import { INestApplication } from '@nestjs/common';
import { Test, TestingModule } from '@nestjs/testing';
import { eq } from 'drizzle-orm';
import request from 'supertest';
import { App } from 'supertest/types';
import { AppModule } from '../src/app.module';
import { configureApp } from '../src/common/configure-app';
import { DRIZZLE, type DrizzleDB } from '../src/database/database.module';
import {
  privilegeDetails,
  privilegeKeys,
  privileges,
  users,
} from '../src/database/schema';
import { PRIVILEGE_ACTIONS } from '../src/modules/privileges/privilege-action';
import { registerAndActivate } from './helpers/activate-user';

describe('Plans (e2e)', () => {
  let app: INestApplication<App>;
  let db: DrizzleDB;

  const password = 'password123';
  const adminUsername = `pln_admin_${Date.now()}`;
  const otherUsername = `pln_other_${Date.now()}`;

  let adminAccessToken: string;
  let adminUserId: string;
  let otherAccessToken: string;
  let employeeId: string;
  let startBranchId: string;
  let endBranchId: string;
  let customerId: string;
  let extraCustomerId: string;
  let cycleId: string;

  beforeAll(async () => {
    const moduleFixture: TestingModule = await Test.createTestingModule({
      imports: [AppModule],
    }).compile();

    app = moduleFixture.createNestApplication();
    configureApp(app, {
      NODE_ENV: 'test',
      SWAGGER_ENABLED: 'false',
    });
    await app.init();
    db = app.get(DRIZZLE);

    const admin = await registerAndActivate(app, db, adminUsername, password);
    adminAccessToken = admin.accessToken;
    adminUserId = admin.userId;

    const other = await registerAndActivate(app, db, otherUsername, password);
    otherAccessToken = other.accessToken;

    const now = Date.now();
    const [priv] = await db
      .insert(privileges)
      .values({
        name: 'Plan Admin',
        code: `PLN_ADMIN_${now}`,
        status: 'active',
        createdAt: now,
        updatedAt: now,
        createdBy: adminUserId,
        updatedBy: adminUserId,
      })
      .returning();

    const keys = await db.select().from(privilegeKeys);
    await db.insert(privilegeDetails).values(
      keys.flatMap((key) =>
        PRIVILEGE_ACTIONS.map((action) => ({
          privilegeId: priv.id,
          privilegeKeyId: key.id,
          action,
          value: true,
        })),
      ),
    );
    await db
      .update(users)
      .set({ privilegeId: priv.id, updatedAt: Date.now() })
      .where(eq(users.id, adminUserId));

    const suffix = Date.now().toString().slice(-6);
    const employee = await request(app.getHttpServer())
      .post('/employees')
      .set('Authorization', `Bearer ${adminAccessToken}`)
      .send({
        code: `PLN_E_${suffix}`,
        name: 'Ada Lovelace',
        phone: '+6281234567890',
        position: 'sales',
      })
      .expect(201);
    employeeId = (employee.body as { id: string }).id;

    const start = await request(app.getHttpServer())
      .post('/branches')
      .set('Authorization', `Bearer ${adminAccessToken}`)
      .send({
        code: `PLN_S_${suffix}`,
        name: 'Start Branch',
        phone: '+6281234567890',
        address: 'Jl Sudirman No 1',
        latitude: -6.2,
        longitude: 106.8,
        workingDaysStart: 'monday',
        workingDaysEnd: 'friday',
        workingHoursStart: '08:00',
        workingHoursEnd: '17:00',
      })
      .expect(201);
    startBranchId = (start.body as { id: string }).id;

    const end = await request(app.getHttpServer())
      .post('/branches')
      .set('Authorization', `Bearer ${adminAccessToken}`)
      .send({
        code: `PLN_N_${suffix}`,
        name: 'End Branch',
        phone: '+6281234567891',
        address: 'Jl Thamrin No 2',
        latitude: -6.21,
        longitude: 106.81,
        workingDaysStart: 'monday',
        workingDaysEnd: 'friday',
        workingHoursStart: '08:00',
        workingHoursEnd: '17:00',
      })
      .expect(201);
    endBranchId = (end.body as { id: string }).id;

    const customer = await request(app.getHttpServer())
      .post('/customers')
      .set('Authorization', `Bearer ${adminAccessToken}`)
      .send({
        code: `PLN_C_${suffix}`,
        name: 'Acme Corp',
        phone: '+6281234567892',
        address: 'Jl Gatot No 3',
        latitude: -6.22,
        longitude: 106.82,
      })
      .expect(201);
    customerId = (customer.body as { id: string }).id;

    const extra = await request(app.getHttpServer())
      .post('/customers')
      .set('Authorization', `Bearer ${adminAccessToken}`)
      .send({
        code: `PLN_D_${suffix}`,
        name: 'Beta Corp',
        phone: '+6281234567893',
        address: 'Jl Rasuna No 4',
        latitude: -6.23,
        longitude: 106.83,
      })
      .expect(201);
    extraCustomerId = (extra.body as { id: string }).id;

    await request(app.getHttpServer())
      .patch('/settings')
      .set('Authorization', `Bearer ${adminAccessToken}`)
      .send({ cycleStartDate: '2026-01-05' })
      .expect(200);

    const cycle = await request(app.getHttpServer())
      .post('/cycles')
      .set('Authorization', `Bearer ${adminAccessToken}`)
      .send({
        employeeId,
        purpose: 'sales',
        cycleNumber: 1,
        weekdays: {
          monday: {
            startBranchId,
            endBranchId,
            customerIds: [customerId],
          },
        },
      })
      .expect(201);
    cycleId = (cycle.body as { id: string }).id;

    await request(app.getHttpServer())
      .patch(`/cycles/${cycleId}/status`)
      .set('Authorization', `Bearer ${adminAccessToken}`)
      .send({ status: 'active' })
      .expect(200);
  });

  afterAll(async () => {
    await app.close();
  });

  it('forbids plans list without permission', async () => {
    await request(app.getHttpServer())
      .get('/plans')
      .set('Authorization', `Bearer ${otherAccessToken}`)
      .expect(403);
  });

  it('generates Monday plans, skips existing, and supports D-Day destination edits', async () => {
    const generated = await request(app.getHttpServer())
      .post('/plans/generate')
      .set('Authorization', `Bearer ${adminAccessToken}`)
      .send({
        employeeId,
        purpose: 'sales',
        from: '2026-01-05',
        to: '2026-01-12',
      })
      .expect(201);
    expect((generated.body as { created: number }).created).toBe(2);
    expect((generated.body as { skipped: number }).skipped).toBeGreaterThan(0);

    const again = await request(app.getHttpServer())
      .post('/plans/generate')
      .set('Authorization', `Bearer ${adminAccessToken}`)
      .send({
        employeeId,
        purpose: 'sales',
        from: '2026-01-05',
        to: '2026-01-12',
      })
      .expect(201);
    expect((again.body as { created: number }).created).toBe(0);

    const list = await request(app.getHttpServer())
      .get('/plans')
      .query({ employeeId, purpose: 'sales', date: '2026-01-05' })
      .set('Authorization', `Bearer ${adminAccessToken}`)
      .expect(200);
    const planId = (list.body.data as Array<{ id: string }>)[0].id;

    const added = await request(app.getHttpServer())
      .post(`/plans/${planId}/destinations`)
      .set('Authorization', `Bearer ${adminAccessToken}`)
      .send({ customerId: extraCustomerId })
      .expect(201);
    expect(
      (added.body as { destinations: Array<{ customerId: string }> })
        .destinations,
    ).toHaveLength(2);

    const extraDest = (
      added.body as { destinations: Array<{ id: string; customerId: string }> }
    ).destinations.find((d) => d.customerId === extraCustomerId);
    const removed = await request(app.getHttpServer())
      .delete(`/plans/${planId}/destinations/${extraDest?.id}`)
      .set('Authorization', `Bearer ${adminAccessToken}`)
      .expect(200);
    expect(
      (removed.body as { destinations: unknown[] }).destinations,
    ).toHaveLength(1);

    const lastId = (removed.body as { destinations: Array<{ id: string }> })
      .destinations[0].id;
    await request(app.getHttpServer())
      .delete(`/plans/${planId}/destinations/${lastId}`)
      .set('Authorization', `Bearer ${adminAccessToken}`)
      .expect(400);
  });
});