From 89fef3c41cdf56c2b14a360e9c0e78de8e286851 Mon Sep 17 00:00:00 2001
From: Pavan Soratur <pavanvsoratur@gmail.com>
Date: Fri, 25 Oct 2024 10:15:18 -0700
Subject: [PATCH] fix(tangle-dapp): Fix disabled bridge transfer button (#2605)

Co-authored-by: Pavan Soratur <pavansoratur@MacBookAir.lan>
---
 .../lib/hyperlane/assembleChainMetadata.ts    | 46 +------------
 apps/tangle-dapp/lib/hyperlane/consts.ts      | 67 ++++++++++++++++++-
 2 files changed, 68 insertions(+), 45 deletions(-)

diff --git a/apps/tangle-dapp/lib/hyperlane/assembleChainMetadata.ts b/apps/tangle-dapp/lib/hyperlane/assembleChainMetadata.ts
index 4d0c2cf46..1699a67e2 100644
--- a/apps/tangle-dapp/lib/hyperlane/assembleChainMetadata.ts
+++ b/apps/tangle-dapp/lib/hyperlane/assembleChainMetadata.ts
@@ -1,11 +1,9 @@
-import { chainMetadata, GithubRegistry } from '@hyperlane-xyz/registry';
+import { GithubRegistry } from '@hyperlane-xyz/registry';
 import {
   ChainMap,
   ChainMetadata,
   ChainMetadataSchema,
-  ChainTechnicalStack,
 } from '@hyperlane-xyz/sdk';
-import { ProtocolType } from '@hyperlane-xyz/utils';
 import { z } from 'zod';
 
 import { registryUrl } from './config';
@@ -13,8 +11,6 @@ import { customChains } from './consts';
 
 export default async function assembleChainMetadata() {
   const result = z.record(ChainMetadataSchema).safeParse({
-    // Note: Chains must include a cosmos chain or CosmosKit throws errors
-    cosmoshub: cosmosDefaultChain,
     ...customChains,
   });
 
@@ -25,46 +21,8 @@ export default async function assembleChainMetadata() {
   const customChainMetadata = result.data as ChainMap<ChainMetadata>;
 
   const registry = new GithubRegistry({ uri: registryUrl });
-  let defaultChainMetadata = chainMetadata;
-  if (registryUrl) {
-    defaultChainMetadata = await registry.getMetadata();
-  } else {
-    // Note: this is an optional optimization to pre-fetch the content list
-    // and avoid repeated request from the chain logos that will use this info
-    await registry.listRegistryContent();
-  }
-
-  const chains = { ...defaultChainMetadata, ...customChainMetadata };
 
-  // Handle invalid ChainTechnicalStack values - ex: opstack
-  Object.entries(chains).forEach(([_chainName, chain]) => {
-    if (
-      typeof chain.technicalStack === 'string' &&
-      !Object.values(ChainTechnicalStack).includes(chain.technicalStack)
-    ) {
-      chain.technicalStack = ChainTechnicalStack.Other;
-    }
-  });
+  const chains = customChainMetadata;
 
   return { chains, registry };
 }
-
-const cosmosDefaultChain: ChainMetadata = {
-  protocol: ProtocolType.Cosmos,
-  name: 'cosmoshub',
-  chainId: 'cosmoshub-4',
-  displayName: 'Cosmos Hub',
-  domainId: 1234,
-  bech32Prefix: 'cosmos',
-  slip44: 118,
-  grpcUrls: [{ http: 'grpc-cosmoshub-ia.cosmosia.notional.ventures:443' }],
-  rpcUrls: [{ http: 'https://rpc-cosmoshub.blockapsis.com' }],
-  restUrls: [{ http: 'https://lcd-cosmoshub.blockapsis.com' }],
-  nativeToken: {
-    name: 'Atom',
-    symbol: 'ATOM',
-    decimals: 6,
-    denom: 'uatom',
-  },
-  logoURI: '/logos/cosmos.svg',
-};
diff --git a/apps/tangle-dapp/lib/hyperlane/consts.ts b/apps/tangle-dapp/lib/hyperlane/consts.ts
index 6bee574dc..7a3bdce5f 100644
--- a/apps/tangle-dapp/lib/hyperlane/consts.ts
+++ b/apps/tangle-dapp/lib/hyperlane/consts.ts
@@ -1,11 +1,76 @@
 import {
   ChainMap,
   ChainMetadata,
+  ExplorerFamily,
   TokenStandard,
   WarpCoreConfig,
 } from '@hyperlane-xyz/sdk';
+import { ProtocolType } from '@hyperlane-xyz/utils';
 
-export const customChains: ChainMap<ChainMetadata> = {};
+export const customChains: ChainMap<ChainMetadata> = {
+  holesky: {
+    blockExplorers: [
+      {
+        apiUrl: 'https://api-holesky.etherscan.io/api',
+        family: ExplorerFamily.Etherscan,
+        name: 'Etherscan',
+        url: 'https://holesky.etherscan.io',
+      },
+    ],
+    blocks: {
+      confirmations: 1,
+      estimateBlockTime: 13,
+      reorgPeriod: 2,
+    },
+    chainId: 17000,
+    displayName: 'Holesky',
+    domainId: 17000,
+    isTestnet: true,
+    name: 'holesky',
+    nativeToken: {
+      decimals: 18,
+      name: 'Ether',
+      symbol: 'ETH',
+    },
+    protocol: ProtocolType.Ethereum,
+    rpcUrls: [
+      {
+        http: 'https://ethereum-holesky-rpc.publicnode.com',
+      },
+    ],
+  },
+  tangletestnet: {
+    blockExplorers: [
+      {
+        apiUrl: 'https://testnet-explorer.tangle.tools/api',
+        family: ExplorerFamily.Blockscout,
+        name: 'Tangle Testnet Explorer',
+        url: 'https://testnet-explorer.tangle.tools',
+      },
+    ],
+    blocks: {
+      confirmations: 4,
+      estimateBlockTime: 6,
+      reorgPeriod: 4,
+    },
+    chainId: 3799,
+    displayName: 'Tangle Testnet',
+    domainId: 3799,
+    isTestnet: true,
+    name: 'tangletestnet',
+    nativeToken: {
+      decimals: 18,
+      name: 'Tangle Testnet Token',
+      symbol: 'tTNT',
+    },
+    protocol: ProtocolType.Ethereum,
+    rpcUrls: [
+      {
+        http: 'https://testnet-rpc.tangle.tools',
+      },
+    ],
+  },
+};
 
 // A list of Warp Route token configs
 // These configs will be merged with the warp routes in the configured registry