Terra Fees - Flipside

1export const name = 'Terra Fees - Flipside';
2export const version = '0.2.1';
3export const license = 'MIT';
4
5export function setup(sdk: Context) {
6  const getTerraTxFees = async (date: string) => {
7    // https://app.flipsidecrypto.com/velocity/queries/60060737-ef42-40fc-89c0-ead270fca473
8    const priceData = await sdk.http.get('https://api.flipsidecrypto.com/api/v2/queries/60060737-ef42-40fc-89c0-ead270fca473/data/latest');
9    // https://app.flipsidecrypto.com/velocity/queries/9e29d2d1-4700-48e4-83eb-8478f4585c3b
10    const feeData = await sdk.http.get('https://api.flipsidecrypto.com/api/v2/queries/9e29d2d1-4700-48e4-83eb-8478f4585c3b/data/latest');
11
12    const prices: any = {}
13    for (const price of priceData) {
14      if (price.DATE === `${date} 00:00:00.000`) {
15        prices[price.CURRENCY] = price.PRICE;
16      }
17    }
18
19    let total = 0;
20    for (const fee of feeData) {
21      if (fee.DATE === `${date} 00:00:00.000` && prices[fee.DENOM]) {
22        total += fee.AMT * prices[fee.DENOM] / 1e6;
23      }
24    }
25
26    return total;
27  }
28
29  const getTerraSwapFees = async (date: string) => {
30    // https://app.flipsidecrypto.com/velocity/queries/d905a6ed-ccc9-4075-a663-7aa48a3aa3ff
31    const swapFeeData = await sdk.http.get('https://api.flipsidecrypto.com/api/v2/queries/d905a6ed-ccc9-4075-a663-7aa48a3aa3ff/data/latest');
32
33    let low = 0;
34    let high = swapFeeData.length - 1;
35    while (low <= high) {
36      const mid = Math.floor((low + high) / 2);
37
38      if (swapFeeData[mid].DATE === `${date} 00:00:00.000`) {
39        return swapFeeData[mid].SWAP_FEES;
40      } else if (new Date(date) < new Date(swapFeeData[mid].DATE)) {
41        high = mid - 1;
42      } else {
43        low = mid + 1;
44      }
45    }
46    throw new Error(`Unable to find terra day ${date}`);
47  }
48
49  const metadata = {
50    name: 'Terra',
51    icon: sdk.ipfs.getDataURILoader('QmPhpTU6jPHYSHYDt7qxueXdMBmmiFEv4xcj1cYTz8euta', 'image/svg+xml'),
52    category: 'l1',
53    description: 'Terra is a blockchain built on fiat-pegged stablecoins.',
54    feeDescription: 'Terra stakers earn rewards from gas fees, "taxes" and seigniorage rewards.',
55    blockchain: 'Terra',
56    source: 'Flipside',
57    website: 'https://terra.money',
58    tokenTicker: 'LUNA',
59    tokenCoingecko: 'terra-luna',
60    tokenLaunch: '2019-05-08',
61    protocolLaunch: '2019-05-06',
62  }
63
64  sdk.register({
65    id: 'terra-tx-fees',
66    bundle: 'terra',
67    queries: {
68      oneDayTotalFees: getTerraTxFees,
69    },
70    metadata: {
71      ...metadata,
72      subtitle: 'Transaction Fees',
73      feeDescription: 'Terra stakers earn transaction fees from users.',
74    },
75  });
76
77  sdk.register({
78    id: 'terra-swap-fees',
79    bundle: 'terra',
80    queries: {
81      oneDayTotalFees: getTerraSwapFees,
82    },
83    metadata: {
84      ...metadata,
85      subtitle: 'Swap Fees',
86      category: 'dex',
87      feeDescription: 'LUNA is burned and minted as trades are executed.',
88    },
89  });
90
91  sdk.registerBundle('terra', metadata);
92}
93