Polymarket Fees

1export const name = 'Polymarket Fees';
2export const version = '0.1.0';
3export const license = 'MIT';
4
5export function setup(sdk: Context) {
6  const getFees = async (date: string): Promise<number> => {
7    const startOfDayBlock = await sdk.chainData.getBlockNumber(date, 'polygon');
8    const endOfDayBlock = await sdk.chainData.getBlockNumber(sdk.date.getNextDay(date), 'polygon');
9
10    const data = await sdk.graph.query(
11      'polymarket/matic-markets-4',
12      `query lpFeesOverPeriod($startOfDayBlock: Int!, $endOfDayBlock: Int!){
13        startOfDay: global(id: "", block: {number: $startOfDayBlock}){
14          scaledCollateralFees
15        }
16        endOfDay: global(id: "", block: {number: $endOfDayBlock}){
17          scaledCollateralFees
18        }
19      }`,
20      {
21        startOfDayBlock,
22        endOfDayBlock,
23      },
24    );
25
26    return data.endOfDay.scaledCollateralFees - data.startOfDay.scaledCollateralFees;
27  }
28
29  sdk.register({
30    id: 'polymarket',
31    queries: {
32      oneDayTotalFees: getFees,
33    },
34    metadata: {
35      name: 'Polymarket',
36      icon: sdk.ipfs.getDataURILoader('QmW9S8URh3A9nmYBJ9xyDDcWSau7mAnzaYjRTwZj1MJbiw', 'image/svg+xml'),
37      category: 'dex',
38      description: 'Polymarket is a prediction market.',
39      feeDescription: 'Trading fees are paid by traders to liquidity providers',
40      blockchain: 'Polygon',
41      source: 'The Graph Protocol',
42      adapter: 'polymarket',
43      website: 'https://polymarket.com',
44      protocolLaunch: '2020-09-05',
45    },
46  })
47}
48