@agentek/tools
Version:
Blockchain tools for AI agents
122 lines • 6.33 kB
JavaScript
import { createTool } from "../client.js";
import { z } from "zod";
import { aavePoolAbi, getAavePoolAddress, supportedChains } from "./constants.js";
import { formatUnits } from "viem";
const formatRate = (rate) => `${(Number(formatUnits(rate, 27)) * 100).toFixed(2)}%`;
const isZeroAddress = (address) => address === "0x0000000000000000000000000000000000000000";
export const getAaveUserData = createTool({
name: "getAaveUserData",
description: "Fetches Aave user data including total collateral, total debt, available borrowing power, current liquidation threshold, LTV, and health factor.",
parameters: z.object({
userAddress: z.string().describe("The user's wallet address."),
chainId: z.number().describe("The chain ID where Aave is deployed."),
}),
supportedChains,
async execute(client, args) {
const publicClient = client.getPublicClient(args.chainId);
const poolAddress = getAavePoolAddress(args.chainId);
const result = (await publicClient.readContract({
address: poolAddress,
abi: aavePoolAbi,
functionName: "getUserAccountData",
args: [args.userAddress],
}));
const [totalCollateralBase, totalDebtBase, availableBorrowsBase, currentLiquidationThreshold, ltv, healthFactor,] = result;
return {
summary: {
totalCollateralUSD: `$${Number(formatUnits(totalCollateralBase, 8)).toFixed(2)}`,
totalDebtUSD: `$${Number(formatUnits(totalDebtBase, 8)).toFixed(2)}`,
availableToBorrowUSD: `$${Number(formatUnits(availableBorrowsBase, 8)).toFixed(2)}`,
loanToValue: `${Number(formatUnits(ltv, 2)).toFixed(2)}%`,
liquidationThreshold: `${Number(formatUnits(currentLiquidationThreshold, 2)).toFixed(2)}%`,
healthFactor: healthFactor >= BigInt(1e9)
? "∞"
: Number(formatUnits(healthFactor, 18)).toFixed(2),
},
riskAssessment: {
status: healthFactor > BigInt(1e18)
? "HEALTHY"
: healthFactor > BigInt(1e18)
? "SAFE"
: "AT RISK",
canBorrow: availableBorrowsBase > BigInt(0) ? "YES" : "NO",
liquidationRisk: healthFactor < BigInt(1.1e18)
? "HIGH"
: healthFactor < BigInt(2e18)
? "MEDIUM"
: "LOW",
},
rawData: {
totalCollateralBase: totalCollateralBase.toString(),
totalDebtBase: totalDebtBase.toString(),
availableBorrowsBase: availableBorrowsBase.toString(),
currentLiquidationThreshold: currentLiquidationThreshold.toString(),
ltv: ltv.toString(),
healthFactor: healthFactor.toString(),
},
};
},
});
export const getAaveReserveData = createTool({
name: "getAaveReserveData",
description: "Fetches reserve data for a given asset from Aave including available liquidity, total stable and variable debt, and interest rates.",
parameters: z.object({
asset: z.string().describe("The token contract address of the asset."),
chainId: z.number().describe("Chain ID where Aave is deployed."),
}),
supportedChains,
async execute(client, args) {
const publicClient = client.getPublicClient(args.chainId);
const poolAddress = getAavePoolAddress(args.chainId);
const result = (await publicClient.readContract({
address: poolAddress,
abi: aavePoolAbi,
functionName: "getReserveData",
args: [args.asset],
}));
return {
summary: {
assetStatus: Number(result.configuration.data) > 0 ? "ACTIVE" : "INACTIVE",
supplyAPY: formatRate(result.currentLiquidityRate),
variableBorrowAPY: formatRate(result.currentVariableBorrowRate),
stableBorrowAPY: formatRate(result.currentStableBorrowRate),
lastUpdate: new Date(result.lastUpdateTimestamp * 1000).toISOString(),
},
tokens: {
aToken: !isZeroAddress(result.aTokenAddress)
? result.aTokenAddress
: "Not Available",
stableDebtToken: !isZeroAddress(result.stableDebtTokenAddress)
? result.stableDebtTokenAddress
: "Not Available",
variableDebtToken: !isZeroAddress(result.variableDebtTokenAddress)
? result.variableDebtTokenAddress
: "Not Available",
},
metrics: {
liquidityIndex: Number(formatUnits(result.liquidityIndex, 27)).toFixed(8),
accruedToTreasury: Number(formatUnits(result.accruedToTreasury, 27)).toFixed(8),
unbacked: Number(formatUnits(result.unbacked, 27)).toFixed(8),
isolationModeTotalDebt: Number(formatUnits(result.isolationModeTotalDebt, 27)).toFixed(8),
},
rawData: {
configuration: result.configuration.data.toString(),
liquidityIndex: result.liquidityIndex.toString(),
currentLiquidityRate: result.currentLiquidityRate.toString(),
variableBorrowIndex: result.variableBorrowIndex.toString(),
currentVariableBorrowRate: result.currentVariableBorrowRate.toString(),
currentStableBorrowRate: result.currentStableBorrowRate.toString(),
lastUpdateTimestamp: result.lastUpdateTimestamp,
id: result.id,
aTokenAddress: result.aTokenAddress,
stableDebtTokenAddress: result.stableDebtTokenAddress,
variableDebtTokenAddress: result.variableDebtTokenAddress,
interestRateStrategyAddress: result.interestRateStrategyAddress,
accruedToTreasury: result.accruedToTreasury.toString(),
unbacked: result.unbacked.toString(),
isolationModeTotalDebt: result.isolationModeTotalDebt.toString(),
},
};
},
});
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