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refactoring Deploy helper and adding new helpers for:
- Validator (AuctionBid, AuctionBidWithdraw, ValidatorDelegation and ValidatorDelegationWithdraw) - Key (createRandom keys)
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| package com.casper.sdk.helper; | ||
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| public enum CasperConstants { | ||
| DEFAULT_DEPLOY_TTL((long) 30 * 60 * 1000), | ||
| DEFAULT_GAS_PRICE(1), | ||
| DEPLOY_TTL_MS_MAX((long) 1000 * 60 * 60 * 24), | ||
| MAX_TRANSFER_ID(Long.MAX_VALUE), | ||
| MIN_TRANSFER_AMOUNT_MOTES(2500000000L), | ||
| STANDARD_PAYMENT_FOR_NATIVE_TRANSFERS((long) 1E8), | ||
| STANDARD_PAYMENT_FOR_DELEGATION((long) 5e9), | ||
| STANDARD_PAYMENT_FOR_DELEGATION_WITHDRAWAL((long) 5e9), | ||
| STANDARD_PAYMENT_FOR_AUCTION_BID((long) 5e9), | ||
| STANDARD_PAYMENT_FOR_AUCTION_BID_WITHDRAWAL((long) 5e9); | ||
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| public final long value; | ||
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| CasperConstants(long value) { | ||
| this.value = value; | ||
| } | ||
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| } |
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106 changes: 106 additions & 0 deletions
106
src/main/java/com/casper/sdk/helper/CasperTransferHelper.java
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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,106 @@ | ||
| package com.casper.sdk.helper; | ||
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| import com.casper.sdk.exception.NoSuchTypeException; | ||
| import com.casper.sdk.model.clvalue.CLValueOption; | ||
| import com.casper.sdk.model.clvalue.CLValuePublicKey; | ||
| import com.casper.sdk.model.clvalue.CLValueU512; | ||
| import com.casper.sdk.model.clvalue.CLValueU64; | ||
| import com.casper.sdk.model.clvalue.cltype.CLTypeOption; | ||
| import com.casper.sdk.model.clvalue.cltype.CLTypePublicKey; | ||
| import com.casper.sdk.model.clvalue.cltype.CLTypeU512; | ||
| import com.casper.sdk.model.common.Digest; | ||
| import com.casper.sdk.model.common.Ttl; | ||
| import com.casper.sdk.model.deploy.Deploy; | ||
| import com.casper.sdk.model.deploy.NamedArg; | ||
| import com.casper.sdk.model.deploy.executabledeploy.ModuleBytes; | ||
| import com.casper.sdk.model.deploy.executabledeploy.Transfer; | ||
| import com.casper.sdk.model.key.PublicKey; | ||
| import com.syntifi.crypto.key.AbstractPrivateKey; | ||
| import dev.oak3.sbs4j.exception.ValueSerializationException; | ||
| import lombok.AccessLevel; | ||
| import lombok.NoArgsConstructor; | ||
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| import java.math.BigInteger; | ||
| import java.security.GeneralSecurityException; | ||
| import java.util.*; | ||
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| /** | ||
| * Transfer helper provides methods to easily transfer from/to purses | ||
| * | ||
| * @author Alexandre Carvalho | ||
| * @author Andre Bertolace | ||
| * @since 0.5.0 | ||
| */ | ||
| @NoArgsConstructor(access = AccessLevel.PRIVATE) | ||
| public class CasperTransferHelper { | ||
| /** | ||
| * Helper method to create a Deploy for a Transfer | ||
| * | ||
| * @param from private key from sender | ||
| * @param to public key from signer | ||
| * @param amount amount to transfer | ||
| * @param chainName chain name | ||
| * @return a transfer deploy | ||
| * @throws NoSuchTypeException | ||
| * @throws GeneralSecurityException | ||
| * @throws ValueSerializationException | ||
| */ | ||
| public static Deploy buildTransferDeploy(AbstractPrivateKey from, PublicKey to, | ||
| BigInteger amount, String chainName) | ||
| throws NoSuchTypeException, GeneralSecurityException, ValueSerializationException { | ||
| long id = Math.abs(new Random().nextInt()); | ||
| Ttl ttl = Ttl | ||
| .builder() | ||
| .ttl(CasperConstants.DEFAULT_DEPLOY_TTL.value / 60 / 1000 + "m") | ||
| .build(); | ||
| BigInteger paymentAmount = BigInteger.valueOf(CasperConstants.STANDARD_PAYMENT_FOR_NATIVE_TRANSFERS.value); | ||
| return buildTransferDeploy(from, to, amount, chainName, id, paymentAmount, | ||
| CasperConstants.DEFAULT_GAS_PRICE.value, ttl, new Date(), new ArrayList<>()); | ||
| } | ||
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| /** | ||
| * Helper method to create a Deploy for a Transfer | ||
| * | ||
| * @param signer private key from sender | ||
| * @param to public key from signer | ||
| * @param amount amount to transfer | ||
| * @param chainName chain name | ||
| * @param id deploy id | ||
| * @param paymentAmount payment amount for processing transfers | ||
| * @param gasPrice gas price | ||
| * @param ttl time to live | ||
| * @param date execution date | ||
| * @param dependencies List of digest dependencies | ||
| * @return a transfer deploy | ||
| * @throws NoSuchTypeException | ||
| * @throws GeneralSecurityException | ||
| * @throws ValueSerializationException | ||
| */ | ||
| public static Deploy buildTransferDeploy(AbstractPrivateKey signer, PublicKey to, BigInteger amount, | ||
| String chainName, Long id, BigInteger paymentAmount, | ||
| Long gasPrice, Ttl ttl, Date date, List<Digest> dependencies) | ||
| throws NoSuchTypeException, GeneralSecurityException, ValueSerializationException { | ||
| List<NamedArg<?>> transferArgs = new LinkedList<>(); | ||
| NamedArg<CLTypeU512> amountNamedArg = new NamedArg<>("amount", | ||
| new CLValueU512(amount)); | ||
| transferArgs.add(amountNamedArg); | ||
| NamedArg<CLTypePublicKey> publicKeyNamedArg = new NamedArg<>("target", | ||
| new CLValuePublicKey(to)); | ||
| transferArgs.add(publicKeyNamedArg); | ||
| CLValueOption idArg = new CLValueOption(Optional.of( | ||
| new CLValueU64(BigInteger.valueOf(id)))); | ||
| NamedArg<CLTypeOption> idNamedArg = new NamedArg<>("id", idArg); | ||
| transferArgs.add(idNamedArg); | ||
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| Transfer session = Transfer | ||
| .builder() | ||
| .args(transferArgs) | ||
| .build(); | ||
| ModuleBytes payment = CasperDeployHelper.getPaymentModuleBytes(paymentAmount); | ||
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| return CasperDeployHelper.buildDeploy(signer, chainName, session, payment, gasPrice, ttl, | ||
| date, dependencies); | ||
| } | ||
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| } |
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