public async Task InitializeAsync(CancellationToken cancel)
{
if (!IndexDownloader.IsRunning)
{
throw new NotSupportedException($"{nameof(IndexDownloader)} is not running.");
}
using (HandleFiltersLock.Lock())
using (WalletBlocksLock.Lock())
{
// Go through the filters and que to download the matches.
var filters = IndexDownloader.GetFiltersIncluding(IndexDownloader.StartingFilter.BlockHeight);
foreach (var filterModel in filters.Where(x => x.Filter != null && !WalletBlocks.ContainsValue(x.BlockHash))) // Filter can be null if there is no bech32 tx.
{
await ProcessFilterModelAsync(filterModel, cancel);
}
}
}
public WalletService(KeyManager keyManager, IndexDownloader indexDownloader, MemPoolService memPool, NodesGroup nodes, string blocksFolderPath)
{
KeyManager = Guard.NotNull(nameof(keyManager), keyManager);
Nodes = Guard.NotNull(nameof(nodes), nodes);
IndexDownloader = Guard.NotNull(nameof(indexDownloader), indexDownloader);
MemPool = Guard.NotNull(nameof(memPool), memPool);
WalletBlocks = new SortedDictionary <Height, uint256>();
ProcessedBlocks = new HashSet <uint256>();
WalletBlocksLock = new AsyncLock();
HandleFiltersLock = new AsyncLock();
Coins = new ConcurrentHashSet <SmartCoin>();
BlocksFolderPath = Guard.NotNullOrEmptyOrWhitespace(nameof(blocksFolderPath), blocksFolderPath, trim: true);
BlockFolderLock = new AsyncLock();
BlockDownloadLock = new AsyncLock();
AssertCleanKeysIndexed(21);
_running = 0;
if (Directory.Exists(BlocksFolderPath))
{
if (IndexDownloader.Network == Network.RegTest)
{
Directory.Delete(BlocksFolderPath, true);
Directory.CreateDirectory(BlocksFolderPath);
}
}
else
{
Directory.CreateDirectory(BlocksFolderPath);
}
IndexDownloader.NewFilter += IndexDownloader_NewFilterAsync;
IndexDownloader.Reorged += IndexDownloader_ReorgedAsync;
MemPool.TransactionReceived += MemPool_TransactionReceived;
}
public static FilterModel GetStartingFilter(Network network) => IndexDownloader.GetStartingFilter(network);