[hosted-sdk] add demo for aggregation

hosted-sdk-demo/src/constants.ts

@@ -1,9 +1,10 @@
 // Tokens
 export const wstETH = '0x7f39C581F595B53c5cb19bD0b3f8dA6c935E2Ca0';
+export const USDC = '0xa0b86991c6218b36c1d19d4a2e9eb0ce3606eb48';
 export const MARKET_ADDRESS = '0x34280882267ffa6383b363e278b027be083bbe3b';
 export const SY_ADDRESS = '0xcbc72d92b2dc8187414f6734718563898740c0bc';
 export const PT_ADDRESS = '0xb253eff1104802b97ac7e3ac9fdd73aece295a2c';
 export const YT_ADDRESS = '0x04b7fa1e727d7290d6e24fa9b426d0c940283a95';
 
 export const CHAIN_ID = 1;
-export const RECEIVER_ADDRESS = '<RECEVER_ADDRESS>';
+export const RECEIVER_ADDRESS = '<RECEVER_ADDRESS>';

hosted-sdk-demo/src/swap.ts

@@ -1,4 +1,4 @@
-import { CHAIN_ID, MARKET_ADDRESS, PT_ADDRESS, RECEIVER_ADDRESS, SY_ADDRESS, wstETH, YT_ADDRESS } from "./constants";
+import { CHAIN_ID, MARKET_ADDRESS, PT_ADDRESS, RECEIVER_ADDRESS, SY_ADDRESS, USDC, wstETH, YT_ADDRESS } from "./constants";
 import { callSDK, getSigner } from "./helper";
 import { SwapData } from "./types";
 
@@ -137,3 +137,45 @@ export async function swapYtToToken() {
     // Send tx
     getSigner().sendTransaction(res.tx);
 }
+
+// enable aggregator
+
+export async function swapTokenToPtUsingAggregation() {
+    // Swap 1000 USDC to PT in wstETH market with 1% slippage
+    const res = await callSDK<SwapData>(`/v1/sdk/${CHAIN_ID}/markets/${MARKET_ADDRESS}/swap`, {
+        receiver: RECEIVER_ADDRESS,
+        slippage: 0.01,
+        tokenIn: USDC,
+        tokenOut: PT_ADDRESS,
+        // USDC has 6 decimals
+        amountIn: (1000n * 10n ** 6n).toString(),
+        // enable aggregator, else it will throw an error because USDC could not be directly swapped to PT
+        enableAggregator: true,
+    });
+
+    console.log('Amount PT Out: ', res.data.amountOut);
+    console.log('Price impact: ', res.data.priceImpact);
+
+    // Send tx
+    getSigner().sendTransaction(res.tx);
+}
+
+
+export async function swapPtToTokenUsingAggregation() {
+    // Swap 1 PT to USDC in wstETH market with 1% slippage
+    const res = await callSDK<SwapData>(`/v1/sdk/${CHAIN_ID}/markets/${MARKET_ADDRESS}/swap`, {
+        receiver: RECEIVER_ADDRESS,
+        slippage: 0.01,
+        tokenIn: PT_ADDRESS,
+        tokenOut: USDC,
+        amountIn: '1000000000000000000',
+        // enable aggregator
+        enableAggregator: true,
+    });
+
+    console.log('Amount USDC Out: ', res.data.amountOut);
+    console.log('Price impact: ', res.data.priceImpact);
+
+    // Send tx
+    getSigner().sendTransaction(res.tx);
+}