feat: full wagon cancel, leg board, wagon dates

feat(freight): editable train leg times, SL invoice payer

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

@@ -252,7 +252,46 @@ export class BillingService {
     this.applyInvoiceFilters(qb, filter);
 
     const [items, total] = await qb.getManyAndCount();
-    return { items, total };
+    return { items: await this.attachShippingLineCompanies(items), total };
+  }
+
+  /**
+   * Batch-hydrate `shippingLineCompany` for any invoice billed to a shipping
+   * line (`companyId` null). No relation on `Invoice` to eager-load — see the
+   * entity's doc comment — so this is a second query keyed off the ids
+   * already loaded, same shape as `company`.
+   */
+  private async attachShippingLineCompanies<T extends Invoice>(
+    invoices: T[],
+  ): Promise<T[]> {
+    const ids = [
+      ...new Set(
+        invoices
+          .map((i) => i.shippingLineCompanyId)
+          .filter((id): id is string => id != null),
+      ),
+    ];
+    if (!ids.length) return invoices;
+    const lines = await this.dataSource
+      .getRepository(ShippingLineCompany)
+      .find({ where: { id: In(ids) } });
+    const byId = new Map(lines.map((l) => [l.id, l]));
+    return invoices.map((invoice) => {
+      const line = invoice.shippingLineCompanyId
+        ? byId.get(invoice.shippingLineCompanyId)
+        : undefined;
+      return line
+        ? ({
+            ...invoice,
+            shippingLineCompany: {
+              id: line.id,
+              name: line.name,
+              email: line.email,
+              phoneNumber: line.phoneNumber,
+            },
+          } as T)
+        : invoice;
+    });
   }
 
   /**
@@ -432,11 +471,12 @@ export class BillingService {
       relations: { company: true, companyProfile: true },
     });
     if (!invoice) throw new NotFoundException(`Invoice ${id} not found`);
+    const [hydrated] = await this.attachShippingLineCompanies([invoice]);
     const lines = await this.invoiceLines.findAll({
       where: { invoiceId: id },
       order: { createdAt: "ASC" },
     });
-    return { ...invoice, lines } as Invoice & { lines: InvoiceLine[] };
+    return { ...hydrated, lines } as Invoice & { lines: InvoiceLine[] };
   }
 
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