Lab 2

scripts/contract-explorer.ts

@@ -0,0 +1,55 @@
+import prompts from 'prompts';
+import { createPublicClient, erc20Abi, http } from 'viem';
+import { nextChain } from '../chains/next.js';
+
+const client = createPublicClient({
+    chain: nextChain,
+    transport: http()
+});
+
+// you don't have to touch this function, it's already good
+const readErc20Contract = async (contractAddress: `0x${string}`, func: any, args: any) => {
+    return client.readContract({
+        address: contractAddress,
+        abi: erc20Abi,
+        functionName: func,
+        args: args
+    })
+}
+
+async function main() {
+    const { contractAddress, accountAddress }:
+        { contractAddress: `0x${string}`, accountAddress: `0x${string}` } = await prompts([{
+            type: 'text',
+            name: 'contractAddress',
+            message: 'Enter the contract address to explore:',
+        }, {
+            type: 'text',
+            name: 'accountAddress',
+            message: 'Enter the account address:',
+        }]);
+
+    if (!contractAddress || !accountAddress) {
+        console.error('You need to enter both a contract address and an account address.');
+        return;
+    }
+
+
+    // you can start coding here
+    // ...
+
+
+    console.log(`Contract address: ${contractAddress}`);
+    console.log(`========================================`);
+    console.log(`Name: ...`);
+    console.log(`Symbol: ...`);
+    console.log(`Decimals: ...`);
+
+    console.log(); console.log(); console.log();
+
+    console.log(`Account address: ${accountAddress}`);
+    console.log(`========================================`);
+    console.log(`Balance: ...`);
+}
+
+main();