const ObservableStore = require('obs-store')
const extend = require('xtend')
const log = require('loglevel')

// every ten minutes
const POLLING_INTERVAL = 10 * 60 * 1000

class InfuraController {

  constructor (opts = {}) {
    const initState = extend({
      infuraNetworkStatus: {},
    }, opts.initState)
    this.store = new ObservableStore(initState)
  }

  //
  // PUBLIC METHODS
  //

  // Responsible for retrieving the status of Infura's nodes. Can return either
  // ok, degraded, or down.
  async checkInfuraNetworkStatus () {
    const response = await fetch('https://api.infura.io/v1/status/metamask')
    const parsedResponse = await response.json()
    this.store.updateState({
      infuraNetworkStatus: parsedResponse,
    })
    return parsedResponse
  }

  scheduleInfuraNetworkCheck () {
    if (this.conversionInterval) {
      clearInterval(this.conversionInterval)
    }
    this.conversionInterval = setInterval(() => {
      this.checkInfuraNetworkStatus().catch(log.warn)
    }, POLLING_INTERVAL)
  }
}

module.exports = InfuraController
antw44/cgit-data/cgit.png' alt='cgit logo'/></a></td>
<td class='main'><a href='/~lantw44/cgit/cgit.cgi/'>index</a> : <a title='freebsd-ports' href='/~lantw44/cgit/cgit.cgi/freebsd-ports/'>freebsd-ports</a></td><td class='form'><form method='get'>
<input type='hidden' name='id' value='df57cf0f7afa9f1b87bc551ac94ddd11eb1c673e'/><select name='h' onchange='this.form.submit();'>
<option value='2014Q1'>2014Q1</option>
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<option value='2014Q3'>2014Q3</option>
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<option value='2020Q4'>2020Q4</option>
<option value='2021Q1'>2021Q1</option>
<option value='2021Q2'>2021Q2</option>
<option value='2021Q3'>2021Q3</option>
<option value='2021Q4'>2021Q4</option>
<option value='2022Q1'>2022Q1</option>
<option value='2022Q2'>2022Q2</option>
<option value='2022Q3'>2022Q3</option>
<option value='2022Q4'>2022Q4</option>
<option value='2023Q1'>2023Q1</option>
<option value='2023Q2'>2023Q2</option>
<option value='2023Q3'>2023Q3</option>
<option value='2023Q4'>2023Q4</option>
<option value='2024Q1'>2024Q1</option>
<option value='2024Q2'>2024Q2</option>
<option value='2024Q3'>2024Q3</option>
<option value='2024Q4'>2024Q4</option>
<option value='2025Q1'>2025Q1</option>
<option value='2025Q2'>2025Q2</option>
<option value='2025Q3'>2025Q3</option>
<option value='branches/2014Q1'>branches/2014Q1</option>
<option value='branches/2014Q2'>branches/2014Q2</option>
<option value='branches/2014Q3'>branches/2014Q3</option>
<option value='branches/2014Q4'>branches/2014Q4</option>
<option value='branches/2015Q1'>branches/2015Q1</option>
<option value='branches/2015Q2'>branches/2015Q2</option>
<option value='branches/2015Q3'>branches/2015Q3</option>
<option value='branches/2015Q4'>branches/2015Q4</option>
<option value='branches/2016Q1'>branches/2016Q1</option>
<option value='branches/2016Q2'>branches/2016Q2</option>
<option value='branches/2016Q3'>branches/2016Q3</option>
<option value='branches/2016Q4'>branches/2016Q4</option>
<option value='branches/2017Q1'>branches/2017Q1</option>
<option value='branches/2017Q2'>branches/2017Q2</option>
<option value='branches/2017Q3'>branches/2017Q3</option>
<option value='branches/2017Q4'>branches/2017Q4</option>
<option value='branches/2018Q1'>branches/2018Q1</option>
<option value='branches/2018Q2'>branches/2018Q2</option>
<option value='branches/2018Q3'>branches/2018Q3</option>
<option value='branches/2018Q4'>branches/2018Q4</option>
<option value='branches/2019Q1'>branches/2019Q1</option>
<option value='branches/2019Q2'>branches/2019Q2</option>
<option value='branches/2019Q3'>branches/2019Q3</option>
<option value='branches/2019Q4'>branches/2019Q4</option>
<option value='branches/2020Q1'>branches/2020Q1</option>
<option value='branches/2020Q2'>branches/2020Q2</option>
<option value='branches/2020Q3'>branches/2020Q3</option>
<option value='branches/2020Q4'>branches/2020Q4</option>
<option value='branches/2021Q1'>branches/2021Q1</option>
<option value='branches/RELEASE_8_4_0'>branches/RELEASE_8_4_0</option>
<option value='branches/RELENG_2_1_0'>branches/RELENG_2_1_0</option>
<option value='branches/RELENG_2_2'>branches/RELENG_2_2</option>
<option value='branches/RELENG_9_1_0'>branches/RELENG_9_1_0</option>
<option value='branches/RELENG_9_2_0'>branches/RELENG_9_2_0</option>
<option value='dependabot/npm_and_yarn/devel/electron4/files/eslint-utils-1.4.3'>dependabot/npm_and_yarn/devel/electron4/files/eslint-utils-1.4.3</option>
<option value='dependabot/npm_and_yarn/devel/electron4/files/lodash-4.17.15'>dependabot/npm_and_yarn/devel/electron4/files/lodash-4.17.15</option>
<option value='dependabot/npm_and_yarn/devel/electron4/files/lodash.merge-4.6.2'>dependabot/npm_and_yarn/devel/electron4/files/lodash.merge-4.6.2</option>
<option value='dependabot/npm_and_yarn/devel/electron4/files/lodash.template-4.5.0'>dependabot/npm_and_yarn/devel/electron4/files/lodash.template-4.5.0</option>
<option value='dependabot/npm_and_yarn/devel/electron4/files/minimist-1.2.2'>dependabot/npm_and_yarn/devel/electron4/files/minimist-1.2.2</option>
<option value='dependabot/npm_and_yarn/devel/electron4/files/mixin-deep-1.3.2' selected='selected'>dependabot/npm_and_yarn/devel/electron4/files/mixin-deep-1.3.2</option>
<option value='main'>main</option>
<option value='master'>master</option>
<option value='svn_head'>svn_head</option>
</select> <input type='submit' value='switch'/></form></td></tr>
<tr><td class='sub'>FreeBSD Ports (https://github.com/freebsd/freebsd-ports)</td><td class='sub right'></td></tr></table>
<table class='tabs'><tr><td>
<a href='/~lantw44/cgit/cgit.cgi/freebsd-ports/about/?h=dependabot/npm_and_yarn/devel/electron4/files/mixin-deep-1.3.2'>about</a><a href='/~lantw44/cgit/cgit.cgi/freebsd-ports/?h=dependabot/npm_and_yarn/devel/electron4/files/mixin-deep-1.3.2'>summary</a><a href='/~lantw44/cgit/cgit.cgi/freebsd-ports/refs/?h=dependabot/npm_and_yarn/devel/electron4/files/mixin-deep-1.3.2&amp;id=df57cf0f7afa9f1b87bc551ac94ddd11eb1c673e'>refs</a><a href='/~lantw44/cgit/cgit.cgi/freebsd-ports/log/editors/p5-Proc-InvokeEditor?h=dependabot/npm_and_yarn/devel/electron4/files/mixin-deep-1.3.2'>log</a><a class='active' href='/~lantw44/cgit/cgit.cgi/freebsd-ports/tree/editors/p5-Proc-InvokeEditor?h=dependabot/npm_and_yarn/devel/electron4/files/mixin-deep-1.3.2&amp;id=df57cf0f7afa9f1b87bc551ac94ddd11eb1c673e'>tree</a><a href='/~lantw44/cgit/cgit.cgi/freebsd-ports/commit/editors/p5-Proc-InvokeEditor?h=dependabot/npm_and_yarn/devel/electron4/files/mixin-deep-1.3.2&amp;id=df57cf0f7afa9f1b87bc551ac94ddd11eb1c673e'>commit</a><a href='/~lantw44/cgit/cgit.cgi/freebsd-ports/diff/editors/p5-Proc-InvokeEditor?h=dependabot/npm_and_yarn/devel/electron4/files/mixin-deep-1.3.2&amp;id=df57cf0f7afa9f1b87bc551ac94ddd11eb1c673e'>diff</a><a href='