Merge pull request #381 from merofinance/shutdown-pools-support

🚀  Add support for shutdown pools

.github/workflows/ci.yml

@@ -4,7 +4,7 @@ jobs:
   unit_test:
     runs-on: ubuntu-latest
     env:
-      TEST_LLAMA_NODES_ID: ${{ secrets.LLAMA_NODES_PROJECT_ID }}
+      WEB3_INFURA_PROJECT_ID: ${{ secrets.WEB3_INFURA_PROJECT_ID }}
     steps:
       - uses: actions/checkout@v2
       - name: Setup Node
@@ -35,11 +35,11 @@ jobs:
       - name: Setup Node
         uses: actions/setup-node@v3
         with:
-          node-version: 16
+          node-version: 18
       - name: Installing Dependencies
         run: yarn
       - name: Building App
-        run: yarn run build
+        run: export NODE_OPTIONS=--openssl-legacy-provider && yarn run build
       - name: Deploy to Preview Channel
         uses: FirebaseExtended/action-hosting-deploy@v0
         with:

src/app/hooks/use-pools-preview.ts

@@ -54,6 +54,7 @@ const usePoolsPreview = (): Optional<Pool[]> => {
         },
         strategyInfo: null,
         isPaused: false,
+        isShutdown: false,
       };
       return pool_;
     });

src/components/PausedSnackbar.tsx

@@ -79,7 +79,9 @@ const PausedSnackbar = ({ pool }: Props): Optional<JSX.Element> => {
   const dispatch = useDispatch();
   const dismissed = useSelector(selectPausedSnackbarDismissed);
 
-  if (!pool || !pool.isPaused || dismissed) return null;
+  const paused = pool && (pool.isPaused || pool.isShutdown);
+
+  if (!paused || dismissed) return null;
 
   return (
     <Border>

src/lib/mero.test.ts

@@ -3,9 +3,9 @@ import { DUMMY_ETH_ADDRESS } from "./constants";
 import { createMero } from "./factory";
 import { Web3Mero } from "./mero";
 
-const llamaId = process.env.TEST_LLAMA_NODES_ID;
-if (!llamaId) throw new Error("TEST_LLAMA_NODES_ID not given");
-const rpc = `https://eth.llamarpc.com/rpc/${llamaId}`;
+const infuraId = process.env.WEB3_INFURA_PROJECT_ID;
+if (!infuraId) throw new Error("WEB3_INFURA_PROJECT_ID not given");
+const rpc = `https://mainnet.infura.io/v3/${infuraId}`;
 const provider = new ethers.providers.JsonRpcProvider(rpc);
 const mero = createMero(provider, { chainId: 1 }) as Web3Mero;
 

src/lib/mero.ts

@@ -240,6 +240,7 @@ export class Web3Mero implements Mero {
       feeDecreasePeriod,
       vaultAddress,
       isPaused,
+      isShutdown,
     ] = await Promise.all([
       pool.name(),
       pool.getLpToken(),
@@ -251,6 +252,7 @@ export class Web3Mero implements Mero {
       pool.withdrawalFeeDecreasePeriod(),
       pool.vault(),
       pool.isPaused(),
+      pool.isShutdown(),
     ]);
 
     const vaultShutdown = vaultAddress === ZERO_ADDRESS;
@@ -281,6 +283,7 @@ export class Web3Mero implements Mero {
       feeDecreasePeriod: new ScaledNumber(feeDecreasePeriod, 0).toPlain(),
       strategyInfo,
       isPaused,
+      isShutdown,
     };
   }
 
@@ -370,6 +373,7 @@ export class Web3Mero implements Mero {
       feeDecreasePeriod: ScaledNumber.fromUnscaled(0, 0).toPlain(),
       strategyInfo: null,
       isPaused,
+      isShutdown: false,
     };
   }
 

src/lib/mock/data.ts

@@ -32,6 +32,7 @@ export const pools: GenericPool<BigNumber>[] = [
     feeDecreasePeriod: scale(10, 18),
     strategyInfo: null,
     isPaused: false,
+    isShutdown: false,
   },
   {
     name: "bUSDC3CRV",
@@ -57,6 +58,7 @@ export const pools: GenericPool<BigNumber>[] = [
     feeDecreasePeriod: scale(10, 18),
     strategyInfo: null,
     isPaused: false,
+    isShutdown: false,
   },
   {
     name: "meroethCRV",
@@ -82,6 +84,7 @@ export const pools: GenericPool<BigNumber>[] = [
     feeDecreasePeriod: scale(10, 18),
     strategyInfo: null,
     isPaused: false,
+    isShutdown: false,
   },
 ];
 

src/lib/types.ts

@@ -32,6 +32,7 @@ export interface GenericPool<T> {
   underlying: Token;
   strategyInfo: Optional<StrategyInfo>;
   isPaused: boolean;
+  isShutdown: boolean;
 }
 
 export type Pool = GenericPool<ScaledNumber>;

src/pages/pool/PoolDeposit.tsx

@@ -56,6 +56,7 @@ const PoolDeposit = ({ pool, compact }: Props): JSX.Element => {
   const error = () => {
     if (!pool || !poolUnderlyingBalance || !depositAmount) return "";
     if (pool.isPaused) return t("amountInput.validation.poolPaused");
+    if (pool.isShutdown) return t("amountInput.validation.poolPaused");
     if (Number(depositAmount) <= 0) return t("amountInput.validation.positive");
     try {
       const amount = ScaledNumber.fromUnscaled(depositAmount, pool?.underlying.decimals);

src/pages/pools/PoolsPage.tsx

@@ -141,7 +141,8 @@ const PoolsPage = (): JSX.Element => {
             {pools &&
               pools
                 .filter((pool: Pool) => {
-                  if (!pool.isPaused) return true;
+                  const paused = pool.isPaused || pool.isShutdown;
+                  if (!paused) return true;
                   if (!balances || !balances[pool.address]) return false;
                   return !balances[pool.address].isZero();
                 })