Created
May 9, 2017 07:30
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Hassle-free microservices with cote.js — conversion-service.js with updates
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const cote = require('cote'); | |
const responder = new cote.Responder({ name: 'currency conversion responder' }); | |
const subscriber = new cote.Subscriber({ name: 'arbitration subscriber' }); | |
const rates = { usd_eur: 0.91, eur_usd: 1.10 }; | |
subscriber.on('update rate', (update) => { | |
rates[update.currencies] = update.rate; | |
}); | |
responder.on('convert', (req, cb) => { | |
cb(req.amount * rates[`${req.from}_${req.to}`]); | |
}); |
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