feat: add stake example (#80)

examples/xalgo/stake.ts

@@ -0,0 +1,42 @@
+import { assignGroupID } from "algosdk";
+
+import {
+  getConsensusState,
+  prefixWithOpUp,
+  prepareImmediateStakeTransactions,
+  TestnetConsensusConfig,
+  TestnetOpUp,
+} from "../../src";
+import { algodClient, sender } from "../config";
+
+async function main() {
+  const opup = TestnetOpUp;
+  const consensusConfig = TestnetConsensusConfig;
+
+  // retrieve params and consensus state
+  const params = await algodClient.getTransactionParams().do();
+  const consensusState = await getConsensusState(algodClient, consensusConfig);
+
+  // stake 1 ALGO
+  const stakeAmount = 1e6;
+  const minReceivedAmount = 0;
+  let stakeTransactions = prepareImmediateStakeTransactions(
+    consensusConfig,
+    consensusState,
+    sender.addr,
+    sender.addr,
+    stakeAmount,
+    minReceivedAmount,
+    params,
+  );
+
+  // add additional opcode budget (if needed)
+  stakeTransactions = prefixWithOpUp(opup, sender.addr, stakeTransactions, 0, params);
+
+  // group, sign and submit
+  assignGroupID(stakeTransactions);
+  const signedTxns = stakeTransactions.map((txn) => txn.signTxn(sender.sk));
+  await algodClient.sendRawTransaction(signedTxns).do();
+}
+
+main().catch(console.error);

tsconfig.json

@@ -19,5 +19,5 @@
     "declarationDir": "dist/types",
     "sourceMap": true
   },
-  "include": ["src/**/*"]
+  "include": ["src/**/*", "examples/**/*"]
 }