package parser

import (
	"encoding/json"
	"io/ioutil"
	"os"

	"github.com/sirupsen/logrus"
	"gitlab.dcso.lolcat/LABS/styx/models"
)

// read node recieved on kafka
// create a node in the node file
// save domains in another file with node ID

// parallel routine
// look throught domain names and if find some that exists already, create the
// edge file

const (
	NodesFilename = "nodes.json"
	EdgesFilename = "edges.json"
)

func ParseEvent(domains []string) {
	nodeFile, err := ioutil.ReadFile(NodesFilename)
	if err != nil {
		logrus.Error(err)
	}
	nodeDatas := []models.Node{}

	if err := json.Unmarshal(nodeFile, &nodeDatas); err != nil {
		logrus.Error(err)
	}

	for _, node := range nodeDatas {
		SaveDomains(node.Data.Data.LeafCert.AllDomains)
	}

	// saveDomains()
	// go findDomainEdges()
}

func SaveDomains(domains []string) {
	f, err := os.OpenFile("domains.txt", os.O_APPEND|os.O_CREATE|os.O_WRONLY, 0644)
	if err != nil {
		logrus.Error(err)
	}
	defer f.Close()

	for _, d := range domains {
		if _, err := f.WriteString(d + ","); err != nil {
			logrus.Error(err)
		}
	}
}

// Helpers