feat: Allow anonymous (ZeroAddress) access to cards

Author: micwallace

javascript/engine-js/src/wallet/EthersAdapter.ts

@@ -27,15 +27,15 @@ export class EthersAdapter implements IWalletAdapter {
 	private rpcProviders: {[chainId: number]: ethers.JsonRpcProvider|ethers.FallbackProvider|WaterfallFallbackProvider} = {};
 
 	constructor(
-		public getWalletEthersProvider: () => Promise<ethers.BrowserProvider>,
+		public getWalletEthersProvider: (requireConnection?: boolean) => Promise<ethers.BrowserProvider>,
 		public readonly chainConfig: {[key: number]: IChainConfig}
 	) {
 
 	}
 
-	private async getEthersProvider(){
+	private async getEthersProvider(requireConnection: boolean = true){
 
-		this.ethersProvider = await this.getWalletEthersProvider();
+		this.ethersProvider = await this.getWalletEthersProvider(requireConnection);
 
 		return this.ethersProvider;
 	}
@@ -308,7 +308,7 @@ export class EthersAdapter implements IWalletAdapter {
 	async getCurrentWalletAddress() {
 
 		try {
-			const ethersProvider = await this.getEthersProvider();
+			const ethersProvider = await this.getEthersProvider(false);
 
 			const accounts = await ethersProvider.listAccounts();
 

javascript/tokenscript-viewer/src/components/app/app.tsx

@@ -197,8 +197,17 @@ export class AppRoot {
 				return (await WalletProvider.getWallet(true)).provider;
 			}
 		} else {
-			providerFactory = async () => {
-				return (await (await import("../wallet/Web3WalletProvider")).Web3WalletProvider.getWallet(true)).provider;
+			providerFactory = async (requireConnection = true) => {
+
+				const walletProvider = (await import("../wallet/Web3WalletProvider")).Web3WalletProvider;
+
+				if (!walletProvider.isWalletConnected()){
+					if (!requireConnection){
+						throw new Error("Wallet not connected");
+					}
+				}
+
+				return (await walletProvider.getWallet(true)).provider;
 			}
 		}
 

javascript/tokenscript-viewer/src/components/common/tokens-grid/tokens-grid.tsx

@@ -120,7 +120,7 @@ export class TokensGrid {
 
 	private async invokeUrlAction(){
 
-		if (this.urlActionInvoked || !Web3WalletProvider.isWalletConnected())
+		if (this.urlActionInvoked)
 			return;
 
 		const params = new URLSearchParams(document.location.hash.substring(1));

javascript/tokenscript-viewer/src/components/viewers/new/viewer-popover/viewer-popover.tsx

@@ -71,8 +71,6 @@ export class ViewerPopover {
 		this.tokenScript = tokenScript;
 
 		this.tokenScript.on("TOKENS_UPDATED", async (data) => {
-			if (!Web3WalletProvider.isWalletConnected())
-				return;
 			this.tokenScript.getAttributes().invalidate(["walletAddress"])
 			await this.loadOnboardingCards();
 		}, "onboarding");