fix: display token supply with correct decimals

hirosystems · Dec 16, 2024 · 584d081 · 584d081
1 parent 82ac443
commit 584d081
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Showing 5 changed files with 19 additions and 16 deletions.
diff --git a/src/api/init.ts b/src/api/init.ts
@@ -8,8 +8,7 @@ import FastifyCors from '@fastify/cors';
 import { StatusRoutes } from './routes/status';
 import FastifyMetrics, { IFastifyMetrics } from 'fastify-metrics';
 import { Server } from 'http';
-import { isProdEnv } from './util/helpers';
-import { PINO_LOGGER_CONFIG } from '@hirosystems/api-toolkit';
+import { isProdEnv, PINO_LOGGER_CONFIG } from '@hirosystems/api-toolkit';
 
 export const Api: FastifyPluginAsync<Record<never, never>, Server, TypeBoxTypeProvider> = async (
   fastify,

diff --git a/src/api/routes/ft.ts b/src/api/routes/ft.ts
@@ -19,6 +19,7 @@ import {
 import { handleChainTipCache, handleTokenCache } from '../util/cache';
 import { generateTokenErrorResponse, TokenErrorResponseSchema } from '../util/errors';
 import { parseMetadataLocaleBundle } from '../util/helpers';
+import BigNumber from 'bignumber.js';
 
 const IndexRoutes: FastifyPluginCallback<Record<never, never>, Server, TypeBoxTypeProvider> = (
   fastify,
@@ -121,11 +122,18 @@ const ShowRoutes: FastifyPluginCallback<Record<never, never>, Server, TypeBoxTyp
           locale: request.query.locale,
         });
         const contract = metadataBundle?.smartContract;
+        const decimals = metadataBundle?.token?.decimals ?? undefined;
+        const total_supply = metadataBundle?.token?.total_supply ?? undefined;
         await reply.send({
           name: metadataBundle?.token?.name ?? undefined,
           symbol: metadataBundle?.token?.symbol ?? undefined,
-          decimals: metadataBundle?.token?.decimals ?? undefined,
-          total_supply: metadataBundle?.token?.total_supply ?? undefined,
+          decimals,
+          total_supply:
+            decimals != undefined && total_supply != undefined
+              ? BigNumber(total_supply)
+                  .dividedBy(10 ** decimals)
+                  .toFixed(decimals)
+              : undefined,
           token_uri: metadataBundle?.token?.uri ?? undefined,
           description: metadataBundle?.metadataLocale?.metadata?.description ?? undefined,
           tx_id: contract.tx_id,

diff --git a/src/api/util/helpers.ts b/src/api/util/helpers.ts
@@ -1,14 +1,6 @@
 import { DbMetadataLocaleBundle } from '../../pg/types';
 import { MetadataPropertiesType, MetadataType, MetadataValueType } from '../schemas';
 
-export const isDevEnv = process.env.NODE_ENV === 'development';
-export const isTestEnv = process.env.NODE_ENV === 'test';
-export const isProdEnv =
-  process.env.NODE_ENV === 'production' ||
-  process.env.NODE_ENV === 'prod' ||
-  !process.env.NODE_ENV ||
-  (!isTestEnv && !isDevEnv);
-
 export function parseMetadataLocaleBundle(
   locale?: DbMetadataLocaleBundle
 ): MetadataType | undefined {

diff --git a/src/index.ts b/src/index.ts
@@ -4,8 +4,12 @@ import { buildApiServer, buildPromServer } from './api/init';
 import { TokenProcessorMetrics } from './token-processor/token-processor-metrics';
 import { ENV } from './env';
 import { buildAdminRpcServer } from './admin-rpc/init';
-import { isProdEnv } from './api/util/helpers';
-import { buildProfilerServer, logger, registerShutdownConfig } from '@hirosystems/api-toolkit';
+import {
+  buildProfilerServer,
+  isProdEnv,
+  logger,
+  registerShutdownConfig,
+} from '@hirosystems/api-toolkit';
 import { closeChainhookServer, startChainhookServer } from './chainhook/server';
 
 /**

diff --git a/tests/api/ft.test.ts b/tests/api/ft.test.ts
@@ -167,7 +167,7 @@ describe('FT routes', () => {
       name: 'hello-world',
       symbol: 'HELLO',
       token_uri: 'http://test.com/uri.json',
-      total_supply: '1',
+      total_supply: '0.000001',
       sender_address: 'SP2SYHR84SDJJDK8M09HFS4KBFXPPCX9H7RZ9YVTS',
       asset_identifier: 'SP2SYHR84SDJJDK8M09HFS4KBFXPPCX9H7RZ9YVTS.hello-world::ft-token',
       tx_id: '0x123456',
@@ -240,7 +240,7 @@ describe('FT routes', () => {
       name: 'hello-world',
       symbol: 'HELLO',
       token_uri: 'http://test.com/uri.json',
-      total_supply: '1',
+      total_supply: '0.000001',
       decimals: 6,
       sender_address: 'SP2SYHR84SDJJDK8M09HFS4KBFXPPCX9H7RZ9YVTS',
       asset_identifier: 'SP2SYHR84SDJJDK8M09HFS4KBFXPPCX9H7RZ9YVTS.hello-world::ft-token',