public TransactionViewModel(Wallet wallet, WalletTransaction transaction, BlockIdentity transactionLocation)
{
_transaction = transaction;
_location = transactionLocation;
var groupedOutputs = _transaction.NonChangeOutputs.Select(o =>
{
var destination = wallet.OutputDestination(o);
return new GroupedOutput(o.Amount, destination);
}).Aggregate(new List<GroupedOutput>(), (items, next) =>
{
var item = items.Find(a => a.Destination == next.Destination);
if (item == null)
items.Add(next);
else
item.Amount += next.Amount;
return items;
});
Depth = BlockChain.Depth(wallet.ChainTip.Height, transactionLocation);
Inputs = _transaction.Inputs.Select(input => new Input(-input.Amount, wallet.AccountName(input.PreviousAccount))).ToArray();
Outputs = _transaction.Outputs.Select(output => new Output(output.Amount, wallet.OutputDestination(output))).ToArray();
GroupedOutputs = groupedOutputs;
}
private const uint ImportedAccountNumber = 2147483647; // 2**31 - 1
public Wallet(BlockChainIdentity activeChain, TransactionSet txSet, List <AccountProperties> bip0032Accounts,
AccountProperties importedAccount, BlockIdentity chainTip)
{
if (activeChain == null)
{
throw new ArgumentNullException(nameof(activeChain));
}
if (bip0032Accounts == null)
{
throw new ArgumentNullException(nameof(bip0032Accounts));
}
if (importedAccount == null)
{
throw new ArgumentNullException(nameof(importedAccount));
}
if (chainTip == null)
{
throw new ArgumentNullException(nameof(chainTip));
}
_transactionCount = txSet.MinedTransactions.Aggregate(0, (acc, b) => acc + b.Transactions.Count) +
txSet.UnminedTransactions.Count;
_bip0032Accounts = bip0032Accounts;
_importedAccount = importedAccount;
var totalBalance = EnumerateAccounts().Aggregate((Amount)0, (acc, a) => acc + a.Item2.TotalBalance);
ActiveChain = activeChain;
RecentTransactions = txSet;
TotalBalance = totalBalance;
ChainTip = chainTip;
}
public Block(Sha256Hash hash, int height, long unixTime, List<WalletTransaction> transactions)
{
if (transactions == null)
throw new ArgumentNullException(nameof(transactions));
Identity = new BlockIdentity(hash, height);
Timestamp = DateTimeOffsetExtras.FromUnixTimeSeconds(unixTime);
Transactions = transactions;
}
public static int Confirmations(int blockChainHeight, BlockIdentity location)
{
if (location == null)
throw new ArgumentNullException(nameof(location));
if (location.IsUnmined())
return 0;
else
return blockChainHeight - location.Height + 1;
}
public Block(Sha256Hash hash, int height, long unixTime, List <WalletTransaction> transactions)
{
if (hash == null)
{
throw new ArgumentNullException(nameof(hash));
}
if (transactions == null)
{
throw new ArgumentNullException(nameof(transactions));
}
Identity = new BlockIdentity(hash, height);
Timestamp = DateTimeOffsetExtras.FromUnixTimeSeconds(unixTime);
Transactions = transactions;
}
public async Task <TupleValue <int, BlockIdentity?> > FetchHeadersAsync()
{
var client = new WalletLoaderService.WalletLoaderServiceClient(_channel);
var request = new FetchHeadersRequest();
var response = await client.FetchHeadersAsync(request, cancellationToken : _tokenSource.Token);
BlockIdentity?blockIdentity = null;
if (response.FetchedHeadersCount != 0)
{
blockIdentity = new BlockIdentity(new Blake256Hash(response.FirstNewBlockHash.ToByteArray()),
response.FirstNewBlockHeight);
}
return(TupleValue.Create((int)response.FetchedHeadersCount, blockIdentity));
}
public Wallet(BlockChainIdentity activeChain, TransactionSet txSet, Dictionary<Account, AccountState> accounts, BlockIdentity chainTip)
{
if (accounts == null)
throw new ArgumentNullException(nameof(accounts));
if (chainTip == null)
throw new ArgumentNullException(nameof(chainTip));
var totalBalance = accounts.Aggregate((Amount)0, (acc, kvp) => acc + kvp.Value.TotalBalance);
_transactionCount = txSet.MinedTransactions.Aggregate(0, (acc, b) => acc + b.Transactions.Count) +
txSet.UnminedTransactions.Count;
_accounts = accounts;
ActiveChain = activeChain;
RecentTransactions = txSet;
TotalBalance = totalBalance;
ChainTip = chainTip;
}
void InitializeBuffer(Entity entity)
{
var blockActive = BlockActive[entity];
const bool defaultActive = false;
var blockId = BlockId[entity];
var defaultId = new BlockIdentity(0, -1);
var blockShape = BlockShape[entity];
const global::UniVox.Types.BlockShape defaultShape = global::UniVox.Types.BlockShape.Cube;
var blockMatId = BlockMatId[entity];
var defaultMatId = new ArrayMaterialIdentity(0, -1);
var blockSubMatId = BlockSubMatId[entity];
var defaultSubMatId = FaceSubMaterial.CreateAll(-1);
var blockCulled = BlockCulled[entity];
const Directions defaultCulled = DirectionsX.AllFlag;
for (var i = 0; i < UnivoxDefine.CubeSize; i++)
{
blockActive[i] = defaultActive;
blockId[i] = defaultId;
blockShape[i] = defaultShape;
blockMatId[i] = defaultMatId;
blockSubMatId[i] = defaultSubMatId;
blockCulled[i] = defaultCulled;
}
}
private const uint ImportedAccountNumber = 2147483647; // 2**31 - 1
public Wallet(BlockChainIdentity activeChain, TransactionSet txSet, List<AccountProperties> bip0032Accounts,
AccountProperties importedAccount, BlockIdentity chainTip)
{
if (activeChain == null)
throw new ArgumentNullException(nameof(activeChain));
if (bip0032Accounts == null)
throw new ArgumentNullException(nameof(bip0032Accounts));
if (importedAccount == null)
throw new ArgumentNullException(nameof(importedAccount));
if (chainTip == null)
throw new ArgumentNullException(nameof(chainTip));
_transactionCount = txSet.MinedTransactions.Aggregate(0, (acc, b) => acc + b.Transactions.Count) +
txSet.UnminedTransactions.Count;
_bip0032Accounts = bip0032Accounts;
_importedAccount = importedAccount;
var totalBalance = EnumerateAccounts().Aggregate((Amount)0, (acc, a) => acc + a.Item2.TotalBalance);
ActiveChain = activeChain;
RecentTransactions = txSet;
TotalBalance = totalBalance;
ChainTip = chainTip;
}
/// <summary>
/// Begins synchronization of the client with the remote wallet process.
/// A delegate must be passed to be connected to the wallet's ChangesProcessed event to avoid
/// a race where additional notifications are processed in the sync task before the caller
/// can connect the event. The caller is responsible for disconnecting the delegate from the
/// event handler when finished.
/// </summary>
/// <param name="walletEventHandler">Event handler for changes to wallet as new transactions are processed.</param>
/// <returns>The synced Wallet and the Task that is keeping the wallet in sync.</returns>
public async Task<Tuple<Mutex<Wallet>, Task>> Synchronize(EventHandler<Wallet.ChangesProcessedEventArgs> walletEventHandler)
{
if (walletEventHandler == null)
throw new ArgumentNullException(nameof(walletEventHandler));
TransactionNotifications notifications;
Task notificationsTask;
// TODO: Initialization requests need timeouts.
// Loop until synchronization did not race on a reorg.
while (true)
{
// Begin receiving notifications for new and removed wallet transactions before
// old transactions are downloaded. Any received notifications are saved to
// a buffer and are processed after GetAllTransactionsAsync is awaited.
notifications = new TransactionNotifications(_channel, _tokenSource.Token);
notificationsTask = notifications.ListenAndBuffer();
var networkTask = NetworkAsync();
var accountsTask = AccountsAsync();
var networkResp = await networkTask;
var activeBlockChain = BlockChainIdentity.FromNetworkBits(networkResp.ActiveNetwork);
var txSetTask = GetTransactionsAsync(Wallet.MinRecentTransactions, Wallet.NumRecentBlocks(activeBlockChain));
var txSet = await txSetTask;
var rpcAccounts = await accountsTask;
var lastAccountBlockHeight = rpcAccounts.CurrentBlockHeight;
var lastAccountBlockHash = new Blake256Hash(rpcAccounts.CurrentBlockHash.ToByteArray());
var lastTxBlock = txSet.MinedTransactions.LastOrDefault();
if (lastTxBlock != null)
{
var lastTxBlockHeight = lastTxBlock.Height;
var lastTxBlockHash = lastTxBlock.Hash;
if (lastTxBlockHeight > lastAccountBlockHeight ||
(lastTxBlockHeight == lastAccountBlockHeight && !lastTxBlockHash.Equals(lastAccountBlockHash)))
{
_tokenSource.Cancel();
continue;
}
}
// Read all received notifications thus far and determine if synchronization raced
// on a chain reorganize. Try again if so.
IList<WalletChanges> transactionNotifications;
if (notifications.Buffer.TryReceiveAll(out transactionNotifications))
{
if (transactionNotifications.Any(r => r.DetachedBlocks.Count != 0))
{
_tokenSource.Cancel();
continue;
}
// Skip all attached block notifications that are in blocks lower than the
// block accounts notification. If blocks exist at or past that height,
// the first's hash should equal that from the accounts notification.
//
// This ensures that both notifications contain data that is valid at this
// block.
var remainingNotifications = transactionNotifications
.SelectMany(r => r.AttachedBlocks)
.SkipWhile(b => b.Height < lastAccountBlockHeight)
.ToList();
if (remainingNotifications.Count != 0)
{
if (!remainingNotifications[0].Hash.Equals(lastAccountBlockHash))
{
_tokenSource.Cancel();
continue;
}
}
// TODO: Merge remaining notifications with the transaction set.
// For now, be lazy and start the whole sync over.
if (remainingNotifications.Count > 1)
{
_tokenSource.Cancel();
continue;
}
}
var accounts = rpcAccounts.Accounts.ToDictionary(
a => new Account(a.AccountNumber),
a => new AccountProperties
{
AccountName = a.AccountName,
TotalBalance = a.TotalBalance,
// TODO: uncomment when added to protospec and implemented by wallet.
//ImmatureCoinbaseReward = a.ImmatureBalance,
ExternalKeyCount = a.ExternalKeyCount,
InternalKeyCount = a.InternalKeyCount,
ImportedKeyCount = a.ImportedKeyCount,
});
Func<AccountsResponse.Types.Account, AccountProperties> createProperties = a => new AccountProperties
{
AccountName = a.AccountName,
TotalBalance = a.TotalBalance,
// TODO: uncomment when added to protospec and implemented by wallet.
//ImmatureCoinbaseReward = a.ImmatureBalance,
ExternalKeyCount = a.ExternalKeyCount,
InternalKeyCount = a.InternalKeyCount,
ImportedKeyCount = a.ImportedKeyCount,
};
// This assumes that all but the last account listed in the RPC response are
// BIP0032 accounts, with the same account number as their List index.
var bip0032Accounts = rpcAccounts.Accounts.Take(rpcAccounts.Accounts.Count - 1).Select(createProperties).ToList();
var importedAccount = createProperties(rpcAccounts.Accounts.Last());
var chainTip = new BlockIdentity(lastAccountBlockHash, lastAccountBlockHeight);
var wallet = new Wallet(activeBlockChain, txSet, bip0032Accounts, importedAccount, chainTip);
wallet.ChangesProcessed += walletEventHandler;
var walletMutex = new Mutex<Wallet>(wallet);
var syncTask = Task.Run(async () =>
{
var client = new WalletService.WalletServiceClient(_channel);
var accountsStream = client.AccountNotifications(new AccountNotificationsRequest(), cancellationToken: _tokenSource.Token);
var accountChangesTask = accountsStream.ResponseStream.MoveNext();
var txChangesTask = notifications.Buffer.OutputAvailableAsync();
while (true)
{
var completedTask = await Task.WhenAny(accountChangesTask, txChangesTask);
if (!await completedTask)
{
break;
}
using (var walletGuard = await walletMutex.LockAsync())
{
var w = walletGuard.Instance;
if (completedTask == accountChangesTask)
{
var accountProperties = accountsStream.ResponseStream.Current;
var account = new Account(accountProperties.AccountNumber);
w.UpdateAccountProperties(account, accountProperties.AccountName,
accountProperties.ExternalKeyCount, accountProperties.InternalKeyCount,
accountProperties.ImportedKeyCount);
accountChangesTask = accountsStream.ResponseStream.MoveNext();
}
else if (completedTask == txChangesTask)
{
var changes = notifications.Buffer.Receive();
w.ApplyTransactionChanges(changes);
txChangesTask = notifications.Buffer.OutputAvailableAsync();
}
}
}
await notificationsTask;
});
return Tuple.Create(walletMutex, syncTask);
}
}
public async Task<TupleValue<int, BlockIdentity?>> FetchHeadersAsync()
{
var client = new WalletLoaderService.WalletLoaderServiceClient(_channel);
var request = new FetchHeadersRequest();
var response = await client.FetchHeadersAsync(request, cancellationToken: _tokenSource.Token);
BlockIdentity? blockIdentity = null;
if (response.FetchedHeadersCount != 0)
{
blockIdentity = new BlockIdentity(new Blake256Hash(response.FirstNewBlockHash.ToByteArray()),
response.FirstNewBlockHeight);
}
return TupleValue.Create((int)response.FetchedHeadersCount, blockIdentity);
}
void InitializeBuffer(Entity entity)
{
var buffers = CreateBuffers();
var blockActive = buffers._blockActiveAccessor[entity];
const bool defaultActive = false;
var blockId = buffers._blockIdAccessor[entity];
var defaultId = new BlockIdentity(0, -1);
var blockShape = buffers._blockShapeAccessor[entity];
const global::UniVox.Types.BlockShape defaultShape = global::UniVox.Types.BlockShape.Cube;
var blockMatId = buffers._blockMatIdAccessor[entity];
var defaultMatId = new ArrayMaterialIdentity(0, -1);
var blockSubMatId = buffers._blockSubMatIdAccessor[entity];
var defaultSubMatId = FaceSubMaterial.CreateAll(-1);
var blockCulled = buffers._blockCulledAccessor[entity];
const Directions defaultCulled = DirectionsX.AllFlag;
for (var i = 0; i < UnivoxDefine.CubeSize; i++)
{
blockActive[i] = defaultActive;
blockId[i] = defaultId;
blockShape[i] = defaultShape;
blockMatId[i] = defaultMatId;
blockSubMatId[i] = defaultSubMatId;
blockCulled[i] = defaultCulled;
}
// void CreateChunk(VoxelWorld world, int3 chunkPos)
// {
// if (world.ContainsKey(chunkPos))
// {
// Debug.Log($"Chunk {chunkPos} already exists!");
// return;
// }
//
// var blockReg = GameManager.Registry.Blocks;
//
//
// if (!blockReg.TryGetIdentity(BaseGameMod.GrassBlock, out var grass))
// throw new AssetNotFoundException(BaseGameMod.GrassBlock.ToString());
// if (!blockReg.TryGetIdentity(BaseGameMod.DirtBlock, out var dirt))
// throw new AssetNotFoundException(BaseGameMod.DirtBlock.ToString());
// if (!blockReg.TryGetIdentity(BaseGameMod.StoneBlock, out var stone))
// throw new AssetNotFoundException(BaseGameMod.StoneBlock.ToString());
// if (!blockReg.TryGetIdentity(BaseGameMod.SandBlock, out var sand))
// throw new AssetNotFoundException(BaseGameMod.SandBlock.ToString());
//
// var em = world.EntityManager;
// var entityArchetype = world.EntityManager.CreateArchetype(
// typeof(ChunkIdComponent),
// typeof(BlockActiveComponent), typeof(BlockIdentityComponent),
// typeof(BlockShapeComponent), typeof(BlockMaterialIdentityComponent),
// typeof(BlockSubMaterialIdentityComponent), typeof(BlockCulledFacesComponent)
// );
//
// var entity = world.GetOrCreate(chunkPos, entityArchetype);
// EnforceChunkSize(em, entity);
//
// world.EntityManager.SetComponentData(entity,
// new ChunkIdComponent() {Value = new UniversalChunkId(0, chunkPos)});
//
//
// var activeArray = em.GetBuffer<BlockActiveComponent>(entity);
// var blockIdentities = em.GetBuffer<BlockIdentityComponent>(entity);
// var blockMaterials = em.GetBuffer<BlockMaterialIdentityComponent>(entity);
// var blockShapes = em.GetBuffer<BlockShapeComponent>(entity);
// var culledFaces = em.GetBuffer<BlockCulledFacesComponent>(entity);
//
// var invalidMaterial = new ArrayMaterialIdentity(0, -1);
//
//
// for (var i = 0; i < UnivoxDefine.CubeSize; i++)
// {
// var pos = UnivoxUtil.GetPosition3(i);
//
// var xTop = (pos.x == UnivoxDefine.AxisSize - 1);
// var yTop = (pos.y == UnivoxDefine.AxisSize - 1);
// var zTop = (pos.z == UnivoxDefine.AxisSize - 1);
//
// var xBot = (pos.x == 0);
// var yBot = (pos.y == 0);
// var zBot = (pos.z == 0);
//
// activeArray[i] = true;
//
//
// blockMaterials[i] = invalidMaterial;
//
// if (!yTop)
// {
// if (xTop && !zTop)
// {
// blockIdentities[i] = stone;
// }
// else if (!xTop && zTop)
// {
// blockIdentities[i] = sand;
// }
// else
// {
// blockIdentities[i] = dirt;
// }
// }
//
// else
// blockIdentities[i] = grass;
//
//
// blockShapes[i] = BlockShape.Cube;
//
// if (xTop || yTop || zTop || xBot || yBot || zBot)
// {
// var revealed = DirectionsX.NoneFlag;
//
// if (xTop)
// revealed |= Directions.Right;
// else if (xBot)
// revealed |= Directions.Left;
//
//
// if (yTop)
// revealed |= Directions.Up;
// else if (yBot)
// revealed |= Directions.Down;
//
// if (zTop)
// revealed |= Directions.Forward;
// else if (zBot)
// revealed |= Directions.Backward;
//
// culledFaces[i] = ~revealed;
// }
// else
// culledFaces[i] = DirectionsX.AllFlag;
// }
// }
}
/// <summary>
/// Begins synchronization of the client with the remote wallet process.
/// A delegate must be passed to be connected to the wallet's ChangesProcessed event to avoid
/// a race where additional notifications are processed in the sync task before the caller
/// can connect the event. The caller is responsible for disconnecting the delegate from the
/// event handler when finished.
/// </summary>
/// <param name="walletEventHandler">Event handler for changes to wallet as new transactions are processed.</param>
/// <returns>The synced Wallet and the Task that is keeping the wallet in sync.</returns>
public async Task <Tuple <Wallet, Task> > Synchronize(EventHandler <Wallet.ChangesProcessedEventArgs> walletEventHandler)
{
if (walletEventHandler == null)
{
throw new ArgumentNullException(nameof(walletEventHandler));
}
TransactionNotifications notifications;
Task notificationsTask;
// TODO: Initialization requests need timeouts.
// Loop until synchronization did not race on a reorg.
while (true)
{
// Begin receiving notifications for new and removed wallet transactions before
// old transactions are downloaded. Any received notifications are saved to
// a buffer and are processed after GetAllTransactionsAsync is awaited.
notifications = new TransactionNotifications(_channel, _tokenSource.Token);
notificationsTask = notifications.ListenAndBuffer();
var networkTask = NetworkAsync();
var accountsTask = AccountsAsync();
var networkResp = await networkTask;
var activeBlockChain = BlockChainIdentity.FromNetworkBits(networkResp.ActiveNetwork);
var txSetTask = GetTransactionsAsync(Wallet.MinRecentTransactions, Wallet.NumRecentBlocks(activeBlockChain));
var txSet = await txSetTask;
var rpcAccounts = await accountsTask;
var lastAccountBlockHeight = rpcAccounts.CurrentBlockHeight;
var lastAccountBlockHash = new Blake256Hash(rpcAccounts.CurrentBlockHash.ToByteArray());
var lastTxBlock = txSet.MinedTransactions.LastOrDefault();
if (lastTxBlock != null)
{
var lastTxBlockHeight = lastTxBlock.Height;
var lastTxBlockHash = lastTxBlock.Hash;
if (lastTxBlockHeight > lastAccountBlockHeight ||
(lastTxBlockHeight == lastAccountBlockHeight && !lastTxBlockHash.Equals(lastAccountBlockHash)))
{
_tokenSource.Cancel();
continue;
}
}
// Read all received notifications thus far and determine if synchronization raced
// on a chain reorganize. Try again if so.
IList <WalletChanges> transactionNotifications;
if (notifications.Buffer.TryReceiveAll(out transactionNotifications))
{
if (transactionNotifications.Any(r => r.DetachedBlocks.Count != 0))
{
_tokenSource.Cancel();
continue;
}
// Skip all attached block notifications that are in blocks lower than the
// block accounts notification. If blocks exist at or past that height,
// the first's hash should equal that from the accounts notification.
//
// This ensures that both notifications contain data that is valid at this
// block.
var remainingNotifications = transactionNotifications
.SelectMany(r => r.AttachedBlocks)
.SkipWhile(b => b.Height < lastAccountBlockHeight)
.ToList();
if (remainingNotifications.Count != 0)
{
if (!remainingNotifications[0].Hash.Equals(lastAccountBlockHash))
{
_tokenSource.Cancel();
continue;
}
}
// TODO: Merge remaining notifications with the transaction set.
// For now, be lazy and start the whole sync over.
if (remainingNotifications.Count > 1)
{
_tokenSource.Cancel();
continue;
}
}
var accounts = rpcAccounts.Accounts.ToDictionary(
a => new Account(a.AccountNumber),
a => new AccountProperties
{
AccountName = a.AccountName,
TotalBalance = a.TotalBalance,
// TODO: uncomment when added to protospec and implemented by wallet.
//ImmatureCoinbaseReward = a.ImmatureBalance,
ExternalKeyCount = a.ExternalKeyCount,
InternalKeyCount = a.InternalKeyCount,
ImportedKeyCount = a.ImportedKeyCount,
});
Func <AccountsResponse.Types.Account, AccountProperties> createProperties = a => new AccountProperties
{
AccountName = a.AccountName,
TotalBalance = a.TotalBalance,
// TODO: uncomment when added to protospec and implemented by wallet.
//ImmatureCoinbaseReward = a.ImmatureBalance,
ExternalKeyCount = a.ExternalKeyCount,
InternalKeyCount = a.InternalKeyCount,
ImportedKeyCount = a.ImportedKeyCount,
};
// This assumes that all but the last account listed in the RPC response are
// BIP0032 accounts, with the same account number as their List index.
var bip0032Accounts = rpcAccounts.Accounts.Take(rpcAccounts.Accounts.Count - 1).Select(createProperties).ToList();
var importedAccount = createProperties(rpcAccounts.Accounts.Last());
var chainTip = new BlockIdentity(lastAccountBlockHash, lastAccountBlockHeight);
var wallet = new Wallet(activeBlockChain, txSet, bip0032Accounts, importedAccount, chainTip);
wallet.ChangesProcessed += walletEventHandler;
var syncTask = Task.Run(async() =>
{
var client = WalletService.NewClient(_channel);
var accountsStream = client.AccountNotifications(new AccountNotificationsRequest(), cancellationToken: _tokenSource.Token);
var accountChangesTask = accountsStream.ResponseStream.MoveNext();
var txChangesTask = notifications.Buffer.OutputAvailableAsync();
while (true)
{
var completedTask = await Task.WhenAny(accountChangesTask, txChangesTask);
if (!await completedTask)
{
break;
}
if (completedTask == accountChangesTask)
{
var accountProperties = accountsStream.ResponseStream.Current;
var account = new Account(accountProperties.AccountNumber);
wallet.UpdateAccountProperties(account, accountProperties.AccountName,
accountProperties.ExternalKeyCount, accountProperties.InternalKeyCount,
accountProperties.ImportedKeyCount);
accountChangesTask = accountsStream.ResponseStream.MoveNext();
}
else if (completedTask == txChangesTask)
{
var changes = notifications.Buffer.Receive();
wallet.ApplyTransactionChanges(changes);
}
}
await notificationsTask;
});
return(Tuple.Create(wallet, syncTask));
}
}
public LatestBlockPeers(BlockIdentity block, PeerConnection[] connections)
{
Block = block;
Connections = connections;
}
protected bool Equals(BlockIdentity other)
{
return(Height == other.Height && Equals(Hash, other.Hash));
}
void Update()
{
// if (Input.GetKeyDown(KeyCode.UpArrow))
// {
// id++;
//
//
// id %= idLimit;
// }
// else if (Input.GetKeyDown(KeyCode.DownArrow))
// {
// id--;
// id += idLimit;
//
//
// id %= idLimit;
// }
if (Input.GetMouseButtonDown(0))
{
if (EventSystem.current.IsPointerOverGameObject())
{
return;
}
const float distance = UnivoxDefine.AxisSize * 8; //Raycast at least 8 chunks away
var camRay = _camera.ScreenPointToRay(Input.mousePosition);
var start = camRay.origin;
var direction = camRay.direction;
var input = new RaycastInput()
{
Start = start,
End = start + direction * distance,
Filter = CollisionFilter.Default
};
_lastRay = input;
if (mode == ClickMode.Alter)
{
_lastRay = input;
if (VoxelRaycast(input, out var hit, out var voxelInfo))
{
var em = voxelInfo.World.EntityManager;
var blockIdentityArray = em.GetBuffer <BlockIdentityComponent>(voxelInfo.ChunkEntity);
// em.DirtyComponent<BlockActiveComponent.Version>(entity);
em.DirtyComponent <BlockIdentityComponent.Version>(voxelInfo.ChunkEntity);
blockIdentityArray[voxelInfo.BlockIndex] = new BlockIdentity()
{
Mod = 0, Block = id
};
// accessorInfo.Version.Dirty();
// accessorRender.Version.Dirty();
// BlockChanged.NotifyEntity(voxelInfo.ChunkEntity, voxelInfo.World.EntityManager,
// (short) voxelInfo.BlockIndex);
_lastVoxel = voxelInfo.WorldPosition;
_hitPoint = hit.Position;
// Debug.Log($"Hit Alter : {voxelInfo.BlockPosition}");
}
else
{
Debug.Log($"Missed Alter : {hit.Position} -> {hit.SurfaceNormal}");
}
}
else if (mode == ClickMode.Place)
{
if (VoxelRaycast(input, out var hit, out var voxelInfo))
{
var em = voxelInfo.World.EntityManager;
var blockPos = voxelInfo.BlockPosition + new int3(hit.SurfaceNormal);
var blockIndex = UnivoxUtil.GetIndex(blockPos);
if (UnivoxUtil.IsPositionValid(blockPos))
{
var blockActiveArray = em.GetBuffer <BlockActiveComponent>(voxelInfo.ChunkEntity);
var blockIdentityArray = em.GetBuffer <BlockIdentityComponent>(voxelInfo.ChunkEntity);
em.DirtyComponent <BlockIdentityComponent.Version>(voxelInfo.ChunkEntity);
em.DirtyComponent <BlockActiveComponent.Version>(voxelInfo.ChunkEntity);
blockActiveArray[blockIndex] = new BlockActiveComponent()
{
Value = true
};
blockIdentityArray[blockIndex] = new BlockIdentity()
{
Mod = 0, Block = id
};
_lastVoxel = UnivoxUtil.ToWorldPosition(voxelInfo.ChunkPosition, blockPos);
_hitPoint = hit.Position;
}
else
{
Debug.Log($"OOB Create : {hit.Position} -> {blockPos} -> {hit.SurfaceNormal}");
}
}
else
{
Debug.Log($"Missed Create : {hit.Position} -> {hit.SurfaceNormal}");
}
}
public void ApplyTransactionChanges(WalletChanges changes)
{
if (changes == null)
throw new ArgumentNullException(nameof(changes));
// A reorganize cannot be handled if the number of removed blocks exceeds the
// minimum number saved in memory.
if (changes.DetachedBlocks.Count >= NumRecentBlocks(ActiveChain))
throw new BlockChainConsistencyException("Reorganize too deep");
var newChainTip = changes.AttachedBlocks.LastOrDefault();
if (ChainTip.Height >= newChainTip?.Height)
{
var msg = $"New chain tip {newChainTip.Hash} (height {newChainTip.Height}) neither extends nor replaces " +
$"the current chain (currently synced to hash {ChainTip.Hash}, height {ChainTip.Height})";
throw new BlockChainConsistencyException(msg);
}
if (changes.NewUnminedTransactions.Any(tx => !changes.AllUnminedHashes.Contains(tx.Hash)))
throw new BlockChainConsistencyException("New unmined transactions contains tx with hash not found in all unmined transaction hash set");
var eventArgs = new ChangesProcessedEventArgs();
var reorgedBlocks = RecentTransactions.MinedTransactions
.ReverseList()
.TakeWhile(b => changes.DetachedBlocks.Contains(b.Hash))
.ToList();
var numReorgedBlocks = reorgedBlocks.Count;
foreach (var reorgedTx in reorgedBlocks.SelectMany(b => b.Transactions))
{
if (BlockChain.IsCoinbase(reorgedTx.Transaction) || !changes.AllUnminedHashes.Contains(reorgedTx.Hash))
{
RemoveTransactionFromTotals(reorgedTx, eventArgs.ModifiedAccountProperties);
}
else
{
RecentTransactions.UnminedTransactions[reorgedTx.Hash] = reorgedTx;
eventArgs.MovedTransactions.Add(reorgedTx.Hash, BlockIdentity.Unmined);
}
}
var numRemoved = RecentTransactions.MinedTransactions.RemoveAll(block => changes.DetachedBlocks.Contains(block.Hash));
if (numRemoved != numReorgedBlocks)
{
throw new BlockChainConsistencyException("Number of blocks removed exceeds those for which transactions were removed");
}
foreach (var block in changes.AttachedBlocks.Where(b => b.Transactions.Count > 0))
{
RecentTransactions.MinedTransactions.Add(block);
foreach (var tx in block.Transactions)
{
if (RecentTransactions.UnminedTransactions.ContainsKey(tx.Hash))
{
RecentTransactions.UnminedTransactions.Remove(tx.Hash);
eventArgs.MovedTransactions[tx.Hash] = block.Identity;
}
else if (!eventArgs.MovedTransactions.ContainsKey(tx.Hash))
{
AddTransactionToTotals(tx, eventArgs.ModifiedAccountProperties);
eventArgs.AddedTransactions.Add(Tuple.Create(tx, block.Identity));
}
}
}
// TODO: What about new transactions which were not added in a newly processed
// block (e.g. importing an address and rescanning for outputs)?
foreach (var tx in changes.NewUnminedTransactions.Where(tx => !RecentTransactions.UnminedTransactions.ContainsKey(tx.Hash)))
{
RecentTransactions.UnminedTransactions[tx.Hash] = tx;
AddTransactionToTotals(tx, eventArgs.ModifiedAccountProperties);
// TODO: When reorgs are handled, this will need to check whether the transaction
// being added to the unmined collection was previously in a block.
eventArgs.AddedTransactions.Add(Tuple.Create(tx, BlockIdentity.Unmined));
}
var removedUnmined = RecentTransactions.UnminedTransactions
.Where(kvp => !changes.AllUnminedHashes.Contains(kvp.Key))
.ToList(); // Collect to list so UnminedTransactions can be modified below.
foreach (var unmined in removedUnmined)
{
// Transactions that were mined rather than being removed from the unmined
// set due to a conflict have already been removed.
RecentTransactions.UnminedTransactions.Remove(unmined.Key);
RemoveTransactionFromTotals(unmined.Value, eventArgs.ModifiedAccountProperties);
eventArgs.RemovedTransactions.Add(unmined.Value);
}
if (newChainTip != null)
{
ChainTip = newChainTip.Identity;
eventArgs.NewChainTip = newChainTip.Identity;
}
OnChangesProcessed(eventArgs);
}
public BlockPeers(BlockIdentity block, IEnumerable <PeerConnection> peers)
{
Block = block;
Peers = peers;
}
public Wallet(BlockChainIdentity activeChain, TransactionSet txSet, Dictionary <Account, AccountProperties> accounts, BlockIdentity chainTip)
{
if (activeChain == null)
{
throw new ArgumentNullException(nameof(activeChain));
}
if (accounts == null)
{
throw new ArgumentNullException(nameof(accounts));
}
if (chainTip == null)
{
throw new ArgumentNullException(nameof(chainTip));
}
var totalBalance = accounts.Aggregate((Amount)0, (acc, kvp) => acc + kvp.Value.TotalBalance);
_transactionCount = txSet.MinedTransactions.Aggregate(0, (acc, b) => acc + b.Transactions.Count) +
txSet.UnminedTransactions.Count;
_accounts = accounts;
ActiveChain = activeChain;
RecentTransactions = txSet;
TotalBalance = totalBalance;
ChainTip = chainTip;
}
public void ApplyTransactionChanges(WalletChanges changes)
{
if (changes == null)
{
throw new ArgumentNullException(nameof(changes));
}
// A reorganize cannot be handled if the number of removed blocks exceeds the
// minimum number saved in memory.
if (changes.DetachedBlocks.Count >= NumRecentBlocks)
{
throw new BlockChainConsistencyException("Reorganize too deep");
}
var newChainTip = changes.AttachedBlocks.LastOrDefault();
if (ChainTip.Height >= newChainTip?.Height)
{
var msg = $"New chain tip {newChainTip.Hash} (height {newChainTip.Height}) neither extends nor replaces " +
$"the current chain (currently synced to hash {ChainTip.Hash}, height {ChainTip.Height})";
throw new BlockChainConsistencyException(msg);
}
if (changes.NewUnminedTransactions.Any(tx => !changes.AllUnminedHashes.Contains(tx.Hash)))
{
throw new BlockChainConsistencyException("New unmined transactions contains tx with hash not found in all unmined transaction hash set");
}
var eventArgs = new ChangesProcessedEventArgs();
var reorgedBlocks = RecentTransactions.MinedTransactions
.ReverseList()
.TakeWhile(b => changes.DetachedBlocks.Contains(b.Hash))
.ToList();
var numReorgedBlocks = reorgedBlocks.Count;
foreach (var reorgedTx in reorgedBlocks.SelectMany(b => b.Transactions))
{
if (BlockChain.IsCoinbase(reorgedTx.Transaction) || !changes.AllUnminedHashes.Contains(reorgedTx.Hash))
{
RemoveTransactionFromTotals(reorgedTx, eventArgs.ModifiedAccountProperties);
}
else
{
RecentTransactions.UnminedTransactions[reorgedTx.Hash] = reorgedTx;
eventArgs.MovedTransactions.Add(reorgedTx.Hash, BlockIdentity.Unmined);
}
}
var numRemoved = RecentTransactions.MinedTransactions.RemoveAll(block => changes.DetachedBlocks.Contains(block.Hash));
if (numRemoved != numReorgedBlocks)
{
throw new BlockChainConsistencyException("Number of blocks removed exceeds those for which transactions were removed");
}
foreach (var block in changes.AttachedBlocks.Where(b => b.Transactions.Count > 0))
{
RecentTransactions.MinedTransactions.Add(block);
foreach (var tx in block.Transactions)
{
if (RecentTransactions.UnminedTransactions.ContainsKey(tx.Hash))
{
RecentTransactions.UnminedTransactions.Remove(tx.Hash);
eventArgs.MovedTransactions[tx.Hash] = block.Identity;
}
else if (!eventArgs.MovedTransactions.ContainsKey(tx.Hash))
{
AddTransactionToTotals(tx, eventArgs.ModifiedAccountProperties);
eventArgs.AddedTransactions.Add(Tuple.Create(tx, block.Identity));
}
}
}
// TODO: What about new transactions which were not added in a newly processed
// block (e.g. importing an address and rescanning for outputs)?
foreach (var tx in changes.NewUnminedTransactions.Where(tx => !RecentTransactions.UnminedTransactions.ContainsKey(tx.Hash)))
{
RecentTransactions.UnminedTransactions[tx.Hash] = tx;
AddTransactionToTotals(tx, eventArgs.ModifiedAccountProperties);
// TODO: When reorgs are handled, this will need to check whether the transaction
// being added to the unmined collection was previously in a block.
eventArgs.AddedTransactions.Add(Tuple.Create(tx, BlockIdentity.Unmined));
}
var removedUnmined = RecentTransactions.UnminedTransactions
.Where(kvp => !changes.AllUnminedHashes.Contains(kvp.Key))
.ToList(); // Collect to list so UnminedTransactions can be modified below.
foreach (var unmined in removedUnmined)
{
// Transactions that were mined rather than being removed from the unmined
// set due to a conflict have already been removed.
RecentTransactions.UnminedTransactions.Remove(unmined.Key);
RemoveTransactionFromTotals(unmined.Value, eventArgs.ModifiedAccountProperties);
eventArgs.RemovedTransactions.Add(unmined.Value);
}
if (newChainTip != null)
{
ChainTip = newChainTip.Identity;
eventArgs.NewChainTip = newChainTip.Identity;
}
OnChangesProcessed(eventArgs);
}