package job

import (
	"encoding/json"
	"x-ui/logger"
	"x-ui/web/service"
	"x-ui/xray"

	"github.com/valyala/fasthttp"
)

type XrayTrafficJob struct {
	settingService  service.SettingService
	xrayService     service.XrayService
	inboundService  service.InboundService
	outboundService service.OutboundService
}

func NewXrayTrafficJob() *XrayTrafficJob {
	return new(XrayTrafficJob)
}

func (j *XrayTrafficJob) Run() {
	if !j.xrayService.IsXrayRunning() {
		return
	}
	traffics, clientTraffics, err := j.xrayService.GetXrayTraffic()
	if err != nil {
		return
	}
	err, needRestart0 := j.inboundService.AddTraffic(traffics, clientTraffics)
	if err != nil {
		logger.Warning("add inbound traffic failed:", err)
	}
	err, needRestart1 := j.outboundService.AddTraffic(traffics, clientTraffics)
	if err != nil {
		logger.Warning("add outbound traffic failed:", err)
	}
	if ExternalTrafficInformEnable, err := j.settingService.GetExternalTrafficInformEnable(); ExternalTrafficInformEnable {
		j.informTrafficToExternalAPI(traffics, clientTraffics)
	} else if err != nil {
		logger.Warning("get ExternalTrafficInformEnable failed:", err)
	}
	if needRestart0 || needRestart1 {
		j.xrayService.SetToNeedRestart()
	}
}

func (j *XrayTrafficJob) informTrafficToExternalAPI(inboundTraffics []*xray.Traffic, clientTraffics []*xray.ClientTraffic) {
	informURL, err := j.settingService.GetExternalTrafficInformURI()
	if err != nil {
		logger.Warning("get ExternalTrafficInformURI failed:", err)
		return
	}
	requestBody, err := json.Marshal(map[string]interface{}{"clientTraffics": clientTraffics, "inboundTraffics": inboundTraffics})
	if err != nil {
		logger.Warning("parse client/inbound traffic failed:", err)
		return
	}
	request := fasthttp.AcquireRequest()
	defer fasthttp.ReleaseRequest(request)
	request.Header.SetMethod("POST")
	request.Header.SetContentType("application/json; charset=UTF-8")
	request.SetBody([]byte(requestBody))
	request.SetRequestURI(informURL)
	response := fasthttp.AcquireResponse()
	defer fasthttp.ReleaseResponse(response)
	if err := fasthttp.Do(request, response); err != nil {
		logger.Warning("POST ExternalTrafficInformURI failed:", err)
	}
}