import type { Language } from '@/domain/language/entities';
import type { EventTypeId } from '@/domain/booking/event-types';
import type { BookingMessageCopy } from '@/application/messaging/whatsapp-message-builder';

const EVENT_LABELS_EN: Record<EventTypeId, string> = {
  birthday: 'Birthday',
  wedding: 'Wedding / Walima',
  engagement: 'Engagement / Nikah',
  anniversary: 'Anniversary',
  'baby-shower': 'Baby Shower',
  graduation: 'Graduation',
  'office-party': 'Office Party',
  'corporate-lunch': 'Corporate Lunch',
  'family-gathering': 'Family Gathering',
  'religious-celebration': 'Eid, Diwali & Festivals',
  farewell: 'Farewell Party',
  retirement: 'Retirement',
  'bridal-shower': 'Bridal Shower',
  'holiday-party': 'Holiday Party',
  other: 'Other Celebration',
};

const EVENT_LABELS_SV: Record<EventTypeId, string> = {
  birthday: 'Födelsedag',
  wedding: 'Bröllop / Walima',
  engagement: 'Förlovning / Nikah',
  anniversary: 'Årsdag',
  'baby-shower': 'Babyshower',
  graduation: 'Examensfest',
  'office-party': 'Kontorsfest',
  'corporate-lunch': 'Företagslunch',
  'family-gathering': 'Familjesammankomst',
  'religious-celebration': 'Eid, Diwali & högtider',
  farewell: 'Avskedsfest',
  retirement: 'Pensionering',
  'bridal-shower': 'Möhippa',
  'holiday-party': 'Helgfest',
  other: 'Annat firande',
};

const LOCALIZED: Partial<Record<Language, Record<EventTypeId, string>>> = {
  sv: EVENT_LABELS_SV,
};

export interface BookingEventsCopy {
  heroBadge: string;
  heroTitle: string;
  heroSubtitle: string;
  experienceDiningTitle: string;
  experienceDiningDesc: string;
  experienceCelebrateTitle: string;
  experienceCelebrateDesc: string;
  experienceCorporateTitle: string;
  experienceCorporateDesc: string;
  modeTable: string;
  modeTableDesc: string;
  modeEvent: string;
  modeEventDesc: string;
  eventPickerTitle: string;
  eventPickerSubtitle: string;
  eventTypeOtherLabel: string;
  eventTypeOtherPlaceholder: string;
  eventTypeRequired: string;
  eventTypeOtherRequired: string;
  formSubtitleTable: string;
  formSubtitleEvent: string;
  whatsappEventLine: string;
  whatsappModeTable: string;
  whatsappModeEvent: string;
  whatsappGreeting: string;
  whatsappLabelName: string;
  whatsappLabelPhone: string;
  whatsappLabelEmail: string;
  whatsappLabelLocation: string;
  whatsappLabelDate: string;
  whatsappLabelTime: string;
  whatsappLabelGuests: string;
  whatsappLabelNotes: string;
  whatsappLabelPreOrder: string;
  whatsappPreOrderNone: string;
  whatsappPreOrderTotal: string;
  whatsappConfirmLine: string;
  whatsappThanksLine: string;
}

const COPY_EN: BookingEventsCopy = {
  heroBadge: 'Dine • Celebrate • Gather',
  heroTitle: 'Reserve a Table or Book Your Event',
  heroSubtitle:
    'From an intimate dinner for two to birthdays, weddings, engagements, and office celebrations — Shahi Kitchen sets the stage for unforgettable moments in Gothenburg.',
  experienceDiningTitle: 'Intimate Dining',
  experienceDiningDesc: 'Quiet tables, warm hospitality, and your favourite Shahi dishes.',
  experienceCelebrateTitle: 'Life Celebrations',
  experienceCelebrateDesc: 'Birthdays, engagements, weddings, anniversaries & milestones.',
  experienceCorporateTitle: 'Teams & Offices',
  experienceCorporateDesc: 'Lunches, farewells, team outings & corporate gatherings.',
  modeTable: 'Table Reservation',
  modeTableDesc: 'Book a table for dining',
  modeEvent: 'Private Event',
  modeEventDesc: 'Birthdays, weddings & more',
  eventPickerTitle: 'What are you celebrating?',
  eventPickerSubtitle: 'Choose your occasion — we tailor seating, menu ideas, and setup to your event.',
  eventTypeOtherLabel: 'Describe your celebration',
  eventTypeOtherPlaceholder: 'e.g. Engagement dinner, company awards night…',
  eventTypeRequired: 'Please select an event type.',
  eventTypeOtherRequired: 'Please describe your celebration.',
  formSubtitleTable: 'Tell us when you would like to dine with us.',
  formSubtitleEvent: 'Share your event details — our team will craft a memorable Shahi experience.',
  whatsappEventLine: 'Occasion',
  whatsappModeTable: 'Table reservation',
  whatsappModeEvent: 'Private event booking',
  whatsappGreeting: 'Hello Shahi Kitchen 👋',
  whatsappLabelName: 'Name',
  whatsappLabelPhone: 'Phone',
  whatsappLabelEmail: 'Email',
  whatsappLabelLocation: 'Location',
  whatsappLabelDate: 'Date',
  whatsappLabelTime: 'Time',
  whatsappLabelGuests: 'Guests',
  whatsappLabelNotes: 'Special Requests',
  whatsappLabelPreOrder: 'Pre-ordered items',
  whatsappPreOrderNone: 'None',
  whatsappPreOrderTotal: 'Pre-order total',
  whatsappConfirmLine: 'Please confirm availability and pre-order.',
  whatsappThanksLine: 'Thank you!',
};

const COPY_SV: BookingEventsCopy = {
  ...COPY_EN,
  heroBadge: 'Ät • Fira • Samla',
  heroTitle: 'Boka bord eller boka ditt evenemang',
  heroSubtitle:
    'Från en intim middag till födelsedagar, bröllop, förlovningar och kontorsfester — Shahi Kitchen skapar oförglömliga stunder i Göteborg.',
  experienceDiningTitle: 'Intim middag',
  experienceDiningDesc: 'Lugna bord, varm gästfrihet och dina Shahi-favoriter.',
  experienceCelebrateTitle: 'Livets firanden',
  experienceCelebrateDesc: 'Födelsedagar, förlovningar, bröllop, jubileum & milstolpar.',
  experienceCorporateTitle: 'Team & kontor',
  experienceCorporateDesc: 'Luncher, avsked, teamutflykter & företagssammankomster.',
  modeTable: 'Bordsbokning',
  modeTableDesc: 'Boka bord för middag',
  modeEvent: 'Privat evenemang',
  modeEventDesc: 'Födelsedagar, bröllop & mer',
  eventPickerTitle: 'Vad firar ni?',
  eventPickerSubtitle: 'Välj tillfälle — vi anpassar plats, menyidéer och upplägg till ert event.',
  eventTypeOtherLabel: 'Beskriv ert firande',
  eventTypeOtherPlaceholder: 't.ex. förlovningsmiddag, företagsgalan…',
  eventTypeRequired: 'Välj en typ av evenemang.',
  eventTypeOtherRequired: 'Beskriv ert firande.',
  formSubtitleTable: 'Berätta när ni vill äta hos oss.',
  formSubtitleEvent: 'Dela eventdetaljer — vårt team skapar en minnesvärd Shahi-upplevelse.',
  whatsappEventLine: 'Tillfälle',
  whatsappModeTable: 'Bordsbokning',
  whatsappModeEvent: 'Bokning av privat evenemang',
  whatsappGreeting: 'Hej Shahi Kitchen 👋',
  whatsappLabelName: 'Namn',
  whatsappLabelPhone: 'Telefon',
  whatsappLabelEmail: 'E-post',
  whatsappLabelLocation: 'Plats',
  whatsappLabelDate: 'Datum',
  whatsappLabelTime: 'Tid',
  whatsappLabelGuests: 'Gäster',
  whatsappLabelNotes: 'Särskilda önskemål',
  whatsappLabelPreOrder: 'Förbeställda rätter',
  whatsappPreOrderNone: 'Inga',
  whatsappPreOrderTotal: 'Förbeställning totalt',
  whatsappConfirmLine: 'Vänligen bekräfta tillgänglighet och förbeställning.',
  whatsappThanksLine: 'Tack!',
};

const COPY_LOCALIZED: Partial<Record<Language, BookingEventsCopy>> = {
  sv: COPY_SV,
};

export function getBookingEventsCopy(lang: Language): BookingEventsCopy {
  if (lang === 'en') return COPY_EN;
  return COPY_LOCALIZED[lang] ?? COPY_EN;
}

export function getEventTypeLabel(lang: Language, id: EventTypeId): string {
  if (lang === 'en') return EVENT_LABELS_EN[id];
  return LOCALIZED[lang]?.[id] ?? EVENT_LABELS_EN[id];
}

export function toBookingMessageCopy(
  copy: BookingEventsCopy,
  location: { askim: string; backaplan: string },
): BookingMessageCopy {
  return {
    askim: location.askim,
    backaplan: location.backaplan,
    modeTable: copy.whatsappModeTable,
    modeEvent: copy.whatsappModeEvent,
    eventLine: copy.whatsappEventLine,
    greeting: copy.whatsappGreeting,
    labelName: copy.whatsappLabelName,
    labelPhone: copy.whatsappLabelPhone,
    labelEmail: copy.whatsappLabelEmail,
    labelLocation: copy.whatsappLabelLocation,
    labelDate: copy.whatsappLabelDate,
    labelTime: copy.whatsappLabelTime,
    labelGuests: copy.whatsappLabelGuests,
    labelNotes: copy.whatsappLabelNotes,
    labelPreOrder: copy.whatsappLabelPreOrder,
    preOrderNone: copy.whatsappPreOrderNone,
    preOrderTotal: copy.whatsappPreOrderTotal,
    confirmLine: copy.whatsappConfirmLine,
    thanksLine: copy.whatsappThanksLine,
  };
}