import type { CreditKind, CreditSource, InactiveReason, ImportPlan } from './types';

export const KIND_LABEL: Record<CreditKind, string> = {
  CC: 'CC-Guthaben',
  REDESIGN_PAID: 'Redesign (bezahlt)',
  REDESIGN_KULANZ: 'Redesign (Kulanz)',
};

export const SOURCE_LABEL: Record<CreditSource, string> = {
  CC_PACKAGE: 'CC-Paket',
  REDESIGN_PACKAGE: 'Redesign-Paket',
  KULANZ: 'Kulanz',
  ADJUSTMENT: 'Korrektur',
  CONSUME: 'Verbrauch',
  REVERSAL: 'Storno',
};

export const REASON_LABEL: Record<InactiveReason, string> = {
  PLAYER_INACTIVITY: 'Spieler-Inaktivitaet',
  REWORKED: 'Redesignt',
  OTHER: 'Anderer Grund',
};

export const PLAN_LABEL: Record<ImportPlan, string> = {
  BOOK: 'Wird gebucht',
  CREATE_PLAYER_AND_BOOK: 'Spieler anlegen + buchen',
  SKIP_DUPLICATE: 'Uebersprungen: schon gebucht',
  SKIP_IGNORED: 'Uebersprungen: ignoriertes Produkt',
  SKIP_UNMAPPED: 'Uebersprungen: kein Mapping',
  SKIP_NO_PLAYER: 'Uebersprungen: Spieler unbekannt',
};

const dateFormat = new Intl.DateTimeFormat('de-DE', {
  day: '2-digit',
  month: '2-digit',
  year: 'numeric',
  hour: '2-digit',
  minute: '2-digit',
});

export function formatDate(value: string | null | undefined): string {
  if (!value) return '—';
  const parsed = new Date(value);
  return Number.isNaN(parsed.getTime()) ? '—' : dateFormat.format(parsed);
}

export function formatAmount(amount: number): string {
  return amount > 0 ? `+${amount}` : String(amount);
}