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inpage provider - define sendAsync on the prototype

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This commit is contained in:
kumavis 2017-09-08 11:52:00 -07:00
parent 5e934994d1
commit d03b0547bb
1 changed files with 27 additions and 25 deletions
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52
app/scripts/lib/inpage-provider.js
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@ -40,31 +40,37 @@ function MetamaskInpageProvider (connectionStream) {
// start and stop polling to unblock first block lock
self.idMap = {}
// handle sendAsync requests via asyncProvider
self.sendAsync = function (payload, cb) {
// rewrite request ids
var request = eachJsonMessage(payload, (_message) => {
const message = Object.assign({}, _message)
const newId = createRandomId()
self.idMap[newId] = message.id
message.id = newId
}
// handle sendAsync requests via asyncProvider
// also remap ids inbound and outbound
MetamaskInpageProvider.prototype.sendAsync = function (payload, cb) {
const self = this
// rewrite request ids
const request = eachJsonMessage(payload, (_message) => {
const message = Object.assign({}, _message)
const newId = createRandomId()
self.idMap[newId] = message.id
message.id = newId
return message
})
// forward to asyncProvider
self.asyncProvider.sendAsync(request, (err, _res) => {
if (err) return cb(err)
// transform messages to original ids
const res = eachJsonMessage(_res, (message) => {
const oldId = self.idMap[message.id]
delete self.idMap[message.id]
message.id = oldId
return message
})
// forward to asyncProvider
asyncProvider.sendAsync(request, function (err, res) {
if (err) return cb(err)
// transform messages to original ids
eachJsonMessage(res, (message) => {
var oldId = self.idMap[message.id]
delete self.idMap[message.id]
message.id = oldId
return message
})
cb(null, res)
})
}
cb(null, res)
})
}
MetamaskInpageProvider.prototype.send = function (payload) {
const self = this
@ -110,10 +116,6 @@ MetamaskInpageProvider.prototype.send = function (payload) {
}
}
MetamaskInpageProvider.prototype.sendAsync = function () {
throw new Error('MetamaskInpageProvider - sendAsync not overwritten')
}
MetamaskInpageProvider.prototype.isConnected = function () {
return true
}