mile

apps/edr-freight-api/src/modules/billing/billing.service.ts

@@ -307,6 +307,16 @@ export class BillingService {
     });
   }
 
+  /** Invoices for a batch of source records (e.g. many last-mile legs), so a
+   *  list can show which records already have an invoice without N+1 queries. */
+  findBySourceIds(source: string, sourceIds: string[]): Promise<Invoice[]> {
+    if (!sourceIds.length) return Promise.resolve([]);
+    return this.invoices.findAll({
+      where: { source, sourceId: In(sourceIds) },
+      order: { createdAt: "DESC" },
+    });
+  }
+
   /** Invoices for the signed-in customer; empty when they have no company. */
   async findForUser(
     userId: string,

apps/edr-freight-api/src/modules/last-mile/last-mile.service.ts

@@ -12,7 +12,7 @@ import { LastMile, LastMileStatus } from './entities/last-mile.entity';
 import { LastMileContainerAllocation } from './entities/last-mile-container-allocation.entity';
 import { LastMileVehicleAssignment } from './entities/last-mile-vehicle-assignment.entity';
 import { LastMileRepository } from './last-mile.repository';
-import { InvoiceEventPayload } from '../billing/billing.service';
+import { BillingService, InvoiceEventPayload } from '../billing/billing.service';
 import { OnEvent } from '@nestjs/event-emitter';
 import { FleetHistoryService } from '../fleet-history/fleet-history.service';
 import { FleetEventType } from '../fleet-history/entities/fleet-event.entity';
@@ -46,8 +46,28 @@ export class LastMileService {
     private readonly smsClient: SmsClientService,
     private readonly dataSource: DataSource,
     private readonly history: FleetHistoryService,
+    private readonly billing: BillingService,
   ) {}
 
+  /** Attach real invoice info (number/status) to records so the UI can show an
+   *  invoice link only when one actually exists — NOT merely because distance
+   *  was entered. Batched to avoid N+1. */
+  private async attachInvoices(records: LastMile[]): Promise<void> {
+    const invoices = await this.billing.findBySourceIds(
+      'last_mile',
+      records.map((r) => r.id),
+    );
+    const byId = new Map<string, { number: string; status: string }>();
+    for (const inv of invoices) {
+      if (!byId.has(inv.sourceId)) {
+        byId.set(inv.sourceId, { number: inv.invoiceNumber, status: String(inv.status) });
+      }
+    }
+    for (const r of records) {
+      (r as LastMile & { invoice?: unknown }).invoice = byId.get(r.id) ?? null;
+    }
+  }
+
   /** Resolve a vehicle's driver + human labels, for stamping mile events onto
    *  the driver's timeline and naming the vehicle. Best-effort — never throws. */
   private async vehicleInfo(
@@ -159,6 +179,8 @@ export class LastMileService {
       take: pageSize,
     });
 
+    await this.attachInvoices(data);
+
     return {
       data,
       meta: {
@@ -183,6 +205,8 @@ export class LastMileService {
       throw new NotFoundException(`Last-mile record ${id} not found`);
     }
 
+    await this.attachInvoices([record]);
+
     return record;
   }