Remove almost all JS leftovers

Author: fabioh8010

src/CONST.ts

@@ -4,6 +4,7 @@ import dateSubtract from 'date-fns/sub';
 import Config from 'react-native-config';
 import * as KeyCommand from 'react-native-key-command';
 import type {ValueOf} from 'type-fest';
+import BankAccount from './libs/models/BankAccount';
 import * as Url from './libs/Url';
 import SCREENS from './SCREENS';
 
@@ -1343,6 +1344,14 @@ const CONST = {
             ERROR: 'ERROR',
             EXIT: 'EXIT',
         },
+        DEFAULT_DATA: {
+            bankName: '',
+            plaidAccessToken: '',
+            bankAccounts: [] as [],
+            isLoading: false,
+            error: '',
+            errors: {},
+        },
     },
 
     ONFIDO: {
@@ -3625,31 +3634,43 @@ const CONST = {
             DEBUG: 'DEBUG',
         },
     },
-    REIMBURSEMENT_ACCOUNT_SUBSTEP_INDEX: {
-        BANK_ACCOUNT: {
-            ACCOUNT_NUMBERS: 0,
-        },
-        PERSONAL_INFO: {
-            LEGAL_NAME: 0,
-            DATE_OF_BIRTH: 1,
-            SSN: 2,
-            ADDRESS: 3,
-        },
-        BUSINESS_INFO: {
-            BUSINESS_NAME: 0,
-            TAX_ID_NUMBER: 1,
-            COMPANY_WEBSITE: 2,
-            PHONE_NUMBER: 3,
-            COMPANY_ADDRESS: 4,
-            COMPANY_TYPE: 5,
-            INCORPORATION_DATE: 6,
-            INCORPORATION_STATE: 7,
-        },
-        UBO: {
-            LEGAL_NAME: 0,
-            DATE_OF_BIRTH: 1,
-            SSN: 2,
-            ADDRESS: 3,
+    REIMBURSEMENT_ACCOUNT: {
+        DEFAULT_DATA: {
+            achData: {
+                state: BankAccount.STATE.SETUP,
+            },
+            isLoading: false,
+            errorFields: {},
+            errors: {},
+            maxAttemptsReached: false,
+            shouldShowResetModal: false,
+        },
+        SUBSTEP_INDEX: {
+            BANK_ACCOUNT: {
+                ACCOUNT_NUMBERS: 0,
+            },
+            PERSONAL_INFO: {
+                LEGAL_NAME: 0,
+                DATE_OF_BIRTH: 1,
+                SSN: 2,
+                ADDRESS: 3,
+            },
+            BUSINESS_INFO: {
+                BUSINESS_NAME: 0,
+                TAX_ID_NUMBER: 1,
+                COMPANY_WEBSITE: 2,
+                PHONE_NUMBER: 3,
+                COMPANY_ADDRESS: 4,
+                COMPANY_TYPE: 5,
+                INCORPORATION_DATE: 6,
+                INCORPORATION_STATE: 7,
+            },
+            UBO: {
+                LEGAL_NAME: 0,
+                DATE_OF_BIRTH: 1,
+                SSN: 2,
+                ADDRESS: 3,
+            },
         },
     },
     CURRENCY_TO_DEFAULT_MILEAGE_RATE: JSON.parse(`{