37 lines
1.0 KiB
JavaScript
37 lines
1.0 KiB
JavaScript
module.exports = setupDappAutoReload
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function setupDappAutoReload (web3, observable) {
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// export web3 as a global, checking for usage
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global.web3 = new Proxy(web3, {
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get: (_web3, name) => {
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// get the time of use
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if (name !== '_used') _web3._used = Date.now()
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return _web3[name]
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},
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set: (_web3, name, value) => {
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_web3[name] = value
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},
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})
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var networkVersion
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observable.subscribe(function (state) {
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// get the initial network
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const curentNetVersion = state.networkVersion
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if (!networkVersion) networkVersion = curentNetVersion
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if (curentNetVersion !== networkVersion && web3._used) {
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const timeSinceUse = Date.now() - web3._used
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// if web3 was recently used then delay the reloading of the page
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timeSinceUse > 500 ? triggerReset() : setTimeout(triggerReset, 500)
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// prevent reentry into if statement if state updates again before
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// reload
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networkVersion = curentNetVersion
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}
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})
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}
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// reload the page
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function triggerReset () {
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global.location.reload()
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}
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