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-rw-r--r--app/scripts/controllers/transactions.js273
-rw-r--r--app/scripts/lib/tx-state-manager.js222
-rw-r--r--app/scripts/metamask-controller.js2
3 files changed, 262 insertions, 235 deletions
diff --git a/app/scripts/controllers/transactions.js b/app/scripts/controllers/transactions.js
index 1bcee60ab..2349be1ad 100644
--- a/app/scripts/controllers/transactions.js
+++ b/app/scripts/controllers/transactions.js
@@ -3,39 +3,44 @@ const extend = require('xtend')
const ObservableStore = require('obs-store')
const ethUtil = require('ethereumjs-util')
const EthQuery = require('ethjs-query')
+const TransactionStateManger = require('../lib/tx-state-manager')
const TxProviderUtil = require('../lib/tx-utils')
const PendingTransactionTracker = require('../lib/pending-tx-tracker')
const createId = require('../lib/random-id')
const NonceTracker = require('../lib/nonce-tracker')
-const txStateHistoryHelper = require('../lib/tx-state-history-helper')
module.exports = class TransactionController extends EventEmitter {
constructor (opts) {
super()
- this.store = new ObservableStore(extend({
- transactions: [],
- }, opts.initState))
- this.memStore = new ObservableStore({})
this.networkStore = opts.networkStore || new ObservableStore({})
this.preferencesStore = opts.preferencesStore || new ObservableStore({})
- this.txHistoryLimit = opts.txHistoryLimit
this.provider = opts.provider
this.blockTracker = opts.blockTracker
this.signEthTx = opts.signTransaction
this.ethStore = opts.ethStore
+ this.memStore = new ObservableStore({})
+ this.query = new EthQuery(this.provider)
+ this.txProviderUtil = new TxProviderUtil(this.provider)
+
+ this.txStateManager = new TransactionStateManger({
+ initState: extend({
+ transactions: [],
+ }, opts.initState),
+ txHistoryLimit: opts.txHistoryLimit,
+ getNetwork: this.getNetwork.bind(this),
+ })
+
this.nonceTracker = new NonceTracker({
provider: this.provider,
getPendingTransactions: (address) => {
- return this.getFilteredTxList({
+ return this.txStateManager.getFilteredTxList({
from: address,
status: 'submitted',
err: undefined,
})
},
})
- this.query = new EthQuery(this.provider)
- this.txProviderUtil = new TxProviderUtil(this.provider)
this.pendingTxTracker = new PendingTransactionTracker({
provider: this.provider,
@@ -48,16 +53,16 @@ module.exports = class TransactionController extends EventEmitter {
publishTransaction: this.txProviderUtil.publishTransaction.bind(this.txProviderUtil),
getPendingTransactions: () => {
const network = this.getNetwork()
- return this.getFilteredTxList({
+ return this.txStateManager.getFilteredTxList({
status: 'submitted',
metamaskNetworkId: network,
})
},
})
- this.pendingTxTracker.on('txWarning', this.updateTx.bind(this))
- this.pendingTxTracker.on('txFailed', this.setTxStatusFailed.bind(this))
- this.pendingTxTracker.on('txConfirmed', this.setTxStatusConfirmed.bind(this))
+ this.pendingTxTracker.on('txWarning', this.txStateManager.updateTx.bind(this.txStateManager))
+ this.pendingTxTracker.on('txFailed', this.txStateManager.setTxStatusFailed.bind(this.txStateManager))
+ this.pendingTxTracker.on('txConfirmed', this.txStateManager.setTxStatusConfirmed.bind(this.txStateManager))
this.blockTracker.on('rawBlock', this.pendingTxTracker.checkForTxInBlock.bind(this.pendingTxTracker))
// this is a little messy but until ethstore has been either
@@ -69,7 +74,7 @@ module.exports = class TransactionController extends EventEmitter {
this.blockTracker.on('sync', this.pendingTxTracker.queryPendingTxs.bind(this.pendingTxTracker))
// memstore is computed from a few different stores
this._updateMemstore()
- this.store.subscribe(() => this._updateMemstore())
+ this.txStateManager.subscribe(() => this._updateMemstore())
this.networkStore.subscribe(() => this._updateMemstore())
this.preferencesStore.subscribe(() => this._updateMemstore())
}
@@ -86,97 +91,18 @@ module.exports = class TransactionController extends EventEmitter {
return this.preferencesStore.getState().selectedAddress
}
- // Returns the number of txs for the current network.
- getTxCount () {
- return this.getTxList().length
- }
-
- // Returns the full tx list across all networks
- getFullTxList () {
- return this.store.getState().transactions
- }
-
getUnapprovedTxCount () {
- return Object.keys(this.getUnapprovedTxList()).length
+ return Object.keys(this.txStateManager.getUnapprovedTxList()).length
}
getPendingTxCount () {
- return this.getTxsByMetaData('status', 'signed').length
- }
-
- // Returns the tx list
- getTxList () {
- const network = this.getNetwork()
- const fullTxList = this.getFullTxList()
- return this.getTxsByMetaData('metamaskNetworkId', network, fullTxList)
- }
-
- // gets tx by Id and returns it
- getTx (txId) {
- const txList = this.getTxList()
- const txMeta = txList.find(txData => txData.id === txId)
- return txMeta
- }
- getUnapprovedTxList () {
- const txList = this.getTxList()
- return txList.filter((txMeta) => txMeta.status === 'unapproved')
- .reduce((result, tx) => {
- result[tx.id] = tx
- return result
- }, {})
- }
-
- updateTx (txMeta) {
- // create txMeta snapshot for history
- const currentState = txStateHistoryHelper.snapshotFromTxMeta(txMeta)
- // recover previous tx state obj
- const previousState = txStateHistoryHelper.replayHistory(txMeta.history)
- // generate history entry and add to history
- const entry = txStateHistoryHelper.generateHistoryEntry(previousState, currentState)
- txMeta.history.push(entry)
-
- // commit txMeta to state
- const txId = txMeta.id
- const txList = this.getFullTxList()
- const index = txList.findIndex(txData => txData.id === txId)
- txList[index] = txMeta
- this._saveTxList(txList)
- this.emit('update')
+ return this.txStateManager.getTxsByMetaData('status', 'signed').length
}
// Adds a tx to the txlist
addTx (txMeta) {
- // initialize history
- txMeta.history = []
- // capture initial snapshot of txMeta for history
- const snapshot = txStateHistoryHelper.snapshotFromTxMeta(txMeta)
- txMeta.history.push(snapshot)
-
- // checks if the length of the tx history is
- // longer then desired persistence limit
- // and then if it is removes only confirmed
- // or rejected tx's.
- // not tx's that are pending or unapproved
- const txCount = this.getTxCount()
- const network = this.getNetwork()
- const fullTxList = this.getFullTxList()
- const txHistoryLimit = this.txHistoryLimit
-
- if (txCount > txHistoryLimit - 1) {
- const index = fullTxList.findIndex((metaTx) => ((metaTx.status === 'confirmed' || metaTx.status === 'rejected') && network === txMeta.metamaskNetworkId))
- fullTxList.splice(index, 1)
- }
- fullTxList.push(txMeta)
- this._saveTxList(fullTxList)
+ this.txStateManager.addTx(txMeta)
this.emit('update')
-
- this.once(`${txMeta.id}:signed`, function (txId) {
- this.removeAllListeners(`${txMeta.id}:rejected`)
- })
- this.once(`${txMeta.id}:rejected`, function (txId) {
- this.removeAllListeners(`${txMeta.id}:signed`)
- })
-
this.emit('updateBadge')
this.emit(`${txMeta.id}:unapproved`, txMeta)
}
@@ -187,7 +113,8 @@ module.exports = class TransactionController extends EventEmitter {
this.emit('newUnaprovedTx', txMeta)
// listen for tx completion (success, fail)
return new Promise((resolve, reject) => {
- this.once(`${txMeta.id}:finished`, (completedTx) => {
+ this.txStateManager.once(`${txMeta.id}:finished`, (completedTx) => {
+ this.emit('updateBadge')
switch (completedTx.status) {
case 'submitted':
return resolve(completedTx.hash)
@@ -231,7 +158,7 @@ module.exports = class TransactionController extends EventEmitter {
}
async updateAndApproveTransaction (txMeta) {
- this.updateTx(txMeta)
+ this.txStateManager.updateTx(txMeta)
await this.approveTransaction(txMeta.id)
}
@@ -239,9 +166,9 @@ module.exports = class TransactionController extends EventEmitter {
let nonceLock
try {
// approve
- this.setTxStatusApproved(txId)
+ this.txStateManager.setTxStatusApproved(txId)
// get next nonce
- const txMeta = this.getTx(txId)
+ const txMeta = this.txStateManager.getTx(txId)
const fromAddress = txMeta.txParams.from
// wait for a nonce
nonceLock = await this.nonceTracker.getNonceLock(fromAddress)
@@ -249,14 +176,14 @@ module.exports = class TransactionController extends EventEmitter {
txMeta.txParams.nonce = nonceLock.nextNonce
// add nonce debugging information to txMeta
txMeta.nonceDetails = nonceLock.nonceDetails
- this.updateTx(txMeta)
+ this.txStateManager.updateTx(txMeta)
// sign transaction
const rawTx = await this.signTransaction(txId)
await this.publishTransaction(txId, rawTx)
// must set transaction to submitted/failed before releasing lock
nonceLock.releaseLock()
} catch (err) {
- this.setTxStatusFailed(txId, err)
+ this.txStateManager.setTxStatusFailed(txId, err)
// must set transaction to submitted/failed before releasing lock
if (nonceLock) nonceLock.releaseLock()
// continue with error chain
@@ -265,29 +192,29 @@ module.exports = class TransactionController extends EventEmitter {
}
async signTransaction (txId) {
- const txMeta = this.getTx(txId)
+ const txMeta = this.txStateManager.getTx(txId)
const txParams = txMeta.txParams
const fromAddress = txParams.from
// add network/chain id
txParams.chainId = this.getChainId()
const ethTx = this.txProviderUtil.buildEthTxFromParams(txParams)
await this.signEthTx(ethTx, fromAddress)
- this.setTxStatusSigned(txMeta.id)
+ this.txStateManager.setTxStatusSigned(txMeta.id)
const rawTx = ethUtil.bufferToHex(ethTx.serialize())
return rawTx
}
async publishTransaction (txId, rawTx) {
- const txMeta = this.getTx(txId)
+ const txMeta = this.txStateManager.getTx(txId)
txMeta.rawTx = rawTx
- this.updateTx(txMeta)
+ this.txStateManager.updateTx(txMeta)
const txHash = await this.txProviderUtil.publishTransaction(rawTx)
this.setTxHash(txId, txHash)
- this.setTxStatusSubmitted(txId)
+ this.txStateManager.setTxStatusSubmitted(txId)
}
async cancelTransaction (txId) {
- this.setTxStatusRejected(txId)
+ this.txStateManager.setTxStatusRejected(txId)
}
@@ -304,103 +231,9 @@ module.exports = class TransactionController extends EventEmitter {
// receives a txHash records the tx as signed
setTxHash (txId, txHash) {
// Add the tx hash to the persisted meta-tx object
- const txMeta = this.getTx(txId)
+ const txMeta = this.txStateManager.getTx(txId)
txMeta.hash = txHash
- this.updateTx(txMeta)
- }
-
- /*
- Takes an object of fields to search for eg:
- let thingsToLookFor = {
- to: '0x0..',
- from: '0x0..',
- status: 'signed',
- err: undefined,
- }
- and returns a list of tx with all
- options matching
-
- ****************HINT****************
- | `err: undefined` is like looking |
- | for a tx with no err |
- | so you can also search txs that |
- | dont have something as well by |
- | setting the value as undefined |
- ************************************
-
- this is for things like filtering a the tx list
- for only tx's from 1 account
- or for filltering for all txs from one account
- and that have been 'confirmed'
- */
- getFilteredTxList (opts) {
- let filteredTxList
- Object.keys(opts).forEach((key) => {
- filteredTxList = this.getTxsByMetaData(key, opts[key], filteredTxList)
- })
- return filteredTxList
- }
-
- getTxsByMetaData (key, value, txList = this.getTxList()) {
- return txList.filter((txMeta) => {
- if (txMeta.txParams[key]) {
- return txMeta.txParams[key] === value
- } else {
- return txMeta[key] === value
- }
- })
- }
-
- // STATUS METHODS
- // get::set status
-
- // should return the status of the tx.
- getTxStatus (txId) {
- const txMeta = this.getTx(txId)
- return txMeta.status
- }
-
- // should update the status of the tx to 'rejected'.
- setTxStatusRejected (txId) {
- this._setTxStatus(txId, 'rejected')
- }
-
- // should update the status of the tx to 'approved'.
- setTxStatusApproved (txId) {
- this._setTxStatus(txId, 'approved')
- }
-
- // should update the status of the tx to 'signed'.
- setTxStatusSigned (txId) {
- this._setTxStatus(txId, 'signed')
- }
-
- // should update the status of the tx to 'submitted'.
- setTxStatusSubmitted (txId) {
- this._setTxStatus(txId, 'submitted')
- }
-
- // should update the status of the tx to 'confirmed'.
- setTxStatusConfirmed (txId) {
- this._setTxStatus(txId, 'confirmed')
- }
-
- setTxStatusFailed (txId, err) {
- const txMeta = this.getTx(txId)
- txMeta.err = {
- message: err.toString(),
- stack: err.stack,
- }
- this.updateTx(txMeta)
- this._setTxStatus(txId, 'failed')
- }
-
- // merges txParams obj onto txData.txParams
- // use extend to ensure that all fields are filled
- updateTxParams (txId, txParams) {
- const txMeta = this.getTx(txId)
- txMeta.txParams = extend(txMeta.txParams, txParams)
- this.updateTx(txMeta)
+ this.txStateManager.updateTx(txMeta)
}
/* _____________________________________
@@ -408,37 +241,9 @@ module.exports = class TransactionController extends EventEmitter {
| PRIVATE METHODS |
|______________________________________*/
-
- // Should find the tx in the tx list and
- // update it.
- // should set the status in txData
- // - `'unapproved'` the user has not responded
- // - `'rejected'` the user has responded no!
- // - `'approved'` the user has approved the tx
- // - `'signed'` the tx is signed
- // - `'submitted'` the tx is sent to a server
- // - `'confirmed'` the tx has been included in a block.
- // - `'failed'` the tx failed for some reason, included on tx data.
- _setTxStatus (txId, status) {
- const txMeta = this.getTx(txId)
- txMeta.status = status
- this.emit(`${txMeta.id}:${status}`, txId)
- if (status === 'submitted' || status === 'rejected') {
- this.emit(`${txMeta.id}:finished`, txMeta)
- }
- this.updateTx(txMeta)
- this.emit('updateBadge')
- }
-
- // Saves the new/updated txList.
- // Function is intended only for internal use
- _saveTxList (transactions) {
- this.store.updateState({ transactions })
- }
-
_updateMemstore () {
- const unapprovedTxs = this.getUnapprovedTxList()
- const selectedAddressTxList = this.getFilteredTxList({
+ const unapprovedTxs = this.txStateManager.getUnapprovedTxList()
+ const selectedAddressTxList = this.txStateManager.getFilteredTxList({
from: this.getSelectedAddress(),
metamaskNetworkId: this.getNetwork(),
})
diff --git a/app/scripts/lib/tx-state-manager.js b/app/scripts/lib/tx-state-manager.js
new file mode 100644
index 000000000..d3314c286
--- /dev/null
+++ b/app/scripts/lib/tx-state-manager.js
@@ -0,0 +1,222 @@
+const extend = require('xtend')
+const ObservableStore = require('obs-store')
+const txStateHistoryHelper = require('./tx-state-history-helper')
+
+module.exports = class TransactionStateManger extends ObservableStore {
+ constructor ({initState, txHistoryLimit, getNetwork}) {
+ super(initState)
+ this.txHistoryLimit = txHistoryLimit
+ this.getNetwork = getNetwork
+ }
+ // Returns the number of txs for the current network.
+ getTxCount () {
+ return this.getTxList().length
+ }
+
+ getTxList () {
+ const network = this.getNetwork()
+ const fullTxList = this.getFullTxList()
+ return fullTxList.filter((txMeta) => txMeta.metamaskNetworkId === network)
+ }
+
+ getFullTxList () {
+ return this.getState().transactions
+ }
+
+ // Returns the tx list
+
+ getUnapprovedTxList () {
+ const txList = this.getTxsByMetaData('status', 'unapproved')
+ return txList.reduce((result, tx) => {
+ result[tx.id] = tx
+ return result
+ }, {})
+ }
+
+
+ addTx (txMeta) {
+ this.once(`${txMeta.id}:signed`, function (txId) {
+ this.removeAllListeners(`${txMeta.id}:rejected`)
+ })
+ this.once(`${txMeta.id}:rejected`, function (txId) {
+ this.removeAllListeners(`${txMeta.id}:signed`)
+ })
+ // initialize history
+ txMeta.history = []
+ // capture initial snapshot of txMeta for history
+ const snapshot = txStateHistoryHelper.snapshotFromTxMeta(txMeta)
+ txMeta.history.push(snapshot)
+
+ const transactions = this.getFullTxList()
+ const txCount = this.getTxCount()
+ const txHistoryLimit = this.txHistoryLimit
+
+ // checks if the length of the tx history is
+ // longer then desired persistence limit
+ // and then if it is removes only confirmed
+ // or rejected tx's.
+ // not tx's that are pending or unapproved
+ if (txCount > txHistoryLimit - 1) {
+ const index = transactions.findIndex((metaTx) => ((metaTx.status === 'confirmed' || metaTx.status === 'rejected')))
+ transactions.splice(index, 1)
+ }
+ transactions.push(txMeta)
+ this._saveTxList(transactions)
+ return txMeta
+ }
+ // gets tx by Id and returns it
+ getTx (txId) {
+ const txMeta = this.getTxsByMetaData('id', txId)[0]
+ return txMeta
+ }
+
+ updateTx (txMeta) {
+ // create txMeta snapshot for history
+ const currentState = txStateHistoryHelper.snapshotFromTxMeta(txMeta)
+ // recover previous tx state obj
+ const previousState = txStateHistoryHelper.replayHistory(txMeta.history)
+ // generate history entry and add to history
+ const entry = txStateHistoryHelper.generateHistoryEntry(previousState, currentState)
+ txMeta.history.push(entry)
+
+ // commit txMeta to state
+ const txId = txMeta.id
+ const txList = this.getFullTxList()
+ const index = txList.findIndex(txData => txData.id === txId)
+ txList[index] = txMeta
+ this._saveTxList(txList)
+ }
+
+
+ // merges txParams obj onto txData.txParams
+ // use extend to ensure that all fields are filled
+ updateTxParams (txId, txParams) {
+ const txMeta = this.getTx(txId)
+ txMeta.txParams = extend(txMeta.txParams, txParams)
+ this.updateTx(txMeta)
+ }
+
+/*
+ Takes an object of fields to search for eg:
+ let thingsToLookFor = {
+ to: '0x0..',
+ from: '0x0..',
+ status: 'signed',
+ err: undefined,
+ }
+ and returns a list of tx with all
+ options matching
+
+ ****************HINT****************
+ | `err: undefined` is like looking |
+ | for a tx with no err |
+ | so you can also search txs that |
+ | dont have something as well by |
+ | setting the value as undefined |
+ ************************************
+
+ this is for things like filtering a the tx list
+ for only tx's from 1 account
+ or for filltering for all txs from one account
+ and that have been 'confirmed'
+ */
+ getFilteredTxList (opts, initialList) {
+ let filteredTxList = initialList
+ Object.keys(opts).forEach((key) => {
+ filteredTxList = this.getTxsByMetaData(key, opts[key], filteredTxList)
+ })
+ return filteredTxList
+ }
+
+ getTxsByMetaData (key, value, txList = this.getTxList()) {
+ return txList.filter((txMeta) => {
+ if (txMeta.txParams[key]) {
+ return txMeta.txParams[key] === value
+ } else {
+ return txMeta[key] === value
+ }
+ })
+ }
+
+ // STATUS METHODS
+ // statuses:
+ // - `'unapproved'` the user has not responded
+ // - `'rejected'` the user has responded no!
+ // - `'approved'` the user has approved the tx
+ // - `'signed'` the tx is signed
+ // - `'submitted'` the tx is sent to a server
+ // - `'confirmed'` the tx has been included in a block.
+ // - `'failed'` the tx failed for some reason, included on tx data.
+
+ // get::set status
+
+ // should return the status of the tx.
+ getTxStatus (txId) {
+ const txMeta = this.getTx(txId)
+ return txMeta.status
+ }
+
+ // should update the status of the tx to 'rejected'.
+ setTxStatusRejected (txId) {
+ this._setTxStatus(txId, 'rejected')
+ }
+
+ // should update the status of the tx to 'approved'.
+ setTxStatusApproved (txId) {
+ this._setTxStatus(txId, 'approved')
+ }
+
+ // should update the status of the tx to 'signed'.
+ setTxStatusSigned (txId) {
+ this._setTxStatus(txId, 'signed')
+ }
+
+ // should update the status of the tx to 'submitted'.
+ setTxStatusSubmitted (txId) {
+ this._setTxStatus(txId, 'submitted')
+ }
+
+ // should update the status of the tx to 'confirmed'.
+ setTxStatusConfirmed (txId) {
+ this._setTxStatus(txId, 'confirmed')
+ }
+
+ setTxStatusFailed (txId, reason) {
+ const txMeta = this.getTx(txId)
+ txMeta.err = reason
+ this.updateTx(txMeta)
+ this._setTxStatus(txId, 'failed')
+ }
+
+/* _____________________________________
+| |
+| PRIVATE METHODS |
+|______________________________________*/
+
+ // Should find the tx in the tx list and
+ // update it.
+ // should set the status in txData
+ // - `'unapproved'` the user has not responded
+ // - `'rejected'` the user has responded no!
+ // - `'approved'` the user has approved the tx
+ // - `'signed'` the tx is signed
+ // - `'submitted'` the tx is sent to a server
+ // - `'confirmed'` the tx has been included in a block.
+ // - `'failed'` the tx failed for some reason, included on tx data.
+ _setTxStatus (txId, status) {
+ const txMeta = this.getTx(txId)
+ txMeta.status = status
+ this.emit(`${txMeta.id}:${status}`, txId)
+ if (status === 'submitted' || status === 'rejected') {
+ this.emit(`${txMeta.id}:finished`, txMeta)
+ }
+ this.updateTx(txMeta)
+ this.emit('updateBadge')
+ }
+
+ // Saves the new/updated txList.
+ // Function is intended only for internal use
+ _saveTxList (transactions) {
+ this.updateState({ transactions })
+ }
+} \ No newline at end of file
diff --git a/app/scripts/metamask-controller.js b/app/scripts/metamask-controller.js
index a007d6fc5..7137190ac 100644
--- a/app/scripts/metamask-controller.js
+++ b/app/scripts/metamask-controller.js
@@ -133,7 +133,7 @@ module.exports = class MetamaskController extends EventEmitter {
this.publicConfigStore = this.initPublicConfigStore()
// manual disk state subscriptions
- this.txController.store.subscribe((state) => {
+ this.txController.txStateManager.subscribe((state) => {
this.store.updateState({ TransactionController: state })
})
this.keyringController.store.subscribe((state) => {