feat: add script to get price feed details

Add get_pricefeed_details.ts script that:
- Takes chain_name as argument
- Returns pythImplAddr and pythInitData
- Uses wormholeAddr from store
- Uses validTimePeriodSeconds = 60
- Uses singleUpdateFeeInWei = 1

Co-Authored-By: Jayant Krishnamurthy <[email protected]>

contract_manager/scripts/get_pricefeed_details.ts

@@ -0,0 +1,127 @@
+import yargs from "yargs";
+import { hideBin } from "yargs/helpers";
+import { EvmChain } from "../src/chains";
+import { DefaultStore } from "../src/store";
+import {
+  DeploymentType,
+  getDefaultDeploymentConfig,
+  toDeploymentType,
+  toPrivateKey,
+} from "../src";
+import {
+  COMMON_DEPLOY_OPTIONS,
+  deployIfNotCached,
+  getWeb3Contract,
+  getOrDeployWormholeContract,
+  BaseDeployConfig,
+} from "./common";
+
+interface DeploymentConfig extends BaseDeployConfig {
+  type: DeploymentType;
+  validTimePeriodSeconds: number;
+  singleUpdateFeeInWei: number;
+  saveContract: boolean;
+}
+
+const CACHE_FILE = ".cache-get-pricefeed";
+
+const parser = yargs(hideBin(process.argv))
+  .scriptName("get_pricefeed_details.ts")
+  .usage(
+    "Usage: $0 --std-output-dir <path/to/std-output-dir/> --private-key <private-key> --chain <chain-name>"
+  )
+  .options({
+    ...COMMON_DEPLOY_OPTIONS,
+    chain: {
+      type: "string",
+      demandOption: true,
+      desc: "Chain name to get price feed details for",
+    },
+  });
+
+async function getPriceFeedDetails(
+  chain: EvmChain,
+  config: DeploymentConfig,
+  wormholeAddr: string
+): Promise<{ pythImplAddr: string; pythInitData: string }> {
+  const pythImplAddr = await deployIfNotCached(
+    CACHE_FILE,
+    chain,
+    config,
+    "PythUpgradable",
+    []
+  );
+
+  // Get the init data for the proxy contract
+  const { dataSources, governanceDataSource } = getDefaultDeploymentConfig(
+    config.type
+  );
+
+  const pythImplContract = getWeb3Contract(
+    config.jsonOutputDir,
+    "PythUpgradable",
+    pythImplAddr
+  );
+
+  const pythInitData = pythImplContract.methods
+    .initialize(
+      wormholeAddr,
+      dataSources.map((ds) => ds.emitterChain),
+      dataSources.map((ds) => "0x" + ds.emitterAddress),
+      governanceDataSource.emitterChain,
+      "0x" + governanceDataSource.emitterAddress,
+      0, // governanceInitialSequence
+      config.validTimePeriodSeconds,
+      config.singleUpdateFeeInWei
+    )
+    .encodeABI();
+
+  return { pythImplAddr, pythInitData };
+}
+
+async function main() {
+  const argv = await parser.argv;
+
+  const deploymentConfig: DeploymentConfig = {
+    type: toDeploymentType(argv.deploymentType),
+    validTimePeriodSeconds: 60, // As specified
+    singleUpdateFeeInWei: 1, // As specified
+    gasMultiplier: argv.gasMultiplier,
+    gasPriceMultiplier: argv.gasPriceMultiplier,
+    privateKey: toPrivateKey(argv.privateKey),
+    jsonOutputDir: argv.stdOutputDir,
+    saveContract: argv.saveContract,
+  };
+
+  console.log(
+    `Deployment config: ${JSON.stringify(deploymentConfig, null, 2)}\n`
+  );
+
+  const chainName = argv.chain as string;
+  const chain = DefaultStore.chains[chainName];
+  if (!chain) {
+    throw new Error(`Chain ${chainName} not found`);
+  } else if (!(chain instanceof EvmChain)) {
+    throw new Error(`Chain ${chainName} is not an EVM chain`);
+  }
+
+  console.log(`Getting price feed details for ${chain.getId()}...`);
+
+  const wormholeContract = await getOrDeployWormholeContract(
+    chain,
+    deploymentConfig,
+    CACHE_FILE
+  );
+
+  const { pythImplAddr, pythInitData } = await getPriceFeedDetails(
+    chain,
+    deploymentConfig,
+    wormholeContract.address
+  );
+
+  console.log(`\nPrice Feed Details for ${chain.getId()}:`);
+  console.log(`Pyth Implementation Address: ${pythImplAddr}`);
+  console.log(`Pyth Init Data: ${pythInitData}\n`);
+}
+
+main();