feat(nami-index): add nami index project (#15683)

Author: jpKuji

projects/nami-index/index.js

@@ -0,0 +1,35 @@
+const { request } = require("../helper/utils/graphql")
+
+async function tvl(api) {
+  const query = `
+    query {
+      index {
+        status {
+            totalValue
+        }
+      }
+    }
+  `
+  
+  const res = await request('https://api.rujira.network/api/graphiql', query)
+  const indexData = res.index
+  
+  // totalValue is a string representing a bigint with 8 decimals in USD
+  const totalValue = indexData.reduce((acc, item) => {
+    const value = item.status?.totalValue || '0'
+    return acc + BigInt(value)
+  }, BigInt(0))
+  
+  const finalValue = Number(totalValue) / 1e8
+  
+  api.addUSDValue(finalValue)
+}
+
+module.exports = {
+  methodology: "TVL is calculated by retrieving the USD value of each index and aggregating the results using the official Rujira Network GraphQL API.",
+  timetravel: false,
+  misrepresentedTokens: true,
+  thorchain: {
+    tvl
+  }
+}