package main

import (
   "github.com/harmony-one/bls/ffi/go/bls"
   "log"
   "time"
)

func main() {
   m := "message to sign"
   var aggSig *bls.Sign
   var aggPub *bls.PublicKey

   startTime := time.Now()
   for i := 0; i < 1000; i++ {
      bls.Init(bls.BLS12_381)
      var sec bls.SecretKey
      sec.SetByCSPRNG()
      if i == 0 {
         aggSig = sec.Sign(m)
         aggPub = sec.GetPublicKey()
      } else {
         aggSig.Add(sec.Sign(m))
         aggPub.Add(sec.GetPublicKey())
      }
   }
   endTime := time.Now()
   log.Printf("Time required to sign 1000 messages and aggregate 1000 pub keys and signatures: %f seconds", endTime.Sub(startTime).Seconds())
   log.Printf("Aggregate Signature: 0x%x", aggSig.GetHexString())
   log.Printf("Aggregate Public Key: 0x%x", aggPub.GetHexString())

   startTime = time.Now()
   if !aggSig.Verify(aggPub, m) {
      log.Fatal("Aggregate Signature Does Not Verify")
   }
   log.Printf("Aggregate Signature Verifies Correctly!")
   endTime = time.Now()
   log.Printf("Time required to verify aggregate sig: %f seconds", endTime.Sub(startTime).Seconds())
}