chore: display bridge quotes

test/jest/mock-store.js

@@ -3,6 +3,7 @@ import { CHAIN_IDS, CURRENCY_SYMBOLS } from '../../shared/constants/network';
 import { KeyringType } from '../../shared/constants/keyring';
 import { ETH_EOA_METHODS } from '../../shared/constants/eth-methods';
 import { mockNetworkState } from '../stub/networks';
+import { DEFAULT_BRIDGE_CONTROLLER_STATE } from '../../app/scripts/controllers/bridge/constants';
 
 export const createGetSmartTransactionFeesApiResponse = () => {
   return {
@@ -726,6 +727,8 @@ export const createBridgeMockStore = (
           destNetworkAllowlist: [],
           ...featureFlagOverrides,
         },
+        quotes: DEFAULT_BRIDGE_CONTROLLER_STATE.quotes,
+        quoteRequest: DEFAULT_BRIDGE_CONTROLLER_STATE.quoteRequest,
         ...bridgeStateOverrides,
       },
     },

ui/ducks/bridge/selectors.test.ts

@@ -395,7 +395,7 @@ describe('Bridge selectors', () => {
       const state = createBridgeMockStore();
       const result = getToAmount(state as never);
 
-      expect(result).toStrictEqual('0');
+      expect(result).toStrictEqual(undefined);
     });
   });
 

ui/ducks/bridge/selectors.ts

@@ -3,6 +3,7 @@ import {
   NetworkState,
 } from '@metamask/network-controller';
 import { uniqBy } from 'lodash';
+import { createSelector } from 'reselect';
 import {
   getNetworkConfigurationsByChainId,
   getIsBridgeEnabled,
@@ -19,6 +20,10 @@ import {
 import { createDeepEqualSelector } from '../../selectors/util';
 import { getProviderConfig } from '../metamask/metamask';
 import { SwapsTokenObject } from '../../../shared/constants/swaps';
+import { calcTokenAmount } from '../../../shared/lib/transactions-controller-utils';
+// TODO: Remove restricted import
+// eslint-disable-next-line import/no-restricted-paths
+import { RequestStatus } from '../../../app/scripts/controllers/bridge/constants';
 import { BridgeState } from './bridge';
 
 type BridgeAppState = {
@@ -124,10 +129,38 @@ export const getToToken = (
 
 export const getFromAmount = (state: BridgeAppState): string | null =>
   state.bridge.fromTokenInputValue;
-export const getToAmount = (_state: BridgeAppState) => {
-  return '0';
+
+export const getBridgeQuotes = (state: BridgeAppState) => {
+  return {
+    quotes: state.metamask.bridgeState.quotes,
+    quotesLastFetchedMs: state.metamask.bridgeState.quotesLastFetched,
+    isLoading:
+      state.metamask.bridgeState.quotesLoadingStatus === RequestStatus.LOADING,
+  };
 };
 
+export const getRecommendedQuote = createSelector(
+  getBridgeQuotes,
+  ({ quotes }) => {
+    // TODO implement sorting
+    return quotes[0];
+  },
+);
+
+export const getQuoteRequest = (state: BridgeAppState) => {
+  const { quoteRequest } = state.metamask.bridgeState;
+  return quoteRequest;
+};
+
+export const getToAmount = createSelector(getRecommendedQuote, (quote) =>
+  quote
+    ? calcTokenAmount(
+        quote.quote.destTokenAmount,
+        quote.quote.destAsset.decimals,
+      )
+    : undefined,
+);
+
 export const getIsBridgeTx = createDeepEqualSelector(
   getFromChain,
   getToChain,

ui/hooks/bridge/useCountdownTimer.test.ts

@@ -0,0 +1,34 @@
+import { renderHookWithProvider } from '../../../test/lib/render-helpers';
+import { createBridgeMockStore } from '../../../test/jest/mock-store';
+import { flushPromises } from '../../../test/lib/timer-helpers';
+import { useCountdownTimer } from './useCountdownTimer';
+
+jest.useFakeTimers();
+const renderUseCountdownTimer = (mockStoreState: object) =>
+  renderHookWithProvider(() => useCountdownTimer(), mockStoreState);
+
+describe('useCountdownTimer', () => {
+  beforeEach(() => {
+    jest.clearAllMocks();
+    jest.clearAllTimers();
+  });
+
+  it('returns time remaining', async () => {
+    const quotesLastFetched = Date.now();
+    const { result } = renderUseCountdownTimer(
+      createBridgeMockStore({}, {}, { quotesLastFetched }),
+    );
+
+    let i = 0;
+    while (i <= 30) {
+      const secondsLeft = Math.min(30, 30 - i + 1);
+      expect(result.current).toStrictEqual(
+        `0:${secondsLeft < 10 ? '0' : ''}${secondsLeft}`,
+      );
+      i += 10;
+      jest.advanceTimersByTime(10000);
+      await flushPromises();
+    }
+    expect(result.current).toStrictEqual('0:00');
+  });
+});

ui/hooks/bridge/useCountdownTimer.ts

@@ -0,0 +1,37 @@
+import { Duration } from 'luxon';
+import { useEffect, useState } from 'react';
+import { useSelector } from 'react-redux';
+import { getBridgeQuotes } from '../../ducks/bridge/selectors';
+// TODO: Remove restricted import
+// eslint-disable-next-line import/no-restricted-paths
+import { REFRESH_INTERVAL_MS } from '../../../app/scripts/controllers/bridge/constants';
+import { SECOND } from '../../../shared/constants/time';
+
+/**
+ * Custom hook that provides a countdown timer based on the last fetched quotes timestamp.
+ *
+ * This hook calculates the remaining time until the next refresh interval and updates every second.
+ *
+ * @returns The formatted remaining time in 'm:ss' format.
+ */
+export const useCountdownTimer = () => {
+  const [timeRemaining, setTimeRemaining] = useState(REFRESH_INTERVAL_MS);
+  const { quotesLastFetchedMs } = useSelector(getBridgeQuotes);
+
+  useEffect(() => {
+    if (quotesLastFetchedMs) {
+      setTimeRemaining(
+        REFRESH_INTERVAL_MS - (Date.now() - quotesLastFetchedMs),
+      );
+    }
+  }, [quotesLastFetchedMs]);
+
+  useEffect(() => {
+    const interval = setInterval(() => {
+      setTimeRemaining(Math.max(0, timeRemaining - SECOND));
+    }, SECOND);
+    return () => clearInterval(interval);
+  }, [timeRemaining]);
+
+  return Duration.fromMillis(timeRemaining).toFormat('m:ss');
+};

ui/pages/bridge/__snapshots__/index.test.tsx.snap

@@ -61,7 +61,7 @@ exports[`Bridge renders the component with initial props 1`] = `
           data-theme="light"
           disabled=""
         >
-          Select token
+          Select token and amount
         </button>
       </div>
     </div>

ui/pages/bridge/index.scss

@@ -1,6 +1,8 @@
 @use "design-system";
 
 @import 'prepare/index';
+@import 'quotes/index';
+
 
 .bridge {
   max-height: 100vh;

ui/pages/bridge/prepare/__snapshots__/prepare-bridge-page.test.tsx.snap

@@ -9,7 +9,7 @@ exports[`PrepareBridgePage should render the component, with initial state 1`] =
       class="mm-box prepare-bridge-page__content"
     >
       <div
-        class="mm-box prepare-bridge-page__from"
+        class="mm-box bridge-box"
       >
         <div
           class="mm-box prepare-bridge-page__input-row"
@@ -130,7 +130,7 @@ exports[`PrepareBridgePage should render the component, with initial state 1`] =
         </button>
       </div>
       <div
-        class="mm-box prepare-bridge-page__to"
+        class="mm-box bridge-box"
       >
         <div
           class="mm-box prepare-bridge-page__input-row"
@@ -213,7 +213,7 @@ exports[`PrepareBridgePage should render the component, with inputs set 1`] = `
       class="mm-box prepare-bridge-page__content"
     >
       <div
-        class="mm-box prepare-bridge-page__from"
+        class="mm-box bridge-box"
       >
         <div
           class="mm-box prepare-bridge-page__input-row"
@@ -340,7 +340,7 @@ exports[`PrepareBridgePage should render the component, with inputs set 1`] = `
         </button>
       </div>
       <div
-        class="mm-box prepare-bridge-page__to"
+        class="mm-box bridge-box"
       >
         <div
           class="mm-box prepare-bridge-page__input-row"