Created
May 7, 2024 11:43
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| // Import ethers from the ethers library | |
| import { ethers } from "ethers"; | |
| // This is the address of the contract on Holesky deployment | |
| const contractAddress = "0xd9029669bc74878bcb5be58c259ed0a277c5c16e"; | |
| // ABI (Application Binary Interface) array defining the functions available in the contract | |
| const contractABI = [ | |
| { | |
| "inputs": [], | |
| "name": "totalAssets", | |
| "outputs": [ | |
| { | |
| "internalType": "uint256", | |
| "name": "total", | |
| "type": "uint256" | |
| } | |
| ], | |
| "stateMutability": "view", | |
| "type": "function" | |
| } | |
| ]; | |
| // Async function to query the totalAssets function from the smart contract | |
| async function queryTotalAssets() { | |
| try { | |
| // Automatically determine the network and connect to MetaMask | |
| const provider = new ethers.providers.Web3Provider(window.ethereum, "any"); | |
| // Prompt user to connect their wallet | |
| await provider.send("eth_requestAccounts", []); | |
| // Create an instance of the contract | |
| const contract = new ethers.Contract(contractAddress, contractABI, provider); | |
| // Call the totalAssets function | |
| const total = await contract.totalAssets(); | |
| // Convert the result from wei to ether | |
| const totalInEther = ethers.utils.formatEther(total); | |
| console.log(`Total assets: ${totalInEther} ETH`); | |
| } catch (error) { | |
| console.error(error); | |
| } | |
| } | |
| // Run the function | |
| queryTotalAssets(); |
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