Removing obsolete client-side transaction metrics events (#11329)

* Removing metametrics send count tracking

* Removing client side Transaction Completed and Canceled events

.storybook/test-data.js

@@ -140,7 +140,6 @@ const state = {
       }
     },
     "participateInMetaMetrics": true,
-    "metaMetricsSendCount": 2,
     "nextNonce": 71,
     "connectedStatusPopoverHasBeenShown": true,
     "swapsWelcomeMessageHasBeenShown": true,

app/scripts/controllers/metametrics.js

@@ -7,30 +7,6 @@ import {
   METAMETRICS_BACKGROUND_PAGE_OBJECT,
 } from '../../../shared/constants/metametrics';
 
-/**
- * Used to determine whether or not to attach a user's metametrics id
- * to events that include on-chain data. This helps to prevent identifying
- * a user by being able to trace their activity on etherscan/block exploring
- */
-const trackableSendCounts = {
-  1: true,
-  10: true,
-  30: true,
-  50: true,
-  100: true,
-  250: true,
-  500: true,
-  1000: true,
-  2500: true,
-  5000: true,
-  10000: true,
-  25000: true,
-};
-
-export function sendCountIsTrackable(sendCount) {
-  return Boolean(trackableSendCounts[sendCount]);
-}
-
 /**
  * @typedef {import('../../../shared/constants/metametrics').MetaMetricsContext} MetaMetricsContext
  * @typedef {import('../../../shared/constants/metametrics').MetaMetricsEventPayload} MetaMetricsEventPayload
@@ -48,9 +24,6 @@ export function sendCountIsTrackable(sendCount) {
  * @property {?boolean} participateInMetaMetrics - The user's preference for
  *  participating in the MetaMetrics analytics program. This setting controls
  *  whether or not events are tracked
- * @property {number} metaMetricsSendCount - How many send transactions have
- *  been tracked through this controller. Used to prevent attaching sensitive
- *  data that can be traced through on chain data.
  */
 
 export default class MetaMetricsController {
@@ -89,7 +62,6 @@ export default class MetaMetricsController {
     this.store = new ObservableStore({
       participateInMetaMetrics: null,
       metaMetricsId: null,
-      metaMetricsSendCount: 0,
       ...initState,
     });
 
@@ -138,10 +110,6 @@ export default class MetaMetricsController {
     return this.store.getState();
   }
 
-  setMetaMetricsSendCount(val) {
-    this.store.updateState({ metaMetricsSendCount: val });
-  }
-
   /**
    * Build the context object to attach to page and track events.
    * @private
@@ -231,11 +199,7 @@ export default class MetaMetricsController {
     // to be updated to work with the new tracking plan. I think we should use
     // a config setting for this instead of trying to match the event name
     const isSendFlow = Boolean(payload.event.match(/^send|^confirm/iu));
-    if (
-      isSendFlow &&
-      this.state.metaMetricsSendCount &&
-      !sendCountIsTrackable(this.state.metaMetricsSendCount + 1)
-    ) {
+    if (isSendFlow) {
       excludeMetaMetricsId = true;
     }
     // If we are tracking sensitive data we will always use the anonymousId

app/scripts/controllers/metametrics.test.js

@@ -84,7 +84,6 @@ function getMockPreferencesStore({ currentLocale = LOCALE } = {}) {
 function getMetaMetricsController({
   participateInMetaMetrics = true,
   metaMetricsId = TEST_META_METRICS_ID,
-  metaMetricsSendCount = 0,
   preferencesStore = getMockPreferencesStore(),
   networkController = getMockNetworkController(),
 } = {}) {
@@ -106,7 +105,6 @@ function getMetaMetricsController({
     initState: {
       participateInMetaMetrics,
       metaMetricsId,
-      metaMetricsSendCount,
     },
   });
 }
@@ -198,14 +196,6 @@ describe('MetaMetricsController', function () {
     });
   });
 
-  describe('setMetaMetricsSendCount', function () {
-    it('should update the send count in state', function () {
-      const metaMetricsController = getMetaMetricsController();
-      metaMetricsController.setMetaMetricsSendCount(1);
-      assert.equal(metaMetricsController.state.metaMetricsSendCount, 1);
-    });
-  });
-
   describe('trackEvent', function () {
     it('should not track an event if user is not participating in metametrics', function () {
       const mock = sinon.mock(segment);
@@ -337,61 +327,6 @@ describe('MetaMetricsController', function () {
       mock.verify();
     });
 
-    it('should use anonymousId when metametrics send count is not trackable in send flow', function () {
-      const mock = sinon.mock(segment);
-      const metaMetricsController = getMetaMetricsController({
-        metaMetricsSendCount: 1,
-      });
-      mock
-        .expects('track')
-        .once()
-        .withArgs({
-          event: 'Send Fake Event',
-          anonymousId: METAMETRICS_ANONYMOUS_ID,
-          context: DEFAULT_TEST_CONTEXT,
-          properties: {
-            test: 1,
-            ...DEFAULT_EVENT_PROPERTIES,
-          },
-        });
-      metaMetricsController.trackEvent({
-        event: 'Send Fake Event',
-        category: 'Unit Test',
-        properties: {
-          test: 1,
-        },
-      });
-      mock.verify();
-    });
-
-    it('should use user metametrics id when metametrics send count is trackable in send flow', function () {
-      const mock = sinon.mock(segment);
-      const metaMetricsController = getMetaMetricsController();
-      mock
-        .expects('track')
-        .once()
-        .withArgs({
-          event: 'Send Fake Event',
-          userId: TEST_META_METRICS_ID,
-          context: DEFAULT_TEST_CONTEXT,
-          properties: {
-            test: 1,
-            ...DEFAULT_EVENT_PROPERTIES,
-          },
-        });
-      metaMetricsController.trackEvent(
-        {
-          event: 'Send Fake Event',
-          category: 'Unit Test',
-          properties: {
-            test: 1,
-          },
-        },
-        { metaMetricsSendCount: 0 },
-      );
-      mock.verify();
-    });
-
     it('should immediately flush queue if flushImmediately set to true', async function () {
       const metaMetricsController = getMetaMetricsController();
       const flushStub = sinon.stub(segment, 'flush');

app/scripts/lib/setupSentry.js

@@ -36,7 +36,6 @@ export const SENTRY_STATE = {
     isInitialized: true,
     isUnlocked: true,
     metaMetricsId: true,
-    metaMetricsSendCount: true,
     nativeCurrency: true,
     network: true,
     nextNonce: true,

app/scripts/metamask-controller.js

@@ -676,7 +676,6 @@ export default class MetamaskController extends EventEmitter {
       setUsePhishDetect: this.setUsePhishDetect.bind(this),
       setIpfsGateway: this.setIpfsGateway.bind(this),
       setParticipateInMetaMetrics: this.setParticipateInMetaMetrics.bind(this),
-      setMetaMetricsSendCount: this.setMetaMetricsSendCount.bind(this),
       setFirstTimeFlowType: this.setFirstTimeFlowType.bind(this),
       setCurrentLocale: this.setCurrentLocale.bind(this),
       markPasswordForgotten: this.markPasswordForgotten.bind(this),
@@ -2760,18 +2759,6 @@ export default class MetamaskController extends EventEmitter {
     }
   }
 
-  setMetaMetricsSendCount(val, cb) {
-    try {
-      this.metaMetricsController.setMetaMetricsSendCount(val);
-      cb(null);
-      return;
-    } catch (err) {
-      cb(err);
-      // eslint-disable-next-line no-useless-return
-      return;
-    }
-  }
-
   /**
    * Sets the type of first time flow the user wishes to follow: create or import
    * @param {string} type - Indicates the type of first time flow the user wishes to follow

app/scripts/migrations/062.js

@@ -0,0 +1,28 @@
+import { cloneDeep } from 'lodash';
+
+const version = 62;
+
+/**
+ * Removes metaMetricsSendCount from MetaMetrics controller
+ */
+export default {
+  version,
+  async migrate(originalVersionedData) {
+    const versionedData = cloneDeep(originalVersionedData);
+    versionedData.meta.version = version;
+    const state = versionedData.data;
+    const newState = transformState(state);
+    versionedData.data = newState;
+    return versionedData;
+  },
+};
+
+function transformState(state) {
+  if (state.MetaMetricsController) {
+    const { metaMetricsSendCount } = state.MetaMetricsController;
+    if (metaMetricsSendCount !== undefined) {
+      delete state.MetaMetricsController.metaMetricsSendCount;
+    }
+  }
+  return state;
+}

app/scripts/migrations/062.test.js

@@ -0,0 +1,80 @@
+import { strict as assert } from 'assert';
+import migration62 from './062';
+
+describe('migration #62', function () {
+  it('should update the version metadata', async function () {
+    const oldStorage = {
+      meta: {
+        version: 61,
+      },
+      data: {},
+    };
+
+    const newStorage = await migration62.migrate(oldStorage);
+    assert.deepEqual(newStorage.meta, {
+      version: 62,
+    });
+  });
+
+  it('should remove metaMetricsSendCount from MetaMetricsController', async function () {
+    const oldStorage = {
+      meta: {},
+      data: {
+        MetaMetricsController: {
+          metaMetricsSendCount: 1,
+          bar: 'baz',
+        },
+        foo: 'bar',
+      },
+    };
+
+    const newStorage = await migration62.migrate(oldStorage);
+    assert.deepStrictEqual(newStorage.data, {
+      MetaMetricsController: {
+        bar: 'baz',
+      },
+      foo: 'bar',
+    });
+  });
+
+  it('should remove metaMetricsSendCount from MetaMetricsController (falsey but defined)', async function () {
+    const oldStorage = {
+      meta: {},
+      data: {
+        MetaMetricsController: {
+          metaMetricsSendCount: 0,
+          bar: 'baz',
+        },
+        foo: 'bar',
+      },
+    };
+
+    const newStorage = await migration62.migrate(oldStorage);
+    assert.deepStrictEqual(newStorage.data, {
+      MetaMetricsController: {
+        bar: 'baz',
+      },
+      foo: 'bar',
+    });
+  });
+
+  it('should not modify MetaMetricsController when metaMetricsSendCount is undefined', async function () {
+    const oldStorage = {
+      meta: {},
+      data: {
+        MetaMetricsController: {
+          bar: 'baz',
+        },
+        foo: 'bar',
+      },
+    };
+
+    const newStorage = await migration62.migrate(oldStorage);
+    assert.deepStrictEqual(newStorage.data, {
+      MetaMetricsController: {
+        bar: 'baz',
+      },
+      foo: 'bar',
+    });
+  });
+});

app/scripts/migrations/index.js

@@ -66,6 +66,7 @@ const migrations = [
   require('./059').default,
   require('./060').default,
   require('./061').default,
+  require('./062').default,
 ];
 
 export default migrations;

test/e2e/fixtures/address-entry/state.json

@@ -128,7 +128,6 @@
       "knownMethodData": {},
       "lostIdentities": {},
       "metaMetricsId": null,
-      "metaMetricsSendCount": 0,
       "participateInMetaMetrics": false,
       "preferences": {
         "useNativeCurrencyAsPrimaryCurrency": true

test/e2e/fixtures/connected-state/state.json

@@ -138,7 +138,6 @@
       },
       "completedOnboarding": true,
       "metaMetricsId": null,
-      "metaMetricsSendCount": 0,
       "ipfsGateway": "dweb.link",
       "selectedAddress": "0x5cfe73b6021e818b776b421b1c4db2474086a7e1"
     },

test/e2e/fixtures/custom-rpc/state.json

@@ -129,7 +129,6 @@
       "knownMethodData": {},
       "lostIdentities": {},
       "metaMetricsId": null,
-      "metaMetricsSendCount": 0,
       "participateInMetaMetrics": false,
       "preferences": {
         "useNativeCurrencyAsPrimaryCurrency": true

test/e2e/fixtures/custom-token/state.json

@@ -121,7 +121,6 @@
       "knownMethodData": {},
       "lostIdentities": {},
       "metaMetricsId": null,
-      "metaMetricsSendCount": 0,
       "participateInMetaMetrics": false,
       "preferences": {
         "useNativeCurrencyAsPrimaryCurrency": true

test/e2e/fixtures/import-ui/state.json

@@ -125,8 +125,7 @@
     },
     "MetaMetricsController": {
       "participateInMetaMetrics": false,
-      "metaMetricsId": null,
-      "metaMetricsSendCount": 1
+      "metaMetricsId": null
     },
     "PermissionsController": {
       "permissionsRequests": [],

test/e2e/fixtures/imported-account/state.json

@@ -114,7 +114,6 @@
       "knownMethodData": {},
       "lostIdentities": {},
       "metaMetricsId": null,
-      "metaMetricsSendCount": 0,
       "participateInMetaMetrics": false,
       "preferences": {
         "useNativeCurrencyAsPrimaryCurrency": true

test/e2e/fixtures/localization/state.json

@@ -114,7 +114,6 @@
       "knownMethodData": {},
       "lostIdentities": {},
       "metaMetricsId": null,
-      "metaMetricsSendCount": 0,
       "participateInMetaMetrics": false,
       "preferences": {
         "showFiatInTestnets": true,

test/e2e/fixtures/metrics-enabled/state.json

@@ -138,7 +138,6 @@
       },
       "completedOnboarding": true,
       "metaMetricsId": "fake-metrics-id",
-      "metaMetricsSendCount": 0,
       "ipfsGateway": "dweb.link",
       "selectedAddress": "0x5cfe73b6021e818b776b421b1c4db2474086a7e1"
     },

test/e2e/fixtures/send-edit/state.json

@@ -115,7 +115,6 @@
       "knownMethodData": {},
       "lostIdentities": {},
       "metaMetricsId": null,
-      "metaMetricsSendCount": 0,
       "participateInMetaMetrics": false,
       "preferences": {
         "useNativeCurrencyAsPrimaryCurrency": true

test/e2e/fixtures/threebox-enabled/state.json

@@ -120,8 +120,7 @@
     },
     "MetaMetricsController": {
       "metaMetricsId": null,
-      "participateInMetaMetrics": false,
-      "metaMetricsSendCount": 0
+      "participateInMetaMetrics": false
     },
     "ThreeBoxController": {
       "threeBoxSyncingAllowed": true,

ui/ducks/metamask/metamask.js

@@ -33,7 +33,6 @@ export default function reduceMetamask(state = {}, action) {
     completedOnboarding: false,
     knownMethodData: {},
     participateInMetaMetrics: null,
-    metaMetricsSendCount: 0,
     nextNonce: null,
     conversionRate: null,
     nativeCurrency: 'ETH',
@@ -126,12 +125,6 @@ export default function reduceMetamask(state = {}, action) {
         participateInMetaMetrics: action.value,
       };
 
-    case actionConstants.SET_METAMETRICS_SEND_COUNT:
-      return {
-        ...metamaskState,
-        metaMetricsSendCount: action.value,
-      };
-
     case actionConstants.SET_USE_BLOCKIE:
       return {
         ...metamaskState,

ui/pages/confirm-transaction-base/confirm-transaction-base.component.js

@@ -86,8 +86,6 @@ export default class ConfirmTransactionBase extends Component {
     hideSubtitle: PropTypes.bool,
     identiconAddress: PropTypes.string,
     onEdit: PropTypes.func,
-    setMetaMetricsSendCount: PropTypes.func,
-    metaMetricsSendCount: PropTypes.number,
     subtitleComponent: PropTypes.node,
     title: PropTypes.string,
     advancedInlineGasShown: PropTypes.bool,
@@ -475,35 +473,16 @@ export default class ConfirmTransactionBase extends Component {
   }
 
   handleCancel() {
-    const { metricsEvent } = this.context;
     const {
       txData,
       cancelTransaction,
       history,
       mostRecentOverviewPage,
       clearConfirmTransaction,
-      actionKey,
-      txData: { origin },
-      methodData = {},
       updateCustomNonce,
     } = this.props;
 
     this._removeBeforeUnload();
-    metricsEvent({
-      eventOpts: {
-        category: 'Transactions',
-        action: 'Confirm Screen',
-        name: 'Cancel',
-      },
-      customVariables: {
-        recipientKnown: null,
-        functionType:
-          actionKey ||
-          getMethodName(methodData.name) ||
-          TRANSACTION_TYPES.CONTRACT_INTERACTION,
-        origin,
-      },
-    });
     updateCustomNonce('');
     cancelTransaction(txData).then(() => {
       clearConfirmTransaction();
@@ -512,18 +491,12 @@ export default class ConfirmTransactionBase extends Component {
   }
 
   handleSubmit() {
-    const { metricsEvent } = this.context;
     const {
-      txData: { origin },
       sendTransaction,
       clearConfirmTransaction,
       txData,
       history,
-      actionKey,
       mostRecentOverviewPage,
-      metaMetricsSendCount = 0,
-      setMetaMetricsSendCount,
-      methodData = {},
       updateCustomNonce,
     } = this.props;
     const { submitting } = this.state;
@@ -539,44 +512,27 @@ export default class ConfirmTransactionBase extends Component {
       },
       () => {
         this._removeBeforeUnload();
-        metricsEvent({
-          eventOpts: {
-            category: 'Transactions',
-            action: 'Confirm Screen',
-            name: 'Transaction Completed',
-          },
-          customVariables: {
-            recipientKnown: null,
-            functionType:
-              actionKey ||
-              getMethodName(methodData.name) ||
-              TRANSACTION_TYPES.CONTRACT_INTERACTION,
-            origin,
-          },
-        });
 
-        setMetaMetricsSendCount(metaMetricsSendCount + 1).then(() => {
-          sendTransaction(txData)
-            .then(() => {
-              clearConfirmTransaction();
-              this.setState(
-                {
-                  submitting: false,
-                },
-                () => {
-                  history.push(mostRecentOverviewPage);
-                  updateCustomNonce('');
-                },
-              );
-            })
-            .catch((error) => {
-              this.setState({
+        sendTransaction(txData)
+          .then(() => {
+            clearConfirmTransaction();
+            this.setState(
+              {
                 submitting: false,
-                submitError: error.message,
-              });
-              updateCustomNonce('');
+              },
+              () => {
+                history.push(mostRecentOverviewPage);
+                updateCustomNonce('');
+              },
+            );
+          })
+          .catch((error) => {
+            this.setState({
+              submitting: false,
+              submitError: error.message,
             });
-        });
+            updateCustomNonce('');
+          });
       },
     );
   }
@@ -643,18 +599,7 @@ export default class ConfirmTransactionBase extends Component {
   }
 
   _beforeUnload = () => {
-    const { txData: { origin, id } = {}, cancelTransaction } = this.props;
-    const { metricsEvent } = this.context;
-    metricsEvent({
-      eventOpts: {
-        category: 'Transactions',
-        action: 'Confirm Screen',
-        name: 'Cancel Tx Via Notification Close',
-      },
-      customVariables: {
-        origin,
-      },
-    });
+    const { txData: { id } = {}, cancelTransaction } = this.props;
     cancelTransaction({ id });
   };
 

ui/pages/confirm-transaction-base/confirm-transaction-base.container.js

@@ -10,7 +10,6 @@ import {
   cancelTxs,
   updateAndApproveTx,
   showModal,
-  setMetaMetricsSendCount,
   updateTransaction,
   getNextNonce,
   tryReverseResolveAddress,
@@ -76,7 +75,6 @@ const mapStateToProps = (state, ownProps) => {
     assetImages,
     network,
     unapprovedTxs,
-    metaMetricsSendCount,
     nextNonce,
     provider: { chainId },
   } = metamask;
@@ -186,7 +184,6 @@ const mapStateToProps = (state, ownProps) => {
     insufficientBalance,
     hideSubtitle: !isMainnet && !showFiatInTestnets,
     hideFiatConversion: !isMainnet && !showFiatInTestnets,
-    metaMetricsSendCount,
     type,
     nextNonce,
     mostRecentOverviewPage: getMostRecentOverviewPage(state),
@@ -234,7 +231,6 @@ export const mapDispatchToProps = (dispatch) => {
     cancelAllTransactions: (txList) => dispatch(cancelTxs(txList)),
     sendTransaction: (txData) =>
       dispatch(updateAndApproveTx(customNonceMerge(txData))),
-    setMetaMetricsSendCount: (val) => dispatch(setMetaMetricsSendCount(val)),
     getNextNonce: () => dispatch(getNextNonce()),
     setDefaultHomeActiveTabName: (tabName) =>
       dispatch(setDefaultHomeActiveTabName(tabName)),

ui/store/actionConstants.js

@@ -60,7 +60,6 @@ export const UPDATE_CUSTOM_NONCE = 'UPDATE_CUSTOM_NONCE';
 export const SET_IPFS_GATEWAY = 'SET_IPFS_GATEWAY';
 
 export const SET_PARTICIPATE_IN_METAMETRICS = 'SET_PARTICIPATE_IN_METAMETRICS';
-export const SET_METAMETRICS_SEND_COUNT = 'SET_METAMETRICS_SEND_COUNT';
 
 // locale
 export const SET_CURRENT_LOCALE = 'SET_CURRENT_LOCALE';

ui/store/actions.js

@@ -1968,27 +1968,6 @@ export function setParticipateInMetaMetrics(val) {
   };
 }
 
-export function setMetaMetricsSendCount(val) {
-  return (dispatch) => {
-    log.debug(`background.setMetaMetricsSendCount`);
-    return new Promise((resolve, reject) => {
-      background.setMetaMetricsSendCount(val, (err) => {
-        if (err) {
-          dispatch(displayWarning(err.message));
-          reject(err);
-          return;
-        }
-
-        dispatch({
-          type: actionConstants.SET_METAMETRICS_SEND_COUNT,
-          value: val,
-        });
-        resolve(val);
-      });
-    });
-  };
-}
-
 export function setUseBlockie(val) {
   return (dispatch) => {
     dispatch(showLoadingIndication());