feat: #17 Governance CDDL object and new certificates

core/src/main/java/com/bloxbean/cardano/yaci/core/common/Constants.java

@@ -7,7 +7,7 @@ public class Constants {
     public final static Point WELL_KNOWN_TESTNET_POINT = new Point(13694363, "b596f9739b647ab5af901c8fc6f75791e262b0aeba81994a1d622543459734f2");
     public final static Point WELL_KNOWN_PREPROD_POINT = new Point(87480, "528c3e6a00c82dd5331b116103b6e427acf447891ce3ade6c4c7a61d2f0a2b1c");
     public final static Point WELL_KNOWN_PREVIEW_POINT = new Point(8000, "70da683c00985e23903da00656fae96644e1f31dce914aab4ed50e35e4c4842d");
-    public final static Point WELL_KNOWN_SANCHONET_POINT = new Point(8569937, "8264c74dcdf7afc02e0c176090af367b2662326d623a478710d54e22bf749ebd");
+    public final static Point WELL_KNOWN_SANCHONET_POINT = new Point(20, "6a7d97aae2a65ca790fd14802808b7fce00a3362bd7b21c4ed4ccb4296783b98");
 
     public final static long MAINNET_PROTOCOL_MAGIC = NetworkType.MAINNET.getProtocolMagic();
     public final static long LEGACY_TESTNET_PROTOCOL_MAGIC = NetworkType.LEGACY_TESTNET.getProtocolMagic();

core/src/main/java/com/bloxbean/cardano/yaci/core/model/Credential.java

@@ -0,0 +1,97 @@
+package com.bloxbean.cardano.yaci.core.model;
+
+import co.nstant.in.cbor.model.Array;
+import co.nstant.in.cbor.model.ByteString;
+import co.nstant.in.cbor.model.DataItem;
+import co.nstant.in.cbor.model.UnsignedInteger;
+import com.bloxbean.cardano.client.crypto.Blake2bUtil;
+import com.bloxbean.cardano.client.crypto.VerificationKey;
+import com.bloxbean.cardano.yaci.core.exception.CborRuntimeException;
+import com.bloxbean.cardano.yaci.core.model.certs.StakeCredType;
+import com.bloxbean.cardano.yaci.core.util.CborSerializationUtil;
+import com.bloxbean.cardano.yaci.core.util.HexUtil;
+import com.fasterxml.jackson.annotation.JsonIgnore;
+import lombok.*;
+
+import java.math.BigInteger;
+import java.util.List;
+
+@Getter
+@AllArgsConstructor
+@NoArgsConstructor
+@Builder
+@EqualsAndHashCode
+@ToString
+public class Credential {
+    private StakeCredType type;
+    private String hash;
+
+    private Credential(StakeCredType type, byte[] hashBytes) {
+        this.type = type;
+        if (hashBytes != null)
+            this.hash = HexUtil.encodeHexString(hashBytes);
+        else
+            this.hash = null;
+    }
+
+    public static Credential fromKey(VerificationKey vkey) {
+        Credential stakeCredential = fromKey(vkey.getBytes());
+        return stakeCredential;
+    }
+
+    public static Credential fromKey(byte[] key) {
+        byte[] keyHash = Blake2bUtil.blake2bHash224(key);
+        Credential stakeCredential = new Credential(StakeCredType.ADDR_KEYHASH, keyHash);
+        return stakeCredential;
+    }
+
+    public static Credential fromKeyHash(byte[] keyHash) {
+        Credential stakeCredential = new Credential(StakeCredType.ADDR_KEYHASH, keyHash);
+        return stakeCredential;
+    }
+
+    public static Credential fromScriptHash(byte[] scriptHash) {
+        Credential stakeCredential = new Credential(StakeCredType.SCRIPTHASH, scriptHash);
+        return stakeCredential;
+    }
+
+    public static Credential deserialize(Array stakeCredArray)  {
+        List<DataItem> dataItemList = stakeCredArray.getDataItems();
+        if (dataItemList == null || dataItemList.size() != 2)
+            throw new CborRuntimeException("StakeCredential deserialization failed. Invalid number of DataItem(s) : "
+                    + (dataItemList != null ? String.valueOf(dataItemList.size()) : null));
+
+        UnsignedInteger typeDI = (UnsignedInteger) dataItemList.get(0);
+        ByteString hashDI = (ByteString) dataItemList.get(1);
+
+        BigInteger typeBI = typeDI.getValue();
+        if (typeBI.intValue() == 0) {
+            return Credential.fromKeyHash(hashDI.getBytes());
+        } else if (typeBI.intValue() == 1) {
+            return Credential.fromScriptHash(hashDI.getBytes());
+        } else {
+            throw new CborRuntimeException("StakeCredential deserialization failed. Invalid StakeCredType : "
+                    + typeBI.intValue());
+        }
+    }
+
+    public Array serialize()  {
+        Array array = new Array();
+        if (type == StakeCredType.ADDR_KEYHASH) {
+            array.add(new UnsignedInteger(0));
+        } else if (type == StakeCredType.SCRIPTHASH) {
+            array.add(new UnsignedInteger(1));
+        } else {
+            throw new CborRuntimeException("Invalid stake credential type : " + type);
+        }
+
+        array.add(new ByteString(HexUtil.decodeHexString(hash)));
+        return array;
+    }
+
+    @JsonIgnore
+    public String getCborHex() {
+        return HexUtil.encodeHexString(CborSerializationUtil.serialize(serialize()));
+    }
+
+}

core/src/main/java/com/bloxbean/cardano/yaci/core/model/CredentialType.java

@@ -0,0 +1,5 @@
+package com.bloxbean.cardano.yaci.core.model;
+
+public enum CredentialType {
+    ADDR_KEYHASH, SCRIPTHASH
+}

core/src/main/java/com/bloxbean/cardano/yaci/core/model/TransactionBody.java

@@ -1,7 +1,8 @@
 package com.bloxbean.cardano.yaci.core.model;
 
 import com.bloxbean.cardano.yaci.core.model.certs.Certificate;
-import com.bloxbean.cardano.yaci.core.model.conway.VotingProcedures;
+import com.bloxbean.cardano.yaci.core.model.governance.ProposalProcedure;
+import com.bloxbean.cardano.yaci.core.model.governance.VotingProcedures;
 import lombok.*;
 
 import java.math.BigInteger;
@@ -44,6 +45,9 @@ public class TransactionBody {
     private BigInteger totalCollateral;
     private Set<TransactionInput> referenceInputs;
 
-    //conway
+    //Conway
     private VotingProcedures votingProcedures;
+    private List<ProposalProcedure> proposalProcedures;
+    private BigInteger currentTreasuryValue;
+    private BigInteger donation;
 }

core/src/main/java/com/bloxbean/cardano/yaci/core/model/Witnesses.java

@@ -26,4 +26,5 @@ public class Witnesses {
     private List<Redeemer> redeemers = new ArrayList<>();
 
     private List<PlutusScript> plutusV2Scripts = new ArrayList<>();
+    private List<PlutusScript> plutusV3Scripts = new ArrayList<>();
 }

core/src/main/java/com/bloxbean/cardano/yaci/core/model/certs/AuthCommitteeHotCert.java

@@ -0,0 +1,17 @@
+package com.bloxbean.cardano.yaci.core.model.certs;
+
+import com.bloxbean.cardano.yaci.core.model.Credential;
+import lombok.*;
+
+@Getter
+@AllArgsConstructor
+@NoArgsConstructor
+@Builder
+@EqualsAndHashCode
+@ToString
+public class AuthCommitteeHotCert implements Certificate {
+    private final CertificateType type = CertificateType.AUTH_COMMITTEE_HOT_CERT;
+
+    private Credential committeeColdCredential;
+    private Credential committeeHotCredential;
+}

core/src/main/java/com/bloxbean/cardano/yaci/core/model/certs/CertificateType.java

@@ -1,6 +1,28 @@
 package com.bloxbean.cardano.yaci.core.model.certs;
 
 public enum CertificateType {
-    STAKE_REGISTRATION, STAKE_DEREGISTRATION, STAKE_DELEGATION, POOL_REGISTRATION, POOL_RETIREMENT, GENESIS_KEY_DELEGATION,
-    MOVE_INSTATENEOUS_REWARDS_CERT
+    STAKE_REGISTRATION,
+    STAKE_DEREGISTRATION,
+    STAKE_DELEGATION,
+    POOL_REGISTRATION,
+    POOL_RETIREMENT,
+    GENESIS_KEY_DELEGATION,
+    MOVE_INSTATENEOUS_REWARDS_CERT,
+
+    //conway
+    //Delegation certs
+    REG_CERT,
+    UNREG_CERT,
+    VOTE_DELEG_CERT,
+    STAKE_VOTE_DELEG_CERT,
+    STAKE_REG_DELEG_CERT,
+    VOTE_REG_DELEG_CERT,
+    STAKE_VOTE_REG_DELEG_CERT,
+
+    //Gov certs
+    AUTH_COMMITTEE_HOT_CERT,
+    RESIGN_COMMITTEE_COLD_CERT,
+    REG_DREP_CERT,
+    UNREG_DREP_CERT,
+    UPDATE_DREP_CERT
 }

core/src/main/java/com/bloxbean/cardano/yaci/core/model/certs/RegCert.java

@@ -0,0 +1,18 @@
+package com.bloxbean.cardano.yaci.core.model.certs;
+
+import lombok.*;
+
+import java.math.BigInteger;
+
+@Getter
+@AllArgsConstructor
+@NoArgsConstructor
+@Builder
+@EqualsAndHashCode
+@ToString
+public class RegCert implements Certificate {
+    private final CertificateType type = CertificateType.REG_CERT;
+
+    private StakeCredential stakeCredential;
+    private BigInteger coin;
+}

core/src/main/java/com/bloxbean/cardano/yaci/core/model/certs/RegDrepCert.java

@@ -0,0 +1,21 @@
+package com.bloxbean.cardano.yaci.core.model.certs;
+
+import com.bloxbean.cardano.yaci.core.model.Credential;
+import com.bloxbean.cardano.yaci.core.model.governance.Anchor;
+import lombok.*;
+
+import java.math.BigInteger;
+
+@Getter
+@AllArgsConstructor
+@NoArgsConstructor
+@Builder
+@EqualsAndHashCode
+@ToString
+public class RegDrepCert implements Certificate {
+    private final CertificateType type = CertificateType.REG_DREP_CERT;
+
+    private Credential drepCredential;
+    private BigInteger coin;
+    private Anchor anchor;
+}

core/src/main/java/com/bloxbean/cardano/yaci/core/model/certs/ResignCommitteeColdCert.java

@@ -0,0 +1,16 @@
+package com.bloxbean.cardano.yaci.core.model.certs;
+
+import com.bloxbean.cardano.yaci.core.model.Credential;
+import lombok.*;
+
+@Getter
+@AllArgsConstructor
+@NoArgsConstructor
+@Builder
+@EqualsAndHashCode
+@ToString
+public class ResignCommitteeColdCert implements Certificate {
+    private final CertificateType type = CertificateType.RESIGN_COMMITTEE_COLD_CERT;
+
+    private Credential committeeColdCredential;
+}

core/src/main/java/com/bloxbean/cardano/yaci/core/model/certs/StakeRegDelegCert.java

@@ -0,0 +1,19 @@
+package com.bloxbean.cardano.yaci.core.model.certs;
+
+import lombok.*;
+
+import java.math.BigInteger;
+
+@Getter
+@AllArgsConstructor
+@NoArgsConstructor
+@Builder
+@EqualsAndHashCode
+@ToString
+public class StakeRegDelegCert implements Certificate {
+    private final CertificateType type = CertificateType.STAKE_REG_DELEG_CERT;
+
+    private StakeCredential stakeCredential;
+    private String poolKeyHash;
+    private BigInteger coin;
+}

core/src/main/java/com/bloxbean/cardano/yaci/core/model/certs/StakeVoteDelegCert.java

@@ -0,0 +1,18 @@
+package com.bloxbean.cardano.yaci.core.model.certs;
+
+import com.bloxbean.cardano.yaci.core.model.governance.Drep;
+import lombok.*;
+
+@Getter
+@AllArgsConstructor
+@NoArgsConstructor
+@Builder
+@EqualsAndHashCode
+@ToString
+public class StakeVoteDelegCert implements Certificate {
+    private final CertificateType type = CertificateType.STAKE_VOTE_DELEG_CERT;
+
+    private StakeCredential stakeCredential;
+    private String poolKeyHash;
+    private Drep drep;
+}

core/src/main/java/com/bloxbean/cardano/yaci/core/model/certs/StakeVoteRegDelegCert.java

@@ -0,0 +1,21 @@
+package com.bloxbean.cardano.yaci.core.model.certs;
+
+import com.bloxbean.cardano.yaci.core.model.governance.Drep;
+import lombok.*;
+
+import java.math.BigInteger;
+
+@Getter
+@AllArgsConstructor
+@NoArgsConstructor
+@Builder
+@EqualsAndHashCode
+@ToString
+public class StakeVoteRegDelegCert implements Certificate {
+    private final CertificateType type = CertificateType.STAKE_VOTE_REG_DELEG_CERT;
+
+    private StakeCredential stakeCredential;
+    private String poolKeyHash;
+    private Drep drep;
+    private BigInteger coin;
+}

core/src/main/java/com/bloxbean/cardano/yaci/core/model/certs/UnregCert.java

@@ -0,0 +1,18 @@
+package com.bloxbean.cardano.yaci.core.model.certs;
+
+import lombok.*;
+
+import java.math.BigInteger;
+
+@Getter
+@AllArgsConstructor
+@NoArgsConstructor
+@Builder
+@EqualsAndHashCode
+@ToString
+public class UnregCert implements Certificate {
+    private final CertificateType type = CertificateType.UNREG_CERT;
+
+    private StakeCredential stakeCredential;
+    private BigInteger coin;
+}

core/src/main/java/com/bloxbean/cardano/yaci/core/model/certs/UnregDrepCert.java

@@ -0,0 +1,19 @@
+package com.bloxbean.cardano.yaci.core.model.certs;
+
+import com.bloxbean.cardano.yaci.core.model.Credential;
+import lombok.*;
+
+import java.math.BigInteger;
+
+@Getter
+@AllArgsConstructor
+@NoArgsConstructor
+@Builder
+@EqualsAndHashCode
+@ToString
+public class UnregDrepCert implements Certificate {
+    private final CertificateType type = CertificateType.UNREG_DREP_CERT;
+
+    private Credential drepCredential;
+    private BigInteger coin;
+}

core/src/main/java/com/bloxbean/cardano/yaci/core/model/certs/UpdateDrepCert.java

@@ -0,0 +1,18 @@
+package com.bloxbean.cardano.yaci.core.model.certs;
+
+import com.bloxbean.cardano.yaci.core.model.Credential;
+import com.bloxbean.cardano.yaci.core.model.governance.Anchor;
+import lombok.*;
+
+@Getter
+@AllArgsConstructor
+@NoArgsConstructor
+@Builder
+@EqualsAndHashCode
+@ToString
+public class UpdateDrepCert implements Certificate {
+    private final CertificateType type = CertificateType.UPDATE_DREP_CERT;
+
+    private Credential drepCredential;
+    private Anchor anchor;
+}

core/src/main/java/com/bloxbean/cardano/yaci/core/model/certs/VoteDelegCert.java

@@ -0,0 +1,17 @@
+package com.bloxbean.cardano.yaci.core.model.certs;
+
+import com.bloxbean.cardano.yaci.core.model.governance.Drep;
+import lombok.*;
+
+@Getter
+@AllArgsConstructor
+@NoArgsConstructor
+@Builder
+@EqualsAndHashCode
+@ToString
+public class VoteDelegCert implements Certificate {
+    private final CertificateType type = CertificateType.VOTE_DELEG_CERT;
+
+    private StakeCredential stakeCredential;
+    private Drep drep;
+}