[backend] various changes and fixes (#92)

* update factory address

* enable fastify logger

* fix get balance

* change tx history pagination order

* fix tx history sort

* remove useless log

backend/src/app.ts

@@ -18,7 +18,7 @@ export type AppConfiguration = {
 }
 
 export async function buildApp(config: AppConfiguration) {
-  const app = Fastify()
+  const app = Fastify({ logger: true })
 
   dotenv.config()
   app.register(fastifyDrizzle, {

backend/src/constants/contracts.ts

@@ -1,4 +1,4 @@
-export const VAULT_FACTORY_ADDRESS = '0x060f7dc1dcb936fd9bff710d4a19da3870e611e014b3ceaa662d24ac87221894'
+export const VAULT_FACTORY_ADDRESS = '0x8dabd7ce1da04fada30dc43aa90dee1861d62f0575601b19feaf80f801938e'
 export const BLANK_ACCOUNT_CLASS_HASH = '0x022d51f548b95dda56852e1e3211ebdcc623637794baf768afff33807f8c4563'
 
 export enum Entrypoint {

backend/src/routes/getBalance.ts

@@ -1,4 +1,4 @@
-import { eq, max } from 'drizzle-orm'
+import { and, eq, max } from 'drizzle-orm'
 import type { FastifyInstance } from 'fastify'
 
 import { usdcBalance } from '@/db/schema'
@@ -21,19 +21,20 @@ export function getBalanceRoute(fastify: FastifyInstance) {
         return reply.status(400).send({ message: 'Invalid address format.' })
       }
 
+      const subQuery = fastify.db
+        .select({ maxCursor: max(usdcBalance.cursor).as('maxCursor') })
+        .from(usdcBalance)
+        .as('subQuery')
+
       try {
         // Use Drizzle ORM to find the balance by address
-        const balanceRecord = await fastify.db
-          .select({
-            cursor: max(usdcBalance.cursor),
-            balance: usdcBalance.balance,
-          })
+        const balanceRecords = await fastify.db
+          .select({ balance: usdcBalance.balance })
           .from(usdcBalance)
-          .where(eq(usdcBalance.address, address))
-          .groupBy(usdcBalance.balance)
+          .innerJoin(subQuery, and(eq(usdcBalance.address, address), eq(usdcBalance.cursor, subQuery.maxCursor)))
           .execute()
 
-        const balance = balanceRecord[0]?.balance ?? '0'
+        const balance = balanceRecords[0]?.balance ?? '0'
 
         return reply.send({ balance })
       } catch (error) {

backend/src/routes/getTransactionHistory.ts

@@ -1,4 +1,4 @@
-import { and, asc, eq, gt, or, sql } from 'drizzle-orm'
+import { and, desc, eq, lt, or, sql } from 'drizzle-orm'
 import type { FastifyInstance } from 'fastify'
 
 import { usdcTransfer } from '@/db/schema'
@@ -31,8 +31,9 @@ export function getTransactionHistory(fastify: FastifyInstance) {
         return reply.status(400).send({ error: 'Invalid address format.' })
       }
 
+      const firstTimestamp = after ? Number(after) : 0xfffffffffff // a timestamp large enough to be sure that it's in the future
+
       try {
-        const firstTimestamp = after ? Number(after) : Number(0)
         const txs = await fastify.db
           .select({
             transaction_timestamp: usdcTransfer.blockTimestamp,
@@ -53,12 +54,12 @@ export function getTransactionHistory(fastify: FastifyInstance) {
           .leftJoin(sql`registration AS "to_user"`, eq(usdcTransfer.toAddress, sql`"to_user"."contract_address"`))
           .where(
             and(
-              gt(usdcTransfer.blockTimestamp, new Date(firstTimestamp)),
+              lt(usdcTransfer.blockTimestamp, new Date(firstTimestamp)),
               or(eq(usdcTransfer.fromAddress, address), eq(usdcTransfer.toAddress, address)),
             ),
           )
           .limit(first)
-          .orderBy(asc(usdcTransfer.blockTimestamp))
+          .orderBy(desc(usdcTransfer.blockTimestamp))
           .execute()
 
         return reply.status(200).send({ transactions: txs })

backend/src/routes/index.ts

@@ -1,7 +1,7 @@
 import { sql } from 'drizzle-orm'
 import type { FastifyInstance } from 'fastify'
 import type { Account } from 'starknet'
-import { ServiceListInstance } from 'twilio/lib/rest/verify/v2/service'
+import { ServiceContext } from 'twilio/lib/rest/verify/v2/service'
 
 import type { Database } from '@/db/drizzle'
 
@@ -18,7 +18,7 @@ import { verifyOtp } from './verifyOtp'
 
 export const addressRegex = /^0x0[0-9a-fA-F]{63}$/
 
-export function declareRoutes(fastify: FastifyInstance, deployer: Account, twilio_services: ServiceListInstance) {
+export function declareRoutes(fastify: FastifyInstance, deployer: Account, twilio_services: ServiceContext) {
   getStatusRoute(fastify)
   getBalanceRoute(fastify)
   getCurrentExpenseRoute(fastify)