arangochair
arangochair
pushs ArangoDB changes in realtime to you.
install
npm install --save arangochair
quick example
const arangochair = require('arangochair'); const no4 = new arangochair('http://127.0.0.1:8529/'); // ArangoDB node to monitor const no4 = new arangochair('http://127.0.0.1:8529/myDb'); // ArangoDB node to monitor, with database name no4.subscribe({collection:'users'});no4.start();no4.on('users', (doc, type) => { // do something awesome // doc:Buffer // type:'insert/update'|'delete'}); no4.on('error', (err, httpStatus, headers, body) => { // arangochair stops on errors // check last http request no4.start();});
subscribe
// subscribe to all events in the users collectionno4.subscribe('users'); // explicitno4.subscribe({collection:'users', events:['insert/update', 'delete']}); // subscribe the users collection with only the delete eventno4.subscribe({collection:'users', events:['delete']}); // subscribe the users collection with only the delete event on key myKeyno4.subscribe({collection:'users', events:['delete'], keys:['myKey']});
unsubscribe
// unsubscribe the users collectionno4.unsubscribe('users'); // unsubscribe the delete event in the users collectionno4.unsubscribe({collection:'users',events:['delete']}); // unsubscribe the key myKey in the users collectionno4.unsubscribe({collection:'users',keys:['myKey']});