feat:add pool retirement xample

examples/package.json

@@ -7,6 +7,7 @@
     "withdrawal-example": "ts-node ./withdrawal-example.ts",
     "ma-transfer-example": "ts-node ./ma-transfer-example.ts",
     "pool-registration-example": "ts-node ./pool-registration-example.ts",
+    "pool-retirement-example": "ts-node ./pool-retirement-example.ts",
     "send-transaction-with-byron-example": "ts-node ./send-transaction-with-byron-example.ts",
     "send-transaction-postman-example": "node ./postman/send-transaction-example send_transaction_postman_environment.json"
   },

examples/pool-retirement-example.ts

@@ -0,0 +1,116 @@
+/* eslint-disable no-magic-numbers */
+/* eslint-disable camelcase */
+/* eslint-disable new-cap */
+/* eslint-disable no-console */
+import {
+  buildDelegationOperation,
+  constructionDerive,
+  constructionPreprocess,
+  constructionMetadata,
+  constructionPayloads,
+  constructionCombine,
+  constructionSubmit,
+  generateKeys,
+  signPayloads,
+  waitForBalanceToBe,
+  buildOperation,
+} from "./commons";
+const logger = console;
+
+
+const PRIVATE_KEY =
+  "41d9523b87b9bd89a4d07c9b957ae68a7472d8145d7956a692df1a8ad91957a2c117d9dd874447f47306f50a650f1e08bf4bec2cfcb2af91660f23f2db912977";
+
+const SEND_FUNDS_ADDRESS =
+  "addr_test1qqr585tvlc7ylnqvz8pyqwauzrdu0mxag3m7q56grgmgu7sxu2hyfhlkwuxupa9d5085eunq2qywy7hvmvej456flknswgndm3";
+
+// cold keys
+const coldKeys = {
+  secretKey: Buffer.from(
+    "45ad0a9123f966e5d584140c1fe49d8f8430ee9f55c8c4177bdf632191dca496cb18b6cb54eb79376134cd6c19f8d4bf2f9dfe1503d53547c4f8800897b50d3a",
+    "hex"
+  ),
+  publicKey: Buffer.from(
+    "cb18b6cb54eb79376134cd6c19f8d4bf2f9dfe1503d53547c4f8800897b50d3a",
+    "hex"
+  ),
+};
+
+const POOL_KEY_HASH =
+  "1677d50dcecc49c58bdad62cf2ad9bef6e7adb8a722665c11a0cfec2";
+
+const buildPoolRetirementOperation = (
+  currentIndex: number,
+  poolKeyHash: string
+) => ({
+  operation_identifier: { index: currentIndex + 1 },
+  type: "poolRetirement",
+  status: "success",
+  account: { address: poolKeyHash },
+  metadata: {
+    epoch: 135
+  },
+});
+
+const doRun = async (): Promise<void> => {
+  const keyAddressMapper = {};
+
+  keyAddressMapper[POOL_KEY_HASH] = coldKeys;
+
+  const paymentKeys = generateKeys(PRIVATE_KEY);
+  logger.info(
+    `[doRun] secretKey ${Buffer.from(paymentKeys.secretKey).toString("hex")}`
+  );
+  const paymentPublicKey = Buffer.from(paymentKeys.publicKey).toString("hex");
+
+  const paymentAddress = await constructionDerive(paymentPublicKey);
+
+  keyAddressMapper[paymentAddress] = paymentKeys;
+  const { unspents, balances } = await waitForBalanceToBe(
+    paymentAddress,
+    (response) => response.coins.length !== 0
+  );
+  const builtOperations = buildOperation(
+    unspents,
+    balances,
+    paymentAddress,
+    SEND_FUNDS_ADDRESS,
+    true,
+    45
+  );
+
+  const currentIndex = builtOperations.operations.length - 1;
+
+  const builtPoolRetirementOperation = buildPoolRetirementOperation(
+    currentIndex + 1,
+    POOL_KEY_HASH
+  );
+  builtOperations.operations.push(builtPoolRetirementOperation);
+  logger.info(
+    `[doRun] operations to be sent are ${JSON.stringify(
+      builtOperations.operations
+    )}`
+  );
+  const preprocess = await constructionPreprocess(
+    builtOperations.operations,
+    1000
+  );
+  const metadata = await constructionMetadata(preprocess);
+  const payloads = await constructionPayloads({
+    operations: builtOperations.operations,
+    metadata,
+  });
+  const signatures = signPayloads(payloads.payloads, keyAddressMapper);
+  const combined = await constructionCombine(
+    payloads.unsigned_transaction,
+    signatures
+  );
+  logger.info(`[doRun] signed transaction is ${combined.signed_transaction}`);
+  const hashResponse = await constructionSubmit(combined.signed_transaction);
+  const transactionHash = hashResponse.transaction_identifier.hash;
+  logger.info(`[doRun] transaction with hash ${transactionHash} sent`);
+};
+
+doRun()
+  .then(() => logger.info("Pool Registration finished"))
+  .catch(console.error);