Replace Rinkeby with Goerli everywhere, because Rinkeby is getting deprecated.

Author: kristjanpeterson1

backend/src/config.js

@@ -45,7 +45,7 @@ const extraMetadata = {
 // ** REQUIRED **
 const AUTH = process.env.NFTPORT_API_KEY; // Set this in the .env file to prevent exposing your API key when pushing to Github
 const LIMIT = 2; // Your API key rate limit
-const CHAIN = 'rinkeby'; // only rinkeby, polygon, or ethereum
+const CHAIN = 'goerli'; // only goerli, polygon, or ethereum
 
 // REQUIRED CONTRACT DETAILS THAT CANNOT BE UPDATED LATER!
 const CONTRACT_NAME = 'CRYPTOPUNKS';
@@ -54,7 +54,7 @@ const METADATA_UPDATABLE = true; // set to false if you don't want to allow meta
 const OWNER_ADDRESS = 'YOUR WALLET ADDRESS HERE';
 const TREASURY_ADDRESS = 'YOUR WALLET ADDRESS HERE';
 const MAX_SUPPLY = 5000; // The maximum number of NFTs that can be minted. CANNOT BE UPDATED!
-const MINT_PRICE = 0.01; // Minting price per NFT. Rinkeby = ETH, Ethereum = ETH, Polygon = MATIC. CANNOT BE UPDATED!
+const MINT_PRICE = 0.01; // Minting price per NFT. Goerli = ETH, Ethereum = ETH, Polygon = MATIC. CANNOT BE UPDATED!
 const TOKENS_PER_MINT = 10; // maximum number of NFTs a user can mint in a single transaction. CANNOT BE UPDATED!
 
 // REQUIRED CONTRACT DETAILS THAT CAN BE UPDATED LATER.

backend/utils/functions/refreshOpensea.js

@@ -17,8 +17,8 @@ if (!START || !END) {
 }
 
 const COLLECTION_BASE_URL =
-  CHAIN.toLowerCase() === "rinkeby"
-    ? `https://testnets.opensea.io/assets`
+  CHAIN.toLowerCase() === "goerli"
+    ? `https://testnets.opensea.io/assets/goerli`
     : "https://opensea.io/assets/matic";
 
 async function main() {

frontend/js/app.js

@@ -102,8 +102,8 @@ const updateConnectStatus = async () => {
 
 async function checkChain() {
   let chainId = 0;
-  if(chain === 'rinkeby') {
-    chainId = 4;
+  if(chain === 'goerli') {
+    chainId = 5;
   } else if(chain === 'polygon') {
     chainId = 137;
   } else if(chain === 'ethereum') {
@@ -120,15 +120,15 @@ async function checkChain() {
         // This error code indicates that the chain has not been added to MetaMask.
       if (err.code === 4902) {
         try {
-          if(chain === 'rinkeby') {
+          if(chain === 'goerli') {
             await window.ethereum.request({
               method: 'wallet_addEthereumChain',
               params: [
                 {
-                  chainName: 'Rinkeby Test Network',
+                  chainName: 'Goerli Test Network',
                   chainId: web3.utils.toHex(chainId),
                   nativeCurrency: { name: 'ETH', decimals: 18, symbol: 'ETH' },
-                  rpcUrls: ['https://rinkeby.infura.io/v3/9aa3d95b3bc440fa88ea12eaa4456161'],
+                  rpcUrls: ['https://goerli.infura.io/v3/9aa3d95b3bc440fa88ea12eaa4456161'],
                 },
               ],
             });
@@ -223,7 +223,7 @@ async function loadInfo() {
   }, 1000);
 
   let priceType = '';
-  if(chain === 'rinkeby' || chain === 'ethereum') {
+  if(chain === 'goerli' || chain === 'ethereum') {
     priceType = 'ETH';
   } else if (chain === 'polygon') {
     priceType = 'MATIC';
@@ -288,7 +288,7 @@ function setTotalPrice() {
   const totalPriceWei = BigInt(info.deploymentConfig.mintPrice) * BigInt(mintInputValue);
 
   let priceType = '';
-  if(chain === 'rinkeby' || chain === 'ethereum') {
+  if(chain === 'goerli' || chain === 'ethereum') {
     priceType = 'ETH';
   } else if (chain === 'polygon') {
     priceType = 'MATIC';
@@ -317,8 +317,8 @@ async function mint() {
         .mint(amount)
         .send({ from: window.address, value: value.toString() });
       if(mintTransaction) {
-        if(chain === 'rinkeby') {
-          const url = `https://rinkeby.etherscan.io/tx/${mintTransaction.transactionHash}`;
+        if(chain === 'goerli') {
+          const url = `https://goerli.etherscan.io/tx/${mintTransaction.transactionHash}`;
           const mintedContainer = document.querySelector('.minted-container');
           const countdownContainer = document.querySelector('.countdown');
           const mintedTxnBtn = document.getElementById("mintedTxnBtn");
@@ -354,8 +354,8 @@ async function mint() {
         .presaleMint(amount, merkleJson)
         .send({ from: window.address, value: value.toString() });
       if(presaleMintTransaction) {
-        if(chain === 'rinkeby') {
-          const url = `https://rinkeby.etherscan.io/tx/${presaleMintTransaction.transactionHash}`;
+        if(chain === 'goerli') {
+          const url = `https://goerli.etherscan.io/tx/${presaleMintTransaction.transactionHash}`;
           const mintedContainer = document.querySelector('.minted-container');
           const countdownContainer = document.querySelector('.countdown');
           const mintedTxnBtn = document.getElementById("mintedTxnBtn");

frontend/js/constants.js

@@ -1,5 +1,5 @@
 const contractAddress = "YOUR CONTRACT ADDRESS"; // Replace with your own contract address
-const chain = 'rinkeby'; // rinkeby, polygon, or ethereum
+const chain = 'goerli'; // goerli, polygon, or ethereum
 
 const welcome_h1 = "Welcome to the CodeCats NFT Project!!";
 const welcome_h2 = "Connect to MetaMask to Get Started";