feat(@nftx/config): new package

NFTX-project · Dec 16, 2022 · 9c28a19 · 9c28a19
1 parent 154e4cb
commit 9c28a19
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Showing 4 changed files with 24 additions and 8 deletions.
diff --git a/packages/constants/src/urls.ts b/packages/constants/src/urls.ts
@@ -4,3 +4,5 @@ export const ZEROX_URL = {
   // TODO: only enable this once contracts support the 0x api, otherwise we'll end up with conflicting prices
   // [Network.Mainnet]: 'https://api.0x.org',
 };
+
+export const NFTX_APR_URL = 'https://aprs.nftx.xyz';
diff --git a/packages/web3/src/tokens/fetchReservesForTokens.ts b/packages/web3/src/tokens/fetchReservesForTokens.ts
@@ -98,8 +98,8 @@ function formatTokenReserves(token: TokenPair, network: number): TokenReserve {
     );
 
     if (wethPair) {
-      const reserveVtoken = parseEther(wethPair.reserve0 || '0');
-      const reserveWeth = parseEther(wethPair.reserve1 || '0');
+      const reserveVtoken = parseEther(wethPair.reserve1 || '0');
+      const reserveWeth = parseEther(wethPair.reserve0 || '0');
       const midPrice = calcMidPrice(reserveVtoken, reserveWeth);
 
       return {

diff --git a/packages/web3/src/vaults/fetchVaultAprs.ts b/packages/web3/src/vaults/fetchVaultAprs.ts
@@ -1,18 +1,33 @@
+import { NFTX_APR_URL } from '@nftx/constants';
+import { addressEqual } from '../web3';
 import type { VaultAddress, VaultApr } from './types';
 
+type Response = Array<{
+  vault_id: string;
+  inventoryApr: Record<string, string>;
+  liquidityApr: Record<string, string>;
+}>;
+
 const fetchVaultAprs = async ({
   vaultAddresses,
 }: {
   vaultAddresses: VaultAddress[];
 }): Promise<VaultApr[]> => {
-  // TODO: implement this
-  console.warn('fetchVaultAprs is currently stubbed');
+  const response = await fetch(NFTX_APR_URL);
+  let data: Response;
+  try {
+    data = await response.json();
+  } catch {
+    data = [];
+  }
+
   return vaultAddresses.map((vaultAddress): VaultApr => {
+    const x = data.find(({ vault_id }) => addressEqual(vault_id, vaultAddress));
+
     return {
       vaultAddress,
-      vaultId: '0',
-      liquidityApr: Math.floor(Math.random() * 300) / 100,
-      inventoryApr: Math.floor(Math.random() * 100) / 100,
+      liquidityApr: Number(Object.values(x?.liquidityApr ?? {})[0] ?? '0'),
+      inventoryApr: Number(Object.values(x?.inventoryApr ?? {})[0] ?? '0'),
     };
   });
 };

diff --git a/packages/web3/src/vaults/types.ts b/packages/web3/src/vaults/types.ts
@@ -64,7 +64,6 @@ export type Vault = {
 };
 
 export type VaultApr = {
-  vaultId: VaultId;
   vaultAddress: VaultAddress;
   inventoryApr: number;
   liquidityApr: number;