dynamic contract templates and companyId on bookings

apps/edr-freight-api/src/contracts/contract-template.resolver.spec.ts

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+import { ContractTemplateResolver } from './contract-template.resolver';
+import { Booking } from '../modules/bookings/entities/booking.entity';
+import { ServiceType } from '../modules/rule-engine/entities/service-type.entity';
+import { CargoType } from '../modules/rule-engine/entities/cargo-type.entity';
+
+describe('ContractTemplateResolver', () => {
+  const resolver = new ContractTemplateResolver();
+
+  function booking(partial: Partial<Booking>): Booking {
+    return partial as Booking;
+  }
+
+  it('resolves import container ETB transport-only', () => {
+    const key = resolver.resolve(
+      booking({
+        tradeDirection: 'IMPORT',
+        freightType: 'CONTAINER',
+        paymentCurrency: 'ETB',
+        serviceType: { code: 'RAIL_ONLY', includesFirstMile: false, includesLastMile: false } as ServiceType,
+      }),
+    );
+    expect(key).toBe('IMP_CON_ETB_TRANSPORT_ONLY');
+  });
+
+  it('resolves export bulk USD forwarding', () => {
+    const key = resolver.resolve(
+      booking({
+        tradeDirection: 'EXPORT',
+        freightType: 'BULK',
+        paymentCurrency: 'USD',
+        serviceType: {
+          code: 'RAIL_FORWARDING',
+          includesFirstMile: true,
+          includesLastMile: false,
+        } as ServiceType,
+      }),
+    );
+    expect(key).toBe('EXP_BULK_USD_FORWARDING');
+  });
+
+  it('maps BREAK_BULK cargo to BULK freight', () => {
+    const key = resolver.resolve(
+      booking({
+        tradeDirection: 'IMPORT',
+        freightType: 'CONTAINER',
+        paymentCurrency: 'ETB',
+        cargoType: { code: 'BREAK_BULK_GENERAL' } as CargoType,
+        serviceType: undefined,
+      }),
+    );
+    expect(key).toBe('IMP_BULK_ETB_TRANSPORT_ONLY');
+  });
+
+  it('resolves domestic container', () => {
+    const key = resolver.resolve(
+      booking({
+        tradeDirection: 'DOMESTIC',
+        freightType: 'CONTAINER',
+        paymentCurrency: 'USD',
+        serviceType: undefined,
+      }),
+    );
+    expect(key).toBe('DOM_CON_USD_TRANSPORT_ONLY');
+  });
+});