pharos-agent-kit/dist/utils/index.js

Connect AI Agents to Pharos protocols

"use strict";
var __createBinding = (this && this.__createBinding) || (Object.create ? (function(o, m, k, k2) {
    if (k2 === undefined) k2 = k;
    var desc = Object.getOwnPropertyDescriptor(m, k);
    if (!desc || ("get" in desc ? !m.__esModule : desc.writable || desc.configurable)) {
      desc = { enumerable: true, get: function() { return m[k]; } };
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    Object.defineProperty(o, k2, desc);
}) : (function(o, m, k, k2) {
    if (k2 === undefined) k2 = k;
    o[k2] = m[k];
}));
var __exportStar = (this && this.__exportStar) || function(m, exports) {
    for (var p in m) if (p !== "default" && !Object.prototype.hasOwnProperty.call(exports, p)) __createBinding(exports, m, p);
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.approve = approve;
exports.applyGasMultiplier = applyGasMultiplier;
const viem_1 = require("viem");
const viem_2 = require("viem");
/**
 * Approves a spender to spend tokens on behalf of the owner
 *
 * @param wallet - The wallet provider
 * @param tokenAddress - The address of the token contract
 * @param spenderAddress - The address of the spender
 * @param amount - The amount to approve in atomic units (wei)
 * @returns A success message or error message
 */
async function approve(wallet, tokenAddress, spenderAddress, amount) {
    try {
        const data = (0, viem_1.encodeFunctionData)({
            abi: viem_2.erc20Abi,
            functionName: "approve",
            args: [spenderAddress, amount],
        });
        const txHash = await wallet.sendTransaction({
            to: tokenAddress,
            data,
        });
        await wallet.waitForTransactionReceipt(txHash);
        return `Successfully approved ${spenderAddress} to spend ${amount} tokens`;
    }
    catch (error) {
        return `Error approving tokens: ${error}`;
    }
}
/**
 * Scales a gas estimate by a given multiplier.
 *
 * This function converts the gas estimate to a number, applies the multiplier,
 * rounds the result to the nearest integer, and returns it as a bigint.
 *
 * @param gas - The original gas estimate (bigint).
 * @param multiplier - The factor by which to scale the estimate.
 * @returns The adjusted gas estimate as a bigint.
 */
function applyGasMultiplier(gas, multiplier) {
    return BigInt(Math.round(Number(gas) * multiplier));
}
__exportStar(require("../utils/formatPharos"), exports);
__exportStar(require("../utils/getTokenDecimals"), exports);
__exportStar(require("../utils/isContract"), exports);
__exportStar(require("../utils/getBalance"), exports);
__exportStar(require("../utils/approveTokens"), exports);
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