Initial commit: add .gitignore and README

2026-02-09 21:51:30 -08:00
commit 47f6f2de7b
92 changed files with 15299 additions and 0 deletions
--- a/examples/ts/aave-pool-discovery.ts
+++ b/examples/ts/aave-pool-discovery.ts
@@ -0,0 +1,96 @@
+/**
+ * Aave v3: Pool discovery using PoolAddressesProvider
+ * 
+ * This example demonstrates how to discover the Aave Pool address
+ * using the PoolAddressesProvider service discovery pattern.
+ * This is the recommended way to get the Pool address in production.
+ */
+
+import { createRpcClient } from '../../src/utils/chain-config.js';
+import { getAavePoolAddressesProvider } from '../../src/utils/addresses.js';
+
+const CHAIN_ID = 1; // Mainnet
+
+// PoolAddressesProvider ABI
+const ADDRESSES_PROVIDER_ABI = [
+  {
+    name: 'getPool',
+    type: 'function',
+    stateMutability: 'view',
+    inputs: [],
+    outputs: [{ name: '', type: 'address' }],
+  },
+  {
+    name: 'getPoolDataProvider',
+    type: 'function',
+    stateMutability: 'view',
+    inputs: [],
+    outputs: [{ name: '', type: 'address' }],
+  },
+  {
+    name: 'getPriceOracle',
+    type: 'function',
+    stateMutability: 'view',
+    inputs: [],
+    outputs: [{ name: '', type: 'address' }],
+  },
+] as const;
+
+async function discoverPool() {
+  const publicClient = createRpcClient(CHAIN_ID);
+  const addressesProvider = getAavePoolAddressesProvider(CHAIN_ID);
+
+  console.log('Discovering Aave v3 Pool addresses...');
+  console.log(`Chain ID: ${CHAIN_ID}`);
+  console.log(`PoolAddressesProvider: ${addressesProvider}\n`);
+
+  // Get Pool address
+  const poolAddress = await publicClient.readContract({
+    address: addressesProvider,
+    abi: ADDRESSES_PROVIDER_ABI,
+    functionName: 'getPool',
+  });
+
+  console.log(`✅ Pool: ${poolAddress}`);
+
+  // Get PoolDataProvider address (for querying reserves, user data, etc.)
+  try {
+    const dataProviderAddress = await publicClient.readContract({
+      address: addressesProvider,
+      abi: ADDRESSES_PROVIDER_ABI,
+      functionName: 'getPoolDataProvider',
+    });
+    console.log(`✅ PoolDataProvider: ${dataProviderAddress}`);
+  } catch (error) {
+    console.log('⚠️  PoolDataProvider not available (may be using different method)');
+  }
+
+  // Get PriceOracle address
+  try {
+    const priceOracleAddress = await publicClient.readContract({
+      address: addressesProvider,
+      abi: ADDRESSES_PROVIDER_ABI,
+      functionName: 'getPriceOracle',
+    });
+    console.log(`✅ PriceOracle: ${priceOracleAddress}`);
+  } catch (error) {
+    console.log('⚠️  PriceOracle not available (may be using different method)');
+  }
+
+  console.log('\n✅ Pool discovery completed!');
+  console.log('\nUse the Pool address for all Aave v3 operations:');
+  console.log(`  - supply(address asset, uint256 amount, address onBehalfOf, uint16 referralCode)`);
+  console.log(`  - withdraw(address asset, uint256 amount, address to)`);
+  console.log(`  - borrow(address asset, uint256 amount, uint256 interestRateMode, uint16 referralCode, address onBehalfOf)`);
+  console.log(`  - repay(address asset, uint256 amount, uint256 rateMode, address onBehalfOf)`);
+  console.log(`  - flashLoanSimple(address receiverAddress, address asset, uint256 amount, bytes params, uint16 referralCode)`);
+  console.log(`  - flashLoan(address receiverAddress, address[] assets, uint256[] amounts, uint256[] modes, address onBehalfOf, bytes params, uint16 referralCode)`);
+}
+
+// Run if executed directly
+if (import.meta.url === `file://${process.argv[1]}`) {
+  discoverPool().catch(console.error);
+}
+
+export { discoverPool };
+