feat: add Safe wallet limit order example

examples/safeWallet/placeLimitOrder.ts

@@ -0,0 +1,73 @@
+import { ethers } from "ethers";
+import { config as dotenvConfig } from "dotenv";
+import { resolve } from "path";
+
+import { safeAbi } from "../../src/abis";
+import {
+  CLOB_API_URL,
+  EXCHANGE_PROXY_ADDRESS,
+  CHAIN_ID,
+} from "../../src/constants";
+import { buildLimitOrder } from "../../src/orders";
+import { signAndExecuteSafeTransaction } from "../../src/safe-helpers";
+import { SafeTransaction } from "../../src/types";
+
+dotenvConfig({ path: resolve(__dirname, "../../.env") });
+
+async function main() {
+  console.log("Starting safe limit order example...");
+
+  const provider = new ethers.providers.JsonRpcProvider(
+    process.env.RPC_URL as string,
+  );
+  const eoa = new ethers.Wallet(process.env.PK as string, provider);
+
+  console.log(`EOA: ${eoa.address}`);
+
+  // =========== Replace the values below with your own ===========
+
+  const safeAddress = ""; // Your Safe address
+  const marketTokenId = ""; // Polymarket market token id
+  const side = "BUY"; // or "SELL"
+  const price = "0.10";
+  const size = "1.0";
+  const expiration = Math.floor(Date.now() / 1000) + 60 * 10; // 10 minutes
+
+  // ===============================================================
+
+  const safe = new ethers.Contract(safeAddress, safeAbi, eoa);
+
+  const order = buildLimitOrder({
+    maker: safeAddress,
+    taker: ethers.constants.AddressZero,
+    tokenId: marketTokenId,
+    side,
+    price,
+    size,
+    expiration,
+    exchangeAddress: EXCHANGE_PROXY_ADDRESS,
+    chainId: CHAIN_ID,
+  });
+
+  const tx: SafeTransaction = {
+    to: EXCHANGE_PROXY_ADDRESS,
+    value: 0,
+    data: order.calldata,
+    operation: 0,
+  };
+
+  console.log("Signing and executing Safe transaction...");
+
+  await signAndExecuteSafeTransaction({
+    safe,
+    tx,
+    apiUrl: CLOB_API_URL,
+  });
+
+  console.log("Done.");
+}
+
+main().catch((err) => {
+  console.error(err);
+  process.exit(1);
+});