Foreign assets - Snowbridge Assets integration (#383)

* add foreignAssets balance checking * add assets configurations * add extrinsic builders for foreign assets * add wsethe and wbtce configurations * add changeset * add tests to new functions * update acceptance snaps
moonbeam-foundation · Nov 22, 2024 · 5d3e8b4 · 5d3e8b4
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diff --git a/.changeset/moody-snakes-exercise.md b/.changeset/moody-snakes-exercise.md
@@ -0,0 +1,6 @@
+---
+'@moonbeam-network/xcm-builder': minor
+'@moonbeam-network/xcm-config': patch
+---
+
+Add foreign assets configuration and Snowbridge assets tranfers between Asset Hub and Moonbeam
diff --git a/packages/builder/fixtures/builderParamsMock.ts b/packages/builder/fixtures/builderParamsMock.ts
@@ -80,3 +80,14 @@ export const buildParachainParamsMock: ExtrinsicConfigBuilderPrams = {
   palletInstance: 10,
   source: alphanetAssetHubMock,
 };
+
+export const buildParamsMockEth: ExtrinsicConfigBuilderPrams = {
+  address: '0xeF46c7649270C912704fB09B75097f6E32208b85',
+  amount: 99_000_000_000n,
+  asset: '0xeF46c7649270C912704fB09B75097f6E32208b85',
+  destination: moonbaseAlphaMock,
+  fee: 5_000_000_000n,
+  feeAsset: 'WETH.e',
+  palletInstance: 10,
+  source: alphanetAssetHubMock,
+};
diff --git a/packages/builder/src/asset-min/AssetMinBuilder.test.ts b/packages/builder/src/asset-min/AssetMinBuilder.test.ts
@@ -78,4 +78,27 @@ describe('assetMinBuilder', () => {
       });
     });
   });
+
+  describe('foreignAssets', () => {
+    describe('asset', () => {
+      const config = AssetMinBuilder()
+        .foreignAssets()
+        .asset()
+        .build({ asset: '0xc02aaa39b223fe8d0a0e5c4f27ead9083c756cc2' });
+
+      it('should be correct config', () => {
+        expect(config).toMatchSnapshot();
+      });
+
+      it('should transform correctly', async () => {
+        await expect(
+          config.transform({
+            unwrapOrDefault: () => ({
+              minBalance: balanceOf(999),
+            }),
+          }),
+        ).resolves.toMatchSnapshot();
+      });
+    });
+  });
 });
diff --git a/packages/builder/src/asset-min/AssetMinBuilder.ts b/packages/builder/src/asset-min/AssetMinBuilder.ts
@@ -3,13 +3,15 @@
 
 import { Option } from '@polkadot/types';
 import { PalletAssetsAssetDetails } from '@polkadot/types/lookup';
+import { getExtrinsicAccount } from '../extrinsic/ExtrinsicBuilder.utils';
 import { SubstrateQueryConfig } from '../types/substrate/SubstrateQueryConfig';
 import { AssetMinConfigBuilder } from './AssetMinBuilder.interfaces';
 
 export function AssetMinBuilder() {
   return {
     assetRegistry,
     assets,
+    foreignAssets,
   };
 }
 
@@ -57,3 +59,36 @@ function assets() {
     }),
   };
 }
+
+function foreignAssets() {
+  return {
+    asset: (): AssetMinConfigBuilder => ({
+      build: ({ asset }) => {
+        const multilocation = {
+          parents: 2,
+          interior: {
+            X2: [
+              {
+                globalconsensus: {
+                  ethereum: {
+                    chainId: 1,
+                  },
+                },
+              },
+              getExtrinsicAccount(asset as string),
+            ],
+          },
+        };
+        return new SubstrateQueryConfig({
+          module: 'foreignAssets',
+          func: 'asset',
+          args: [multilocation],
+          transform: async (
+            response: Option<PalletAssetsAssetDetails>,
+          ): Promise<bigint> =>
+            response.unwrapOrDefault().minBalance.toBigInt(),
+        });
+      },
+    }),
+  };
+}
diff --git a/packages/builder/src/asset-min/__snapshots__/AssetMinBuilder.test.ts.snap b/packages/builder/src/asset-min/__snapshots__/AssetMinBuilder.test.ts.snap
@@ -42,6 +42,38 @@ SubstrateQueryConfig {
 
 exports[`assetMinBuilder > assets > asset > should transform correctly 1`] = `999n`;
 
+exports[`assetMinBuilder > foreignAssets > asset > should be correct config 1`] = `
+SubstrateQueryConfig {
+  "args": [
+    {
+      "interior": {
+        "X2": [
+          {
+            "globalconsensus": {
+              "ethereum": {
+                "chainId": 1,
+              },
+            },
+          },
+          {
+            "AccountKey20": {
+              "key": "0xc02aaa39b223fe8d0a0e5c4f27ead9083c756cc2",
+            },
+          },
+        ],
+      },
+      "parents": 2,
+    },
+  ],
+  "func": "asset",
+  "module": "foreignAssets",
+  "transform": [Function],
+  "type": "Substrate",
+}
+`;
+
+exports[`assetMinBuilder > foreignAssets > asset > should transform correctly 1`] = `999n`;
+
 exports[`assetMinBuilder assetRegistry assetMetadatas should be correct config 1`] = `
 SubstrateQueryConfig {
   "args": [

diff --git a/packages/builder/src/balance/BalanceBuilder.test.ts b/packages/builder/src/balance/BalanceBuilder.test.ts
@@ -47,6 +47,31 @@ describe('balanceBuilder', () => {
     });
   });
 
+  describe('foreignAssets', () => {
+    describe('account', () => {
+      const config = BalanceBuilder()
+        .substrate()
+        .foreignAssets()
+        .account()
+        .build({
+          address: account,
+          asset: `0xc02aaa39b223fe8d0a0e5c4f27ead9083c756cc2`,
+        }) as SubstrateQueryConfig;
+
+      it('should be correct config', () => {
+        expect(config).toMatchSnapshot();
+      });
+
+      it('should transform correctly', async () => {
+        await expect(
+          config.transform({
+            unwrapOrDefault: () => ({ balance: balanceOf(999) }),
+          }),
+        ).resolves.toMatchSnapshot();
+      });
+    });
+  });
+
   describe('system', () => {
     describe('account', () => {
       const config = BalanceBuilder()

diff --git a/packages/builder/src/balance/BalanceBuilder.ts b/packages/builder/src/balance/BalanceBuilder.ts
@@ -10,6 +10,7 @@ import {
 import { isString } from '@polkadot/util';
 import { evmToAddress } from '@polkadot/util-crypto';
 import { ContractConfig } from '../contract';
+import { getExtrinsicAccount } from '../extrinsic/ExtrinsicBuilder.utils';
 import { SubstrateQueryConfig } from '../types/substrate/SubstrateQueryConfig';
 import {
   BalanceConfigBuilder,
@@ -34,6 +35,7 @@ export function evm() {
 export function substrate() {
   return {
     assets,
+    foreignAssets,
     system,
     tokens,
   };
@@ -72,6 +74,33 @@ function assets() {
   };
 }
 
+function foreignAssets() {
+  return {
+    account: (): BalanceConfigBuilder => ({
+      build: ({ address, asset }) => {
+        const multilocation = {
+          parents: 2,
+          interior: {
+            X2: [
+              { GlobalConsensus: { ethereum: { chainId: 1 } } },
+              getExtrinsicAccount(asset as string),
+            ],
+          },
+        };
+
+        return new SubstrateQueryConfig({
+          module: 'foreignAssets',
+          func: 'account',
+          args: [multilocation, address],
+          transform: async (
+            response: Option<PalletAssetsAssetAccount>,
+          ): Promise<bigint> => response.unwrapOrDefault().balance.toBigInt(),
+        });
+      },
+    }),
+  };
+}
+
 function system() {
   return {
     account: (): BalanceConfigBuilder => ({

diff --git a/packages/builder/src/balance/__snapshots__/BalanceBuilder.test.ts.snap b/packages/builder/src/balance/__snapshots__/BalanceBuilder.test.ts.snap
@@ -15,6 +15,39 @@ SubstrateQueryConfig {
 
 exports[`balanceBuilder > assets > account > should transform correctly 1`] = `999n`;
 
+exports[`balanceBuilder > foreignAssets > account > should be correct config 1`] = `
+SubstrateQueryConfig {
+  "args": [
+    {
+      "interior": {
+        "X2": [
+          {
+            "GlobalConsensus": {
+              "ethereum": {
+                "chainId": 1,
+              },
+            },
+          },
+          {
+            "AccountKey20": {
+              "key": "0xc02aaa39b223fe8d0a0e5c4f27ead9083c756cc2",
+            },
+          },
+        ],
+      },
+      "parents": 2,
+    },
+    "<ACCOUNT>",
+  ],
+  "func": "account",
+  "module": "foreignAssets",
+  "transform": [Function],
+  "type": "Substrate",
+}
+`;
+
+exports[`balanceBuilder > foreignAssets > account > should transform correctly 1`] = `999n`;
+
 exports[`balanceBuilder > system > account > should be correct config 1`] = `
 SubstrateQueryConfig {
   "args": [

diff --git a/packages/builder/src/extrinsic/pallets/polkadotXcm/__snapshots__/polkadotXcm.test.ts.snap b/packages/builder/src/extrinsic/pallets/polkadotXcm/__snapshots__/polkadotXcm.test.ts.snap
@@ -462,6 +462,109 @@ exports[`polkadotXcm > limitedReserveWithdrawAssets > x2 > should get correct ar
 ]
 `;
 
+exports[`polkadotXcm > transferAssetsUsingTypeAndThen > x2 > should be correct config 1`] = `
+ExtrinsicConfig {
+  "func": "transferAssetsUsingTypeAndThen",
+  "getArgs": [Function],
+  "module": "polkadotXcm",
+  "type": "Substrate",
+}
+`;
+
+exports[`polkadotXcm > transferAssetsUsingTypeAndThen > x2 > should get correct arguments 1`] = `
+[
+  {
+    "V4": {
+      "interior": {
+        "X1": [
+          {
+            "Parachain": 1000,
+          },
+        ],
+      },
+      "parents": 1,
+    },
+  },
+  {
+    "V4": [
+      {
+        "fun": {
+          "fungible": 99000000000n,
+        },
+        "id": {
+          "interior": {
+            "X2": [
+              {
+                "globalConsensus": {
+                  "Ethereum": {
+                    "ChainId": 1,
+                  },
+                },
+              },
+              {
+                "AccountKey20": {
+                  "key": "0xeF46c7649270C912704fB09B75097f6E32208b85",
+                },
+              },
+            ],
+          },
+          "parents": 2,
+        },
+      },
+    ],
+  },
+  "LocalReserve",
+  {
+    "V4": {
+      "interior": {
+        "X2": [
+          {
+            "globalConsensus": {
+              "Ethereum": {
+                "ChainId": 1,
+              },
+            },
+          },
+          {
+            "AccountKey20": {
+              "key": "0xeF46c7649270C912704fB09B75097f6E32208b85",
+            },
+          },
+        ],
+      },
+      "parents": 2,
+    },
+  },
+  "LocalReserve",
+  {
+    "V4": [
+      {
+        "DepositAsset": {
+          "assets": {
+            "Wild": {
+              "AllCounted": 1,
+            },
+          },
+          "beneficiary": {
+            "interior": {
+              "X1": [
+                {
+                  "AccountKey20": {
+                    "key": "0xeF46c7649270C912704fB09B75097f6E32208b85",
+                  },
+                },
+              ],
+            },
+            "parents": 0,
+          },
+        },
+      },
+    ],
+  },
+  "Unlimited",
+]
+`;
+
 exports[`polkadotXcm limitedReserveTransferAssets here should be correct config 1`] = `
 ExtrinsicConfig {
   "func": "limitedReserveTransferAssets",