Support wrapped ERC20 and legacy ERC721 in simulations (#4122)

MetaMask · Apr 3, 2024 · bb81647 · bb81647
1 parent 4f6df1d
commit bb81647
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diff --git a/packages/transaction-controller/src/constants.ts b/packages/transaction-controller/src/constants.ts
@@ -119,3 +119,51 @@ export const GAS_BUFFER_CHAIN_OVERRIDES = {
   [CHAIN_IDS.OPTIMISM]: 1,
   [CHAIN_IDS.OPTIMISM_SEPOLIA]: 1,
 };
+
+/** Extract of the Wrapped ERC-20 ABI required for simulation. */
+export const ABI_SIMULATION_ERC20_WRAPPED = [
+  {
+    anonymous: false,
+    inputs: [
+      { indexed: true, name: 'to', type: 'address' },
+      { indexed: false, name: 'wad', type: 'uint256' },
+    ],
+    name: 'Deposit',
+    type: 'event',
+  },
+  {
+    anonymous: false,
+    inputs: [
+      { indexed: true, name: 'from', type: 'address' },
+      { indexed: false, name: 'wad', type: 'uint256' },
+    ],
+    name: 'Withdrawal',
+    type: 'event',
+  },
+];
+
+/** Extract of the legacy ERC-721 ABI required for simulation. */
+export const ABI_SIMULATION_ERC721_LEGACY = [
+  {
+    anonymous: false,
+    inputs: [
+      {
+        indexed: false,
+        name: '_from',
+        type: 'address',
+      },
+      {
+        indexed: false,
+        name: '_to',
+        type: 'address',
+      },
+      {
+        indexed: false,
+        name: '_tokenId',
+        type: 'uint256',
+      },
+    ],
+    name: 'Transfer',
+    type: 'event',
+  },
+];