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Improved block fetching performance.

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This commit is contained in:
softsimon
2020-12-30 01:47:07 +07:00
parent 62c78f5b08
commit 5390629e41
3 changed files with 14 additions and 16 deletions
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10
backend/src/routes.ts
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@@ -554,12 +554,10 @@ class Routes {
public async getBlocks(req: Request, res: Response) {
try {
const returnBlocks: IEsploraApi.Block[] = [];
const latestBlockHeight = blocks.getCurrentBlockHeight();
const fromHeight = parseInt(req.params.height, 10) || latestBlockHeight;
const localBlocks = blocks.getBlocks();
const fromHeight = parseInt(req.params.height, 10) || blocks.getCurrentBlockHeight();
// See if block hight exist in local cache to skip the hash lookup
const blockByHeight = localBlocks.find((b) => b.height === fromHeight);
// Check if block height exist in local cache to skip the hash lookup
const blockByHeight = blocks.getBlocks().find((b) => b.height === fromHeight);
let startFromHash: string | null = null;
if (blockByHeight) {
startFromHash = blockByHeight.id;
@@ -569,7 +567,7 @@ class Routes {
let nextHash = startFromHash;
for (let i = 0; i < 10; i++) {
const localBlock = localBlocks.find((b) => b.id === nextHash);
const localBlock = blocks.getBlocks().find((b) => b.id === nextHash);
if (localBlock) {
returnBlocks.push(localBlock);
nextHash = localBlock.previousblockhash;