Make custom tokens visible in the asset list even if they have a balance of zero

background/redux-slices/accounts.ts

@@ -13,6 +13,7 @@ import {
   AssetMainCurrencyAmount,
   AssetDecimalAmount,
   isBuiltInNetworkBaseAsset,
+  isCustomAsset,
 } from "./utils/asset-utils"
 import { DomainName, HexString, URI } from "../types"
 import { normalizeEVMAddress, sameEVMAddress } from "../lib/utils"
@@ -310,10 +311,15 @@ const accountSlice = createSlice({
         if (existingAccountData !== "loading") {
           if (
             updatedAccountBalance.assetAmount.amount === 0n &&
-            existingAccountData.balances[updatedAssetSymbol] === undefined &&
-            !isBuiltInNetworkBaseAsset(asset, network) // add base asset even if balance is 0
+            existingAccountData.balances[updatedAssetSymbol] === undefined
           ) {
-            return
+            // add base asset even if balance is 0 or is a custom asset
+            if (
+              !isCustomAsset(asset) &&
+              !isBuiltInNetworkBaseAsset(asset, network)
+            ) {
+              return
+            }
           }
           existingAccountData.balances[updatedAssetSymbol] =
             updatedAccountBalance

background/redux-slices/selectors/accountsSelectors.ts

@@ -12,6 +12,7 @@ import {
   enrichAssetAmountWithMainCurrencyValues,
   formatCurrencyAmount,
   heuristicDesiredDecimalsForUnitPrice,
+  isCustomAsset,
   isNetworkBaseAsset,
 } from "../utils/asset-utils"
 import {
@@ -163,17 +164,17 @@ const computeCombinedAssetAmountsData = (
           ? true
           : assetAmount.mainCurrencyAmount > userValueDustThreshold
       const isPresent = assetAmount.decimalAmount > 0
-      const isTrusted =
-        !!(assetAmount.asset?.metadata?.tokenLists?.length ?? 0) ||
-        assetAmount.asset.metadata?.trusted
+      const isCustom = isCustomAsset(assetAmount.asset)
+      const isTrusted = assetAmount.asset.metadata?.trusted
 
       // Hide dust, untrusted assets and missing amounts.
       if (
         isForciblyDisplayed ||
+        (isCustom && !hideDust) ||
         (isTrusted && (hideDust ? isNotDust && isPresent : isPresent))
       ) {
         acc.combinedAssetAmounts.push(assetAmount)
-      } else if (isPresent) {
+      } else if (!isCustom ? isPresent : true) {
         acc.hiddenAssetAmounts.push(assetAmount)
       }
       return acc

background/redux-slices/utils/asset-utils.ts

@@ -352,3 +352,10 @@ export function isUntrustedAsset(asset: AnyAsset | undefined): boolean {
   }
   return false
 }
+
+export function isCustomAsset(asset: AnyAsset | undefined): boolean {
+  if (asset) {
+    return (asset?.metadata?.tokenLists?.length ?? 0) < 1
+  }
+  return false
+}