import type { ClientView } from '@/lib/client-view';
import { Card } from '@/components/ui/card';
import { Badge } from '@/components/ui/badge';

interface PaymentStatusProps {
  accepted_total: string;
  payments: ClientView['payments'];
}

type PaymentStatusValue = 'da_saldare' | 'inviata' | 'saldato';

const statusConfig: Record<
  PaymentStatusValue,
  { label: string; badgeClass: string; dotClass: string }
> = {
  da_saldare: {
    label: 'Da Saldare',
    badgeClass: 'border-transparent bg-[#2563eb] text-white',
    dotClass: 'bg-[#2563eb]',
  },
  inviata: {
    label: 'Inviata',
    badgeClass: 'border-transparent bg-[#ca8a04] text-white',
    dotClass: 'bg-[#ca8a04]',
  },
  saldato: {
    label: 'Saldato',
    badgeClass: 'border-transparent bg-[#16a34a] text-white',
    dotClass: 'bg-[#16a34a]',
  },
};

export function PaymentStatus({ accepted_total, payments }: PaymentStatusProps) {
  const totalFormatted = parseFloat(accepted_total || '0').toLocaleString('it-IT', {
    style: 'currency',
    currency: 'EUR',
    minimumFractionDigits: 2,
    maximumFractionDigits: 2,
  });

  return (
    <Card className="rounded-lg border border-[#e5e5e5] bg-white shadow-none overflow-hidden">
      {/* Totale accettato — unico importo visibile al cliente (LOCKED) */}
      <div className="px-6 py-5 border-b border-[#e5e5e5] bg-[#f9f9f9]">
        <p className="text-xs font-semibold text-[#666666] uppercase tracking-wider mb-1">
          Totale Preventivo Accettato
        </p>
        <p className="text-3xl font-bold text-[#1a1a1a] tracking-tight">
          {totalFormatted}
        </p>
      </div>

      {/* Righe pagamento: solo etichetta + stato, MAI importo singolo */}
      <div className="px-6 py-4 space-y-3">
        {payments.length === 0 ? (
          <p className="text-sm text-[#999999] italic py-2">
            Nessun piano di pagamento configurato.
          </p>
        ) : (
          payments.map((payment) => {
            const status = payment.status as PaymentStatusValue;
            const config = statusConfig[status] ?? statusConfig.da_saldare;

            return (
              <div
                key={payment.id}
                className="flex items-center justify-between gap-4 py-2"
              >
                {/* Indicatore dot + etichetta */}
                <div className="flex items-center gap-2.5">
                  <span
                    className={`w-2 h-2 rounded-full shrink-0 ${config.dotClass}`}
                    aria-hidden="true"
                  />
                  <p className="text-sm font-medium text-[#1a1a1a]">
                    {payment.label}
                  </p>
                </div>

                {/* Badge stato — nessun importo */}
                <Badge className={`text-xs shrink-0 ${config.badgeClass}`}>
                  {config.label}
                </Badge>
              </div>
            );
          })
        )}
      </div>

      {/* Nota informativa */}
      <div className="px-6 py-3 border-t border-[#e5e5e5] bg-[#f9f9f9]">
        <p className="text-xs text-[#999999] italic">
          Per dettagli o domande sui pagamenti, contattaci direttamente.
        </p>
      </div>
    </Card>
  );
}