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fix: pyth price feed

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This commit is contained in:
Arihant Bansal
2025-01-05 00:48:31 +05:30
parent a4f990f4c8
commit 42ffa3da29
1 changed files with 11 additions and 3 deletions
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14
src/tools/pyth_fetch_price.ts
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@@ -49,7 +49,6 @@ export async function fetchPythPriceFeedID(
/**
* Fetch the price of a given price feed from Pyth
* @param agent SolanaAgentKit instance
* @param priceFeedID Price feed ID
* @returns Latest price value from feed
*
@@ -72,10 +71,19 @@ export async function fetchPythPrice(feedID: string): Promise<string> {
}
const price = new BN(parsedData[0].price.price);
const exponent = new BN(parsedData[0].price.expo);
const exponent = parsedData[0].price.expo;
const scaledPrice = price.div(new BN(10).pow(exponent));
if (exponent < 0) {
const adjustedPrice = price.mul(new BN(100));
const divisor = new BN(10).pow(new BN(-exponent));
const scaledPrice = adjustedPrice.div(divisor);
const priceStr = scaledPrice.toString();
const formattedPrice = `${priceStr.slice(0, -2)}.${priceStr.slice(-2)}`;
return formattedPrice.startsWith('.') ? `0${formattedPrice}` : formattedPrice;
}
const scaledPrice = price.div(new BN(10).pow(new BN(exponent)));
return scaledPrice.toString();
} catch (error: any) {
throw new Error(`Fetching price from Pyth failed: ${error.message}`);