From 5bc0b34db05480b2c28af11ff2ac4adcc232f1b4 Mon Sep 17 00:00:00 2001
From: Pham Tu <tubackkhoa@gmail.com>
Date: Fri, 2 Feb 2024 14:23:55 +0700
Subject: [PATCH] fix update_chain script

---
 update_chain.js | 53 +++++++++++++++++++++++++++++++++++++++++--------
 1 file changed, 45 insertions(+), 8 deletions(-)

diff --git a/update_chain.js b/update_chain.js
index afc9497a..88cd4b1b 100644
--- a/update_chain.js
+++ b/update_chain.js
@@ -19,19 +19,56 @@ const chainNameMap = {
   'dyson-protocol': 'dyson',
 };
 
+const filterProvider = (providers) => {
+  return providers.filter((p) => {
+    const url = p.address || p;
+    return url.startsWith('https://') && !url.includes('notional');
+  });
+};
+
 const updateChain = async (chainFile) => {
   const first = chainFile.split('.')[0];
   const chainName = chainNameMap[first] || first;
-  const url = `https://raw.githubusercontent.com/cosmos/chain-registry/master/${chainName}/chain.json`;
+  const filePath = path.join(chainsPath, chainFile);
+  const chainData = fs.existsSync(filePath)
+    ? JSON.parse(fs.readFileSync(filePath).toString())
+    : {};
+
   try {
-    const data = await fetch(url).then((res) => res.json());
-    const cosmwasmEnabled = data.codebase?.cosmwasm_enabled ?? false;
-    const logo = data.logo_URIs?.svg ?? data.logo_URIs?.png;
-    const filePath = path.join(chainsPath, chainFile);
-    const chainData = JSON.parse(fs.readFileSync(filePath).toString());
+    let data = await fetch(
+      `https://raw.githubusercontent.com/cosmos/chain-registry/master/${chainName}/chain.json`
+    ).then((res) => res.json());
+    // re-assign
+    chainData.cosmwasm_enabled = data.codebase?.cosmwasm_enabled ?? false;
+    const logo = data.logo_URIs?.svg || data.logo_URIs?.png;
     if (logo) chainData.logo = logo;
-    if (cosmwasmEnabled) chainData.cosmwasm_enabled = cosmwasmEnabled;
-    fs.writeFileSync(filePath, JSON.stringify(chainData, null, 2));
+
+    chainData.chain_name = data.chain_name;
+    chainData.sdk_version = data.codebase.cosmos_sdk_version.match(
+      /v((?:\d+\.)?(?:\d+\.)?(?:\*|\d+))/
+    )[1];
+    chainData.coin_type = data.slip44;
+    chainData.min_tx_fee = data.fees.fee_tokens[0].low_gas_price;
+    chainData.addr_prefix = data.bech32_prefix;
+    chainData.api = filterProvider(data.apis.rest);
+    chainData.grpc = filterProvider(data.apis.grpc);
+    // re-assign assets
+    data = await fetch(
+      `https://raw.githubusercontent.com/cosmos/chain-registry/master/${chainName}/assetlist.json`
+    ).then((res) => res.json());
+    chainData.assets = data.assets.map((asset) => {
+      return {
+        base: asset.base,
+        symbol: asset.symbol,
+        exponent: asset.denom_units.find((u) => u.denom === asset.display)
+          .exponent,
+        coingecko_id: asset.coingecko_id ?? asset.display,
+        logo: asset.logo_URIs?.svg || asset.logo_URIs?.png,
+      };
+    });
+    const strData = JSON.stringify(chainData, null, 2);
+    // console.log(strData);
+    fs.writeFileSync(filePath, strData);
   } catch (ex) {
     console.log('Problem with', url, ex.toString());
   }