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Retry logic for getting tip data

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This commit is contained in:
emad-salah 2020-10-17 15:14:15 +01:00
parent 77417da1b4
commit 5b6ff06a7e
1 changed files with 24 additions and 7 deletions
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31
utils/lndJobs.js
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@ -2,11 +2,13 @@
* @prettier * @prettier
*/ */
const Logger = require('winston') const Logger = require('winston')
const { wait } = require('./helpers')
const Key = require('../services/gunDB/contact-api/key') const Key = require('../services/gunDB/contact-api/key')
const { getUser } = require('../services/gunDB/Mediator') const { getUser } = require('../services/gunDB/Mediator')
const LightningServices = require('./lightningServices') const LightningServices = require('./lightningServices')
const ERROR_TRIES_THRESHOLD = 3 const ERROR_TRIES_THRESHOLD = 3
const ERROR_TRIES_DELAY = 500
const INVOICE_STATE = { const INVOICE_STATE = {
OPEN: 'OPEN', OPEN: 'OPEN',
SETTLED: 'SETTLED', SETTLED: 'SETTLED',
@ -113,18 +115,33 @@ const _updateTipData = (invoiceHash, data) =>
} }
}) })
const _getTipData = invoiceHash => const _getTipData = (invoiceHash, tries = 0) =>
new Promise((resolve, reject) => { new Promise((resolve, reject) => {
if (tries >= ERROR_TRIES_THRESHOLD) {
reject(new Error('Malformed data'))
return
}
getUser() getUser()
.get(Key.TIPS_PAYMENT_STATUS) .get(Key.TIPS_PAYMENT_STATUS)
.get(invoiceHash) .get(invoiceHash)
.once(tip => { .once(async tip => {
if (tip === undefined) { try {
reject(new Error('Malformed data')) if (tip === undefined) {
return await wait(ERROR_TRIES_DELAY)
} const tip = await _getTipData(invoiceHash, tries + 1)
resolve(tip) if (tip) {
resolve(tip)
}
return
}
resolve(tip)
} catch (err) {
reject(err)
}
}) })
}) })