Add a new isPayment flag to Transaction and use it as an index

This makes the payment requests much faster.

Author: Fabcien

prisma-local/migrations/20260228000000_add_is_payment_flag/migration.sql

@@ -0,0 +1,8 @@
+-- Add isPayment column
+ALTER TABLE `Transaction` ADD COLUMN `isPayment` BOOLEAN NOT NULL DEFAULT FALSE;
+
+-- Populate isPayment for existing data
+UPDATE `Transaction` SET `isPayment` = TRUE WHERE `amount` > 0;
+
+-- Add composite index for addressId + isPayment queries
+CREATE INDEX `Transaction_addressId_isPayment_idx` ON `Transaction`(`addressId`, `isPayment`);

prisma-local/schema.prisma

@@ -72,6 +72,7 @@ model Transaction {
   amount    Decimal                @db.Decimal(24, 8)
   confirmed Boolean                @default(false)
   orphaned  Boolean                @default(false)
+  isPayment Boolean                @default(false)
   timestamp Int
   addressId String
   opReturn String                @db.LongText @default("")
@@ -85,6 +86,7 @@ model Transaction {
 
   @@unique([hash, addressId], name: "Transaction_hash_addressId_unique_constraint")
   @@index([addressId, timestamp], map: "Transaction_addressId_timestamp_idx")
+  @@index([addressId, isPayment])
 }
 
 model TransactionInput {

services/chronikService.ts

@@ -298,6 +298,7 @@ export class ChronikBlockchainClient {
       timestamp: transaction.block !== undefined ? transaction.block.timestamp : transaction.timeFirstSeen,
       addressId: address.id,
       confirmed: transaction.block !== undefined,
+      isPayment: amount > 0,
       opReturn,
       inputs: {
         create: inputAddresses

services/transactionService.ts

@@ -579,6 +579,7 @@ export async function createManyTransactions (
     timestamp: tx.timestamp,
     addressId: tx.addressId,
     confirmed: tx.confirmed ?? false,
+    isPayment: tx.amount > 0,
     opReturn: tx.opReturn ?? '',
     orphaned: false
   }))
@@ -948,7 +949,7 @@ export async function getPaymentsByUserIdOrderedByButtonName (
     LEFT JOIN \`PricesOnTransactions\` pt ON t.\`id\` = pt.\`transactionId\`
     LEFT JOIN \`Price\` pb ON pt.\`priceId\` = pb.\`id\`
     LEFT JOIN \`Invoice\` i ON i.\`transactionId\` = t.\`id\`
-    WHERE t.\`amount\` > 0
+    WHERE t.\`isPayment\` = TRUE
     AND EXISTS (
       SELECT 1
       FROM \`AddressesOnUserProfiles\` au
@@ -1056,7 +1057,7 @@ export async function fetchAllPaymentsByUserIdWithPagination (
     address: {
       userProfiles: { some: { userId } }
     },
-    amount: { gt: 0 }
+    isPayment: true
   }
 
   if (startDate !== undefined && endDate !== undefined && startDate !== '' && endDate !== '') {
@@ -1182,9 +1183,7 @@ export async function fetchAllPaymentsByUserId (
         in: networkIds ?? Object.values(NETWORK_IDS)
       }
     },
-    amount: {
-      gt: 0
-    }
+    isPayment: true
   }
 
   if (buttonIds !== undefined && buttonIds.length > 0) {
@@ -1238,7 +1237,7 @@ export const getFilteredTransactionCount = async (
         some: { userId }
       }
     },
-    amount: { gt: 0 }
+    isPayment: true
   }
   if (buttonIds !== undefined && buttonIds.length > 0) {
     where.address!.paybuttons = {