Add Hedera network by KrypC team

README.md

@@ -43,7 +43,8 @@ npx -p @govtechsg/open-attestation-cli open-attestation <arguments>
 | mumbai             | 80001    | Test       |
 | xdc                | 50       | Production |
 | xdcapothem         | 51       | Test       |
-
+| hederamainet       | 295      | Production |
+| hederatestnet      | 296      | Test       |
 ---
 
 ## Usage
@@ -324,6 +325,14 @@ open-attestation deploy token-registry "My Sample Token" MST --network sepolia
 ✔  success   Token registry deployed at 0x4B127b8d5e53872d403ce43414afeb1db67B1842
 ```
 
+Example - Hedera network using Title Escrow address.
+
+```bash
+open-attestation deploy token-registry "KrypCEBL" KRYE -n hederatestnet -f key.txt --factory-address 0xde5aBf7B2416b99cba15021E3CF35A2a56ac83c1 --standalone
+
+✔  success   Token registry deployed at 0x67f98aB5E2836223bCFC3e5c03D701AeB3a8A30a
+```
+
 #### Issue document to token registry
 
 `Issue` a hash to a token registry deployed on the blockchain. The `tokenId` option would be used to indicate the document hash, and the `to` option to indicate the title escrow address the document is mapped to.

src/commands/config/config.type.ts

@@ -14,4 +14,5 @@ export enum TestNetwork {
   Sepolia = "sepolia",
   Mumbai = "mumbai (polygon)",
   Apothem = "apothem (xdc)",
+  Hedera = "hedera (testnet)"
 }

src/commands/config/create.ts

@@ -66,6 +66,7 @@ export const handler = async (args: CreateConfigCommand): Promise<void> => {
       TestNetwork.Sepolia,
       TestNetwork.Mumbai,
       TestNetwork.Apothem,
+      TestNetwork.Hedera
     ];
     const { network } = await inquirer.prompt({
       type: "list",
@@ -91,6 +92,7 @@ const convertNetworkToNetworkCmdName = (selectedNetwork: TestNetwork): NetworkCm
     [TestNetwork.Sepolia]: NetworkCmdName.Sepolia,
     [TestNetwork.Mumbai]: NetworkCmdName.Maticmum,
     [TestNetwork.Apothem]: NetworkCmdName.XDCApothem,
+    [TestNetwork.Hedera]: NetworkCmdName.HederaTestnet,
   };
   return network[selectedNetwork];
 };

src/commands/networks.ts

@@ -1,6 +1,6 @@
 import { providers } from "ethers";
 
-export type networkCurrency = "ETH" | "MATIC" | "XDC";
+export type networkCurrency = "ETH" | "MATIC" | "XDC" | "HBAR";
 
 type SupportedNetwork = {
   explorer: string;
@@ -19,6 +19,8 @@ export enum NetworkCmdName {
   Maticmum = "maticmum",
   XDC = "xdc",
   XDCApothem = "xdcapothem",
+  HederaMainnet = "hederamainnet",
+  HederaTestnet = "hederatestnet"
 }
 
 const defaultInfuraProvider =
@@ -90,6 +92,21 @@ export const supportedNetwork: {
     networkName: "xdcapothem",
     currency: "XDC",
   },
+  [NetworkCmdName.HederaMainnet]: {
+    explorer: "https://hashscan.io/mainnet",
+    provider: jsonRpcProvider("https://mainnet.hashio.io/api"),
+    networkId: 295,
+    networkName: "hederamainnet",
+    currency: "HBAR",
+
+  },
+  [NetworkCmdName.HederaTestnet]: {
+    explorer: "https://hashscan.io/testnet",
+    provider: jsonRpcProvider("https://testnet.hashio.io/api"),
+    networkId: 296,
+    networkName: "hederatestnet",
+    currency: "HBAR",
+  },
 };
 
 export const getSupportedNetwork = (networkCmdName: string): SupportedNetwork => {