Merge pull request #658 from TokenScript/OH_ultra

feat: 🎸 added support for Ultra blockchain. can support WAX,EOS

README.md

@@ -563,6 +563,14 @@ Configure the library using the following example.
 						chain: "eth",
 						blockchain: "evm",
 					},
+					{
+						blockchain: "ultra",
+						onChain: true,
+						collectionID: "ultranft",
+						contract: "eosio.nft.ft", // static
+						chain: "testnet", // testnet or mainnet
+                        factoryId: 2669 // most important value, describes NFT collection
+					},
 					{
 						hideToggle: true,
 						noTokenMsg:

package.json

@@ -49,6 +49,8 @@
     "@walletconnect/types": "^2.1.5",
     "@walletconnect/universal-provider": "^2.4.5",
     "@walletconnect/web3-provider": "^1.7.1",
+    "eosjs": "^22.1.0",
+    "eosjs-ecc": "^4.0.7",
     "ethers": "^5.4.0",
     "pvutils": "^1.0.17",
     "text-encoding": "^0.7.0",

src/client/auth/signedUNChallenge.ts

@@ -31,9 +31,7 @@ export class SignedUNChallenge extends AbstractAuthentication implements Authent
 				this.deleteProof(address)
 				currentProof = null
 			}
-		}
-
-		if (!currentProof) {
+		} else {
 			let walletConnection = connection.provider
 
 			currentProof = {
@@ -55,6 +53,11 @@ export class SignedUNChallenge extends AbstractAuthentication implements Authent
 				signature = await web3WalletProvider.signMessage(address, challenge.messageToSign)
 			}
 
+			const publicKeys = connection.meta?.publicKeys
+			if (publicKeys?.length) {
+				// ultra allows single key only
+				challenge.publicKey = publicKeys[0];
+			}
 			challenge.signature = signature
 			challenge.blockchain = connection.blockchain
 			if (!(await UN.verifySignature(challenge))) {

src/client/auth/util/UN.ts

@@ -2,6 +2,7 @@ import { ethers } from 'ethers'
 import { sign } from 'tweetnacl'
 import { base58ToUint8Array, hexStringToUint8Array, strToHexStr, strToUtfBytes } from '../../../utils'
 import * as flowTypes from '@onflow/types'
+import * as ecc from 'eosjs-ecc'
 
 export interface UNInterface {
 	expiration: number
@@ -12,6 +13,7 @@ export interface UNInterface {
 	address?: string
 	signature?: string
 	blockchain?: string
+	publicKey?: string
 }
 
 export class UN {
@@ -44,7 +46,9 @@ export class UN {
 	public static async verifySignature(un: UNInterface) {
 		if (!un.signature) throw new Error('Null signature')
 
-		if (un.blockchain === 'solana') {
+		if (un.blockchain === 'ultra') {
+			return ecc.verify(un.signature, un.messageToSign, un.publicKey)
+		} else if (un.blockchain === 'solana') {
 			return await sign.detached.verify(
 				strToUtfBytes(un.messageToSign),
 				hexStringToUint8Array(un.signature),