@contractjs/aave-v3/dist/priceOracle.js

A TypeScript utility library for Aave V3 contracts.

import { oracleAbi } from "./constants/abis";
import { priceOracleAddressOn } from "./aaveV3Utils";
/**
 * Get the price of an asset in USD
 * @param asset - The address of the asset
 * @returns The price of the asset in USD
 */
export const getAssetPrice = async (asset, publicClient) => {
    if (!publicClient.chain) {
        throw new Error("Public client chain is not set");
    }
    const priceOracleAddress = priceOracleAddressOn(publicClient.chain);
    const price = await publicClient.readContract({
        address: priceOracleAddress,
        abi: oracleAbi,
        functionName: 'getAssetPrice',
        args: [asset],
    });
    return price;
};
/**
* Get the price of multiple assets in USD
* @param assets - The addresses of the assets
* @returns The prices of the assets in USD
*/
export const getAssetsPrices = async (assets, publicClient) => {
    if (!publicClient.chain) {
        throw new Error("Public client chain is not set");
    }
    const priceOracleAddress = priceOracleAddressOn(publicClient.chain);
    const prices = await publicClient.readContract({
        address: priceOracleAddress,
        abi: oracleAbi,
        functionName: 'getAssetsPrices',
        args: [assets],
    });
    return prices.map((price, index) => ({
        asset: assets[index],
        price,
    }));
};
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