File-listen-process NPM

file-listen-process

file-listen-process is a NodeJS library listen for files with a specific extension in a directory, rename and backup the file as it arrives.

Example:

File arrive: STOCK.csv

File renamed: STOCK-1549004279028-0.dat

File backup: _backup/STOCK-1549004279028-0.dat

Installation

Use the package manager npm to install file-listen-process.

npm i file-listen-process

Usage

const flp = require('file-listen-process');

const listener = new flp.Listener({
    directory: './dump',
    interval: 5000,
    fileext: '.csv',
    typematch: /[^\_]*/,
    renametemplate: '[TYPE]-[TIMESTAMP]-[COUNTER].dat'
});

listener.listen((err) => {
    console.log(err.message);
});

listener.on('loaded', (files) => {
    console.log(files);
});

listener.on('log', (event) => {
    console.log(event);
});