m002

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• Variables

Variables

var DeprecateNFTData = migrations.Migration{
	Contract: accounts.Contract,
	Apply: func(state kv.KVStore, log *logger.Logger) error {
		oldNFTDataMap := collections.NewMap(state, "ND")
		nftToOwnerMap := collections.NewMap(state, "NW")
		oldNFTDataMap.Iterate(func(nftIDBytes, nftDataBytes []byte) bool {
			rr := rwutil.NewBytesReader(nftDataBytes)

			rr.PushBack().WriteN(nftIDBytes)
			nft, err := isc.NFTFromReader(rr)
			if err != nil {
				panic(err)
			}
			if nft.Owner == nil {
				log.Errorf("DeprecateNFTData migration | nil owner at NFTID: %s", iotago.EncodeHex(nftIDBytes))
			}
			nftToOwnerMap.SetAt(nftIDBytes, nft.Owner.Bytes())
			return true
		})
		return nil
	},
}

for testnet -- delete when deploying ShimmerEVM