bridge_ui: terra address helper

Change-Id: I01d5a474d1f26fd3c500e6f9d1bcede65c013c1e

bridge_ui/src/contexts/SolanaWalletContext.tsx

@@ -24,7 +24,7 @@ export const SolanaWalletProvider: FC = (props) => {
   }, []);
 
   return (
-    <WalletProvider wallets={wallets}>
+    <WalletProvider wallets={wallets} autoConnect>
       <WalletDialogProvider>{props.children}</WalletDialogProvider>
     </WalletProvider>
   );

bridge_ui/src/hooks/useSyncTargetAddress.ts

@@ -22,7 +22,7 @@ import {
 } from "../store/selectors";
 import { setTargetAddressHex } from "../store/transferSlice";
 import { uint8ArrayToHex } from "../utils/array";
-import bech32 from "bech32";
+import { canonicalAddress } from "../utils/terra";
 
 function useSyncTargetAddress(shouldFire: boolean) {
   const dispatch = useDispatch();
@@ -81,10 +81,7 @@ function useSyncTargetAddress(shouldFire: boolean) {
         dispatch(
           setTargetAddressHex(
             uint8ArrayToHex(
-              zeroPad(
-                new Uint8Array(bech32.fromWords(bech32.decode(terraWallet.walletAddress).words)),
-                32
-              )
+              zeroPad(canonicalAddress(terraWallet.walletAddress), 32)
             )
           )
         );

bridge_ui/src/utils/array.ts

@@ -2,9 +2,11 @@ import {
   ChainId,
   CHAIN_ID_ETH,
   CHAIN_ID_SOLANA,
+  CHAIN_ID_TERRA,
 } from "@certusone/wormhole-sdk";
 import { PublicKey } from "@solana/web3.js";
 import { hexValue } from "ethers/lib/utils";
+import { humanAddress } from "./terra";
 
 export const uint8ArrayToHex = (a: Uint8Array) =>
   Buffer.from(a).toString("hex");
@@ -17,4 +19,6 @@ export const hexToNativeString = (h: string | undefined, c: ChainId) =>
     ? new PublicKey(hexToUint8Array(h)).toString()
     : c === CHAIN_ID_ETH
     ? hexValue(hexToUint8Array(h))
+    : c === CHAIN_ID_TERRA
+    ? humanAddress(hexToUint8Array(h.substr(24))) // terra expects 20 bytes, not 32
     : h;

bridge_ui/src/utils/terra.ts

@@ -3,6 +3,7 @@ import {
   ConnectedWallet as TerraConnectedWallet,
 } from "@terra-money/wallet-provider";
 import { LCDClient } from "@terra-money/terra.js";
+import bech32 from "bech32";
 
 // TODO: Loop txInfo for timed out transactions.
 // lcd.tx.txInfo(transaction.result.txhash);
@@ -16,3 +17,10 @@ export async function waitForTerraExecution(
   });
   return transaction;
 }
+
+export function canonicalAddress(humanAddress: string) {
+  return new Uint8Array(bech32.fromWords(bech32.decode(humanAddress).words));
+}
+export function humanAddress(canonicalAddress: Uint8Array) {
+  return bech32.encode("terra", bech32.toWords(canonicalAddress));
+}