package server

import (
	"cfTest/cloudflareApi/logPush"
	"context"
	"errors"
	"github.com/cloudflare/cloudflare-go"
	"log"
)

type LogPushCloudflareServer struct {
	logPush.UnimplementedLogPushCloudflareServer
}

func (s *LogPushCloudflareServer) ListLogPushJobsByZoneId(ctx context.Context,
	requestCloudflare *logPush.ListLogPushJobRequestByZoneId) (*logPush.ListLogPushJobReplay, error) {
	log.Printf("apiKey Received: %v", requestCloudflare.GetApiKey())
	log.Printf("apiEmail Received: %v", requestCloudflare.GetApiEmail())
	log.Printf("zoneId Received: %v", requestCloudflare.GetZoneId())
	log.Printf("dataSet Received: %v", requestCloudflare.GetDataSet())

	api, err := cloudflare.New(requestCloudflare.GetApiKey(), requestCloudflare.GetApiEmail())
	if err != nil {
		log.Printf("new cloudflare api error : %v", err)
		return nil, err
	}

	ctxAPI := context.Background()

	LogPushJobs, err := api.ListZoneLogpushJobsForDataset(ctxAPI,
		requestCloudflare.GetZoneId(), requestCloudflare.GetDataSet())
	if err != nil {
		log.Printf("list logpush job error : %v", err)
		return nil, err
	}

	list := make([]*logPush.LogPushJobEntity, len(LogPushJobs))
	for i, job := range LogPushJobs {
		list[i] = Go2ProtoLogPushJob(job)
	}
	return &logPush.ListLogPushJobReplay{
		Result: list,
	}, err
}

func (s *LogPushCloudflareServer) CreateLogPushJobByZoneId(ctx context.Context,
	requestCloudflare *logPush.CreateLogPushJobRequestByZoneId) (*logPush.CreateLogPushJobReplay, error) {

	log.Printf("apiKey Received: %v", requestCloudflare.GetApiKey())
	log.Printf("apiEmail Received: %v", requestCloudflare.GetApiEmail())
	log.Printf("zoneId Received: %v", requestCloudflare.GetZoneId())
	log.Printf("dataSet Received: %v", requestCloudflare.GetDataSet())
	log.Printf("destinationConf Received: %v", requestCloudflare.GetDestinationConf())
	log.Printf("ownershipChallenge Received: %v", requestCloudflare.GetOwnershipChallenge())

	api, err := cloudflare.New(requestCloudflare.GetApiKey(), requestCloudflare.GetApiEmail())
	if err != nil {
		log.Printf("new cloudflare api error : %v", err)
		return nil, err
	}

	ctxAPI := context.Background()

	job := cloudflare.LogpushJob{
		Dataset:         requestCloudflare.GetDataSet(),
		DestinationConf: requestCloudflare.GetDestinationConf(),
		Enabled:         true,
		Frequency:       "low",
		LogpullOptions: "fields=ClientIP,ClientCountry,ClientRequestMethod,ClientRequestProtocol," +
			"ClientRequestHost,ClientRequestPath,ClientRequestURI,ClientRequestBytes," +
			"EdgeResponseStatus,EdgeResponseBytes,ClientRequestUserAgent,CacheCacheStatus,CacheResponseBytes," +
			"EdgeStartTimestamp,EdgeEndTimestamp&timestamps=rfc3339",
		OwnershipChallenge: requestCloudflare.GetOwnershipChallenge(),
	}
	result, err := api.CreateZoneLogpushJob(ctxAPI, requestCloudflare.GetZoneId(), job)
	if err != nil {
		log.Printf("create logpush job error : %v", err)
		return nil, err
	}

	return &logPush.CreateLogPushJobReplay{
		Result: Go2ProtoLogPushJob(*result),
	}, err
}

func (s *LogPushCloudflareServer) DeleteLogPushJobByZoneId(ctx context.Context,
	requestCloudflare *logPush.DeleteLogPushJobRequestByZoneId) (*logPush.DeleteLogPushJobReplay, error) {

	log.Printf("apiKey Received: %v", requestCloudflare.GetApiKey())
	log.Printf("apiEmail Received: %v", requestCloudflare.GetApiEmail())
	log.Printf("zoneId Received: %v", requestCloudflare.GetZoneId())
	log.Printf("jobId Received: %v", requestCloudflare.GetJobId())

	api, err := cloudflare.New(requestCloudflare.GetApiKey(), requestCloudflare.GetApiEmail())
	if err != nil {
		log.Printf("new cloudflare api error : %v", err)
		return nil, err
	}

	ctxAPI := context.Background()

	result := api.DeleteZoneLogpushJob(ctxAPI, requestCloudflare.GetZoneId(), int(requestCloudflare.GetJobId()))

	if result != nil {
		log.Printf("delete zone LogpushJob error: %v", result.Error())
		return &logPush.DeleteLogPushJobReplay{
			Success: false,
			Message: result.Error(),
		}, err
	}
	return &logPush.DeleteLogPushJobReplay{
		Success: true,
		Message: "success",
	}, err
}

func (s *LogPushCloudflareServer) GetOwnershipChallengeByZoneId(ctx context.Context,
	requestCloudflare *logPush.GetOwnershipChallengeRequestByZoneId) (*logPush.GetOwnershipChallengeReply, error) {
	log.Printf("apiKey Received: %v", requestCloudflare.GetApiKey())
	log.Printf("apiEmail Received: %v", requestCloudflare.GetApiEmail())
	log.Printf("zoneId Received: %v", requestCloudflare.GetZoneId())
	log.Printf("destinationConf Received: %v", requestCloudflare.GetDestinationConf())

	api, err := cloudflare.New(requestCloudflare.GetApiKey(), requestCloudflare.GetApiEmail())
	if err != nil {
		log.Printf("new cloudflare api error : %v", err)
		return nil, err
	}

	ctxAPI := context.Background()

	ownershipChallenge, err := api.GetZoneLogpushOwnershipChallenge(ctxAPI,
		requestCloudflare.GetZoneId(), requestCloudflare.GetDestinationConf())
	if err != nil {
		log.Printf("get logpush job ownershipChallenge error : %v", err)
		return nil, err
	}

	if ownershipChallenge.Valid {
		log.Printf("ownershipChallenge success: %v", ownershipChallenge.Filename)
		return &logPush.GetOwnershipChallengeReply{
			Result: &logPush.OwnershipChallengeEntity{
				Filename: ownershipChallenge.Filename,
				Valid:    ownershipChallenge.Valid,
				Message:  ownershipChallenge.Message,
			},
		}, err
	}

	log.Printf("ownershipChallenge fail: %v", ownershipChallenge.Message)
	return nil, errors.New(ownershipChallenge.Message)
}

func (s *LogPushCloudflareServer) CheckDestinationExist(ctx context.Context,
	requestCloudflare *logPush.CheckDestinationExistRequest) (*logPush.CheckDestinationExistReply, error) {
	log.Printf("apiKey Received: %v", requestCloudflare.GetApiKey())
	log.Printf("apiEmail Received: %v", requestCloudflare.GetApiEmail())
	log.Printf("zoneId Received: %v", requestCloudflare.GetZoneId())
	log.Printf("destinationConf Received: %v", requestCloudflare.GetDestinationConf())

	api, err := cloudflare.New(requestCloudflare.GetApiKey(), requestCloudflare.GetApiEmail())
	if err != nil {
		log.Printf("new cloudflare api error : %v", err)
		return nil, err
	}

	ctxAPI := context.Background()

	exists, err := api.CheckZoneLogpushDestinationExists(ctxAPI, requestCloudflare.GetZoneId(), requestCloudflare.GetDestinationConf())

	if err != nil {
		log.Printf("check logpush job destination error : %v", err)
		return nil, err
	}

	return &logPush.CheckDestinationExistReply{
		Exists: exists,
	}, err
}

func (s *LogPushCloudflareServer) ValidateOwnershipChallenge(ctx context.Context,
	requestCloudflare *logPush.ValidateOwnershipChallengeRequest) (*logPush.ValidateOwnershipChallengeReply, error) {
	log.Printf("apiKey Received: %v", requestCloudflare.GetApiKey())
	log.Printf("apiEmail Received: %v", requestCloudflare.GetApiEmail())
	log.Printf("zoneId Received: %v", requestCloudflare.GetZoneId())
	log.Printf("destinationConf Received: %v", requestCloudflare.GetDestinationConf())
	log.Printf("ownershipChallenge Received: %v", requestCloudflare.GetOwnershipChallenge())

	api, err := cloudflare.New(requestCloudflare.GetApiKey(), requestCloudflare.GetApiEmail())
	if err != nil {
		log.Printf("new cloudflare api error : %v", err)
		return nil, err
	}

	ctxAPI := context.Background()

	valid, err := api.ValidateZoneLogpushOwnershipChallenge(ctxAPI, requestCloudflare.GetZoneId(),
		requestCloudflare.GetDestinationConf(), requestCloudflare.GetOwnershipChallenge())

	if err != nil {
		log.Printf("validate logpush job ownership challenge error : %v", err)
		return nil, err
	}

	return &logPush.ValidateOwnershipChallengeReply{
		Valid: valid,
	}, err
}