feat: add asset-conversion endpoints

docs/src/openapi-v1.yaml

@@ -932,6 +932,66 @@ paths:
             application/json:
               schema:
                 $ref: '#/components/schemas/PalletsAssetsInfo'
+  /pallets/asset-conversion/liquidity-pools:
+    get:
+      tags:
+      - pallets
+      summary: Get information related to existing liquidity pools.
+      description: Returns a list of the existing liquidity pools and its corresponding 
+        tokens at a given block height. If no block is specified, it returns the latest list
+        available.
+      parameters:
+        - name: at
+          in: query
+          description: Block at which to retrieve the liquidity pools information.
+          required: false
+          schema:
+            type: string
+            description: Block identifier, as the block height or block hash.
+            format: unsignedInteger or $hex
+      responses:
+      "200":
+        description: successful operation
+        content:
+          application/json:
+            schema:
+              $ref: '#/components/schemas/LiquidityPools'
+      "400":
+        description: invalid blockId supplied for at query param
+        content:
+          application/json:
+            schema:
+              $ref: '#/components/schemas/Error'
+  /pallets/asset-conversion/next-available-id:
+    get:
+      tags:
+      - pallets
+      summary: Get the next available liquidity pool id.
+      description: Returns the next available liquidity pool's id at a given 
+        block height. If no block is specified, it returns the latest list
+        available.
+      parameters:
+        - name: at
+          in: query
+          description: Block at which to retrieve the next liquidity pool's id.
+          required: false
+          schema:
+            type: string
+            description: Block identifier, as the block height or block hash.
+            format: unsignedInteger or $hex
+      responses:
+      "200":
+        description: successful operation
+        content:
+          application/json:
+            schema:
+              $ref: '#/components/schemas/NextAvailableId'
+      "400":
+        description: invalid blockId supplied for at query param
+        content:
+          application/json:
+            schema:
+              $ref: '#/components/schemas/Error'
   /pallets/{palletId}/consts:
     get:
       tags:
@@ -2051,6 +2111,27 @@ components:
           description: An array of queried assets.
           items:
             $ref: '#/components/schemas/AssetsBalance'
+    LiquidityPools:
+      type: object
+      properties:
+        at:
+          $ref: '#/components/schemas/BlockIdentifiers'
+        pools:
+          type: array
+          description: Array containing existent liquidity pool's token id.
+          example: "[{\"reserves\":[{\"parents\":\"1\",\"interior\":{\"here\":
+            null}},{\"parents\":\"0\",\"interior\":{\"x2\":[{\"palletInstance\":
+            \"50\"},{\"generalIndex\":\"2\"}]}}],\"lpToken\":{\"lpToken\":\"1\"}
+            },{\"lpToken\":{\"lpToken\":\"0\"}}]"
+    NextAvailableId:
+      type: object
+      properties:
+        at:
+          $ref: '#/components/schemas/BlockIdentifiers'
+        id:
+          type: string
+          description: Next availabe liquidity pool's id.
+          example: "4"
     AccountBalanceInfo:
       type: object
       properties:

e2e-tests/historical/endpoints/asset-hub-westend/accounts/asset-approvals/5235874.json

@@ -0,0 +1,8 @@
+{
+    "at": {
+        "hash": "0x775221e0ea695a7b7077943687c1393ae6902a5a82a4fefebe618bf36e83101b",
+        "height": "5235874"
+    },
+    "amount": null,
+    "deposit": null
+}

e2e-tests/historical/endpoints/asset-hub-westend/accounts/asset-approvals/index.ts

@@ -0,0 +1,24 @@
+// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// This file is part of Substrate API Sidecar.
+//
+// Substrate API Sidecar is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+import accountsApprovals5235874 from './5235874.json';
+
+export const assetHubWestendAccountsApprovalsEndpoints = [
+	[
+		'/accounts/5ESM47S6Yrx48SsuSvmDe3HQJm5czh5grYekv4diqCT3f7wM/asset-approvals?assetId=301&delegate=5Di8DkuGHV7rBvJ8XLHZP8Hrq9p6RqiiPdnqGqvxMD88Xhrc&at=5235874',
+		JSON.stringify(accountsApprovals5235874),
+	],
+];

e2e-tests/historical/endpoints/asset-hub-westend/accounts/asset-balances/1800000.json

@@ -0,0 +1,14 @@
+{
+    "at": {
+        "hash": "0x0483066dddcf582bbcce0f25acc3f4a50b068adf95292dc23126b187ae59cb82",
+        "height": "1800000"
+    },
+    "assets": [
+        {
+            "assetId": "301",
+            "balance": "99999999999999999999501000970900000050",
+            "isFrozen": false,
+            "isSufficient": false
+        }
+    ]
+}

e2e-tests/historical/endpoints/asset-hub-westend/accounts/asset-balances/index.ts

@@ -0,0 +1,24 @@
+// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// This file is part of Substrate API Sidecar.
+//
+// Substrate API Sidecar is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+import accountAssetBalance1800000 from './1800000.json';
+
+export const assetHubWestendAccountAssetBalanceEndpoints = [
+	[
+		'/accounts/H4DU1hKQeLkR5bhMeMidarF9bVvrH3k6ybLz84YLs7eRQMu/asset-balances?assets[]=301&at=1800000',
+		JSON.stringify(accountAssetBalance1800000),
+	],
+];

e2e-tests/historical/endpoints/asset-hub-westend/accounts/balance-info/1800000.json

@@ -0,0 +1,14 @@
+{
+    "at": {
+        "hash": "0x0483066dddcf582bbcce0f25acc3f4a50b068adf95292dc23126b187ae59cb82",
+        "height": "1800000"
+    },
+    "nonce": "0",
+    "tokenSymbol": "WND",
+    "free": "0",
+    "reserved": "0",
+    "miscFrozen": "0",
+    "feeFrozen": "0",
+    "frozen": "frozen does not exist for this runtime",
+    "locks": []
+}

e2e-tests/historical/endpoints/asset-hub-westend/accounts/balance-info/index.ts

@@ -0,0 +1,24 @@
+// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// This file is part of Substrate API Sidecar.
+//
+// Substrate API Sidecar is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+import accountBalance1800000 from './1800000.json';
+
+export const assetHubWestendAccountBalanceEndpoints = [
+	[
+		'/accounts/5Gj8nd1DqK3p6Dqpao9bGnDwLaxYgEGxFwPL2ZwjGvt2kSWv/balance-info?at=1800000',
+		JSON.stringify(accountBalance1800000),
+	],
+];

e2e-tests/historical/endpoints/asset-hub-westend/accounts/index.ts

@@ -0,0 +1,25 @@
+// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// This file is part of Substrate API Sidecar.
+//
+// Substrate API Sidecar is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+import { assetHubWestendAccountsApprovalsEndpoints } from './asset-approvals';
+import { assetHubWestendAccountAssetBalanceEndpoints } from './asset-balances';
+import { assetHubWestendAccountBalanceEndpoints } from './balance-info';
+
+export const assetHubWestendAccountEndpoints = [
+	...assetHubWestendAccountBalanceEndpoints,
+	...assetHubWestendAccountAssetBalanceEndpoints,
+	...assetHubWestendAccountsApprovalsEndpoints,
+];