Use new AbiEncoder, add logic for encoding/decoding MultiAsset assetData

1 files changed, 54 insertions, 4 deletions

diff --git a/packages/order-utils/src/constants.ts b/packages/order-utils/src/constants.ts
index 10029dcc3..be7f3a885 100644
--- a/packages/order-utils/src/constants.ts
+++ b/packages/order-utils/src/constants.ts
@@ -7,10 +7,10 @@ export const constants = {
     UNLIMITED_ALLOWANCE_IN_BASE_UNITS: new BigNumber(2).pow(256).minus(1),
     TESTRPC_NETWORK_ID: 50,
     ADDRESS_LENGTH: 20,
-    ERC20_ASSET_DATA_BYTE_LENGTH: 36,
-    ERC721_ASSET_DATA_MINIMUM_BYTE_LENGTH: 53,
-    SELECTOR_LENGTH: 4,
-    BASE_16: 16,
+    ERC20_ASSET_DATA_MIN_CHAR_LENGTH_WITH_PREFIX: 74,
+    ERC721_ASSET_DATA_MIN_CHAR_LENGTH_WITH_PREFIX: 136,
+    MULTI_ASSET_DATA_MIN_CHAR_LENGTH_WITH_PREFIX: 266,
+    SELECTOR_CHAR_LENGTH_WITH_PREFIX: 10,
     INFINITE_TIMESTAMP_SEC: new BigNumber(2524604400), // Close to infinite
     ZERO_AMOUNT: new BigNumber(0),
     EIP712_DOMAIN_NAME: '0x Protocol',
@@ -48,4 +48,54 @@ export const constants = {
             { name: 'data', type: 'bytes' },
         ],
     },
+    ERC20_METHOD_ABI: {
+        constant: false,
+        inputs: [
+            {
+                name: 'tokenContract',
+                type: 'address',
+            },
+        ],
+        name: 'ERC20Token',
+        outputs: [],
+        payable: false,
+        stateMutability: 'nonpayable',
+        type: 'function',
+    },
+    ERC721_METHOD_ABI: {
+        constant: false,
+        inputs: [
+            {
+                name: 'tokenContract',
+                type: 'address',
+            },
+            {
+                name: 'tokenId',
+                type: 'uint256',
+            },
+        ],
+        name: 'ERC721Token',
+        outputs: [],
+        payable: false,
+        stateMutability: 'nonpayable',
+        type: 'function',
+    },
+    MULTI_ASSET_METHOD_ABI: {
+        constant: false,
+        inputs: [
+            {
+                name: 'amounts',
+                type: 'uint256[]',
+            },
+            {
+                name: 'nestedAssetData',
+                type: 'bytes[]',
+            },
+        ],
+        name: 'MultiAsset',
+        outputs: [],
+        payable: false,
+        stateMutability: 'nonpayable',
+        type: 'function',
+    },
 };