Merge pull request #2260 from MetaMask/history-notes

transaction - provide notes for history

app/scripts/controllers/transactions.js

@@ -66,13 +66,15 @@ module.exports = class TransactionController extends EventEmitter {
 
     this.txStateManager.store.subscribe(() => this.emit('update:badge'))
 
-    this.pendingTxTracker.on('tx:warning', this.txStateManager.updateTx.bind(this.txStateManager))
+    this.pendingTxTracker.on('tx:warning', (txMeta) => {
+      this.txStateManager.updateTx(txMeta, 'transactions/pending-tx-tracker#event: tx:warning')
+    })
     this.pendingTxTracker.on('tx:failed', this.txStateManager.setTxStatusFailed.bind(this.txStateManager))
     this.pendingTxTracker.on('tx:confirmed', this.txStateManager.setTxStatusConfirmed.bind(this.txStateManager))
     this.pendingTxTracker.on('tx:retry', (txMeta) => {
       if (!('retryCount' in txMeta)) txMeta.retryCount = 0
       txMeta.retryCount++
-      this.txStateManager.updateTx(txMeta)
+      this.txStateManager.updateTx(txMeta, 'transactions/pending-tx-tracker#event: tx:retry')
     })
 
     this.blockTracker.on('block', this.pendingTxTracker.checkForTxInBlock.bind(this.pendingTxTracker))
@@ -168,14 +170,14 @@ module.exports = class TransactionController extends EventEmitter {
     const txParams = txMeta.txParams
     // ensure value
     const gasPrice = txParams.gasPrice || await this.query.gasPrice()
-    txParams.value = txParams.value || '0x0'
     txParams.gasPrice = ethUtil.addHexPrefix(gasPrice.toString(16))
+    txParams.value = txParams.value || '0x0'
     // set gasLimit
     return await this.txGasUtil.analyzeGasUsage(txMeta)
   }
 
   async updateAndApproveTransaction (txMeta) {
-    this.txStateManager.updateTx(txMeta)
+    this.txStateManager.updateTx(txMeta, 'confTx: user approved transaction')
     await this.approveTransaction(txMeta.id)
   }
 
@@ -193,7 +195,7 @@ module.exports = class TransactionController extends EventEmitter {
       txMeta.txParams.nonce = ethUtil.addHexPrefix(nonceLock.nextNonce.toString(16))
       // add nonce debugging information to txMeta
       txMeta.nonceDetails = nonceLock.nonceDetails
-      this.txStateManager.updateTx(txMeta)
+      this.txStateManager.updateTx(txMeta, 'transactions#approveTransaction')
       // sign transaction
       const rawTx = await this.signTransaction(txId)
       await this.publishTransaction(txId, rawTx)
@@ -224,7 +226,7 @@ module.exports = class TransactionController extends EventEmitter {
   async publishTransaction (txId, rawTx) {
     const txMeta = this.txStateManager.getTx(txId)
     txMeta.rawTx = rawTx
-    this.txStateManager.updateTx(txMeta)
+    this.txStateManager.updateTx(txMeta, 'transactions#publishTransaction')
     const txHash = await this.query.sendRawTransaction(rawTx)
     this.setTxHash(txId, txHash)
     this.txStateManager.setTxStatusSubmitted(txId)
@@ -239,7 +241,7 @@ module.exports = class TransactionController extends EventEmitter {
     // Add the tx hash to the persisted meta-tx object
     const txMeta = this.txStateManager.getTx(txId)
     txMeta.hash = txHash
-    this.txStateManager.updateTx(txMeta)
+    this.txStateManager.updateTx(txMeta, 'transactions#setTxHash')
   }
 
 //

app/scripts/lib/tx-state-history-helper.js

@@ -20,8 +20,11 @@ function migrateFromSnapshotsToDiffs(longHistory) {
   )
 }
 
-function generateHistoryEntry(previousState, newState) {
+function generateHistoryEntry(previousState, newState, note) {
-  return jsonDiffer.compare(previousState, newState)
+  const entry = jsonDiffer.compare(previousState, newState)
+  // Add a note to the first op, since it breaks if we append it to the entry
+  if (note && entry[0]) entry[0].note = note
+  return entry
 }
 
 function replayHistory(_shortHistory) {

app/scripts/lib/tx-state-manager.js

@@ -82,7 +82,7 @@ module.exports = class TransactionStateManger extends EventEmitter {
     return txMeta
   }
 
-  updateTx (txMeta) {
+  updateTx (txMeta, note) {
     if (txMeta.txParams) {
       Object.keys(txMeta.txParams).forEach((key) => {
         let value = txMeta.txParams[key]
@@ -96,7 +96,7 @@ module.exports = class TransactionStateManger extends EventEmitter {
     // recover previous tx state obj
     const previousState = txStateHistoryHelper.replayHistory(txMeta.history)
     // generate history entry and add to history
-    const entry = txStateHistoryHelper.generateHistoryEntry(previousState, currentState)
+    const entry = txStateHistoryHelper.generateHistoryEntry(previousState, currentState, note)
     txMeta.history.push(entry)
 
     // commit txMeta to state
@@ -113,7 +113,7 @@ module.exports = class TransactionStateManger extends EventEmitter {
   updateTxParams (txId, txParams) {
     const txMeta = this.getTx(txId)
     txMeta.txParams = extend(txMeta.txParams, txParams)
-    this.updateTx(txMeta)
+    this.updateTx(txMeta, `txStateManager#updateTxParams`)
   }
 
 /*
@@ -233,7 +233,7 @@ module.exports = class TransactionStateManger extends EventEmitter {
     if (status === 'submitted' || status === 'rejected') {
       this.emit(`${txMeta.id}:finished`, txMeta)
     }
-    this.updateTx(txMeta)
+    this.updateTx(txMeta, `txStateManager: setting status to ${status}`)
     this.emit('update:badge')
   }
 

test/unit/tx-state-history-helper.js

@@ -23,16 +23,16 @@ describe('tx-state-history-helper', function () {
 
   it('replaying history does not mutate the original obj', function () {
     const initialState = { test: true, message: 'hello', value: 1 }
-    const diff1 = {
+    const diff1 = [{
       "op": "replace",
       "path": "/message",
       "value": "haay",
-    }
+    }]
-    const diff2 = {
+    const diff2 = [{
       "op": "replace",
       "path": "/value",
       "value": 2,
-    }
+    }]
     const history = [initialState, diff1, diff2]
 
     const beforeStateSnapshot = JSON.stringify(initialState)
@@ -42,4 +42,5 @@ describe('tx-state-history-helper', function () {
     assert.notEqual(initialState, latestState, 'initial state is not the same obj as the latest state')
     assert.equal(beforeStateSnapshot, afterStateSnapshot, 'initial state is not modified during run')
   })
+
 })