Add SNT allowance to redux store

app/actions/accounts.js

@@ -1,4 +1,8 @@
-import ERC20Token from 'Embark/contracts/ERC20Token';
+import ERC20Token from 'Embark/contracts/ERC20Token'
+import ENSSubdomainRegistry from 'Embark/contracts/ENSSubdomainRegistry'
+import TestToken from 'Embark/contracts/TestToken'
+
+import { getDefaultAccount } from '../utils/web3Helpers'
 import { actions as accountActions } from '../reducers/accounts'
 import { isNil } from 'lodash'
 
@@ -35,3 +39,14 @@ export const checkAndDispatchStatusContactCode = dispatch => {
     1000
   )
 }
+
+export const fetchAndDispatchSNTAllowance = dispatch => {
+  const { methods: { allowance } } = TestToken;
+  const { receiveSntAllowance } = accountActions;
+  const spender = ENSSubdomainRegistry._address;
+  allowance(getDefaultAccount(), spender)
+    .call()
+    .then(allowance => {
+      dispatch(receiveSntAllowance(allowance))
+    })
+}

app/reducers/accounts.js

@@ -6,14 +6,16 @@ export const types = createTypes([
   'UPDATE_DEFAULT_ACCOUNT',
   'ADD_TO_SNT_TOKEN_BALANCE',
   'SUBTRACT_FROM_SNT_TOKEN_BALANCE',
-  'RECEIVE_STATUS_CONTACT_CODE'
+  'RECEIVE_STATUS_CONTACT_CODE',
+  'RECEIVE_SNT_ALLOWANCE'
 ], 'ACCOUNTS')
 export const actions = {
   receiveAccounts: actionCreator(types.RECEIVE_ACCOUNTS, 'defaultAccount','accounts'),
   updateDefaultAccount: actionCreator(types.UPDATE_DEFAULT_ACCOUNT, 'defaultAccount'),
   addToSntTokenBalance: actionCreator(types.ADD_TO_SNT_TOKEN_BALANCE, 'amount'),
   subtractfromSntTokenBalance: actionCreator(types.SUBTRACT_FROM_SNT_TOKEN_BALANCE, 'amount'),
-  receiveStatusContactCode: actionCreator(types.RECEIVE_STATUS_CONTACT_CODE, 'statusContactCode')
+  receiveStatusContactCode: actionCreator(types.RECEIVE_STATUS_CONTACT_CODE, 'statusContactCode'),
+  receiveSntAllowance: actionCreator(types.RECEIVE_SNT_ALLOWANCE, 'SNTAllowance')
 }
 
 export default function(state = { loading: true, accounts: [] }, action) {
@@ -57,6 +59,10 @@ export default function(state = { loading: true, accounts: [] }, action) {
     const { statusContactCode } = action.payload
     return { ...state, statusContactCode }
   }
+  case types.RECEIVE_SNT_ALLOWANCE: {
+    const { SNTAllowance } = action.payload
+    return { ...state, SNTAllowance }
+  }
   default:
     return state;
   }

app/store/init.js

@@ -1,7 +1,7 @@
 import web3 from "Embark/web3"
 import EmbarkJS from 'Embark/EmbarkJS'
 import store from './configureStore'
-import { fetchAndDispatchAccountsWithBalances, checkAndDispatchStatusContactCode } from '../actions/accounts'
+import { fetchAndDispatchSNTAllowance, fetchAndDispatchAccountsWithBalances, checkAndDispatchStatusContactCode } from '../actions/accounts'
 
 const dispatch = action => store.dispatch(action)
 
@@ -9,5 +9,6 @@ export default () => {
   __embarkContext.execWhenReady(async () => {
     fetchAndDispatchAccountsWithBalances(web3, dispatch)
     checkAndDispatchStatusContactCode(dispatch)
+    fetchAndDispatchSNTAllowance(dispatch)
   })
 }