证失败: %w", err)
	}

	if err := s.wafformatter.validateWafPortCount(ctx, require.HostId); err != nil {
		return fmt.Errorf("端口数量验证失败: %w", err)
	}

	protocol := s.GetProtocolType(req.WebForwardingData.IsHttps)
	if err := s.wafformatter.VerifyPort(ctx, protocol, int64(req.WebForwardingData.Id), req.WebForwardingData.Port, int64(require.HostId), req.WebForwardingData.Domain); err != nil {
		return fmt.Errorf("端口 %d 验证失败: %w", req.WebForwardingData.Port, err)
	}

	return nil
}

// ValidateEditRequest 验证编辑请求
func (s *aidedWebService) ValidateEditRequest(ctx context.Context, req *v1.WebForwardingRequest, require RequireResponse, oldData *model.WebForwarding) error {
	if err := s.wafformatter.validateWafDomainCount(ctx, v1.GlobalRequire{
		HostId:  req.HostId,
		Domain:  req.WebForwardingData.Domain,
		Comment: req.WebForwardingData.Comment,
		Uid:     req.Uid,
	}); err != nil {
		return fmt.Errorf("域名数量验证失败: %w", err)
	}

	protocol := s.GetProtocolType(req.WebForwardingData.IsHttps)
	if err := s.wafformatter.VerifyPort(ctx, protocol, int64(req.WebForwardingData.Id), req.WebForwardingData.Port, int64(require.HostId), req.WebForwardingData.Domain); err != nil {
		return fmt.Errorf("端口 %d 验证失败: %w", req.WebForwardingData.Port, err)
	}

	return nil
}

// ValidateDeletePermission 验证删除权限
func (s *aidedWebService) ValidateDeletePermission(oldData *model.WebForwarding, hostId int) error {
	if oldData.HostId != hostId {
		return fmt.Errorf("用户权限不足")
	}
	return nil
}

// CreateCdnWebsite 创建CDN网站
func (s *aidedWebService) CreateCdnWebsite(ctx context.Context, req *v1.WebForwardingRequest, require RequireResponse, formData v1.Website) (int64, error) {
	formDataSend, err := s.BulidFormData(ctx, formData)
	if err != nil {
		return 0, fmt.Errorf("构建表单数据失败: %w", err)
	}

	webId, err := s.cdn.CreateWebsite(ctx, formDataSend)
	if err != nil {
		return 0, fmt.Errorf("创建CDN网站失败: %w", err)
	}

	return webId, nil
}

// UpdateCdnConfiguration 更新CDN配置
func (s *aidedWebService) UpdateCdnConfiguration(ctx context.Context, req *v1.WebForwardingRequest, oldData *model.WebForwarding, require RequireResponse, formData v1.Website) error {
	// 修改网站端口、协议或证书
	if oldData.Port != req.WebForwardingData.Port || oldData.IsHttps != req.WebForwardingData.IsHttps || 
		oldData.HttpsCert != req.WebForwardingData.HttpsCert || oldData.HttpsKey != req.WebForwardingData.HttpsKey {
		
		if err := s.updateWebsiteProtocolAndCert(ctx, req, oldData, require, formData); err != nil {
			return err
		}
	}

	// 修改网站域名
	if oldData.Domain != req.WebForwardingData.Domain {
		if err := s.updateWebsiteDomain(ctx, req, oldData); err != nil {
			return err
		}
	}

	// 修改网站名字
	if oldData.Comment != req.WebForwardingData.Comment {
		if err := s.updateWebsiteBasicInfo(ctx, oldData, require); err != nil {
			return err
		}
	}

	return nil
}

// DeleteCdnServer 删除CDN服务器
func (s *aidedWebService) DeleteCdnServer(ctx context.Context, cdnWebId int) error {
	if err := s.cdn.DelServer(ctx, int64(cdnWebId)); err != nil {
		return fmt.Errorf("删除CDN服务器失败: %w", err)
	}
	return nil
}

// updateWebsiteProtocolAndCert 更新网站协议和证书
func (s *aidedWebService) updateWebsiteProtocolAndCert(ctx context.Context, req *v1.WebForwardingRequest, oldData *model.WebForwarding, require RequireResponse, formData v1.Website) error {


	// 切换协议
	var typeConfig, closeConfig v1.TypeJSON
	var apiType, closeType string

	if s.IsHttpsProtocol(req.WebForwardingData.IsHttps) {
		typeConfig = formData.HttpsJSON
		closeConfig = formData.HttpJSON
		apiType = s.GetProtocolType(req.WebForwardingData.IsHttps)
		closeType = s.GetProtocolType(0) // HTTP
	} else {
		typeConfig = formData.HttpJSON
		closeConfig = formData.HttpsJSON
		apiType = s.GetProtocolType(req.WebForwardingData.IsHttps)
		closeType = s.GetProtocolType(1) // HTTPS
	}

	typeJson, err := json.Marshal(typeConfig)
	if err != nil {
		return fmt.Errorf("序列化协议配置失败: %w", err)
	}
	closeJson, err := json.Marshal(closeConfig)
	if err != nil {
		return fmt.Errorf("序列化关闭协议配置失败: %w", err)
	}

	// 切换协议
	if err := s.cdn.EditServerType(ctx, v1.EditWebsite{
		Id:       int64(oldData.CdnWebId),
		TypeJSON: typeJson,
	}, apiType); err != nil {
		return fmt.Errorf("切换到%s协议失败: %w", apiType, err)
	}

	if err := s.cdn.EditServerType(ctx, v1.EditWebsite{
		Id:       int64(oldData.CdnWebId),
		TypeJSON: closeJson,
	}, closeType); err != nil {
		return fmt.Errorf("关闭%s协议失败: %w", closeType, err)
	}

	return nil
}

// updateWebsiteDomain 更新网站域名
func (s *aidedWebService) updateWebsiteDomain(ctx context.Context, req *v1.WebForwardingRequest, oldData *model.WebForwarding) error {
	type serverName struct {
		Name string `json:"name" form:"name"`
		Type string `json:"type" form:"type"`
	}
	var serverData []serverName
	serverData = append(serverData, serverName{
		Name: req.WebForwardingData.Domain,
		Type: "full",
	})
	serverJson, err := json.Marshal(serverData)
	if err != nil {
		return fmt.Errorf("序列化服务器名称失败: %w", err)
	}

	if err := s.cdn.EditServerName(ctx, v1.EditServerNames{
		ServerId:        int64(oldData.CdnWebId),
		ServerNamesJSON: serverJson,
	}); err != nil {
		return fmt.Errorf("更新服务器名称失败: %w", err)
	}

	return nil
}

// updateWebsiteBasicInfo 更新网站基本信息
func (s *aidedWebService) updateWebsiteBasicInfo(ctx context.Context, oldData *model.WebForwarding, require RequireResponse) error {
	// 通过globalLimitRep获取节点ID，这是项目中现有的方法
	nodeId, err := s.globalLimitRep.GetNodeId(ctx, oldData.CdnWebId)
	if err != nil {
		return fmt.Errorf("获取节点ID失败: %w", err)
	}

	if err := s.cdn.EditServerBasic(ctx, int64(oldData.CdnWebId), require.Tag, nodeId); err != nil {
		return fmt.Errorf("更新服务器基本信息失败: %w", err)
	}

	return nil
}

// AddOriginsToWebsite 添加源站到网站
func (s *aidedWebService) AddOriginsToWebsite(ctx context.Context, req *v1.WebForwardingRequest, webId int64) (map[string]int64, error) {
	cdnOriginIds, err := s.CreateOriginServers(ctx, req)
	if err != nil {
		return nil, fmt.Errorf("创建源站服务器失败: %w", err)
	}

	// 添加源站到网站
	for _, originId := range cdnOriginIds {
		if err := s.cdn.AddServerOrigin(ctx, webId, originId); err != nil {
			return nil, fmt.Errorf("添加源站到网站失败: %w", err)
		}
	}

	return cdnOriginIds, nil
}

// UpdateOriginServers 更新源站服务器
func (s *aidedWebService) UpdateOriginServers(ctx context.Context, req *v1.WebForwardingRequest, oldData *model.WebForwarding, ipData *model.WebForwardingRule) error {
	addOrigins, delOrigins := s.FindDifferenceList(ipData.BackendList, req.WebForwardingData.BackendList)
	addedIds := make(map[string]int64)

	// 添加新源站
	for _, v := range addOrigins {
		apiType := s.GetProtocolType(v.IsHttps)
		id, err := s.wafformatter.AddOrigin(ctx, v1.WebJson{
			ApiType:     apiType,
			BackendList: v.Addr,
			Host:        v.CustomHost,
			Comment:     req.WebForwardingData.Comment,
		})
		if err != nil {
			return fmt.Errorf("添加源站 %s 失败: %w", v.Addr, err)
		}
		addedIds[v.Addr] = id
	}

	// 将新源站添加到网站
	for _, v := range addedIds {
		if err := s.cdn.AddServerOrigin(ctx, int64(oldData.CdnWebId), v); err != nil {
			return fmt.Errorf("添加源站到网站失败: %w", err)
		}
	}

	// 删除旧源站
	for k, v := range ipData.CdnOriginIds {
		for _, ip := range delOrigins {
			if k == ip.Addr {
				if err := s.cdn.DelServerOrigin(ctx, int64(oldData.CdnWebId), v); err != nil {
					return fmt.Errorf("删除源站失败: %w", err)
				}
				delete(ipData.CdnOriginIds, k)
			}
		}
	}

	// 合并新的源站ID
	for k, v := range addedIds {
		ipData.CdnOriginIds[k] = v
	}

	return nil
}

// ConfigureWebsocket 配置WebSocket
func (s *aidedWebService) ConfigureWebsocket(ctx context.Context, webId int64) error {
	websocketId, err := s.websocket.AddWebsocket(ctx)
	if err != nil {
		return fmt.Errorf("添加WebSocket失败: %w", err)
	}

	if err := s.websocket.EnableOrDisable(ctx, webId, websocketId, true, false); err != nil {
		return fmt.Errorf("启用WebSocket失败: %w", err)
	}

	return nil
}

// ConfigureProxyProtocol 配置代理协议
func (s *aidedWebService) ConfigureProxyProtocol(ctx context.Context, req *v1.WebForwardingRequest, webId int64) error {
	if req.WebForwardingData.Proxy {
		if err := s.proxy.EditProxy(ctx, webId, v1.ProxyProtocolJSON{
			IsOn:    true,
			Version: proxyProtocolVersion,
		}); err != nil {
			return fmt.Errorf("启用代理协议失败: %w", err)
		}
	}
	return nil
}

// ConfigureCCProtection 配置CC防护
func (s *aidedWebService) ConfigureCCProtection(ctx context.Context, req *v1.WebForwardingRequest, webId int64) error {
	if req.WebForwardingData.CcConfig.IsOn {
		if err := s.cc.EditCcConfig(ctx, webId, req.WebForwardingData.CcConfig); err != nil {
			return fmt.Errorf("配置CC防护失败: %w", err)
		}
	}
	return nil
}

// ConfigureWafFirewall 配置WAF防火墙
func (s *aidedWebService) ConfigureWafFirewall(ctx context.Context, webId int64, groupId int) error {
	if err := s.ccIpList.AddCcIpListPolicy(ctx, webId, int64(groupId)); err != nil {
		return fmt.Errorf("配置WAF防火墙失败: %w", err)
	}
	return nil
}

// ProcessAsyncTasks 处理异步任务
func (s *aidedWebService) ProcessAsyncTasks(ctx context.Context, req *v1.WebForwardingRequest, require RequireResponse) {
	// 域名白名单处理
	if req.WebForwardingData.Domain != "" {
		go func() {
			doMain, err := s.wafformatter.ConvertToWildcardDomain(ctx, req.WebForwardingData.Domain)
			if err != nil {
				return
			}
			if len(require.GatewayIps) == 0 {
				return
			}
			firstIp, err := s.gatewayIp.GetGatewayipByHostIdFirst(ctx, int64(require.HostId), int64(require.Uid))
			if err != nil {
				return
			}
			s.wafformatter.PublishDomainWhitelistTask(doMain, firstIp, "add")
		}()
	}

	// 源站IP白名单处理
	if req.WebForwardingData.BackendList != nil {
		go func() {
			var ips []string
			for _, v := range req.WebForwardingData.BackendList {
				ip, _, err := net.SplitHostPort(v.Addr)
				if err != nil {
					continue
				}
				ips = append(ips, ip)
			}
			if len(ips) > 0 {
				s.wafformatter.PublishIpWhitelistTask(ips, "add", "", "white")
			}
		}()
	}
}

// ProcessIpWhitelistChanges 处理IP白名单变更
func (s *aidedWebService) ProcessIpWhitelistChanges(ctx context.Context, req *v1.WebForwardingRequest, ipData *model.WebForwardingRule) error {
	var oldIps, newIps []string

	// 提取旧IP列表
	for _, v := range ipData.BackendList {
		ip, _, err := net.SplitHostPort(v.Addr)
		if err != nil {
			return fmt.Errorf("解析旧IP地址失败: %w", err)
		}
		oldIps = append(oldIps, ip)
	}

	// 提取新IP列表
	for _, v := range req.WebForwardingData.BackendList {
		ip, _, err := net.SplitHostPort(v.Addr)
		if err != nil {
			return fmt.Errorf("解析新IP地址失败: %w", err)
		}
		newIps = append(newIps, ip)
	}

	// 查找IP差异
	addedIps, removedIps := s.wafformatter.findIpDifferences(oldIps, newIps)

	// 异步处理添加的IP
	if len(addedIps) > 0 {
		go s.wafformatter.PublishIpWhitelistTask(addedIps, "add", "", "white")
	}

	// 异步处理删除的IP
	if len(removedIps) > 0 {
		go func() {
			ipsToDelist, err := s.wafformatter.WashDelIps(ctx, removedIps)
			if err != nil {
				return
			}
			if len(ipsToDelist) > 0 {
				s.wafformatter.PublishIpWhitelistTask(ipsToDelist, "del", "0", "white")
			}
		}()
	}

	return nil
}

// ProcessDeleteIpWhitelist 处理删除IP白名单
func (s *aidedWebService) ProcessDeleteIpWhitelist(ctx context.Context, id int) error {
	ipData, err := s.webForwardingRepository.GetWebForwardingIpsByID(ctx, id)
	if err != nil {
		return fmt.Errorf("获取IP数据失败: %w", err)
	}

	if ipData != nil && len(ipData.BackendList) > 0 {
		var ips []string
		for _, v := range ipData.BackendList {
			ip, _, err := net.SplitHostPort(v.Addr)
			if err != nil {
				continue
			}
			ips = append(ips, ip)
		}

		if len(ips) > 0 {
			go func() {
				ipsToDelist, err := s.wafformatter.WashDelIps(ctx, ips)
				if err != nil {
					return
				}
				if len(ipsToDelist) > 0 {
					s.wafformatter.PublishIpWhitelistTask(ipsToDelist, "del", "0", "white")
				}
			}()
		}
	}

	return nil
}

// ProcessDomainWhitelistChanges 处理域名白名单变更
func (s *aidedWebService) ProcessDomainWhitelistChanges(ctx context.Context, req *v1.WebForwardingRequest, oldData *model.WebForwarding, require RequireResponse) error {
	if oldData.Domain != req.WebForwardingData.Domain {
		firstIp, err := s.gatewayIp.GetGatewayipByHostIdFirst(ctx, int64(req.HostId), int64(req.Uid))
		if err != nil {
			return fmt.Errorf("获取网关IP失败: %w", err)
		}

		newDomain, err := s.wafformatter.ConvertToWildcardDomain(ctx, req.WebForwardingData.Domain)
		if err != nil {
			return fmt.Errorf("转换新域名失败: %w", err)
		}

		oldDomain, err := s.wafformatter.ConvertToWildcardDomain(ctx, oldData.Domain)
		if err != nil {
			return fmt.Errorf("转换旧域名失败: %w", err)
		}

		if len(require.GatewayIps) == 0 {
			return fmt.Errorf("网关组不存在")
		}

		// 检查旧域名使用数量
		count, err := s.webForwardingRepository.GetDomainCount(ctx, req.HostId, oldData.Domain)
		if err != nil {
			return fmt.Errorf("获取域名使用数量失败: %w", err)
		}

		// 异步处理域名白名单变更
		go func() {
			if count < 2 {
				s.wafformatter.PublishDomainWhitelistTask(oldDomain, firstIp, "del")
			}
			s.wafformatter.PublishDomainWhitelistTask(newDomain, firstIp, "add")
		}()
	}

	return nil
}

// ProcessDeleteDomainWhitelist 处理删除域名白名单
func (s *aidedWebService) ProcessDeleteDomainWhitelist(ctx context.Context, oldData *model.WebForwarding, uid int) error {
	if oldData.Domain != "" {
		firstIp, err := s.gatewayIp.GetGatewayipByHostIdFirst(ctx, int64(oldData.HostId), int64(uid))
		if err != nil {
			return fmt.Errorf("获取网关IP失败: %w", err)
		}

		doMain, err := s.wafformatter.ConvertToWildcardDomain(ctx, oldData.Domain)
		if err != nil {
			return fmt.Errorf("转换域名失败: %w", err)
		}

		go s.wafformatter.PublishDomainWhitelistTask(doMain, firstIp, "del")
	}

	return nil
}

// SaveToDatabase 保存到数据库
func (s *aidedWebService) SaveToDatabase(ctx context.Context, req *v1.WebForwardingRequest, require RequireResponse, webId int64, cdnOriginIds map[string]int64) (int, error) {
	webModel := s.BuildWebForwardingModel(&req.WebForwardingData, int(webId), require)

	id, err := s.webForwardingRepository.AddWebForwarding(ctx, webModel)
	if err != nil {
		return 0, fmt.Errorf("添加Web转发记录失败: %w", err)
	}

	webRuleModel := s.BuildWebRuleModel(&req.WebForwardingData, require, id, cdnOriginIds)
	if _, err = s.webForwardingRepository.AddWebForwardingIps(ctx, *webRuleModel); err != nil {
		return 0, fmt.Errorf("添加Web转发规则失败: %w", err)
	}

	return id, nil
}

// UpdateDatabaseRecords 更新数据库记录
func (s *aidedWebService) UpdateDatabaseRecords(ctx context.Context, req *v1.WebForwardingRequest, oldData *model.WebForwarding, require RequireResponse, ipData *model.WebForwardingRule) error {
	webModel := s.BuildWebForwardingModel(&req.WebForwardingData, req.WebForwardingData.CdnWebId, require)
	webModel.Id = req.WebForwardingData.Id

	if err := s.webForwardingRepository.EditWebForwarding(ctx, webModel); err != nil {
		return fmt.Errorf("更新Web转发记录失败: %w", err)
	}

	webRuleModel := s.BuildWebRuleModel(&req.WebForwardingData, require, req.WebForwardingData.Id, ipData.CdnOriginIds)
	if err := s.webForwardingRepository.EditWebForwardingIps(ctx, *webRuleModel); err != nil {
		return fmt.Errorf("更新Web转发规则失败: %w", err)
	}

	return nil
}

// CleanupDatabaseRecords 清理数据库记录
func (s *aidedWebService) CleanupDatabaseRecords(ctx context.Context, id int) error {
	if err := s.webForwardingRepository.DeleteWebForwarding(ctx, int64(id)); err != nil {
		return fmt.Errorf("删除Web转发记录失败: %w", err)
	}

	if err := s.webForwardingRepository.DeleteWebForwardingIpsById(ctx, id); err != nil {
		return fmt.Errorf("删除Web转发规则失败: %w", err)
	}

	return nil
}

// ProcessSSLCertificateUpdate 处理SSL证书更新
func (s *aidedWebService) ProcessSSLCertificateUpdate(ctx context.Context, req *v1.WebForwardingRequest, oldData *model.WebForwarding, require RequireResponse) error {
	if !s.IsHttpsProtocol(req.WebForwardingData.IsHttps) {
		return nil // 非HTTPS协议不需要处理SSL证书
	}

	// 如果证书ID为0
	if oldData.SslCertId == 0 {
		err := s.ProcessSSLCertificate(ctx, req, require, v1.Website{
			HttpsJSON: v1.TypeJSON{
				SslPolicyRef: v1.SslPolicyRef{
					SslPolicyId: req.WebForwardingData.SslPolicyId,
				},
			},
		})
		if err != nil {
			return fmt.Errorf("处理SSL证书失败: %w", err)
		}
		return nil
	}

	// 如果证书内容有变化
	if oldData.HttpsCert != req.WebForwardingData.HttpsCert || oldData.HttpsKey != req.WebForwardingData.HttpsKey {
		if err := s.sslCert.EditSSLCert(ctx, v1.SSL{
			Name:        req.WebForwardingData.Domain,
			CertId:      oldData.SslCertId,
			CertData:    req.WebForwardingData.HttpsCert,
			KeyData:     req.WebForwardingData.HttpsKey,
			CdnUserId:   require.CdnUid,
			Domain:      req.WebForwardingData.Domain,
			Description: req.WebForwardingData.Comment,
		}); err != nil {
			return fmt.Errorf("更新SSL证书失败: %w", err)
		}
	}

	return nil
}

// CleanupSSLCertificate 清理SSL证书
func (s *aidedWebService) CleanupSSLCertificate(ctx context.Context, oldData *model.WebForwarding) error {
	if oldData.SslCertId != 0 {
		if err := s.cdn.DelSSLCert(ctx, int64(oldData.SslCertId)); err != nil {
			return fmt.Errorf("删除SSL证书失败: %w", err)
		}

		if err := s.sslCert.EditSslPolicy(ctx, int64(oldData.SslPolicyId), []int64{int64(oldData.SslCertId)}, "del"); err != nil {
			return fmt.Errorf("删除SSL策略失败: %w", err)
		}
	}

	return nil
}