import 'dotenv/config'
import { getPayload } from 'payload'
import config from '../payload.config'

const offers = [
  {
    slug: 'checkup-health',
    sortOrder: 10,
    price: 12900,
    oldPrice: 18900,
    endsAt: '2026-10-12T20:59:00.000Z',
    imageUrl: '/promotions/checkup.jpg',
    bookingHref: '/booking',
    ru: {
      title: 'Чек-ап «Здоровье»',
      badge: '−32%',
      description:
        'Комплексное обследование за один визит: приём терапевта, лабораторный минимум, ЭКГ и заключение с рекомендациями.',
      conditions:
        'Для новых пациентов КДЦ МОНИКИ. Пакет нельзя разбить на отдельные услуги. Запись только онлайн до окончания акции. Действует в КДЦ на ул. Щепкина, 61/2.',
      ctaLabel: 'Записаться на чек-ап',
    },
    en: {
      title: 'Health check-up',
      badge: '−32%',
      description:
        'A one-visit screening: internist consult, basic lab tests, ECG, and a written care plan.',
      conditions:
        'For new CDC MONIKI patients. The package cannot be split. Online booking only until the offer ends. Valid at 61/2 Shchepkina St.',
      ctaLabel: 'Book the check-up',
    },
  },
  {
    slug: 'mri-brain',
    sortOrder: 20,
    price: 7500,
    oldPrice: 9900,
    endsAt: '2026-10-20T20:59:00.000Z',
    imageUrl: '/promotions/mri.jpg',
    bookingHref: '/booking',
    ru: {
      title: 'МРТ головного мозга',
      badge: 'Скидка',
      description:
        'Исследование на экспертном томографе со скидкой при записи через сайт. Результат и описание врача-рентгенолога.',
      conditions:
        'Без контрастного усиления. Будние дни, 08:00–16:00. Нужно направление или заполненная анкета противопоказаний. Не суммируется с другими скидками.',
      ctaLabel: 'Записаться на МРТ',
    },
    en: {
      title: 'Brain MRI',
      badge: 'Sale',
      description:
        'Expert MRI at a reduced price when booked online, with a radiologist report.',
      conditions:
        'Without contrast. Weekdays 08:00–16:00. A referral or contraindications form is required. Cannot be combined with other discounts.',
      ctaLabel: 'Book an MRI',
    },
  },
  {
    slug: 'dental-hygiene',
    sortOrder: 30,
    price: 3900,
    oldPrice: 5500,
    endsAt: '2026-11-01T20:59:00.000Z',
    imageUrl: '/promotions/dental.jpg',
    bookingHref: '/booking',
    ru: {
      title: 'Профессиональная гигиена полости рта',
      badge: '−29%',
      description:
        'Снятие налёта, полировка и рекомендации стоматолога. Подходит как самостоятельная процедура и как подготовка к лечению.',
      conditions:
        'Один пациент — одна процедура по акции. Первичный приём в стоматологии КДЦ. Не распространяется на отбеливание и лечение кариеса.',
      ctaLabel: 'Записаться к стоматологу',
    },
    en: {
      title: 'Professional dental cleaning',
      badge: '−29%',
      description:
        'Plaque removal, polishing, and dentist advice — as a standalone visit or before treatment.',
      conditions:
        'One promotional procedure per patient. First visit at the CDC dental unit. Whitening and caries treatment are not included.',
      ctaLabel: 'Book a dentist',
    },
  },
  {
    slug: 'cardio-package',
    sortOrder: 40,
    price: 6400,
    oldPrice: 8800,
    endsAt: '2026-11-15T20:59:00.000Z',
    imageUrl: '/promotions/cardio.jpg',
    bookingHref: '/booking',
    ru: {
      title: 'Кардиолог + ЭКГ + холтер',
      badge: 'Пакет',
      description:
        'Консультация кардиолога, электрокардиограмма и суточное мониторирование в одном пакете — со скидкой при записи онлайн.',
      conditions:
        'Пакет оказывается целиком, услуги по отдельности по акции не продаются. Холтер выдаётся в день приёма. Действует в КДЦ МОНИКИ (Москва).',
      ctaLabel: 'Записаться к кардиологу',
    },
    en: {
      title: 'Cardiologist + ECG + Holter',
      badge: 'Bundle',
      description:
        'Cardiology consult, ECG, and 24-hour Holter monitoring as one discounted online package.',
      conditions:
        'The bundle cannot be split. The Holter device is issued on the visit day. Valid at MONIKI CDC in Moscow.',
      ctaLabel: 'Book a cardiologist',
    },
  },
] as const

export async function ensurePromotionsSchema(payload: Awaited<ReturnType<typeof getPayload>>) {
  const adapter = payload.db as {
    drizzle: { execute: (query: unknown) => Promise<unknown> }
  }
  const { sql } = await import('@payloadcms/db-postgres')

  await adapter.drizzle.execute(sql`
    CREATE TABLE IF NOT EXISTS promotions (
      id serial PRIMARY KEY,
      slug character varying NOT NULL,
      price numeric NOT NULL,
      old_price numeric,
      starts_at timestamp(3) with time zone,
      ends_at timestamp(3) with time zone NOT NULL,
      show_countdown boolean DEFAULT true,
      hide_when_expired boolean DEFAULT true,
      booking_enabled boolean DEFAULT true,
      booking_href character varying DEFAULT '/booking',
      service_id integer,
      image_id integer,
      image_url character varying,
      sort_order numeric DEFAULT 0,
      is_published boolean DEFAULT true,
      updated_at timestamp(3) with time zone NOT NULL DEFAULT now(),
      created_at timestamp(3) with time zone NOT NULL DEFAULT now()
    )
  `)

  await adapter.drizzle.execute(sql`
    CREATE TABLE IF NOT EXISTS promotions_locales (
      id serial PRIMARY KEY,
      title character varying NOT NULL,
      badge character varying,
      description character varying,
      conditions character varying,
      cta_label character varying,
      _locale _locales NOT NULL,
      _parent_id integer NOT NULL
    )
  `)

  await adapter.drizzle.execute(sql`CREATE UNIQUE INDEX IF NOT EXISTS promotions_slug_idx ON promotions (slug)`)
  await adapter.drizzle.execute(sql`CREATE INDEX IF NOT EXISTS promotions_created_at_idx ON promotions (created_at)`)
  await adapter.drizzle.execute(sql`CREATE INDEX IF NOT EXISTS promotions_updated_at_idx ON promotions (updated_at)`)
  await adapter.drizzle.execute(sql`CREATE INDEX IF NOT EXISTS promotions_image_idx ON promotions (image_id)`)
  await adapter.drizzle.execute(sql`CREATE INDEX IF NOT EXISTS promotions_service_idx ON promotions (service_id)`)
  await adapter.drizzle.execute(sql`
    CREATE UNIQUE INDEX IF NOT EXISTS promotions_locales_locale_parent_id_unique
    ON promotions_locales (_locale, _parent_id)
  `)

  await adapter.drizzle.execute(sql`
    DO $$ BEGIN
      ALTER TABLE promotions
        ADD CONSTRAINT promotions_image_id_media_id_fk
        FOREIGN KEY (image_id) REFERENCES media(id) ON DELETE SET NULL;
    EXCEPTION WHEN duplicate_object THEN NULL;
    END $$
  `)
  await adapter.drizzle.execute(sql`
    DO $$ BEGIN
      ALTER TABLE promotions
        ADD CONSTRAINT promotions_service_id_services_id_fk
        FOREIGN KEY (service_id) REFERENCES services(id) ON DELETE SET NULL;
    EXCEPTION WHEN duplicate_object THEN NULL;
    END $$
  `)
  await adapter.drizzle.execute(sql`
    DO $$ BEGIN
      ALTER TABLE promotions_locales
        ADD CONSTRAINT promotions_locales_parent_id_fk
        FOREIGN KEY (_parent_id) REFERENCES promotions(id) ON DELETE CASCADE;
    EXCEPTION WHEN duplicate_object THEN NULL;
    END $$
  `)

  await adapter.drizzle.execute(sql`
    ALTER TABLE payload_locked_documents_rels
      ADD COLUMN IF NOT EXISTS promotions_id integer
  `)
  await adapter.drizzle.execute(sql`
    CREATE INDEX IF NOT EXISTS payload_locked_documents_rels_promotions_id_idx
    ON payload_locked_documents_rels (promotions_id)
  `)
  await adapter.drizzle.execute(sql`
    DO $$ BEGIN
      ALTER TABLE payload_locked_documents_rels
        ADD CONSTRAINT payload_locked_documents_rels_promotions_fk
        FOREIGN KEY (promotions_id) REFERENCES promotions(id) ON DELETE CASCADE;
    EXCEPTION WHEN duplicate_object THEN NULL;
    END $$
  `)
}

export async function seedPromotions(payload: Awaited<ReturnType<typeof getPayload>>) {
  await ensurePromotionsSchema(payload)

  for (const offer of offers) {
    const existing = await payload.find({
      collection: 'promotions',
      where: { slug: { equals: offer.slug } },
      limit: 1,
      depth: 0,
    })

    const data = {
      slug: offer.slug,
      sortOrder: offer.sortOrder,
      price: offer.price,
      oldPrice: offer.oldPrice,
      endsAt: offer.endsAt,
      imageUrl: offer.imageUrl,
      bookingHref: offer.bookingHref,
      bookingEnabled: true,
      showCountdown: true,
      hideWhenExpired: true,
      isPublished: true,
      ...offer.ru,
    }

    let id = existing.docs[0]?.id
    if (id) {
      await payload.update({
        collection: 'promotions',
        id,
        locale: 'ru',
        data,
      })
      console.log('updated', offer.slug)
    } else {
      const created = await payload.create({
        collection: 'promotions',
        locale: 'ru',
        data,
      })
      id = created.id
      console.log('created', offer.slug)
    }

    await payload.update({
      collection: 'promotions',
      id,
      locale: 'en',
      data: offer.en,
    })
  }

  console.log('promotions imported', offers.length)
}

async function main() {
  const payload = await getPayload({ config })
  await seedPromotions(payload)
  process.exit(0)
}

if (process.argv[1]?.includes('import-promotions')) {
  main().catch((err) => {
    console.error(err)
    process.exit(1)
  })
}