package main

import (
	"bytes"

	"text/template"

	"pihole-blocklist/bind/assets"
	"pihole-blocklist/bind/internal/config"
)

func buildBindResponsePolicyFile() error {
	var (
		output bytes.Buffer
	)

	outputTemplate := assets.BindRecord

	t, err := template.New("response-policy-zone").Parse(string(outputTemplate))
	if err != nil {
		return err
	}

	if err := t.Execute(&output, cfg.ConfigFile.ZoneConfig); err != nil {
		return err
	}

	bytesWritten, err := config.WriteFile(cfg.BindOutputFileName, output.Bytes())
	if err != nil {
		return err
	}

	cfg.Log.Debug("file created", "file", cfg.BindOutputFileName, "bytes", bytesWritten)
	return nil
}