Added UFarm Digital Protocol

projects/ufarm-digital/index.js

@@ -0,0 +1,61 @@
+const ADDRESSES = require('../helper/coreAssets.json')
+const START_BLOCK = 211275856;
+const config = {
+    arbitrum: {
+        ufarmCore: '0x46Df84E70deDB8a17eA859F1B07B00FB83b8a81F',
+        valueToken: ADDRESSES.arbitrum.USDT,
+    },
+};
+
+const chainedTVLs = () => {
+    const result = {};
+    for(const chain of Object.keys(config)) {
+        result[chain] = { tvl: async (api) => {
+            const END_BLOCK = await api.getBlock();
+            const params = [];
+            // get the list of funds
+            const fundCreated = await api.getLogs({
+                target: config[chain].ufarmCore,
+                chain: chain,
+                skipCache: true,
+                fromBlock: START_BLOCK,
+                toBlock: END_BLOCK,
+                eventAbi: 'event FundCreated(bytes32 indexed,uint256,address)',
+            });
+
+            for (const fundLog of fundCreated) {
+                const fundAddress = fundLog.args[2];
+                // get the list of pools
+                const poolCreated = await api.getLogs({
+                    target: fundAddress,
+                    chain: chain,
+                    skipCache: false,
+                    fromBlock: START_BLOCK,
+                    toBlock: END_BLOCK,
+                    eventAbi: 'event PoolCreated(string,string,uint256,uint256,uint256,uint256,uint256,uint256,address,address)',
+                });
+                for (const poolLog of poolCreated) {
+                    const poolAddress = poolLog.args[8];
+                    // collect the pool addresses
+                    params.push({ target: poolAddress });
+                }
+            }
+
+            // get TVL of each pool at one call
+            const balances = await api.multiCall({
+                abi: 'function getTotalCost() public view returns (uint256)',
+                calls: params,
+                block: END_BLOCK,
+                skipCache: false,
+            });
+            api.addTokens(balances.map( b => config[chain].valueToken ), balances);
+        }};
+    }
+    return result;
+};
+
+module.exports = {
+    methodology: 'Counts the AUM of all pools registered in the UFarm Protocol',
+    start: START_BLOCK,
+    ...chainedTVLs()
+};