account specific budget queries

src/app/(app)/budgets/page.tsx

@@ -26,12 +26,19 @@ export default async function BudgetsPage({ searchParams }: { searchParams: Sear
       orderBy: { createdAt: 'asc' },
     }),
     prisma.$queryRaw<{ budgetId: string; total: bigint }[]>`
-      SELECT t."budgetId", COALESCE(SUM(t."amountCents"), 0)::bigint AS total
+      SELECT t."budgetId",
+        COALESCE(SUM(
+          CASE
+            WHEN a.type = 'CREDIT_CARD' AND t.type = 'CREDIT' THEN  t."amountCents"
+            WHEN a.type = 'CREDIT_CARD' AND t.type = 'DEBIT'   THEN -t."amountCents"
+            WHEN a.type = 'BANK'        AND t.type = 'DEBIT'   THEN  t."amountCents"
+            ELSE                                                     -t."amountCents"
+          END
+        ), 0)::bigint AS total
       FROM "Transaction" t
       JOIN "Account" a ON t."accountId" = a.id
       WHERE a."userId" = ${userId}
         AND t."budgetId" IS NOT NULL
-        AND t.type = 'DEBIT'
         AND t.date >= ${start}
         AND t.date <= ${end}
       GROUP BY t."budgetId"