Refactor wallet connect, automatically propose network

2023-01-20 17:27:29 +08:00
parent 4356288497
commit 1e7d8491f9
10 changed files with 225 additions and 120 deletions
@@ -0,0 +1,29 @@
+import config from 'kredits-web/config/environment';
+
+export default async function () {
+  const networkName = config.web3NetworkName;
+  const chainId     = config.web3ChainId;
+  const chainIdHex  = `0x${Number(chainId).toString(16)}`;
+
+  try {
+    await window.ethereum.request({
+      method: 'wallet_switchEthereumChain',
+      params: [{ chainId: chainIdHex }]
+    });
+  } catch (err) {
+    // This error code indicates that the chain has not been added to MetaMask
+    if (err.code === 4902) {
+      await window.ethereum.request({
+        method: 'wallet_addEthereumChain',
+        params: [{
+          chainId: chainIdHex,
+          chainName: networkName,
+          rpcUrls: [ config.web3ProviderUrl ],
+          nativeCurrency: { name: 'tRBTC', symbol: 'tRBTC', decimals: 18 }
+        }]
+      });
+    } else {
+      console.warn('Failed to switch chains:', err.message);
+    }
+  }
+}