import { INestApplication } from '@nestjs/common';
import * as bcrypt from 'bcryptjs';
import request from 'supertest';
import { App } from 'supertest/types';
import { PrismaService } from '../src/prisma/prisma.service';
import { createTestApp } from './utils/create-test-app';
import { login } from './utils/api';
import { drainDomainEvents } from './utils/domain-events';
import { CalendarSyncSettingsService } from '../src/calendar-sync/calendar-sync-settings.service';

interface QueenBody {
  id: string;
  code: string;
}

describe('Queens (e2e)', () => {
  let app: INestApplication<App>;
  let prisma: PrismaService;
  const beekeeperEmail = `queens-e2e-beekeeper-${Date.now()}@example.com`;
  const password = 'SuperSecret123!';
  let beekeeperId: string;
  let beekeeperToken: string;
  let apiaryId: string;
  let colonyId: string;
  let queenId: string;
  let daughterQueenId: string;
  let secondColonyId: string;
  let subscriptionId: string;

  beforeAll(async () => {
    app = await createTestApp();
    prisma = app.get(PrismaService);

    const passwordHash = await bcrypt.hash(password, 12);
    const beekeeper = await prisma.user.create({
      data: {
        email: beekeeperEmail,
        passwordHash,
        name: 'Beekeeper',
        role: { connect: { key: 'BEEKEEPER' } },
      },
    });
    beekeeperId = beekeeper.id;
    beekeeperToken = (await login(app, beekeeperEmail, password)).accessToken;

    const apiary = await prisma.apiary.create({
      data: { name: `Stand ${Date.now()}` },
    });
    apiaryId = apiary.id;
    const colony = await prisma.colony.create({
      data: {
        code: `V-${Date.now()}`,
        apiaryId,
        colonyType: 'PRODUCTION_COLONY',
      },
    });
    colonyId = colony.id;
  });

  afterEach(() => {
    jest.restoreAllMocks();
  });

  afterAll(async () => {
    if (subscriptionId) {
      // Deliveries go with their subscription (ON DELETE CASCADE).
      await prisma.webhookSubscription.deleteMany({
        where: { id: subscriptionId },
      });
    }
    if (queenId) {
      const historyIds = (
        await prisma.queenColonyHistory.findMany({
          where: { queenId },
          select: { id: true },
        })
      ).map((history) => history.id);
      await prisma.calendarSyncOutboxEntry.deleteMany({
        where: { sourceType: 'QUEEN_ASSIGNMENT', sourceId: { in: historyIds } },
      });
    }
    if (secondColonyId) {
      await prisma.queenColonyHistory.deleteMany({
        where: { colonyId: secondColonyId },
      });
      await prisma.colony.update({
        where: { id: secondColonyId },
        data: { currentQueenId: null },
      });
    }
    if (queenId) {
      // Events go with their deliveries (ON DELETE CASCADE).
      await prisma.domainEvent.deleteMany({
        where: { aggregateType: 'Queen', aggregateId: queenId },
      });
    }
    if (queenId) {
      await prisma.queenEvaluation.deleteMany({ where: { queenId } });
    }
    await prisma.queenColonyHistory.deleteMany({ where: { colonyId } });
    if (colonyId) {
      await prisma.colony.update({
        where: { id: colonyId },
        data: { currentQueenId: null },
      });
    }
    if (daughterQueenId) {
      await prisma.queen.delete({ where: { id: daughterQueenId } });
    }
    if (queenId) {
      await prisma.queen.delete({ where: { id: queenId } });
    }
    await prisma.colony.deleteMany({
      where: { id: { in: [colonyId, secondColonyId].filter(Boolean) } },
    });
    await prisma.apiary.deleteMany({ where: { id: apiaryId } });
    await prisma.refreshToken.deleteMany({ where: { userId: beekeeperId } });
    await prisma.auditLog.deleteMany({ where: { userId: beekeeperId } });
    await prisma.user.deleteMany({ where: { id: beekeeperId } });
    await app.close();
  });

  it('lets a BEEKEEPER create a queen', async () => {
    const response = await request(app.getHttpServer())
      .post('/api/v1/queens')
      .set('Authorization', `Bearer ${beekeeperToken}`)
      .send({ code: `Q-${Date.now()}`, breed: 'Carnica' })
      .expect(201);
    queenId = (response.body as QueenBody).id;
    expect(queenId).toEqual(expect.any(String));
  });

  it('assigns the queen to a colony and records history', async () => {
    await request(app.getHttpServer())
      .post(`/api/v1/queens/${queenId}/assign-colony`)
      .set('Authorization', `Bearer ${beekeeperToken}`)
      .send({ colonyId })
      .expect(201);
    // Settle the first assignment's event, so later tests see only their own.
    await drainDomainEvents(app, [queenId]);

    const colony = await request(app.getHttpServer())
      .get(`/api/v1/colonies/${colonyId}`)
      .set('Authorization', `Bearer ${beekeeperToken}`)
      .expect(200);
    expect((colony.body as { currentQueenId: string }).currentQueenId).toBe(
      queenId,
    );

    const history = await request(app.getHttpServer())
      .get(`/api/v1/queens/${queenId}/history`)
      .set('Authorization', `Bearer ${beekeeperToken}`)
      .expect(200);
    expect(history.body).toHaveLength(1);
  });

  it('assigning a queen leaves a calendar entry and a queen.replaced delivery after draining', async () => {
    jest.spyOn(app.get(CalendarSyncSettingsService), 'get').mockResolvedValue({
      id: 'singleton',
      enabled: true,
      groupId: 'group-e2e',
      syncTask: true,
      syncInspection: true,
      syncTreatment: true,
      syncFeeding: true,
      syncHarvest: true,
      syncQueenAssignment: true,
      syncWithdrawal: true,
      updatedAt: new Date(),
    });
    subscriptionId = (
      await prisma.webhookSubscription.create({
        data: {
          url: 'https://example.com/hook',
          events: ['queen.replaced'],
          secret: 'a'.repeat(64),
          createdByUserId: beekeeperId,
        },
      })
    ).id;
    secondColonyId = (
      await prisma.colony.create({
        data: {
          code: `V2-${Date.now()}`,
          apiaryId,
          colonyType: 'PRODUCTION_COLONY',
        },
      })
    ).id;

    await request(app.getHttpServer())
      .post(`/api/v1/queens/${queenId}/assign-colony`)
      .set('Authorization', `Bearer ${beekeeperToken}`)
      .send({ colonyId: secondColonyId })
      .expect(201);

    // Nothing but the event is written in the request.
    const history = await prisma.queenColonyHistory.findFirstOrThrow({
      where: { queenId, colonyId: secondColonyId },
    });
    expect(
      await prisma.calendarSyncOutboxEntry.count({
        where: { sourceType: 'QUEEN_ASSIGNMENT', sourceId: history.id },
      }),
    ).toBe(0);
    expect(
      await prisma.webhookDelivery.count({
        where: { subscriptionId },
      }),
    ).toBe(0);
    const event = await prisma.domainEvent.findFirstOrThrow({
      where: { type: 'QueenAssigned', aggregateId: queenId },
      orderBy: { occurredAt: 'desc' },
    });
    expect(event.payload).toEqual(
      expect.objectContaining({
        colonyId: secondColonyId,
        historyId: history.id,
        previousColonyId: colonyId,
      }),
    );

    await drainDomainEvents(app, [queenId]);

    expect(
      await prisma.calendarSyncOutboxEntry.count({
        where: { sourceType: 'QUEEN_ASSIGNMENT', sourceId: history.id },
      }),
    ).toBe(1);
    const deliveries = await prisma.webhookDelivery.findMany({
      where: { subscriptionId, event: 'queen.replaced' },
    });
    expect(deliveries).toHaveLength(1);
    expect(deliveries[0]?.body).toContain(queenId);
  });

  it('adds a queen evaluation and lists it back', async () => {
    await request(app.getHttpServer())
      .post(`/api/v1/queens/${queenId}/evaluations`)
      .set('Authorization', `Bearer ${beekeeperToken}`)
      .send({
        colonyId,
        date: new Date().toISOString(),
        colonyStrength: 4,
        gentleness: 5,
        combBuild: 3,
        swarmingTendency: 2,
        broodPattern: 4,
        honeyYield: 5,
      })
      .expect(201);

    const response = await request(app.getHttpServer())
      .get(`/api/v1/queens/${queenId}/evaluations`)
      .set('Authorization', `Bearer ${beekeeperToken}`)
      .expect(200);
    const evaluations = response.body as { colonyStrength: number }[];
    expect(evaluations).toHaveLength(1);
    expect(evaluations[0]?.colonyStrength).toBe(4);
  });

  it('rejects creating a queen with a motherQueenId that does not exist', () => {
    return request(app.getHttpServer())
      .post('/api/v1/queens')
      .set('Authorization', `Bearer ${beekeeperToken}`)
      .send({ code: `Q-orphan-${Date.now()}`, motherQueenId: 'does-not-exist' })
      .expect(404);
  });

  it('rejects a queen set as her own mother', () => {
    return request(app.getHttpServer())
      .patch(`/api/v1/queens/${queenId}`)
      .set('Authorization', `Bearer ${beekeeperToken}`)
      .send({ motherQueenId: queenId })
      .expect(400);
  });

  it('creates a daughter queen and returns the ancestor/descendant lineage', async () => {
    const daughterResponse = await request(app.getHttpServer())
      .post('/api/v1/queens')
      .set('Authorization', `Bearer ${beekeeperToken}`)
      .send({ code: `Q-daughter-${Date.now()}`, motherQueenId: queenId })
      .expect(201);
    daughterQueenId = (daughterResponse.body as QueenBody).id;

    const motherLineage = await request(app.getHttpServer())
      .get(`/api/v1/queens/${queenId}/lineage`)
      .set('Authorization', `Bearer ${beekeeperToken}`)
      .expect(200);
    const motherBody = motherLineage.body as {
      queen: { id: string; mother: unknown };
      descendants: { id: string }[];
    };
    expect(motherBody.queen.id).toBe(queenId);
    expect(motherBody.queen.mother).toBeNull();
    expect(motherBody.descendants).toHaveLength(1);
    expect(motherBody.descendants[0]?.id).toBe(daughterQueenId);

    const daughterLineage = await request(app.getHttpServer())
      .get(`/api/v1/queens/${daughterQueenId}/lineage`)
      .set('Authorization', `Bearer ${beekeeperToken}`)
      .expect(200);
    const daughterBody = daughterLineage.body as {
      queen: { id: string; mother: { id: string } | null };
      descendants: unknown[];
    };
    expect(daughterBody.queen.mother?.id).toBe(queenId);
    expect(daughterBody.descendants).toHaveLength(0);
  });
});