import { NotFoundException } from '@nestjs/common';
import { InspectionsService } from './inspections.service';
import { PrismaService } from '../prisma/prisma.service';
import { WebhooksService } from '../webhooks/webhooks.service';
import { AutomationService } from '../automation/automation.service';
import { AuditLogService } from '../audit/audit-log.service';
import { CalendarSyncService } from '../calendar-sync/calendar-sync.service';

describe('InspectionsService', () => {
  let service: InspectionsService;
  let prisma: {
    inspection: {
      findMany: jest.Mock;
      findUnique: jest.Mock;
      create: jest.Mock;
      update: jest.Mock;
    };
    task: { create: jest.Mock };
  };
  let auditLog: { record: jest.Mock };
  let calendarSync: { enqueue: jest.Mock; cancel: jest.Mock };

  const inspection = {
    id: 'inspection-1',
    colonyId: 'colony-1',
    date: new Date(),
  };

  beforeEach(() => {
    prisma = {
      inspection: {
        findMany: jest.fn(),
        findUnique: jest.fn(),
        create: jest.fn(),
        update: jest.fn(),
      },
      task: { create: jest.fn() },
    };
    const webhooks = { dispatch: jest.fn().mockResolvedValue(undefined) };
    const automation = {
      evaluateInspection: jest.fn().mockResolvedValue(undefined),
    };
    auditLog = { record: jest.fn().mockResolvedValue(undefined) };
    calendarSync = { enqueue: jest.fn(), cancel: jest.fn() };
    service = new InspectionsService(
      prisma as unknown as PrismaService,
      webhooks as unknown as WebhooksService,
      automation as unknown as AutomationService,
      auditLog as unknown as AuditLogService,
      calendarSync as unknown as CalendarSyncService,
    );
  });

  it('findById throws NotFoundException when missing', async () => {
    prisma.inspection.findUnique.mockResolvedValue(null);
    await expect(service.findById('missing')).rejects.toBeInstanceOf(
      NotFoundException,
    );
  });

  it('create stores the acting user as the inspector', async () => {
    prisma.inspection.create.mockResolvedValue(inspection);

    await service.create(
      { colonyId: 'colony-1', date: '2026-01-01' },
      'user-1',
    );

    const [[createArg]] = prisma.inspection.create.mock.calls as [
      [{ data: { colonyId: string; userId: string } }],
    ];
    expect(createArg.data.colonyId).toBe('colony-1');
    expect(createArg.data.userId).toBe('user-1');
  });

  it('create writes an audit log entry with the created inspection', async () => {
    prisma.inspection.create.mockResolvedValue(inspection);

    await service.create(
      { colonyId: 'colony-1', date: '2026-01-01' },
      'user-1',
    );

    expect(auditLog.record).toHaveBeenCalledWith({
      entityType: 'Inspection',
      entityId: 'inspection-1',
      action: 'CREATE',
      userId: 'user-1',
      afterData: inspection,
    });
  });

  it('update writes an audit log entry with before and after data', async () => {
    prisma.inspection.findUnique.mockResolvedValue(inspection);
    const updated = { ...inspection, notes: 'geändert' };
    prisma.inspection.update.mockResolvedValue(updated);

    const result = await service.update(
      'inspection-1',
      { notes: 'geändert' },
      'user-1',
    );

    expect(result).toBe(updated);
    expect(auditLog.record).toHaveBeenCalledWith(
      expect.objectContaining({
        entityType: 'Inspection',
        entityId: 'inspection-1',
        action: 'UPDATE',
        beforeData: inspection,
        afterData: updated,
      }),
    );
  });

  it('update re-enqueues the calendar sync so a changed date moves the event', async () => {
    prisma.inspection.findUnique.mockResolvedValue(inspection);
    prisma.inspection.update.mockResolvedValue(inspection);

    await service.update('inspection-1', { date: '2026-05-02' }, 'user-1');

    expect(calendarSync.enqueue).toHaveBeenCalledWith(
      'INSPECTION',
      'inspection-1',
    );
  });

  it('createTaskFromInspection links the task to the inspection and its colony', async () => {
    prisma.inspection.findUnique.mockResolvedValue(inspection);
    prisma.task.create.mockResolvedValue({ id: 'task-1' });

    await service.createTaskFromInspection(
      'inspection-1',
      { title: 'Nachschauen' },
      'user-1',
    );

    const [[taskArg]] = prisma.task.create.mock.calls as [
      [
        {
          data: {
            sourceInspectionId: string;
            relatedType: string;
            relatedId: string;
          };
        },
      ],
    ];
    expect(taskArg.data.sourceInspectionId).toBe('inspection-1');
    expect(taskArg.data.relatedType).toBe('COLONY');
    expect(taskArg.data.relatedId).toBe('colony-1');
  });
});