feat: margin zero

projects/margin-zero/index.js

@@ -0,0 +1,47 @@
+const { cachedGraphQuery } = require("../helper/cache");
+const { addUniV3LikePosition } = require('../helper/unwrapLPs');
+
+const chainConfigs =
+{
+  sonic: {
+    subgraphUrl: "https://api.goldsky.com/api/public/project_cm58q8wq01kbk01ts09lc52kp/subgraphs/mz-subgraph/main/gn",
+  },
+}
+
+const LiquidityRangesQuery = `{ liquidityRanges(where: { liquidity_gt: "100" }) { pool hook liquidity tickLower tickUpper }}`
+
+const slot0Abi =
+  "function slot0() view returns (uint160 sqrtPriceX96, int24 tick, uint16 observationIndex, uint16 observationCardinality, uint16 observationCardinalityNext, uint8 feeProtocol, bool unlocked)";
+
+async function tvl(api) {
+  const config = chainConfigs[api.chain]
+
+  const liquidityRanges = await cachedGraphQuery('marign-zero/tvl', config.subgraphUrl, LiquidityRangesQuery, {
+    api,
+    fetchById: true,
+    useBlock: true,
+  })
+
+  let poolsDataMap = {}
+  const pools = Array.from(new Set(liquidityRanges.map(({ pool }) => pool.toLowerCase())))
+  const poolIndexMap = {}
+  pools.forEach((pool, index) =>     poolIndexMap[pool] = index)
+  const token0s = await api.multiCall({ abi: 'address:token0', calls: pools })
+  const token1s = await api.multiCall({ abi: 'address:token1', calls: pools })
+  const slots = await api.multiCall({ abi: slot0Abi, calls: pools })
+
+  for (const { liquidity, tickLower, tickUpper, pool } of liquidityRanges) {
+    const idx = poolIndexMap[pool.toLowerCase()]
+
+    addUniV3LikePosition({ api, token0: token0s[idx], token1: token1s[idx], tick: slots[idx].tick, liquidity, tickUpper, tickLower, })
+  }
+
+}
+
+module.exports = {
+  methodology: "TVL is calculated by summing the value of all tokens in Margin Zero liquidity positions across supported chains",
+  doublecounted: true,
+  sonic: {
+    tvl,
+  }
+};