fixed bug with genesis timestamp

src/main/scala/scorex/waves/Application.scala

@@ -10,6 +10,7 @@ import scorex.consensus.nxt.api.http.NxtConsensusApiRoute
 import scorex.network.{TransactionalMessagesRepo, UnconfirmedPoolSynchronizer}
 import scorex.transaction.{BalanceSheet, GenesisTransaction, SimpleTransactionModule, Transaction}
 import scorex.utils.ScorexLogging
+import scorex.waves.block.WavesBlock
 import scorex.waves.http.{DebugApiRoute, ScorexApiRoute}
 import scorex.waves.settings.WavesSettings
 import scorex.waves.transaction.WavesTransactionModule
@@ -74,6 +75,14 @@ class Application(val settingsFilename: String) extends scorex.app.Application {
 
   actorSystem.actorOf(Props(classOf[UnconfirmedPoolSynchronizer], this))
 
+  override def checkGenesis(): Unit = {
+
+    if (transactionModule.blockStorage.history.isEmpty) {
+      transactionModule.blockStorage.appendBlock(WavesBlock.genesis())
+      log.info("Genesis block has been added to the state")
+    }
+  }
+
 }
 
 object Application extends App with ScorexLogging {

src/main/scala/scorex/waves/block/WavesBlock.scala

@@ -0,0 +1,38 @@
+package scorex.waves.block
+
+import scorex.account.PublicKeyAccount
+import scorex.block._
+import scorex.consensus.ConsensusModule
+import scorex.crypto.EllipticCurveImpl
+import scorex.transaction.TransactionModule
+import scorex.utils.ScorexLogging
+
+object WavesBlock extends ScorexLogging {
+  type BlockId = Array[Byte]
+
+  val BlockIdLength = EllipticCurveImpl.SignatureLength
+
+  /**
+    * We override Block.genesis to provide correct genesis' timestamp
+    */
+  def genesis[CDT, TDT]()(implicit consModule: ConsensusModule[CDT],
+                          transModule: TransactionModule[TDT]): Block = new Block {
+    override type ConsensusDataType = CDT
+    override type TransactionDataType = TDT
+
+    override implicit val transactionModule: TransactionModule[TDT] = transModule
+    override implicit val consensusModule: ConsensusModule[CDT] = consModule
+
+    override val versionField: ByteBlockField = ByteBlockField("version", 1)
+    override val transactionDataField: BlockField[TDT] = transactionModule.genesisData
+    override val referenceField: BlockIdField = BlockIdField("reference", Array.fill(BlockIdLength)(0: Byte))
+    override val consensusDataField: BlockField[CDT] = consensusModule.genesisData
+    override val uniqueId: BlockId = Array.fill(BlockIdLength)(0: Byte)
+
+    //todo: inject timestamp from settings
+    override val timestampField: LongBlockField = LongBlockField("timestamp", 1460678400000L)
+
+    override val signerDataField: SignerDataBlockField = new SignerDataBlockField("signature",
+      SignerData(new PublicKeyAccount(Array.fill(32)(0)), Array.fill(EllipticCurveImpl.SignatureLength)(0)))
+  }
+}