Add VinuSwap volume (#2215)

* Added VinuSwap.

* Added VinuChain to chains.

* code refactor

---------

Co-authored-by: dtmkeng <[email protected]>
Co-authored-by: g1nt0ki <[email protected]>

dexs/vinuswap/index.ts

@@ -0,0 +1,56 @@
+import { FetchOptions, SimpleAdapter } from "../../adapters/types";
+import { CHAIN } from "../../helpers/chains";
+import { addOneToken } from "../../helpers/prices";
+
+const event_swap = 'event Swap(address indexed sender, address indexed recipient, int256 amount0, int256 amount1, uint160 sqrtPriceX96, uint128 liquidity, int24 tick)';
+
+// Deployed with an old contract
+const V1_POOLS = [
+  '0xa97FA6E9A764306107F2103a2024Cfe660c5dA33',
+  '0x3424b0dd7715C8db92414DB0c5A9E5FA0D51cCb5',
+  '0xfD763943f628e125CEE3D8d85DC0fc7098355d16',
+  '0x8d713bC2d35327B536A8B2CCec9392e57C0D04B4',
+  '0xd50ee26F62B1825d14e22e23747939D96746434c'
+]
+
+// v1.1 factory
+const FACTORY = '0xd74dEe1C78D5C58FbdDe619b707fcFbAE50c3EEe'
+
+const fetch = async ({ getLogs, createBalances, api, chain }: FetchOptions) => {
+  // VinuSwap is based on a variant of Uniswap v3, but the uniswap v3 helper doesn't work here
+  const dailyVolume = createBalances();
+
+  const poolCreationLogs = await getLogs({
+    target: FACTORY,
+    eventAbi: 'event PoolCreated(address indexed token0, address indexed token1, uint24 indexed fee, int24 tickSpacing, address feeManager, address pool)',
+    fromBlock: 5000,
+    cacheInCloud: true,
+  })
+
+  const pools = [...V1_POOLS, ...poolCreationLogs.map(log => log.pool)]
+
+  const token0s = await api.multiCall({ abi: 'address:token0', calls: pools })
+  const token1s = await api.multiCall({ abi: 'address:token1', calls: pools })
+
+
+  await Promise.all(pools.map(async (pool, idx) => {
+    const token0 = token0s[idx]
+    const token1 = token1s[idx]
+    const logs = await getLogs({ target: pool, eventAbi: event_swap, })
+
+    logs.forEach(log => {
+      addOneToken({ balances: dailyVolume, chain, token0, token1, amount0: log.amount0, amount1: log.amount1, });
+    })
+  }))
+
+  return { dailyVolume, };
+}
+
+const adapter: SimpleAdapter = {
+  version: 2,
+  adapter: {
+    [CHAIN.VINUCHAIN]: { fetch, start: '2024-06-01' }
+  }
+};
+
+export default adapter;

helpers/chains.ts

@@ -195,6 +195,7 @@ export enum CHAIN {
   ZIRCUIT = "zircuit",
   WC = "wc",
   ARCHWAY = "archway-1",
+  VINUCHAIN = "vinu",
   NEUTRON = "neutron",
   CORN = "corn",
   SAPPHIRE = "sapphire",