Add AssetConversionApi (#5694)

* Add Asset Conversion Api

* Fix lint errors

packages/types/src/interfaces/assetConversion/definitions.ts

@@ -0,0 +1,22 @@
+// Copyright 2017-2023 @polkadot/types authors & contributors
+// SPDX-License-Identifier: Apache-2.0
+
+// order important in structs... :)
+/* eslint-disable sort-keys */
+
+import type { Definitions } from '../../types/index.js';
+
+import { runtime } from './runtime.js';
+
+export default {
+  rpc: {},
+  runtime,
+  types: {
+    MultiAssetId: {
+      _enum: {
+        Native: null,
+        Asset: 'AssetId'
+      }
+    }
+  }
+} as Definitions;

packages/types/src/interfaces/assetConversion/index.ts

@@ -0,0 +1,4 @@
+// Auto-generated via `yarn polkadot-types-from-defs`, do not edit
+/* eslint-disable */
+
+export * from './types.js';

packages/types/src/interfaces/assetConversion/runtime.ts

@@ -0,0 +1,72 @@
+// Copyright 2017-2023 @polkadot/types authors & contributors
+// SPDX-License-Identifier: Apache-2.0
+
+import type { DefinitionsCall } from '../../types/index.js';
+
+export const runtime: DefinitionsCall = {
+  AssetConversionApi: [
+    {
+      methods: {
+        get_reserves: {
+          description: 'Get pool reserves',
+          params: [
+            {
+              name: 'asset1',
+              type: 'MultiAssetId'
+            },
+            {
+              name: 'asset2',
+              type: 'MultiAssetId'
+            }
+          ],
+          type: 'Option<(Balance,Balance)>'
+        },
+        quote_price_exact_tokens_for_tokens: {
+          description: 'Quote price: exact tokens for tokens',
+          params: [
+            {
+              name: 'asset1',
+              type: 'MultiAssetId'
+            },
+            {
+              name: 'asset2',
+              type: 'MultiAssetId'
+            },
+            {
+              name: 'amount',
+              type: 'u128'
+            },
+            {
+              name: 'include_fee',
+              type: 'bool'
+            }
+          ],
+          type: 'Option<(Balance)>'
+        },
+        quote_price_tokens_for_exact_tokens: {
+          description: 'Quote price: tokens for exact tokens',
+          params: [
+            {
+              name: 'asset1',
+              type: 'MultiAssetId'
+            },
+            {
+              name: 'asset2',
+              type: 'MultiAssetId'
+            },
+            {
+              name: 'amount',
+              type: 'u128'
+            },
+            {
+              name: 'include_fee',
+              type: 'bool'
+            }
+          ],
+          type: 'Option<(Balance)>'
+        }
+      },
+      version: 1
+    }
+  ]
+};

packages/types/src/interfaces/assetConversion/types.ts

@@ -0,0 +1,15 @@
+// Auto-generated via `yarn polkadot-types-from-defs`, do not edit
+/* eslint-disable */
+
+import type { Enum } from '@polkadot/types-codec';
+import type { AssetId } from '@polkadot/types/interfaces/runtime';
+
+/** @name MultiAssetId */
+export interface MultiAssetId extends Enum {
+  readonly isNative: boolean;
+  readonly isAsset: boolean;
+  readonly asAsset: AssetId;
+  readonly type: 'Native' | 'Asset';
+}
+
+export type PHANTOM_ASSETCONVERSION = 'assetConversion';

packages/types/src/interfaces/definitions.ts

@@ -4,6 +4,7 @@
 export * from './essentials.js';
 
 // substrate types
+export { default as assetConversion } from './assetConversion/definitions.js';
 export { default as assets } from './assets/definitions.js';
 export { default as aura } from './aura/definitions.js';
 export { default as authorship } from './authorship/definitions.js';

packages/types/src/interfaces/types.ts

@@ -1,6 +1,7 @@
 // Auto-generated via `yarn polkadot-types-from-defs`, do not edit
 /* eslint-disable */
 
+export * from './assetConversion/types.js';
 export * from './assets/types.js';
 export * from './attestations/types.js';
 export * from './aura/types.js';