'use client';

import type { DetailTab } from '@/components/shared/detail-layout';
import { NotesList } from '@/components/shared/notes-list';
import { ClientYachtsTab } from '@/components/clients/client-yachts-tab';
import { ClientCompaniesTab } from '@/components/clients/client-companies-tab';
import { ClientReservationsTab } from '@/components/clients/client-reservations-tab';

interface ClientTabsOptions {
  clientId: string;
  currentUserId?: string;
  client: {
    fullName: string;
    nationality?: string | null;
    preferredContactMethod?: string | null;
    preferredLanguage?: string | null;
    timezone?: string | null;
    source?: string | null;
    sourceDetails?: string | null;
    contacts?: Array<{
      id: string;
      channel: string;
      value: string;
      label?: string | null;
      isPrimary: boolean;
    }>;
    yachts: Array<{
      id: string;
      name: string;
      hullNumber: string | null;
      registration: string | null;
      lengthFt: string | null;
      widthFt: string | null;
      status: string;
    }>;
    companies: Array<{
      membershipId: string;
      role: string;
      isPrimary: boolean;
      startDate: string | Date;
      company: {
        id: string;
        name: string;
        legalName: string | null;
        status: string;
      };
    }>;
    activeReservations: Array<{
      id: string;
      berthId: string;
      yachtId: string;
      startDate: string | Date;
      tenureType: string;
      status: string;
    }>;
    tags?: Array<{ id: string; name: string; color: string }>;
  };
}

function InfoRow({ label, value }: { label: string; value?: string | null }) {
  if (!value) return null;
  return (
    <div className="flex gap-2 py-1.5 border-b last:border-0">
      <dt className="w-40 shrink-0 text-sm text-muted-foreground">{label}</dt>
      <dd className="text-sm">{value}</dd>
    </div>
  );
}

function OverviewTab({ client }: { client: ClientTabsOptions['client'] }) {
  return (
    <div className="grid grid-cols-1 md:grid-cols-2 gap-6">
      {/* Personal Info */}
      <div className="space-y-1">
        <h3 className="text-sm font-medium mb-2">Personal Information</h3>
        <dl>
          <InfoRow label="Full Name" value={client.fullName} />
          <InfoRow label="Nationality" value={client.nationality} />
          <InfoRow label="Preferred Language" value={client.preferredLanguage} />
          <InfoRow label="Timezone" value={client.timezone} />
          <InfoRow label="Preferred Contact" value={client.preferredContactMethod} />
        </dl>
      </div>

      {/* Contacts */}
      <div className="space-y-1">
        <h3 className="text-sm font-medium mb-2">Contact Details</h3>
        {client.contacts && client.contacts.length > 0 ? (
          <div className="space-y-2">
            {client.contacts.map((c) => (
              <div
                key={c.id}
                className="flex items-center gap-2 p-2 rounded-lg border bg-muted/30 text-sm"
              >
                <span className="capitalize text-muted-foreground w-20 shrink-0">{c.channel}</span>
                <span className="flex-1">{c.value}</span>
                {c.label && (
                  <span className="text-xs text-muted-foreground capitalize">{c.label}</span>
                )}
                {c.isPrimary && <span className="text-xs font-medium text-primary">Primary</span>}
              </div>
            ))}
          </div>
        ) : (
          <p className="text-sm text-muted-foreground">No contacts added</p>
        )}
      </div>

      {/* Source */}
      {(client.source || client.sourceDetails) && (
        <div className="space-y-1">
          <h3 className="text-sm font-medium mb-2">Source</h3>
          <dl>
            <InfoRow label="Source" value={client.source} />
            <InfoRow label="Source Details" value={client.sourceDetails} />
          </dl>
        </div>
      )}

      {/* Tags */}
      {client.tags && client.tags.length > 0 && (
        <div className="space-y-1">
          <h3 className="text-sm font-medium mb-2">Tags</h3>
          <div className="flex flex-wrap gap-1">
            {client.tags.map((tag) => (
              <span
                key={tag.id}
                className="inline-block rounded-full px-2 py-0.5 text-xs font-medium"
                style={{ backgroundColor: `${tag.color}20`, color: tag.color }}
              >
                {tag.name}
              </span>
            ))}
          </div>
        </div>
      )}
    </div>
  );
}

export function getClientTabs({ clientId, currentUserId, client }: ClientTabsOptions): DetailTab[] {
  return [
    {
      id: 'overview',
      label: 'Overview',
      content: <OverviewTab client={client} />,
    },
    {
      id: 'yachts',
      label: 'Yachts',
      badge: client.yachts.length,
      content: <ClientYachtsTab clientId={clientId} yachts={client.yachts} />,
    },
    {
      id: 'companies',
      label: 'Companies',
      badge: client.companies.length,
      content: <ClientCompaniesTab clientId={clientId} companies={client.companies} />,
    },
    {
      id: 'reservations',
      label: 'Reservations',
      badge: client.activeReservations.length,
      content: (
        <ClientReservationsTab clientId={clientId} activeReservations={client.activeReservations} />
      ),
    },
    {
      id: 'interests',
      label: 'Interests',
      content: (
        <div className="text-center py-12 text-muted-foreground">
          <p>Interests will appear here once created.</p>
        </div>
      ),
    },
    {
      id: 'notes',
      label: 'Notes',
      content: <NotesList entityType="clients" entityId={clientId} currentUserId={currentUserId} />,
    },
    {
      id: 'files',
      label: 'Files',
      content: (
        <div className="text-center py-12 text-muted-foreground">
          <p>File attachments coming soon.</p>
        </div>
      ),
    },
    {
      id: 'activity',
      label: 'Activity',
      content: (
        <div className="text-center py-12 text-muted-foreground">
          <p>Activity log coming soon.</p>
        </div>
      ),
    },
  ];
}