use utils in chain-registry to get check if native asset or not

examples/asset-list/utils/local-chain-registry.ts

@@ -1,6 +1,6 @@
 import { assets, chains, ibc } from 'chain-registry/mainnet'
 import { Asset, AssetList } from '@chain-registry/types'
-import { getChainNameByDenom } from '@chain-registry/utils'
+import { getNativeAssetLists } from '@chain-registry/utils'
 
 export { assets, chains, ibc }
 
@@ -9,30 +9,7 @@ export const getAssetsByChainName = (chainName: string) => {
 }
 
 export const isNativeAsset = (targetAsset: Asset, chainName: string) => {
-  const assetsByChain = assets.filter(a => a.chain_name === chainName)
-  const chain_name = getChainNameByDenom(assetsByChain, targetAsset.base)
-  switch (true) {
-    case targetAsset.base.startsWith('factory/'):
-      return false;
-
-    case targetAsset.base.startsWith('ft') && chain_name === 'bitsong':
-      return false;
-
-    case targetAsset.base.startsWith('erc20/'):
-      return true;
-
-    case targetAsset.base.startsWith('ibc/'):
-      return false;
-
-    case targetAsset.base.startsWith('cw20:'):
-      return true;
-
-    default:
-      if (!targetAsset.traces || !targetAsset.traces.length) {
-        // asset.type_asset = 'sdk.coin'
-        return true;
-      }
-      return false;
-  }
+  const nativeAssetList: AssetList[] = getNativeAssetLists(chainName, ibc, assets)
+  return !!nativeAssetList.flatMap(al => al.assets).find(a => a.base === targetAsset.base)
 }