add: add partial support for EVO DEX on supra

Author: vscorpio

projects/evo/index.js

@@ -0,0 +1,74 @@
+const { invokeViewFunction } = require("../helper/chain/supra");
+
+// Constants
+const EVO_CLMM_PACKAGE =
+  "0x3a56a0fcb8f23212fe880485c206dd03e08011ae88f02dbf9d0842be99eeac4b";
+const GET_ALL_POOLS_FUNCTION = `${EVO_CLMM_PACKAGE}::evo_clamm_liquidity_pool::get_all_pools`;
+const GET_POOL_VIEW_FUNCTION = `${EVO_CLMM_PACKAGE}::evo_clamm_liquidity_pool::get_pool_view`;
+
+/**
+ * Retrieves all pool IDs from EVO CLMM contract
+ * @param {string} chain - The blockchain name
+ * @returns {Promise<Array<string>>} - Array of pool IDs
+ */
+const getPoolIds = async chain => {
+  try {
+    const pools = await invokeViewFunction(
+      GET_ALL_POOLS_FUNCTION,
+      [],
+      []
+    );
+    return pools[0].map(pool => pool.inner);
+  } catch (error) {
+    console.error(`Error fetching pool IDs: ${error.message}`);
+    return [];
+  }
+};
+
+/**
+ * Fetches data for a specific pool
+ * @param {string} poolId - Pool identifier
+ * @param {string} chain - The blockchain name
+ * @returns {Promise<Object|null>} - Pool data or null if error
+ */
+const getPoolData = async (poolId, chain) => {
+  try {
+    const result = await invokeViewFunction(
+      GET_POOL_VIEW_FUNCTION,
+      [],
+      [poolId]
+    );
+    return result[0];
+  } catch (error) {
+    console.error(`Error fetching data for pool ${poolId}: ${error.message}`);
+    return null;
+  }
+};
+
+module.exports = {
+  timetravel: false,
+  methodology: "Aggregates TVL in all pools in EVO CLMM.",
+  supra: {
+    tvl: async api => {
+      const poolIds = await getPoolIds(api.chain);
+      console.log("poolIds: ", poolIds)
+      // Process pools in parallel for better performance
+      const poolDataPromises = poolIds.map(id => getPoolData(id, api.chain));
+      const poolsData = await Promise.all(poolDataPromises);
+
+      console.log("poolsData: ", poolsData)
+
+      // Add token reserves to TVL
+      poolsData.forEach(pool => {
+        if (pool) {
+          console.log('Adding token:', pool.token_0, 'with reserve:', pool.token_0_reserve);
+          api.add(pool.token_0, pool.token_0_reserve);
+          console.log('Adding token:', pool.token_1, 'with reserve:', pool.token_1_reserve);
+          api.add(pool.token_1, pool.token_1_reserve);
+        }
+      });
+
+      console.log('Final balances:', api.getBalances());
+    }
+  }
+};