Feat/preferences controller smart tx opt in

packages/preferences-controller/src/PreferencesController.test.ts

@@ -36,6 +36,7 @@ describe('PreferencesController', () => {
         acc[curr] = true;
         return acc;
       }, {} as { [chainId in EtherscanSupportedHexChainId]: boolean }),
+      smartTransactionsOptInStatus: false,
     });
   });
 
@@ -415,6 +416,12 @@ describe('PreferencesController', () => {
     controller.setEnableNetworkIncomingTransactions('0x1', false);
     expect(controller.state.showIncomingTransactions['0x1']).toBe(false);
   });
+
+  it('should set smartTransactionsOptInStatus', () => {
+    const controller = setupPreferencesController();
+    controller.setSmartTransactionsOptInStatus(true);
+    expect(controller.state.smartTransactionsOptInStatus).toBe(true);
+  });
 });
 
 /**

packages/preferences-controller/src/PreferencesController.ts

@@ -108,6 +108,10 @@ export type PreferencesState = {
    * Controls whether token detection is enabled
    */
   useTokenDetection: boolean;
+  /**
+   * Controls whether smart transactions are opted into
+   */
+  smartTransactionsOptInStatus: boolean;
 };
 
 const metadata = {
@@ -125,6 +129,7 @@ const metadata = {
   showIncomingTransactions: { persist: true, anonymous: true },
   useNftDetection: { persist: true, anonymous: true },
   useTokenDetection: { persist: true, anonymous: true },
+  smartTransactionsOptInStatus: { persist: true, anonymous: true },
 };
 
 const name = 'PreferencesController';
@@ -197,6 +202,7 @@ export function getDefaultPreferencesState() {
     showTestNetworks: false,
     useNftDetection: false,
     useTokenDetection: true,
+    smartTransactionsOptInStatus: false,
   };
 }
 
@@ -497,6 +503,17 @@ export class PreferencesController extends BaseController<
       });
     }
   }
+
+  /**
+   * A setter for the user to opt into smart transactions
+   *
+   * @param smartTransactionsOptInStatus - true to opt into smart transactions
+   */
+  setSmartTransactionsOptInStatus(smartTransactionsOptInStatus: boolean) {
+    this.update((state) => {
+      state.smartTransactionsOptInStatus = smartTransactionsOptInStatus;
+    });
+  }
 }
 
 export default PreferencesController;