Auction RPC's

.changeset/brave-masks-serve.md

@@ -0,0 +1,6 @@
+---
+"@polkadex/polkadex-api": minor
+"@polkadex/types": minor
+---
+
+Added RPC for placing a bid and fetching auction info

packages/polkadex-api/src/modules/ocex.test.ts

@@ -83,4 +83,9 @@ describe("OCEX modules testing", () => {
       expect(res.meta.name.toJSON()).toBe("remove_proxy_account");
     }
   );
+
+  test("Get Auction Info", { timeout: 100000 }, async () => {
+    const res = await ocex.auctionInfo();
+    expectTypeOf(res.highestBid).toBeNumber();
+  });
 });

packages/polkadex-api/src/modules/ocex.ts

@@ -1,6 +1,11 @@
 import { SubmittableExtrinsic } from "@polkadot/api/promise/types";
-import { PolkadexPrimitivesOcexAccountInfo } from "@polkadex/types";
-import { toPlanck } from "@polkadex/numericals";
+import {
+  PolkadexPrimitivesOcexAccountInfo,
+  PolkadexPrimitivesAuctionAuctionInfo,
+} from "@polkadex/types";
+import { toPlanck, toUnit } from "@polkadex/numericals";
+
+import { AuctionInfo } from "../types";
 
 import { BalancesApi } from "./balances";
 
@@ -48,4 +53,37 @@ export class OcexApi extends BalancesApi {
     const amt = toPlanck(amount, decimals);
     return this.api.tx.ocex.deposit(asset, amt.toFixed(0));
   }
+
+  // TODO: Need to test this when backend is upgraded
+  // Place an anuction bid
+  public async placeAuctionBid(amount: number): Promise<SubmittableExtrinsic> {
+    await this.initApi();
+    // transform amount decimals into usable form
+    const decimals = this.chainDecimals;
+    const amt = toPlanck(amount, decimals);
+    return this.api.tx.ocex.placeBid(amt.toFixed(0));
+  }
+
+  // Fetch current auction info
+  public async auctionInfo(): Promise<AuctionInfo> {
+    await this.initApi();
+
+    const decimals = this.chainDecimals;
+    const auctionInfo = (
+      await this.api.query?.ocex?.auction()
+    )?.toJSON() as unknown as PolkadexPrimitivesAuctionAuctionInfo;
+
+    if (!auctionInfo) return {} as AuctionInfo;
+
+    const feeInfo: AuctionInfo["feeInfo"] = {};
+    for (const itr of Object.entries(auctionInfo.feeInfo)) {
+      const amt = toUnit(itr[1], decimals);
+      feeInfo[itr[0]] = amt.toNumber();
+    }
+    return {
+      feeInfo,
+      highestBid: auctionInfo.highestBid,
+      highestBidder: auctionInfo.highestBidder,
+    };
+  }
 }

packages/polkadex-api/src/types.ts

@@ -1,3 +1,4 @@
+import { AccountId } from "@polkadot/types/interfaces";
 import { DefinitionsCall } from "@polkadot/types/types";
 
 export enum AssetType {
@@ -12,6 +13,12 @@ export type Asset = {
   network: AssetType;
 };
 
+export type AuctionInfo = {
+  feeInfo: { [key: string]: number };
+  highestBidder: AccountId | null;
+  highestBid: number;
+};
+
 export const runtimeTypes = {
   AssetId: {
     _enum: {

packages/types/src/chain.ts

@@ -65,3 +65,9 @@ export interface LMPEpochConfig extends Struct {
   maxAccountsRewarded: u16;
   claimSafetyPeriod: u16;
 }
+
+export interface PolkadexPrimitivesAuctionAuctionInfo extends Struct {
+  feeInfo: { [key: string]: string };
+  highestBidder: AccountId | null;
+  highestBid: number;
+}

yarn.lock

@@ -16045,10 +16045,10 @@ vary@~1.1.2:
   resolved "https://registry.yarnpkg.com/vary/-/vary-1.1.2.tgz#2299f02c6ded30d4a5961b0b9f74524a18f634fc"
   integrity sha512-BNGbWLfd0eUPabhkXUVm0j8uuvREyTh5ovRa/dyow/BqAbZJyC+5fU+IzQOzmAKzYqYRAISoRhdQr3eIZ/PXqg==
 
-vaul@^0.8.0:
-  version "0.8.9"
-  resolved "https://registry.yarnpkg.com/vaul/-/vaul-0.8.9.tgz#0b6e4771dbd0e8e330b3c4b0415d4fd15cd47e9b"
-  integrity sha512-gpmtmZRWDPP6niQh14JfRIFUYZVyfvAWyA/7rUINOfNlO/2K7uEvI5rLXEXkxZIRFyUZj+TPHLFMirkegPHjrw==
+vaul@^0.9.1:
+  version "0.9.1"
+  resolved "https://registry.yarnpkg.com/vaul/-/vaul-0.9.1.tgz#3640198e04636b209b1f907fcf3079bec6ecc66b"
+  integrity sha512-fAhd7i4RNMinx+WEm6pF3nOl78DFkAazcN04ElLPFF9BMCNGbY/kou8UMhIcicm0rJCNePJP0Yyza60gGOD0Jw==
   dependencies:
     "@radix-ui/react-dialog" "^1.0.4"