Pangolin Fees

1export const name = 'Pangolin Fees';
2export const version = '0.1.3';
3export const license = 'MIT';
4
5export function setup(sdk: Context) {
6  const queryFeeData = async (date: string): Promise<number> => {
7    const graphQuery = `query fees($date: Int!, $nextDate: Int!) {
8      pangolinDayDatas(where: { date: $date }) {
9        dailyVolumeUSD
10      },
11      nextDay: pangolinDayDatas(where: { date: $nextDate }, first: 1) {
12        dailyVolumeUSD
13      },
14    }`;
15
16    const nextDate = sdk.date.dateToTimestamp(sdk.date.getNextDay(date))
17    
18    const data = await sdk.graph.query(
19      'dasconnor/pangolin-dex',
20      graphQuery,
21      {
22        variables: {
23          date: sdk.date.dateToTimestamp(date),
24          nextDate
25        },
26      },
27    );
28
29    if (data.pangolinDayDatas.length === 0) {
30      throw new Error(`No Pangolin data found on ${date}`);
31    }
32
33    if (data.nextDay.length === 0) {
34      throw new Error(`Incomplete Pangolin data found on ${date}`);
35    }
36
37    const oneDay = parseFloat(data.pangolinDayDatas[0].dailyVolumeUSD) * 0.003;
38
39    return oneDay;
40  }
41
42  sdk.register({
43    id: 'pangolin',
44    queries: {
45      oneDayTotalFees: queryFeeData,
46    },
47    metadata: {
48      category: 'dex',
49      name: 'Pangolin',
50      blockchain: 'Avalanche',
51      description: 'Pangolin is a decentralized exchange on Avalanche',
52      feeDescription: 'Trading fees are paid by traders to liquidity providers',
53      source: 'The Graph Protocol',
54      tokenTicker: 'PNG',
55      tokenCoingecko: 'pangolin',
56      website: 'https://pangolin.exchange',
57      icon: sdk.ipfs.getDataURILoader('QmXDPs9Y2nXwJ331z5QdRZ4917G78DRqL4DKMWmYmVaLuF', 'image/svg+xml'),
58      protocolLaunch: '2021-02-20',
59    },
60  });
61}