feat: add Valdora Finance (#17014)

Author: golemanmax

projects/valdora/index.js

@@ -0,0 +1,47 @@
+const { queryContract } = require('../helper/chain/cosmos');
+const { transformBalances } = require('../helper/portedTokens');
+
+// Valdora Staker contract address (https://docs.valdora.finance/smart-contracts)
+const VALDORA_STAKER_CONTRACT = 'zig18nnde5tpn76xj3wm53n0tmuf3q06nruj3p6kdemcllzxqwzkpqzqk7ue55';
+
+/**
+ * Fetches the AUM from the Valdora Staker contract
+ * 
+ * How it works:
+ * 1. Query the contract with funds_raised: "How much funds have been under management?"
+ * 2. The contract responds with funds_raised (amount of uzig under management)
+ * 
+ * Returns the amount of uzig under management (or null if query fails)
+ * Example: if 1000 uZIG are under management, returns 1000
+ */
+async function fetchAUM() {
+  const { funds_raised } = await queryContract({
+    contract: VALDORA_STAKER_CONTRACT,
+    chain: 'zigchain',
+    data: { funds_raised: {} },
+  });
+
+  if (!funds_raised || funds_raised === '0') return null;
+  
+  return funds_raised;
+}
+
+
+async function tvl(api) {
+    try {
+        const aum = await fetchAUM();
+        const balances = api.getBalances();
+        balances['zigchain:uzig'] = aum;
+        return transformBalances('zigchain', balances);
+    } catch (error) {
+        console.error('Error calculating TVL:', error);
+        throw error;
+    }
+}
+
+module.exports = {
+    timetravel: false,
+    misrepresentedTokens: false,
+    methodology: 'TVL is calculated by fetching Valdora finance\'s AUM',
+    zigchain: { tvl }
+};