Check NFT Balance on Paras

check-nft-snippet.js

const { keyStores, connect } = require('near-api-js')

const getConfig = (env, contractName) => {
	if (!contractName) {
		throw '[env] contractName not found'
	}

	switch (env) {
		case 'mainnet':
			return {
				networkId: 'mainnet',
				nodeUrl: 'https://rpc.mainnet.near.org',
				contractName: contractName,
				walletUrl: 'https://wallet.mainnet.near.org',
				helperUrl: 'https://helper.mainnet.near.org',
			}
		case 'development':
		case 'testnet':
			return {
				networkId: 'default',
				nodeUrl: 'https://rpc.testnet.near.org',
				contractName: contractName,
				walletUrl: 'https://wallet.testnet.near.org',
				helperUrl: 'https://helper.testnet.near.org',
			}
		case 'devnet':
			return {
				networkId: 'devnet',
				nodeUrl: 'https://rpc.devnet.near.org',
				contractName: contractName,
				walletUrl: 'https://wallet.devnet.near.org',
				helperUrl: 'https://helper.devnet.near.org',
			}
		case 'betanet':
			return {
				networkId: 'betanet',
				nodeUrl: 'https://rpc.betanet.near.org',
				contractName: contractName,
				walletUrl: 'https://wallet.betanet.near.org',
				helperUrl: 'https://helper.betanet.near.org',
			}
		case 'local':
			return {
				networkId: 'local',
				nodeUrl: 'http://localhost:3030',
				keyPath: `${process.env.HOME}/.near/validator_key.json`,
				walletUrl: 'http://localhost:4000/wallet',
				contractName: contractName,
			}
		case 'test':
		case 'ci':
			return {
				networkId: 'shared-test',
				nodeUrl: 'https://rpc.ci-testnet.near.org',
				contractName: contractName,
				masterAccount: 'test.near',
			}
		case 'ci-betanet':
			return {
				networkId: 'shared-test-staging',
				nodeUrl: 'https://rpc.ci-betanet.near.org',
				contractName: contractName,
				masterAccount: 'test.near',
			}
		default:
			throw Error(
				`Unconfigured environment '${env}'. Can be configured in src/config.js.`
			)
	}
}

const main = async () => {
	const keyStore = new keyStores.InMemoryKeyStore()

	const config = getConfig('mainnet', 'contract.paras.near')

	const near = await connect({
		deps: {
			keyStore: keyStore,
		},
		...config,
	})

	const masterAccount = await near.account(config.contractName)
	const result = await masterAccount.viewFunction(
		config.contractName,
		'balanceOf',
		{
			ownerId: 'riqi.near',
			tokenId: 'QmPxZfSvQNrhjoDeabdVBsDEeyS5zBm6zT4MdbdzhcC3Cf',
		}
	)
	console.log(result)
}

main()