feat(website): RPC connect Metamask Networks (#14070)

Co-authored-by: dave | d1onys1us <[email protected]>

packages/website/components/ConnectToMetamaskButton.tsx

@@ -0,0 +1,50 @@
+import { taikoChainConfig } from "../constants/taikoChainConfig";
+
+type ConnectButtonProps = {
+  network: "Sepolia" | "Taiko";
+};
+
+async function ConnectToMetamask(network: ConnectButtonProps["network"]) {
+  if (!(window as any).ethereum) {
+    alert("Metamask not detected! Install Metamask then try again.");
+  }
+  if (
+    (window as any).ethereum.networkVersion ==
+    (network === "Sepolia" ? 11155111 : 167005)
+  ) {
+    alert(`You are already connected to ${network}.`);
+  }
+  try {
+    if (network === "Sepolia") {
+      await (window as any).ethereum.request({
+        method: "wallet_switchEthereumChain",
+        params: [
+          {
+            chainId: "0xaa36a7",
+          },
+        ],
+      });
+    } else {
+      await (window as any).ethereum.request({
+        method: "wallet_addEthereumChain",
+        params: [taikoChainConfig],
+      });
+    }
+  } catch (error) {
+    alert(
+      "Failed to add the network with wallet_addEthereumChain request. Add the network with https://chainlist.org/ or do it manually. Error log: " +
+        error.message
+    );
+  }
+}
+
+export default function ConnectToMetamaskButton(props: ConnectButtonProps) {
+  return (
+    <div
+      onClick={() => ConnectToMetamask(props.network)}
+      className="hover:cursor-pointer text-neutral-100 bg-[#E81899] hover:bg-[#d1168a] border-solid border-neutral-200 focus:ring-4 focus:outline-none focus:ring-neutral-100 font-medium rounded-lg text-sm px-3 py-2 text-center inline-flex items-center"
+    >
+      Connect to {props.network}
+    </div>
+  );
+}

packages/website/constants/taikoChainConfig.ts

@@ -0,0 +1,25 @@
+interface AddEthereumChainParameter {
+  chainId: string; // A 0x-prefixed hexadecimal string
+  chainName: string;
+  nativeCurrency: {
+    name: string;
+    symbol: string; // 2-6 characters long
+    decimals: 18;
+  };
+  rpcUrls: string[];
+  blockExplorerUrls?: string[];
+  iconUrls?: string[]; // Currently ignored.
+}
+
+export const taikoChainConfig: AddEthereumChainParameter = {
+  chainId: "0x28c5d",
+  chainName: "Taiko (Alpha-3 Testnet)",
+  nativeCurrency: {
+    name: "ETH",
+    symbol: "ETH",
+    decimals: 18,
+  },
+  rpcUrls: ["https://rpc.test.taiko.xyz"],
+  blockExplorerUrls: ["https://explorer.test.taiko.xyz/"],
+  iconUrls: [],
+};

packages/website/pages/docs/guides/configure-your-wallet.mdx

@@ -17,10 +17,14 @@ This guide help you connect your wallet to Taiko (Alpha-3 testnet). There are tw
     Visit [https://chainlist.org/](https://chainlist.org/) and check the box for "Include Testnets".
 
     ### Add the Sepolia testnet
-    Search for "Sepolia", and click the "Add Chain" button.
+    Search for "Sepolia", and click the "Add Chain" button. 
+
+    You can also connect to Sepolia at [Sepolia RPC configuration](../reference/rpc-configuration#sepolia).
 
     ### Add the Taiko testnet
     Search for "Taiko", and click the "Add Chain" button for Taiko (Alpha-3 testnet).
+
+    You can also connect to Taiko at [Taiko RPC configuration](../reference/rpc-configuration#taiko).
 
     ### Add tokens to your wallet
     Use your wallet (e.g., Metamask) to [import the tokens](https://support.ledger.com/hc/en-us/articles/6375103346077-Add-custom-tokens-to-MetaMask?docs=true) with these [contract addresses](/docs/reference/contract-addresses#erc-20-token-contracts) (HORSE, BLL, and TTKO).

packages/website/pages/docs/reference/rpc-configuration.md → packages/website/pages/docs/reference/rpc-configuration.mdx

@@ -1,6 +1,10 @@
+import ConnectToMetamaskButton from 'components/ConnectToMetamaskButton';
+
 # RPC configuration
 
 ## Sepolia
+<br/>
+<ConnectToMetamaskButton network="Sepolia" />
 
 | Name               | Value                        |
 | ------------------ | ---------------------------- |
@@ -10,6 +14,8 @@
 | Block Explorer URL | https://sepolia.etherscan.io |
 
 ## Taiko
+<br/>
+<ConnectToMetamaskButton network="Taiko" />
 
 | Name               | Value                           |
 | ------------------ | ------------------------------- |