You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
34 lines
924 B
34 lines
924 B
const once = require('once')
|
|
const ensnare = require('./ensnare.js')
|
|
|
|
module.exports = setupDappAutoReload
|
|
|
|
function setupDappAutoReload (web3, controlStream) {
|
|
// export web3 as a global, checking for usage
|
|
var pageIsUsingWeb3 = false
|
|
var resetWasRequested = false
|
|
global.web3 = ensnare(web3, once(function () {
|
|
// if web3 usage happened after a reset request, trigger reset late
|
|
if (resetWasRequested) return triggerReset()
|
|
// mark web3 as used
|
|
pageIsUsingWeb3 = true
|
|
// reset web3 reference
|
|
global.web3 = web3
|
|
}))
|
|
|
|
// listen for reset requests from metamask
|
|
controlStream.once('data', function () {
|
|
resetWasRequested = true
|
|
// ignore if web3 was not used
|
|
if (!pageIsUsingWeb3) return
|
|
// reload after short timeout
|
|
triggerReset()
|
|
})
|
|
|
|
// reload the page
|
|
function triggerReset () {
|
|
setTimeout(function () {
|
|
global.location.reload()
|
|
}, 500)
|
|
}
|
|
}
|
|
|