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Token Services

Token Data
Dequanto includes JSONs with >5000 popular tokens - names, addresses, chains, decimals. 
import { TokensService } from '@dequanto/tokens/TokensService';
​
let service = new TokensService('eth');
let usdc = await service.getKnownToken('USDC');
​
console.log(usdc);
​
/* output
{
  symbol: 'USDC',
  name: 'USD Coin',
  platform: 'eth',
  address: '0xa0b86991c6218b36c1d19d4a2e9eb0ce3606eb48',
  decimals: 6
}
*/
​
        
​
ERC20 Contracts
Ready to use strongly-typed erc20 contract class.
import { TokensService } from '@dequanto/tokens/TokensService';
​
let service = new TokensService('eth');
let usdc = await service.erc20('USDC');
​
let balance: bigint = await usdc.balanceOf('0x....')
​
Token Price 
An article regarding token prices - get-token-price-at-a-specific-block-onchain🔗
​
Token Swap
See TokenSwapService🔗 for details.
​Paraswap is implemented as the default exchange
import { TokenSwapService } from '@dequanto/tokens/TokenSwapService'
import { EthWeb3Client } from '@dequanto/clients/EthWeb3Client';
​
let client = new EthWeb3Client();
let exchange = new TokenSwapService(client);
​
let account = { key: '' }
let tx = await exchange.swap(account, {
    from: 'USDC',
    to: 'WETH',
    amount: 1000
});
let receipt = await tx.wait();
​
Token Transfer
Transfer tokens by a specific amount, all or with the remainder.
See TokenTransferService🔗 for details.
import { TokenTransferService} from '@dequanto/tokens/TokenTransferService'
import { EthWeb3Client } from '@dequanto/clients/EthWeb3Client';
​
let client = new EthWeb3Client();
let service = new TokenTransferService(client);
​
let account = { key: '' }
let tx = await service.transferAll(account, '0x...', 'USDC');
let receipt = await tx.wait();

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Last modified 1yr ago