feat: refactor sales invoice services and introduce pagination and filtering

- Added SharedSaleInvoicePaginationService for handling pagination logic.
- Introduced SharedSaleInvoiceFilterService to centralize filtering logic for sales invoices.
- Updated SalesInvoicesService to utilize the new pagination and filtering services.
- Refactored findAll methods in SalesInvoicesService, CustomerSaleInvoicesService, and other related services to support pagination and filtering.
- Enhanced DTOs for sales invoice filtering to extend shared filter properties.
- Updated module imports to include new services.
- Cleaned up redundant code related to filtering and pagination across various services.

src/common/services/saleInvoices/sale-invoice-pagination.service.ts

@@ -0,0 +1,29 @@
+import { Injectable } from '@nestjs/common'
+
+@Injectable()
+export class SharedSaleInvoicePaginationService {
+  normalize(
+    page: number = 1,
+    perPage: number = 10,
+    defaultPerPage: number = 10,
+    maxPerPage: number = 50,
+  ) {
+    const normalizedPageValue = Number(page ?? 1)
+    const normalizedPage = Number.isFinite(normalizedPageValue)
+      ? Math.max(1, Math.floor(normalizedPageValue))
+      : 1
+
+    const requestedPerPageValue = Number(perPage ?? defaultPerPage)
+    const requestedPerPage = Number.isFinite(requestedPerPageValue)
+      ? Math.max(1, Math.floor(requestedPerPageValue))
+      : defaultPerPage
+    const normalizedPerPage = Math.min(requestedPerPage, maxPerPage)
+
+    return {
+      page: normalizedPage,
+      perPage: normalizedPerPage,
+      skip: (normalizedPage - 1) * normalizedPerPage,
+      take: normalizedPerPage,
+    }
+  }
+}