getContractAssetBalance Query

Parameters

contract

string

REQUIRED

The contract address for which the balance is to be fetched

asset

string

REQUIRED

The unique identifier of an asset

Returns

data

object

The data object which contains the following fields:

contractBalance

object

The object containing details about the contract's balance for a specific asset

contract

string

The ID of the contract

amount

string

The balance amount of the asset in the contract

assetId

string

The unique identifier of the asset associated with the contract

Request

curl --location 'https://docs-demo.fuel-mainnet.quiknode.pro/v1/graphql' \
--header 'Accept: application/json' \
--header 'Content-Type: application/json' \
--data '{
    "query": "query ContractBalance($contract: ContractId, $asset: AssetId) { contractBalance(contract: $contract, asset: $asset) { contract amount assetId } }",
    "variables": {
        "contract": "0x7777777777777777777777777777777777777777777777777777777777777777",
        "asset": "0x2a0d0ed9d2217ec7f32dcd9a1902ce2a66d68437aeff84e3a3cc8bebee0d2eea"
    }
}'

const CONTRACT_BALANCE_QUERY = `
  query ContractBalance($contract: ContractId, $asset: AssetId) {
    contractBalance(contract: $contract, asset: $asset) {
      contract
      amount
      assetId
    }
  }
`;

const QUERY_VARIABLE = {
  contract: '0x7777777777777777777777777777777777777777777777777777777777777777',
  asset: '0x2a0d0ed9d2217ec7f32dcd9a1902ce2a66d68437aeff84e3a3cc8bebee0d2eea',
};

const fetchContractBalance = async () => {
  try {
    const response = await fetch('https://docs-demo.fuel-mainnet.quiknode.pro/v1/graphql', {
      method: 'POST',
      headers: {
        'Accept': 'application/json',
        'Content-Type': 'application/json',
      },
      body: JSON.stringify({
        query: CONTRACT_BALANCE_QUERY,
        variables: QUERY_VARIABLE,
      }),
    });

    if (!response.ok) {
      throw new Error(`HTTP error! status: ${response.status}`);
    }

    const result = await response.json();
    console.log('Contract Balance:', result.data.contractBalance);
  } catch (error) {
    console.error('Error fetching contract balance:', error);
  }
};

fetchContractBalance();

const myHeaders = new Headers();
myHeaders.append("Accept", "application/json");
myHeaders.append("Content-Type", "application/json");

const raw = JSON.stringify({
  "query": "query ContractBalance($contract: ContractId, $asset: AssetId) { contractBalance(contract: $contract, asset: $asset) { contract amount assetId } }",
  "variables": {
    "contract": "0x7777777777777777777777777777777777777777777777777777777777777777",
    "asset": "0x2a0d0ed9d2217ec7f32dcd9a1902ce2a66d68437aeff84e3a3cc8bebee0d2eea"
  }
});

const requestOptions = {
  method: "POST",
  headers: myHeaders,
  body: raw,
  redirect: "follow"
};

fetch("https://docs-demo.fuel-mainnet.quiknode.pro/v1/graphql", requestOptions)
  .then((response) => response.text())
  .then((result) => console.log(result))
  .catch((error) => console.error(error));

const { ApolloClient, InMemoryCache, gql } = require('@apollo/client/core');
const fetch = require('cross-fetch');

const client = new ApolloClient({
  uri: 'https://docs-demo.fuel-mainnet.quiknode.pro/v1/graphql',
  cache: new InMemoryCache(),
  fetch: fetch,
  headers: {
    'Accept': 'application/json',
    'Content-Type': 'application/json'
  }
});

const CONTRACT_BALANCE_QUERY = gql`
  query ContractBalance($contract: ContractId, $asset: AssetId) {
    contractBalance(contract: $contract, asset: $asset) {
      contract
      amount
      assetId
    }
  }
`;

const variables = {
  contract: "0x7777777777777777777777777777777777777777777777777777777777777777",
  asset: "0x2a0d0ed9d2217ec7f32dcd9a1902ce2a66d68437aeff84e3a3cc8bebee0d2eea"
};

client.query({
  query: CONTRACT_BALANCE_QUERY,
  variables: variables
})
.then(result => {
  const balance = result.data.contractBalance;
  console.log('Contract Balance Information:');
  console.log(`Contract: ${balance.contract}`);
  console.log(`Amount: ${balance.amount}`);
  console.log(`Asset ID: ${balance.assetId}`);
})
.catch(error => console.error('Error:', error));

import requests
import json

url = "https://docs-demo.fuel-mainnet.quiknode.pro/v1/graphql"

payload = json.dumps({
  "query": "query ContractBalance($contract: ContractId, $asset: AssetId) { contractBalance(contract: $contract, asset: $asset) { contract amount assetId } }",
  "variables": {
    "contract": "0x7777777777777777777777777777777777777777777777777777777777777777",
    "asset": "0x2a0d0ed9d2217ec7f32dcd9a1902ce2a66d68437aeff84e3a3cc8bebee0d2eea"
  }
})
headers = {
  'Accept': 'application/json',
  'Content-Type': 'application/json'
}

response = requests.request("POST", url, headers=headers, data=payload)

print(response.text)

require "uri"
require "json"
require "net/http"

url = URI("https://docs-demo.fuel-mainnet.quiknode.pro/v1/graphql")

https = Net::HTTP.new(url.host, url.port)
https.use_ssl = true

request = Net::HTTP::Post.new(url)
request["Accept"] = "application/json"
request["Content-Type"] = "application/json"
request.body = JSON.dump({
  "query": "query ContractBalance(\$contract: ContractId, \$asset: AssetId) { contractBalance(contract: \$contract, asset: \$asset) { contract amount assetId } }",
  "variables": {
    "contract": "0x7777777777777777777777777777777777777777777777777777777777777777",
    "asset": "0x2a0d0ed9d2217ec7f32dcd9a1902ce2a66d68437aeff84e3a3cc8bebee0d2eea"
  }
})

response = https.request(request)
puts response.read_body

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