refactor: address loading review findings (#18)

frontend/src/app/components/lease-card/lease-card.spec.ts

@@ -4,13 +4,30 @@ import { LeaseCard } from './lease-card';
 describe('LeaseCard', () => {
   it('resolves apartment, tenants, and every status label', () => {
     const fixture = TestBed.createComponent(LeaseCard);
-    fixture.componentRef.setInput('apartments', [{ id: 'apartment-1', name: 'T2', address: '', purchasePrice: 0, description: '' }]);
+    fixture.componentRef.setInput('apartments', [
+      { id: 'apartment-1', name: 'T2', address: '', purchasePrice: 0, description: '' },
+    ]);
     fixture.componentRef.setInput('tenants', [
-      { id: 'tenant-1', firstName: 'Camille', lastName: 'Martin', email: '', phone: '', address: '' },
+      {
+        id: 'tenant-1',
+        firstName: 'Camille',
+        lastName: 'Martin',
+        email: '',
+        phone: '',
+        address: '',
+      },
       { id: 'tenant-2', firstName: 'Alex', lastName: 'Durand', email: '', phone: '', address: '' },
     ]);
     fixture.componentRef.setInput('lease', {
-      apartmentId: 'apartment-1', tenantIds: ['tenant-1', 'missing', 'tenant-2'], guarantors: [], startDate: '', endDate: '', monthlyRent: 0, monthlyCharges: 0, securityDeposit: 0, status: 'DRAFT',
+      apartmentId: 'apartment-1',
+      tenantIds: ['tenant-1', 'missing', 'tenant-2'],
+      guarantors: [],
+      startDate: '',
+      endDate: '',
+      monthlyRent: 0,
+      monthlyCharges: 0,
+      securityDeposit: 0,
+      status: 'DRAFT',
     });
     const component = fixture.componentInstance;
 
@@ -19,8 +36,41 @@ describe('LeaseCard', () => {
     expect(component.statusLabel()).toBe('Bail en préparation');
     fixture.componentRef.setInput('lease', { ...component.lease(), status: 'ACTIVE' });
     expect(component.statusLabel()).toBe('Bail actif');
-    fixture.componentRef.setInput('lease', { ...component.lease(), apartmentId: 'missing', status: 'ARCHIVED' });
+    fixture.componentRef.setInput('lease', {
+      ...component.lease(),
+      apartmentId: 'missing',
+      status: 'ARCHIVED',
+    });
     expect(component.apartmentName()).toBe('Bien inconnu');
     expect(component.statusLabel()).toBe('Bail archivé');
   });
+
+  it('shows local Bail PDF download progress and failure', () => {
+    const fixture = TestBed.createComponent(LeaseCard);
+    fixture.componentRef.setInput('apartments', []);
+    fixture.componentRef.setInput('tenants', []);
+    fixture.componentRef.setInput('lease', {
+      id: 'lease-1',
+      apartmentId: 'apartment-1',
+      tenantIds: [],
+      guarantors: [],
+      startDate: '2026-01-01',
+      endDate: '2027-01-01',
+      monthlyRent: 800,
+      monthlyCharges: 50,
+      securityDeposit: 800,
+      status: 'ACTIVE',
+    });
+    fixture.componentRef.setInput('downloading', true);
+    fixture.detectChanges();
+
+    const download = fixture.nativeElement.querySelector('.card-actions button');
+    expect(download.disabled).toBe(true);
+    expect(download.textContent).toContain('Téléchargement…');
+
+    fixture.componentRef.setInput('downloading', false);
+    fixture.componentRef.setInput('downloadError', 'Impossible de télécharger ce bail.');
+    fixture.detectChanges();
+    expect(fixture.nativeElement.textContent).toContain('Impossible de télécharger ce bail.');
+  });
 });