createMetadataAccountV3 function

Future<AnchorInstruction> createMetadataAccountV3({ required Ed25519HDPublicKey mint, required Ed25519HDPublicKey mintAuthority, required Ed25519HDPublicKey payer, required Ed25519HDPublicKey updateAuthority, required CreateMetadataAccountV3Data data, })

Implementation

Future<AnchorInstruction> createMetadataAccountV3({
  required Ed25519HDPublicKey mint,
  required Ed25519HDPublicKey mintAuthority,
  required Ed25519HDPublicKey payer,
  required Ed25519HDPublicKey updateAuthority,
  required CreateMetadataAccountV3Data data,
}) async {
  final programAddress = await findMetaplexMetadataProgramAddress(mint);

  return AnchorInstruction.withDiscriminator(
    discriminator: ByteArray(const [33]),
    programId: Ed25519HDPublicKey.fromBase58(metaplexMetadataProgramId),
    accounts: [
      AccountMeta.writeable(pubKey: programAddress, isSigner: false),
      AccountMeta.readonly(pubKey: mint, isSigner: false),
      AccountMeta.readonly(pubKey: mintAuthority, isSigner: true),
      AccountMeta.writeable(pubKey: payer, isSigner: true),
      AccountMeta.readonly(pubKey: updateAuthority, isSigner: false),
      AccountMeta.readonly(pubKey: SystemProgram.id, isSigner: false),
      AccountMeta.readonly(
        pubKey: Ed25519HDPublicKey.fromBase58(Sysvar.rent),
        isSigner: false,
      ),
    ],
    arguments: ByteArray(data.toBorsh()),
  );
}