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-rw-r--r--packages/contract-wrappers/src/contract_wrappers/contract_wrapper.ts40
1 files changed, 29 insertions, 11 deletions
diff --git a/packages/contract-wrappers/src/contract_wrappers/contract_wrapper.ts b/packages/contract-wrappers/src/contract_wrappers/contract_wrapper.ts
index 19a882712..660f2d122 100644
--- a/packages/contract-wrappers/src/contract_wrappers/contract_wrapper.ts
+++ b/packages/contract-wrappers/src/contract_wrappers/contract_wrapper.ts
@@ -175,8 +175,8 @@ export abstract class ContractWrapper {
throw new Error(ContractWrappersError.SubscriptionAlreadyPresent);
}
this._blockAndLogStreamerIfExists = new BlockAndLogStreamer(
- this._getBlockOrNullAsync.bind(this),
- this._web3Wrapper.getLogsAsync.bind(this._web3Wrapper),
+ this._blockstreamGetBlockOrNullAsync.bind(this),
+ this._blockstreamGetLogsAsync.bind(this),
ContractWrapper._onBlockAndLogStreamerError.bind(this, isVerbose),
);
const catchAllLogFilter = {};
@@ -196,12 +196,30 @@ export abstract class ContractWrapper {
);
}
// This method only exists in order to comply with the expected interface of Blockstream's constructor
- private async _getBlockOrNullAsync(): Promise<BlockWithoutTransactionData | null> {
- const blockIfExists = await this._web3Wrapper.getBlockIfExistsAsync.bind(this._web3Wrapper);
- if (_.isUndefined(blockIfExists)) {
- return null;
- }
- return blockIfExists;
+ private async _blockstreamGetBlockOrNullAsync(hash: string): Promise<Block | null> {
+ const shouldIncludeTransactionData = false;
+ const blockOrNull = await this._web3Wrapper.sendRawPayloadAsync({
+ method: 'eth_getBlockByHash',
+ params: [hash, shouldIncludeTransactionData],
+ });
+ return blockOrNull as Block;
+ }
+ // This method only exists in order to comply with the expected interface of Blockstream's constructor
+ private async _blockstreamGetLatestBlockOrNullAsync(): Promise<Block | null> {
+ const shouldIncludeTransactionData = false;
+ const blockOrNull = await this._web3Wrapper.sendRawPayloadAsync({
+ method: 'eth_getBlockByNumber',
+ params: ['latest', shouldIncludeTransactionData],
+ });
+ return blockOrNull as Block;
+ }
+ // This method only exists in order to comply with the expected interface of Blockstream's constructor
+ private async _blockstreamGetLogsAsync(filterOptions: FilterObject): Promise<Log[]> {
+ const logs = await this._web3Wrapper.sendRawPayloadAsync({
+ method: 'eth_getLogs',
+ params: [filterOptions],
+ });
+ return logs as Log[];
}
// HACK: This should be a package-scoped method (which doesn't exist in TS)
// We don't want this method available in the public interface for all classes
@@ -221,14 +239,14 @@ export abstract class ContractWrapper {
delete this._blockAndLogStreamerIfExists;
}
private async _reconcileBlockAsync(): Promise<void> {
- const latestBlockIfExists = await this._web3Wrapper.getBlockIfExistsAsync(BlockParamLiteral.Latest);
- if (_.isUndefined(latestBlockIfExists)) {
+ const latestBlockOrNull = await this._blockstreamGetLatestBlockOrNullAsync();
+ if (_.isNull(latestBlockOrNull)) {
return; // noop
}
// We need to coerce to Block type cause Web3.Block includes types for mempool blocks
if (!_.isUndefined(this._blockAndLogStreamerIfExists)) {
// If we clear the interval while fetching the block - this._blockAndLogStreamer will be undefined
- await this._blockAndLogStreamerIfExists.reconcileNewBlock((latestBlockIfExists as any) as Block);
+ await this._blockAndLogStreamerIfExists.reconcileNewBlock((latestBlockOrNull as any) as Block);
}
}
}