@cityofzion/neon-api/lib/api/getFeeInformation.js

Neon-API module: High level API for neon-js

import { sc, u } from "@cityofzion/neon-core";
/**
 * Helper method for retrieving fee-related information from PolicyContract.
 */
export async function getFeeInformation(client) {
    const policyScript = new sc.ScriptBuilder()
        .emitContractCall(sc.PolicyContract.INSTANCE.getFeePerByte())
        .emitContractCall(sc.PolicyContract.INSTANCE.getExecFeeFactor())
        .build();
    const res = await client.invokeScript(u.HexString.fromHex(policyScript));
    const [feePerByte, executionFeeFactor] = res.stack.map((s) => u.BigInteger.fromNumber(s.value));
    return { feePerByte, executionFeeFactor };
}
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