accept payments on base

holonym-foundation · Dec 14, 2024 · 97a1ec7 · 97a1ec7
1 parent aa3d18a
commit 97a1ec7
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Showing 5 changed files with 42 additions and 1 deletion.
diff --git a/src/constants/misc.js b/src/constants/misc.js
@@ -10,6 +10,8 @@ export const companyAddressOP = "0x03627Ac5A08056B50084d8B9cf550EB74a13C78A";
 
 export const companyAddressFTM = "0xbe20d0A27B79BA2E53c9DF150BadAa21D4783D42";
 
+export const companyAddressBase = "0xbe20d0A27B79BA2E53c9DF150BadAa21D4783D42";
+
 export const companyAddressAVAX = "0xbe20d0A27B79BA2E53c9DF150BadAa21D4783D42";
 
 export const companyAddressAurora = "0xbe20d0A27B79BA2E53c9DF150BadAa21D4783D42";
@@ -36,6 +38,7 @@ const supportedChainIds = [
   1, // Ethereum
   10, // Optimism
   250, // Fantom
+  8453, // Base
   43114, // Avalanche
   1313161554, // Aurora
 ];
@@ -73,6 +76,9 @@ export const optimismProvider = new ethers.providers.JsonRpcProvider(
 export const optimismGoerliProvider = new ethers.providers.JsonRpcProvider(
   process.env.OPTIMISM_GOERLI_RPC_URL
 );
+export const baseProvider = new ethers.providers.JsonRpcProvider(
+  process.env.BASE_RPC_URL
+);
 export const fantomProvider = new ethers.providers.JsonRpcProvider(
   "https://rpc.ftm.tools"
 );

diff --git a/src/services/admin/refund-failed-session.js b/src/services/admin/refund-failed-session.js
@@ -10,6 +10,7 @@ import {
   fantomProvider,
   avalancheProvider,
   auroraProvider,
+  baseProvider,
   supportedChainIds,
 } from "../../constants/misc.js";
 import logger from "../../utils/logger.js";
@@ -58,6 +59,8 @@ export async function refundFailedSession(req, res) {
       provider = optimismProvider;
     } else if (session.chainId === 250) {
       provider = fantomProvider;
+    } else if (chainId === 8453) {
+      provider = baseProvider;
     } else if (session.chainId === 43114) {
       provider = avalancheProvider;
     } else if (session.chainId === 1313161554) {

diff --git a/src/services/admin/refund-unused-transaction.js b/src/services/admin/refund-unused-transaction.js
@@ -10,6 +10,7 @@ import {
   fantomProvider,
   avalancheProvider,
   auroraProvider,
+  baseProvider,
   supportedChainIds,
 } from "../../constants/misc.js";
 import logger from "../../utils/logger.js";
@@ -65,6 +66,8 @@ export async function refundUnusedTransaction(req, res) {
       provider = optimismProvider;
     } else if (chainId === 250) {
       provider = fantomProvider;
+    } else if (chainId === 8453) {
+      provider = baseProvider;
     } else if (chainId === 43114) {
       provider = avalancheProvider;
     } else if (chainId === 1313161554) {

diff --git a/src/services/admin/transfer-funds.js b/src/services/admin/transfer-funds.js
@@ -5,10 +5,12 @@ import {
   fantomProvider,
   avalancheProvider,
   auroraProvider,
+  baseProvider,
   companyENS,
   companyAddressOP,
   companyAddressFTM,
   companyAddressAVAX,
+  companyAddressBase,
 } from "../../constants/misc.js";
 import { pinoOptions, logger } from "../../utils/logger.js";
 
@@ -93,6 +95,23 @@ async function transferFunds(req, res) {
       txReceipts["fantom"] = await tx.wait();
     }
 
+    // Transfer ETH on Base \\
+    const baseWallet = new ethers.Wallet(
+      process.env.PAYMENTS_PRIVATE_KEY,
+      baseProvider
+    );
+    const balanceBase = await baseWallet.getBalance();
+    // If balance is less than 0.2 ETH, don't transfer. Otherwise, send 0.15 ETH.
+    // We keep some ETH to pay for refunds.
+    if (balanceBase.gte(ethers.utils.parseEther("0.2"))) {
+      const tx = await baseWallet.sendTransaction({
+        to: companyAddressBase,
+        value: ethers.utils.parseEther("0.15"),
+      });
+
+      txReceipts["base"] = await tx.wait();
+    }
+
     // Transfer AVAX on Avalanche \\
     const avalancheWallet = new ethers.Wallet(
       process.env.PAYMENTS_PRIVATE_KEY,

diff --git a/src/utils/transactions.js b/src/utils/transactions.js
@@ -8,6 +8,7 @@ import {
   fantomProvider,
   avalancheProvider,
   auroraProvider,
+  baseProvider,
 } from "../constants/misc.js";
 import { usdToETH, usdToFTM, usdToAVAX } from "./cmc.js";
 
@@ -18,6 +19,8 @@ function getTransaction(chainId, txHash) {
     return optimismProvider.getTransaction(txHash);
   } else if (chainId === 250) {
     return fantomProvider.getTransaction(txHash);
+  } else if (chainId === 8453) {
+    return baseProvider.getTransaction(txHash);
   } else if (chainId === 43114) {
     return avalancheProvider.getTransaction(txHash);
   } else if (process.env.NODE_ENV === "development" && chainId === 420) {
@@ -66,7 +69,7 @@ async function validateTxForSessionCreation(session, chainId, txHash, desiredAmo
   const expectedAmountInUSD = desiredAmount * 0.95;
 
   let expectedAmountInToken;
-  if ([1, 10, 1313161554].includes(chainId)) {
+  if ([1, 10, 1313161554, 8453].includes(chainId)) {
     expectedAmountInToken = await usdToETH(expectedAmountInUSD);
   } else if (chainId === 250) {
     expectedAmountInToken = await usdToFTM(expectedAmountInUSD);
@@ -78,6 +81,11 @@ async function validateTxForSessionCreation(session, chainId, txHash, desiredAmo
   // }
   else if (process.env.NODE_ENV === "development" && chainId === 420) {
     expectedAmountInToken = await usdToETH(expectedAmountInUSD);
+  } else {
+    return {
+      status: 400,
+      error: `Unsupported chain ID: ${chainId}`,
+    }
   }
 
   if (!txReceipt.blockHash || txReceipt.confirmations === 0) {
@@ -125,6 +133,8 @@ async function refundMintFeeOnChain(session, to) {
     provider = optimismProvider;
   } else if (session.chainId === 250) {
     provider = fantomProvider;
+  } else if (chainId === 8453) {
+    provider = baseProvider;
   } else if (session.chainId === 43114) {
     provider = avalancheProvider;
   } else if (session.chainId === 1313161554) {