package lb

import (
	"encoding/json"
	"github.com/TeaOSLab/EdgeCommon/pkg/rpc/pb"
	"github.com/TeaOSLab/EdgeCommon/pkg/serverconfigs"
	"github.com/TeaOSLab/EdgeCommon/pkg/userconfigs"
	"github.com/TeaOSLab/EdgeUser/internal/configloaders"
	"github.com/TeaOSLab/EdgeUser/internal/utils"
	"github.com/TeaOSLab/EdgeUser/internal/web/actions/actionutils"
	"github.com/iwind/TeaGo/maps"
	timeutil "github.com/iwind/TeaGo/utils/time"
	"strings"
)

type IndexAction struct {
	actionutils.ParentAction
}

func (this *IndexAction) Init() {
	this.Nav("", "", "index")
}

func (this *IndexAction) RunGet(params struct{}) {
	// 更新用户可用状态
	stateResp, err := this.RPC().UserRPC().RenewUserServersState(this.UserContext(), &pb.RenewUserServersStateRequest{})
	if err != nil {
		this.ErrorPage(err)
		return
	}
	this.Data["serversIsEnabled"] = stateResp.IsEnabled

	// 提醒有逾期未支付的账单
	this.Data["countUnpaidBills"] = 0
	priceConfig, _ := configloaders.LoadCacheableUserPriceConfig()
	if priceConfig != nil && priceConfig.IsOn && priceConfig.UnpaidBillPolicy.IsOn && (priceConfig.UnpaidBillPolicy.MinDailyBillDays > 0 || priceConfig.UnpaidBillPolicy.MinMonthlyBillDays > 0) {
		countResp, err := this.RPC().UserBillRPC().CountAllUserBills(this.UserContext(), &pb.CountAllUserBillsRequest{
			PaidFlag:           0,
			UserId:             this.UserId(),
			Month:              "",
			TrafficRelated:     true,
			MinDailyBillDays:   priceConfig.UnpaidBillPolicy.MinDailyBillDays,
			MinMonthlyBillDays: priceConfig.UnpaidBillPolicy.MinMonthlyBillDays,
		})
		if err != nil {
			this.ErrorPage(err)
			return
		}
		this.Data["countUnpaidBills"] = countResp.Count
	}

	var supportTCP = this.ValidateFeature(userconfigs.UserFeatureCodeServerTCP, 0)
	var supportUDP = this.ValidateFeature(userconfigs.UserFeatureCodeServerUDP, 0)
	if !supportTCP && !supportUDP {
		return
	}

	this.Data["supportTCP"] = supportTCP
	this.Data["supportUDP"] = supportUDP

	var protocols = []string{}
	if supportTCP {
		protocols = append(protocols, "tcp")
	}
	if supportUDP {
		protocols = append(protocols, "udp")
	}

	countResp, err := this.RPC().ServerRPC().CountAllEnabledServersMatch(this.UserContext(), &pb.CountAllEnabledServersMatchRequest{
		ServerGroupId:  0,
		Keyword:        "",
		UserId:         this.UserId(),
		ProtocolFamily: strings.Join(protocols, ","),
	})
	if err != nil {
		this.ErrorPage(err)
		return
	}
	var count = countResp.Count
	var page = this.NewPage(count)
	this.Data["page"] = page.AsHTML()

	serversResp, err := this.RPC().ServerRPC().ListEnabledServersMatch(this.UserContext(), &pb.ListEnabledServersMatchRequest{
		Offset:         page.Offset,
		Size:           page.Size,
		ServerGroupId:  0,
		Keyword:        "",
		ProtocolFamily: strings.Join(protocols, ","),
		UserId:         this.UserId(),
		IgnoreSSLCerts: true,
	})
	if err != nil {
		this.ErrorPage(err)
		return
	}
	var serverMaps = []maps.Map{}
	for _, server := range serversResp.Servers {
		// CNAME
		var cname = ""
		if server.NodeCluster != nil {
			clusterId := server.NodeCluster.Id
			if clusterId > 0 {
				dnsInfoResp, err := this.RPC().NodeClusterRPC().FindEnabledNodeClusterDNS(this.UserContext(), &pb.FindEnabledNodeClusterDNSRequest{NodeClusterId: clusterId})
				if err != nil {
					this.ErrorPage(err)
					return
				}
				if dnsInfoResp.Domain != nil {
					cname = server.DnsName + "." + dnsInfoResp.Domain.Name + "."
				}
			}
		}

		// TCP
		var tcpPorts = []string{}
		if len(server.TcpJSON) > 0 {
			config, err := serverconfigs.NewTCPProtocolConfigFromJSON(server.TcpJSON)
			if err != nil {
				this.ErrorPage(err)
				return
			}
			if config.IsOn {
				for _, listen := range config.Listen {
					tcpPorts = append(tcpPorts, listen.PortRange)
				}
			}
		}

		// TLS
		var tlsPorts = []string{}
		if len(server.TlsJSON) > 0 {
			config, err := serverconfigs.NewTLSProtocolConfigFromJSON(server.TlsJSON)
			if err != nil {
				this.ErrorPage(err)
				return
			}
			if config.IsOn {
				for _, listen := range config.Listen {
					tlsPorts = append(tlsPorts, listen.PortRange)
				}
			}
		}

		// UDP
		var udpPorts = []string{}
		if len(server.UdpJSON) > 0 {
			config, err := serverconfigs.NewUDPProtocolConfigFromJSON(server.UdpJSON)
			if err != nil {
				this.ErrorPage(err)
				return
			}
			if config.IsOn {
				for _, listen := range config.Listen {
					udpPorts = append(udpPorts, listen.PortRange)
				}
			}
		}

		//  套餐
		var userPlanMap = maps.Map{"id": 0}
		if server.UserPlanId > 0 {
			userPlanResp, err := this.RPC().UserPlanRPC().FindEnabledUserPlan(this.UserContext(), &pb.FindEnabledUserPlanRequest{
				UserPlanId: server.UserPlanId,
			})
			if err != nil {
				if !utils.IsNotFound(err) {
					this.ErrorPage(err)
					return
				}
			} else {
				var userPlan = userPlanResp.UserPlan
				if userPlan != nil && userPlan.Plan != nil {
					if len(userPlan.Name) == 0 {
						userPlan.Name = userPlan.Plan.Name
					}
					userPlanMap = maps.Map{
						"id":        userPlan.Id,
						"name":      userPlan.Name,
						"dayTo":     userPlan.DayTo,
						"isExpired": userPlan.DayTo <= timeutil.Format("Y-m-d"),
					}
				}
			}
		}

		// 域名和限流状态
		var trafficLimitStatus *serverconfigs.TrafficLimitStatus
		if len(server.Config) > 0 {
			var serverConfig = &serverconfigs.ServerConfig{}
			err = json.Unmarshal(server.Config, serverConfig)
			if err == nil {
				if serverConfig.TrafficLimitStatus != nil && serverConfig.TrafficLimitStatus.IsValid() {
					trafficLimitStatus = serverConfig.TrafficLimitStatus
				}
			}
		}

		serverMaps = append(serverMaps, maps.Map{
			"id":                 server.Id,
			"name":               server.Name,
			"cname":              cname,
			"tcpPorts":           tcpPorts,
			"tlsPorts":           tlsPorts,
			"udpPorts":           udpPorts,
			"isOn":               server.IsOn,
			"userPlan":           userPlanMap,
			"trafficLimitStatus": trafficLimitStatus,
		})
	}
	this.Data["servers"] = serverMaps

	this.Show()
}