add near example (#189)

Author: nooxx

examples/.env.example

@@ -3,3 +3,4 @@ KILN_API_KEY=""
 KILN_ACCOUNT_ID=""
 FIREBLOCKS_API_KEY=""
 FIREBLOCKS_VAULT_ID=""
+FIREBLOCKS_SECRET_FILENAME=""

examples/env.ts

@@ -24,7 +24,12 @@ export const loadEnv = async () => {
     process.exit(1);
   }
 
-  const fireblocksApiSecret = await Bun.file('fireblocks_secret_prod.key').text();
+  if (!Bun.env.FIREBLOCKS_SECRET_FILENAME) {
+    console.log('FIREBLOCKS_SECRET_FILENAME is required');
+    process.exit(1);
+  }
+
+  const fireblocksApiSecret = await Bun.file(Bun.env.FIREBLOCKS_SECRET_FILENAME).text();
 
   return {
     kilnApiUrl: Bun.env.KILN_API_URL,

examples/near.ts

@@ -0,0 +1,73 @@
+import { Kiln, KILN_VALIDATORS } from '../src/kiln.ts';
+import type { FireblocksIntegration } from '../src/fireblocks.ts';
+import { loadEnv } from './env.ts';
+import { parseUnits } from "viem";
+
+const { kilnApiKey, kilnAccountId, kilnApiUrl, fireblocksApiKey, fireblocksApiSecret, fireblocksVaultId } =
+  await loadEnv();
+
+const k = new Kiln({
+  baseUrl: kilnApiUrl,
+  apiToken: kilnApiKey,
+});
+
+const vault: FireblocksIntegration = {
+  config: {
+    apiKey: fireblocksApiKey,
+    secretKey: fireblocksApiSecret,
+    basePath: 'https://api.fireblocks.io/v1',
+  },
+  vaultId: fireblocksVaultId,
+};
+
+//
+// Craft the transaction
+//
+console.log('Crafting transaction...');
+const txRequest = await k.client.POST('/near/transaction/stake', {
+  body: {
+    account_id: kilnAccountId,
+    wallet: 'c36b1a5da2e60d1fd5d3a6b46f7399eb26571457f3272f3c978bc9527ad2335f',
+    pool_id: KILN_VALIDATORS.NEAR.testnet.KILN,
+    amount_yocto: parseUnits('0.1', 24).toString(),
+  },
+});
+if (txRequest.error) {
+  console.log('Failed to craft transaction:', txRequest);
+  process.exit(1);
+} else {
+  console.log('Crafted transaction:', txRequest.data);
+}
+console.log('\n\n\n');
+
+//
+// Sign the transaction
+//
+console.log('Signing transaction...');
+const signRequest = await (async () => {
+  try {
+    // @ts-ignore
+    return await k.fireblocks.signNearTx(vault, txRequest.data.data, "NEAR_TEST");
+  } catch (err) {
+    console.log('Failed to sign transaction:', err);
+    process.exit(1);
+  }
+})();
+console.log('Signed transaction:', signRequest);
+console.log('\n\n\n');
+
+//
+// Broadcast the transaction
+//
+console.log('Broadcasting transaction...');
+const broadcastedRequest = await k.client.POST('/near/transaction/broadcast', {
+  body: {
+    signed_tx_serialized: signRequest.signed_tx.data.signed_tx_serialized,
+  },
+});
+if (broadcastedRequest.error) {
+  console.log('Failed to broadcast transaction:', broadcastedRequest);
+  process.exit(1);
+} else {
+  console.log('Broadcasted transaction:', broadcastedRequest.data);
+}