47 lines
1.4 KiB
JavaScript
47 lines
1.4 KiB
JavaScript
const state = require('./state')
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const settingsCache = require('./settingsCache')
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const newSettingsLoader = require('../new-settings-loader')
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const helpers = require('../route-helpers')
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const SETTINGS_CACHE_REFRESH = 60 * 60 * 1000
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const populateSettings = function (req, res, next) {
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const operatorId = res.locals.operatorId
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const versionId = req.headers['config-version']
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if (versionId !== state.oldVersionId) {
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state.oldVersionId = versionId
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}
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try {
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// Clear cache every hour
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if (Date.now() - settingsCache.getTimestamp(operatorId) > SETTINGS_CACHE_REFRESH) {
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settingsCache.clear(operatorId)
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}
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if (!versionId && settingsCache.getCache(operatorId)) {
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req.settings = settingsCache.getCache(operatorId)
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return next()
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}
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if (!versionId && !settingsCache.getCache(operatorId)) {
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return newSettingsLoader.loadLatest()
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.then(settings => {
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settingsCache.setCache(operatorId, settings)
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settingsCache.setTimestamp(operatorId, Date.now())
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req.settings = settings
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})
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.then(() => next())
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.catch(next)
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}
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} catch (e) {
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console.error(e)
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}
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newSettingsLoader.load(versionId)
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.then(settings => { req.settings = settings })
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.then(() => helpers.updateDeviceConfigVersion(versionId))
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.then(() => next())
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.catch(next)
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}
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module.exports = populateSettings
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