chore: add check for suported networks on blockchain api controller (#…

…3682)

.changeset/plenty-colts-rush.md

@@ -0,0 +1,23 @@
+---
+'@reown/appkit-adapter-bitcoin': patch
+'@reown/appkit-adapter-solana': patch
+'@reown/appkit-adapter-wagmi': patch
+'@reown/appkit-scaffold-ui': patch
+'@reown/appkit': patch
+'@reown/appkit-common': patch
+'@reown/appkit-core': patch
+'@reown/appkit-adapter-ethers': patch
+'@reown/appkit-adapter-ethers5': patch
+'@reown/appkit-utils': patch
+'@reown/appkit-cdn': patch
+'@reown/appkit-cli': patch
+'@reown/appkit-experimental': patch
+'@reown/appkit-polyfills': patch
+'@reown/appkit-siwe': patch
+'@reown/appkit-siwx': patch
+'@reown/appkit-ui': patch
+'@reown/appkit-wallet': patch
+'@reown/appkit-wallet-button': patch
+---
+
+Prevents calls to Blockchain Api that would fail due to lack of support. Initialize supported list on AppKit initialization'

apps/laboratory/src/pages/library/multichain-basic.tsx

@@ -1,4 +1,4 @@
-import { mainnet } from '@reown/appkit/networks'
+import { type AppKitNetwork, defineChain, mainnet } from '@reown/appkit/networks'
 import { createAppKit } from '@reown/appkit/react'
 
 import { AppKitButtons } from '../../components/AppKitButtons'
@@ -7,10 +7,23 @@ import { UpaTests } from '../../components/UPA/UpaTests'
 import { ConstantsUtil } from '../../utils/ConstantsUtil'
 import { ThemeStore } from '../../utils/StoreUtil'
 
-const networks = ConstantsUtil.AllNetworks
+const networks = [
+  ...ConstantsUtil.AllNetworks,
+  defineChain({
+    id: '91b171bb158e2d3848fa23a9f1c25182',
+    name: 'Polkadot',
+    network: 'polkadot',
+    nativeCurrency: { name: 'Polkadot', symbol: 'DOT', decimals: 18 },
+    rpcUrls: {
+      default: { http: ['https://rpc.polkadot.io'] }
+    },
+    chainNamespace: 'polkadot',
+    caipNetworkId: 'polkadot:mainnet'
+  })
+]
 
 const modal = createAppKit({
-  networks,
+  networks: networks as [AppKitNetwork, ...AppKitNetwork[]],
   defaultNetwork: mainnet,
   projectId: ConstantsUtil.ProjectId,
   metadata: ConstantsUtil.Metadata

packages/appkit/src/client.ts

@@ -766,10 +766,17 @@ export class AppKit {
     }
   }
 
+  private async initializeBlockchainApiController(options: AppKitOptions) {
+    await BlockchainApiController.getSupportedNetworks({
+      projectId: options.projectId
+    })
+  }
+
   private initControllers(options: AppKitOptionsWithSdk) {
     this.initializeOptionsController(options)
     this.initializeChainController(options)
     this.initializeThemeController(options)
+    this.initializeBlockchainApiController(options)
 
     if (options.excludeWalletIds) {
       ApiController.initializeExcludedWalletRdns({ ids: options.excludeWalletIds })