feat: use defaultInfuraNetworks as default networks list

packages/controller-utils/CHANGELOG.md

@@ -7,6 +7,10 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
+### Added
+
+- Add `DEFAULT_INFURA_NETWORKS` with Infura network names to be enabled by default ([#8767](https://github.com/MetaMask/core/pull/8767))
+
 ## [12.0.0]
 
 ### Changed

packages/controller-utils/src/index.test.ts

@@ -81,6 +81,7 @@ describe('@metamask/controller-utils', () => {
         "weiHexToGweiDec",
         "isEqualCaseInsensitive",
         "InfuraNetworkType",
+        "DEFAULT_INFURA_NETWORKS",
         "CustomNetworkType",
         "NetworkType",
         "isNetworkType",

packages/controller-utils/src/types.ts

@@ -23,6 +23,27 @@ export const InfuraNetworkType = {
 export type InfuraNetworkType =
   (typeof InfuraNetworkType)[keyof typeof InfuraNetworkType];
 
+/**
+ * The default set of Infura networks to include in the wallet.
+ *
+ * This is a subset of the full list of {@link InfuraNetworkType}, and can be used to determine
+ * which Infura networks to enable by default.
+ */
+export const DEFAULT_INFURA_NETWORKS = [
+  InfuraNetworkType.mainnet,
+  InfuraNetworkType.goerli,
+  InfuraNetworkType.sepolia,
+  InfuraNetworkType['linea-goerli'],
+  InfuraNetworkType['linea-sepolia'],
+  InfuraNetworkType['linea-mainnet'],
+  InfuraNetworkType['base-mainnet'],
+  InfuraNetworkType['arbitrum-mainnet'],
+  InfuraNetworkType['bsc-mainnet'],
+  InfuraNetworkType['optimism-mainnet'],
+  InfuraNetworkType['polygon-mainnet'],
+  InfuraNetworkType['monad-mainnet'],
+] as const satisfies InfuraNetworkType[];
+
 /**
  * Custom network types that are not part of Infura.
  */

packages/network-controller/CHANGELOG.md

@@ -7,6 +7,11 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
+### Changed
+
+- **BREAKING:** Remove Sei, MegaETH, Avalanche, and ZKSync from list of default networks ([#8767](https://github.com/MetaMask/core/pull/8767))
+  - You will need to add them as network configurations first before switching to them.
+
 ## [31.1.0]
 
 ### Added

packages/network-controller/src/NetworkController.ts

@@ -16,6 +16,7 @@ import {
   NetworkNickname,
   BUILT_IN_CUSTOM_NETWORKS_RPC,
   BUILT_IN_NETWORKS,
+  DEFAULT_INFURA_NETWORKS,
 } from '@metamask/controller-utils';
 import type { PollingBlockTrackerOptions } from '@metamask/eth-block-tracker';
 import EthQuery from '@metamask/eth-query';
@@ -807,37 +808,38 @@ function getDefaultInfuraNetworkConfigurationsByChainId(): Record<
   Hex,
   NetworkConfiguration
 > {
-  return Object.values(InfuraNetworkType).reduce<
-    Record<Hex, NetworkConfiguration>
-  >((obj, infuraNetworkType) => {
-    const chainId = ChainId[infuraNetworkType];
+  return DEFAULT_INFURA_NETWORKS.reduce<Record<Hex, NetworkConfiguration>>(
+    (obj, infuraNetworkType) => {
+      const chainId = ChainId[infuraNetworkType];
 
-    // Skip deprecated network as default network.
-    if (DEPRECATED_NETWORKS.has(chainId)) {
-      return obj;
-    }
-
-    const rpcEndpointUrl =
-      `https://${infuraNetworkType}.infura.io/v3/{infuraProjectId}` as const;
+      // Skip deprecated network as default network.
+      if (DEPRECATED_NETWORKS.has(chainId)) {
+        return obj;
+      }
 
-    const networkConfiguration: NetworkConfiguration = {
-      blockExplorerUrls: [],
-      chainId,
-      defaultRpcEndpointIndex: 0,
-      name: NetworkNickname[infuraNetworkType],
-      nativeCurrency: NetworksTicker[infuraNetworkType],
-      rpcEndpoints: [
-        {
-          failoverUrls: [],
-          networkClientId: infuraNetworkType,
-          type: RpcEndpointType.Infura,
-          url: rpcEndpointUrl,
-        },
-      ],
-    };
+      const rpcEndpointUrl =
+        `https://${infuraNetworkType}.infura.io/v3/{infuraProjectId}` as const;
+
+      const networkConfiguration: NetworkConfiguration = {
+        blockExplorerUrls: [],
+        chainId,
+        defaultRpcEndpointIndex: 0,
+        name: NetworkNickname[infuraNetworkType],
+        nativeCurrency: NetworksTicker[infuraNetworkType],
+        rpcEndpoints: [
+          {
+            failoverUrls: [],
+            networkClientId: infuraNetworkType,
+            type: RpcEndpointType.Infura,
+            url: rpcEndpointUrl,
+          },
+        ],
+      };
 
-    return { ...obj, [chainId]: networkConfiguration };
-  }, {});
+      return { ...obj, [chainId]: networkConfiguration };
+    },
+    {},
+  );
 }
 
 /**