Remove deep link path and prevent re-render from useEffect (#7)

Part of [laconicd testnet validator enrollment](https://www.notion.so/laconicd-testnet-validator-enrollment-6fc1d3cafcc64fef8c5ed3affa27c675)
- Remove path config used for deep links

Co-authored-by: Shreerang Kale <shreerangkale@gmail.com>
Reviewed-on: cerc-io/laconic-wallet-web#7

src/index.tsx

@@ -15,14 +15,7 @@ import { WalletConnectProvider } from './context/WalletConnectContext';
 globalThis.Buffer = Buffer;
 
 const linking = {
-  prefixes: ['https://wallet.laconic.com'],
-  config: {
-    screens: {
-      SignRequest: {
-        path: 'sign/:namespace/:chaindId/:address/:message',
-      },
-    },
-  },
+  prefixes: ['https://wallet.laconic.com']
 };
 
 const theme = {

src/screens/ApproveTransaction.tsx

@@ -50,7 +50,7 @@ const ApproveTransaction = ({ route }: ApproveTransactionProps) => {
   const [account, setAccount] = useState<Account>();
   const [cosmosStargateClient, setCosmosStargateClient] =
     useState<LaconicClient>();
-  const [cosmosGasLimit, setCosmosGasLimit] = useState<string>();
+  const [cosmosGasLimit, setCosmosGasLimit] = useState<string>('');
   const [fees, setFees] = useState<string>();
   const [txError, setTxError] = useState<string>();
   const [isTxErrorDialogOpen, setIsTxErrorDialogOpen] = useState(false);
@@ -201,7 +201,7 @@ const ApproveTransaction = ({ route }: ApproveTransactionProps) => {
               denom: requestedNetwork!.nativeDenom!,
             },
           ],
-          gas: cosmosGasLimit!,
+          gas: cosmosGasLimit,
         },
         txMsg: transactionMessage,
       };

src/screens/ApproveTransfer.tsx

@@ -70,8 +70,8 @@ const ApproveTransfer = ({ route }: SignRequestProps) => {
   const [isTxLoading, setIsTxLoading] = useState(false);
   const [cosmosStargateClient, setCosmosStargateClient] =
     useState<SigningStargateClient>();
-  const [fees, setFees] = useState<string>();
-  const [cosmosGasLimit, setCosmosGasLimit] = useState<string>();
+  const [fees, setFees] = useState<string>('');
+  const [cosmosGasLimit, setCosmosGasLimit] = useState<string>('');
   const [txError, setTxError] = useState<string>();
   const [isTxErrorDialogOpen, setIsTxErrorDialogOpen] = useState(false);
   const [ethGasPrice, setEthGasPrice] = useState<BigNumber | null>();
@@ -212,7 +212,7 @@ const ApproveTransfer = ({ route }: SignRequestProps) => {
       // If requested chain is EVM compatible, set loading to false when ethMaxFee and ethPriorityFee have been populated
       (ethMaxFee !== undefined && ethMaxPriorityFee !== undefined) ||
       // Or if requested chain is a cosmos chain, set loading to false when cosmosGasLimit has been populated
-      cosmosGasLimit !== undefined
+      !cosmosGasLimit
     ) {
       setIsLoading(false);
     }
@@ -311,11 +311,11 @@ const ApproveTransfer = ({ route }: SignRequestProps) => {
               // This amount is total fees required for transaction
               amount: [
                 {
-                  amount: fees!,
+                  amount: fees,
                   denom: requestedNetwork!.nativeDenom!,
                 },
               ],
-              gas: cosmosGasLimit!,
+              gas: cosmosGasLimit,
             },
             sendMsg,
             memo: MEMO,

src/screens/SignRequest.tsx

@@ -49,7 +49,7 @@ const SignRequest = ({ route }: SignRequestProps) => {
   const isCosmosSignDirect = useMemo(() => {
     const requestParams = route.params.requestEvent;
 
-    if (!requestParams) {
+    if (!requestParams?.id) {
       return false;
     }
 
@@ -59,7 +59,7 @@ const SignRequest = ({ route }: SignRequestProps) => {
   const isEthSendTransaction = useMemo(() => {
     const requestParams = route.params.requestEvent;
 
-    if (!requestParams) {
+    if (!requestParams?.id) {
       return false;
     }
 
@@ -86,21 +86,13 @@ const SignRequest = ({ route }: SignRequestProps) => {
         return;
       }
 
-      if (requestAccount !== account) {
       setAccount(requestAccount);
-      }
-      if (requestMessage !== message) {
       setMessage(decodeURIComponent(requestMessage));
-      }
-      if (requestNamespace !== namespace) {
       setNamespace(requestNamespace);
-      }
-      if (requestChainId !== chainId) {
       setChainId(requestChainId);
-      }
       setIsLoading(false);
     },
-    [account, message, navigation, namespace, chainId],
+    [navigation],
   );
 
   const sanitizePath = useCallback(