feat: add yuzu-finance adapter

src/adaptors/yuzu-finance/index.ts

@@ -0,0 +1,81 @@
+const utils = require('../utils');
+
+const YUZU_API_URL_BASE = 'https://mainnet-api.yuzu.finance/v1';
+
+async function getPools() {
+  const pageSize = 100;
+  let currentPage = 1;
+  let allPools = [];
+
+  while (true) {
+    const response = await utils.getData(
+      `${YUZU_API_URL_BASE}/pools?page=${currentPage}&pageSize=${pageSize}`
+    );
+
+    if (!response?.data || response.data.length === 0) {
+      break;
+    }
+
+    allPools = allPools.concat(response.data);
+
+    // If we've fetched all pools, break
+    if (allPools.length >= response.total) {
+      break;
+    }
+
+    currentPage++;
+  }
+
+  return allPools;
+}
+
+async function getTokens() {
+  const response = await utils.getData(
+    `${YUZU_API_URL_BASE}/tokens?pageSize=100`
+  );
+
+  if (!response?.data) {
+    return [];
+  }
+
+  return response.data;
+}
+
+async function main() {
+  // We're not using on-chain RPC requests here due to the rate limiting and instability of both official and third party RPCs and using our own load-balanced API.
+  const pools = await getPools();
+  const tokens = await getTokens();
+
+  const defiLlamaPools = pools
+    .map((pool) => {
+      const token0 = tokens.find((token) => token.metadata === pool.token0);
+      const token1 = tokens.find((token) => token.metadata === pool.token1);
+      const symbol =
+        token0 && token1 ? `${token0.symbol}-${token1.symbol}` : 'unknown';
+
+      return {
+        pool: pool.poolAddr + '-move',
+        chain: utils.formatChain('move'),
+        project: 'yuzu-finance',
+        symbol,
+        tvlUsd: parseFloat(pool.tvl),
+        apyBase: pool.feeApr * 100,
+        apyReward: pool.rewardApr * 100,
+        // Ensure unique reward tokens since the frontend allows adding the same token multiple times
+        // This prevents duplicate rewards from appearing in the DefiLlama dashboard
+        rewardTokens: Array.from(
+          new Set(pool.rewardInfos?.map((reward) => reward.tokenMetadata) || [])
+        ),
+        underlyingTokens: [pool.token0, pool.token1],
+      };
+    })
+    .filter(Boolean); // Remove null entries
+
+  return defiLlamaPools;
+}
+
+module.exports = {
+  timetravel: false,
+  apy: main,
+  url: `${YUZU_API_URL_BASE}/pools`,
+};