From 1ab3acd8d9e511c407ce380bde1e2fd37152bcde Mon Sep 17 00:00:00 2001
From: Irfandi D Vendy <dlacia.vendy@gmail.com>
Date: Wed, 22 Oct 2025 21:06:25 +0700
Subject: [PATCH] Add Union TVL to escher project (#16747)

---
 projects/escher/index.js        | 31 ++++++++++++++++++++++++++-----
 projects/helper/chain/cosmos.js |  3 ++-
 projects/helper/chains.json     |  1 +
 3 files changed, 29 insertions(+), 6 deletions(-)

diff --git a/projects/escher/index.js b/projects/escher/index.js
index f05d28767..9ebace7f2 100644
--- a/projects/escher/index.js
+++ b/projects/escher/index.js
@@ -1,13 +1,15 @@
-const { queryContract } = require("../helper/chain/cosmos");
+const { queryContract, queryV1Beta1 } = require("../helper/chain/cosmos");
 const CORE_ASSETS = require('../helper/coreAssets.json');
 
-const consts = {
+const config = {
   EBABY_CONTRACT: 'bbn1m7zr5jw4k9z22r9ajggf4ucalwy7uxvu9gkw6tnsmv42lvjpkwasagek5g',
+  U_DELEGATOR: 'union19ydrfy0d80vgpvs6p0cljlahgxwrkz54ps8455q7jfdfape7ld7quaq69v',
+  U_COINGECKO: 'coingecko:union-2'
 }
 
 async function eBabyTVL(api) {
   const data = await queryContract({
-    contract: consts.EBABY_CONTRACT,
+    contract: config.EBABY_CONTRACT,
     chain: api.chain,
     data: { staking_liquidity: {} },
   });
@@ -19,10 +21,29 @@ async function eBabyTVL(api) {
   api.add(token, totalStakedAmount);
 }
 
+async function eUTVL(api) {
+  const data = await queryV1Beta1({
+    chain: api.chain,
+    url: `staking/v1beta1/delegations/${config.U_DELEGATOR}`
+  });
+  const delegations = Array.isArray(data?.delegation_responses) ? data.delegation_responses : [];
+
+  let tvlAtomic = 0;
+  for (const d of delegations) {
+    tvlAtomic += Number(d?.balance?.amount || 0);
+  }
+  tvlAtomic /= 10 ** 18;
+
+  api.add(config.U_COINGECKO, tvlAtomic, { skipChain: true });
+}
 
 module.exports = {
-  methodology: 'TVL counts the tokens that are locked in the Escher staking hub',
   babylon: {
+    methodology: 'TVL counts the tokens that are locked in the Escher staking hub',
     tvl: eBabyTVL,
   },
-} //  node test.js projects/milky-way/index.js
\ No newline at end of file
+  union: {
+    methodology: 'TVL counts the token of each delegator',
+    tvl: eUTVL,
+  },
+} //  node test.js projects/escher/index.js
\ No newline at end of file
diff --git a/projects/helper/chain/cosmos.js b/projects/helper/chain/cosmos.js
index 82caac0c2..1f68f17a0 100644
--- a/projects/helper/chain/cosmos.js
+++ b/projects/helper/chain/cosmos.js
@@ -70,7 +70,8 @@ const endPoints = {
   embr: 'https://rest-embrmainnet-1.anvil.asia-southeast.initia.xyz', 
   civitia: 'https://rest-civitia-1.anvil.asia-southeast.initia.xyz', 
   echelon_initia: 'https://rest-echelon-1.anvil.asia-southeast.initia.xyz', 
-  inertia: 'https://rest.inrt.fi'
+  inertia: 'https://rest.inrt.fi',
+  union: 'https://rest.union.build'
 };
 
 const chainSubpaths = {
diff --git a/projects/helper/chains.json b/projects/helper/chains.json
index 463407cc8..72ef6dded 100644
--- a/projects/helper/chains.json
+++ b/projects/helper/chains.json
@@ -421,6 +421,7 @@
   "ultron",
   "umee",
   "unichain",
+  "union",
   "unit0",
   "vana",
   "vechain",