add hardcode token adding possibility

package.json

@@ -113,6 +113,6 @@
     ]
   },
   "engines": {
-    "node": "^19"
+    "node": "^20"
   }
 }

src/applicationConfig.ts

@@ -2,6 +2,7 @@ import { DateTime } from 'luxon';
 
 import { Dictionary } from './common/utils/Dictionary';
 import { isProductionEnv } from './common/utils/env';
+import { DefaultTokenListItem } from './network/cardano/api/common/defaultTokenList.ts';
 
 const isProductionHost = 'app.spectrum.fi' === location.host;
 
@@ -23,6 +24,7 @@ interface NetworkConfig {
   readonly defaultTokenListUrl: string;
   readonly lbspWhitelistUrl: string;
   readonly isCreatePoolAvailable: boolean;
+  readonly additionalTokenList?: DefaultTokenListItem[];
 }
 
 interface CardanoUpdate {
@@ -91,6 +93,7 @@ export const applicationConfig: ApplicationConfig = {
       isCreatePoolAvailable: false,
     },
     cardano: {
+      additionalTokenList: [],
       defaultTokenListUrl: 'https://spectrum.fi/cardano-token-list.json',
       lbspWhitelistUrl: 'https://spectrum.fi/lbsp_whitelist.json',
       metadataUrl: 'https://spectrum.fi/logos/cardano',

src/common/services/DefaultTokenList.ts

@@ -10,16 +10,20 @@ export interface DefaultTokenList<T> {
 export const getDefaultTokenList = <T>(
   url: string,
   getHash: (item: T) => string,
+  additionalTokens: T[] = [],
 ): Observable<DefaultTokenList<T>> =>
   from(axios.get(url)).pipe(
     map((res) => res.data),
     map((data: DefaultTokenList<T>) => ({
       ...data,
-      tokensMap: data.tokens.reduce<Map<string, T>>((map, item) => {
-        map.set(getHash(item), item);
+      tokens: data.tokens.concat(additionalTokens),
+      tokensMap: data.tokens
+        .concat(additionalTokens)
+        .reduce<Map<string, T>>((map, item) => {
+          map.set(getHash(item), item);
 
-        return map;
-      }, new Map()),
+          return map;
+        }, new Map()),
     })),
     publishReplay(1),
     refCount(),

src/network/cardano/api/common/cardanoAssetInfo/getCardanoAssetInfo.ts

@@ -38,9 +38,10 @@ const defaultTokenListItemToAssetInfo = (
     name: dtli?.name || ac.name,
     ticker: dtli?.ticker || ac.name,
     decimals: dtli?.decimals || 0,
-    icon: dtli?.subject
-      ? `${applicationConfig.networksSettings.cardano.metadataUrl}/${dtli?.subject}.png`
-      : '',
+    icon:
+      dtli?._logo || dtli?.subject
+        ? `${applicationConfig.networksSettings.cardano.metadataUrl}/${dtli?.subject}.png`
+        : '',
     url: dtli?.url || undefined,
     data: ac,
   };

src/network/cardano/api/common/defaultTokenList.ts

@@ -9,11 +9,13 @@ export interface DefaultTokenListItem {
   readonly name: string;
   readonly ticker: string;
   readonly decimals: number;
+  readonly _logo?: string;
 }
 
 export const defaultTokenList$ = getDefaultTokenList<DefaultTokenListItem>(
   applicationConfig.networksSettings.cardano.defaultTokenListUrl,
   (item) => {
     return item.subject;
   },
+  applicationConfig.networksSettings.cardano.additionalTokenList,
 );