feat: Add INK support

packages/assets-controllers/CHANGELOG.md

@@ -9,7 +9,8 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ### Added
 
-- Add multicall address for the chain: `Tempo Testnet` ([#7753](https://github.com/MetaMask/core/pull/7753))
+- Add INK (0xdef1) mapping to eip155:57073/slip44:60 ([#7688](https://github.com/MetaMask/core/pull/7688))
+- Add multicall3 address for chain: `Tempo Testnet` ([#7753](https://github.com/MetaMask/core/pull/7753))
 
 ### Changed
 

packages/assets-controllers/src/multicall.test.ts

@@ -276,6 +276,30 @@ describe('multicall', () => {
         'Contract call failed',
       );
     });
+
+    it('should support INK mainnet (0xdef1)', async () => {
+      const calls: Aggregate3Call[] = [
+        {
+          target: '0x0000000000000000000000000000000000000001',
+          allowFailure: true,
+          callData:
+            '0x70a08231000000000000000000000000000000000000000000000000000000000000000a',
+        },
+      ];
+
+      jest
+        .spyOn(provider, 'call')
+        .mockResolvedValue(
+          defaultAbiCoder.encode(
+            ['tuple(bool,bytes)[]'],
+            [[[true, defaultAbiCoder.encode(['uint256'], [100])]]],
+          ),
+        );
+
+      const results = await aggregate3(calls, '0xdef1', provider);
+      expect(results).toHaveLength(1);
+      expect(results[0].success).toBe(true);
+    });
   });
 
   describe('getTokenBalancesForMultipleAddresses', () => {

packages/assets-controllers/src/multicall.ts

@@ -306,6 +306,8 @@ const MULTICALL_CONTRACT_BY_CHAINID = {
   '0x10e6': '0xcA11bde05977b3631167028862bE2a173976CA11',
   // MSU (contract they deployed by their team for us)
   '0x10b3e': '0x99423C88EB5723A590b4C644426069042f137B9e',
+  // INK Mainnet
+  '0xdef1': '0xcA11bde05977b3631167028862bE2a173976CA11',
   // Tempo Testnet, contract found but not in multicall3 repo
   '0xa5bf': '0xcA11bde05977b3631167028862bE2a173976CA11',
 } as Record<Hex, Hex>;

packages/assets-controllers/src/token-prices-service/codefi-v2.ts

@@ -311,6 +311,7 @@ export const SPOT_PRICES_SUPPORT_INFO = {
   '0x15f900': 'eip155:1440000/erc20:0x0000000000000000000000000000000000000000', // xrpl-evm - native symbol: XRP
   '0x4e454152': 'eip155:1313161554/slip44:60', // Aurora Mainnet (Ethereum L2 on NEAR) - Native symbol: ETH
   '0x63564c40': 'eip155:1666600000/slip44:1023', // Harmony Mainnet Shard 0 - Native symbol: ONE
+  '0xdef1': 'eip155:57073/erc20:0x0000000000000000000000000000000000000000', // Ink Mainnet - Native symbol: ETH
 } as const;
 
 // MISSING CHAINS WITH NO NATIVE ASSET PRICES

packages/controller-utils/CHANGELOG.md

@@ -7,6 +7,8 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
+- Add INK (0xed88) mapping to eip155:57073/erc20:0x0000000000000000000000000000000000000000 ([#7688](https://github.com/MetaMask/core/pull/7688))
+
 ## [11.18.0]
 
 ### Changed