Add ChampagneSwap to Defi Llama

dexVolumes/champagneswap/index.ts

@@ -0,0 +1,43 @@
+import { DexVolumeAdapter } from "../dexVolume.type";
+
+const {
+  getChainVolume,
+  DEFAULT_TOTAL_VOLUME_FIELD,
+  DEFAULT_DAILY_VOLUME_FIELD,
+} = require("../helper/getUniSubgraphVolume");
+const { BSC } = require("../helper/chains");
+const { getStartTimestamp } = require("../helper/getStartTimestamp");
+const endpoints = {
+  [BSC]: "https://api.thegraph.com/subgraphs/name/champagneswap/exchangev3",
+};
+
+const DAILY_VOLUME_FACTORY = "champagneDayData";
+
+const graphs = getChainVolume({
+  graphUrls: {
+    [BSC]: endpoints[BSC],
+  },
+  totalVolume: {
+    factory: "champagneFactories",
+    field: DEFAULT_TOTAL_VOLUME_FIELD,
+  },
+  dailyVolume: {
+    factory: DAILY_VOLUME_FACTORY,
+    field: DEFAULT_DAILY_VOLUME_FIELD,
+  },
+});
+
+const adapter: DexVolumeAdapter = {
+  volume: {
+    [BSC]: {
+      fetch: graphs(BSC),
+      start: getStartTimestamp({
+        endpoints,
+        chain: BSC,
+        dailyDataField: `${DAILY_VOLUME_FACTORY}s`,
+      }),
+    },
+  },
+};
+
+export default adapter;

dexVolumes/index.ts

@@ -1,6 +1,7 @@
 import oneInch from "./1inch";
 import balancer from "./balancer";
 import bancor from "./bancor";
+import champagneswap from "./champagneswap";
 import curve from "./curve";
 import dodo from "./dodo";
 import katana from "./katana";
@@ -24,6 +25,7 @@ export default {
   "1inch": oneInch,
   balancer,
   bancor,
+  champagneswap,
   curve,
   dodo,
   katana,

projects/champagne-swap.js

@@ -0,0 +1,99 @@
+const { request, gql } = require("graphql-request");
+const sdk = require('@defillama/sdk')
+const { toUSDTBalances } = require('./helper/balances')
+
+async function fetch() {
+  let response = await utils.fetchURL('https://api.thegraph.com/subgraphs/name/champagneswap/exchangev3')
+  return response.data.total_value_locked_all;
+}
+
+const graphEndpoint = 'https://api.thegraph.com/subgraphs/name/champagneswap/exchangev3'
+const currentQuery = gql`
+query champagneFactories {
+  champagneFactories(first: 1) {
+    totalLiquidityUSD
+  }
+}
+`
+const historicalQuery = gql`
+query champagneDayDatas {
+champagneDayDatas(
+  first: 1000
+  orderBy: date
+  orderDirection: asc
+  ) {
+    date
+    dailyVolumeUSD
+    totalLiquidityUSD
+    __typename
+  }
+}
+`
+
+const graphUrl = 'https://api.thegraph.com/subgraphs/name/champagneswap/exchangev3'
+const graphQuery = gql`
+query get_tvl($block: Int) {
+  uniswapFactories(
+    block: { number: $block }
+  ) {
+    totalVolumeUSD
+    totalLiquidityUSD
+  }
+}
+`;
+async function tvl(timestamp, ethBlock, chainBlocks) {
+  if (Math.abs(timestamp - Date.now() / 1000) < 3600) {
+    const tvl = await request(graphEndpoint, currentQuery, {}, {
+      "referer": "https://champagne.finance/",
+      "origin": "https://champagne.finance",
+    })
+    return toUSDTBalances(tvl.champagneFactories[0].totalLiquidityUSD)
+  } else {
+    const tvl = (await request(graphEndpoint, historicalQuery)).champagneDayDatas
+    let closest = tvl[0]
+    tvl.forEach(dayTvl => {
+      if (Math.abs(dayTvl.date - timestamp) < Math.abs(closest.date - timestamp)) {
+        closest = dayTvl
+      }
+    })
+    if(Math.abs(closest.date - timestamp) > 3600*24){ // Oldest data is too recent
+      const {uniswapFactories} = await request(
+        graphUrl,
+        graphQuery,
+        {
+          block: chainBlocks['bsc'],
+        }
+      );
+      const usdTvl = Number(uniswapFactories[0].totalLiquidityUSD)
+
+      return toUSDTBalances(usdTvl)
+    }
+    return toUSDTBalances(closest.totalLiquidityUSD)
+  }
+}
+
+const factory = '0xb31A337f1C3ee7fA2b2B83c6F8ee0CA643D807a0'
+const champagneToken = '0x4957c1c073557BFf33C01A7cA1436D0d2409d439'
+const masterChef = '0x15C17442eb2Cd3a56139e877ec7784b2dbD97270'
+async function staking(timestamp, ethBlock, chainBlocks) {
+  const balances = {}
+  const stakedCham = sdk.api.erc20.balanceOf({
+    target: champagneToken,
+    owner: masterChef,
+    chain: 'bsc',
+    block: chainBlocks.bsc
+  })
+
+  sdk.util.sumSingleBalance(balances, 'bsc:' + champagneToken, (await stakedCham).output)
+  return balances
+}
+
+module.exports = {
+  timetravel: true,
+  misrepresentedTokens: true,
+  methodology: 'TVL accounts for the liquidity on all AMM pools, using the TVL chart on https://champagne.finance/ as the source. Staking accounts for the CHAM locked in MasterChef (0x15C17442eb2Cd3a56139e877ec7784b2dbD97270)',
+  bsc: {
+    staking,
+    tvl
+  },
+}

volume.md

@@ -19,6 +19,10 @@ https://docs.dydx.exchange/#get-markets
 #### Pancake Swap
 https://api.pancakeswap.finance/api/v1/stat
 
+#### Champagne Swap
+https://api.thegraph.com/subgraphs/name/champagneswap/exchangev3
+
+
 #### Perp
 https://thegraph.com/explorer/subgraph/perpetual-protocol/perp-position-subgraph
 https://perp.gq/pairs