near-logger

A lightweight npm package for reading and writing logs to NEAR smart contracts.

Installation

npm install near-logger

Usage

import { getLogs, writeLog, getLogCount, getLogsByLevel, clearLogs } from 'near-logger'; import * as nearApiJs from 'near-api-js';

Get Logs

const logs = await getLogs('mycontract.near', 20, 'mainnet'); console.log(logs);

Write a Log

await writeLog( { contractId: 'mycontract.near', level: 'info', message: 'Hello NEAR' }, account, keyPair // optional );

Get Log Count

const count = await getLogCount('mycontract.near', 'testnet'); console.log(Total logs: ${count});

Get Logs by Level

const errors = await getLogsByLevel('mycontract.near', 'error', 'mainnet'); console.log(errors);

Clear Logs

await clearLogs('mycontract.near', account, keyPair);

API

| Function | Description | |---|---| | getLogs(contractId, limit?, networkId?) | Fetch recent logs from a contract | | writeLog(entry, account, keyPair?) | Write a log entry to a contract | | getLogCount(contractId, networkId?) | Get total number of logs | | getLogsByLevel(contractId, level, networkId?) | Filter logs by level | | clearLogs(contractId, account, keyPair?) | Clear all logs from a contract |

Types

• LogLevel: 'info' | 'warn' | 'error' | 'debug'
• LogEntry: { contractId, level, message, timestamp, txHash }

License

MIT