package event

import (
	"bytes"

	"smesh.lol/pkg/nostr/signer/p8k"
	"smesh.lol/pkg/lol/chk"
	"smesh.lol/pkg/lol/errorf"
	"smesh.lol/pkg/lol/log"
)

func (ev *E) Verify() (valid bool, err error) {
	var keys *p8k.Signer
	if keys, err = p8k.New(); chk.E(err) {
		return
	}
	if err = keys.InitPub(ev.Pubkey); chk.E(err) {
		return
	}
	if valid, err = keys.Verify(ev.ID, ev.Sig); chk.T(err) {
		id := ev.GetIDBytes()
		if !bytes.Equal(id, ev.ID) {
			log.E.Ln([]byte("event ID incorrect"))
			ev.ID = id
			err = nil
			if valid, err = keys.Verify(ev.ID, ev.Sig); chk.E(err) {
				return
			}
			err = errorf.W([]byte("event ID incorrect but signature is valid on correct ID"))
		}
		return
	}
	return
}