'use client';

import { type DetailTab } from '@/components/shared/detail-layout';
import { Card, CardContent, CardHeader, CardTitle } from '@/components/ui/card';
import { TagBadge } from '@/components/shared/tag-badge';
import { BerthReservationsTab } from './berth-reservations-tab';

type BerthData = {
  id: string;
  mooringNumber: string;
  area: string | null;
  status: string;
  lengthFt: string | null;
  lengthM: string | null;
  widthFt: string | null;
  widthM: string | null;
  draftFt: string | null;
  draftM: string | null;
  widthIsMinimum: boolean | null;
  nominalBoatSize: string | null;
  nominalBoatSizeM: string | null;
  waterDepth: string | null;
  waterDepthM: string | null;
  waterDepthIsMinimum: boolean | null;
  sidePontoon: string | null;
  powerCapacity: string | null;
  voltage: string | null;
  mooringType: string | null;
  cleatType: string | null;
  cleatCapacity: string | null;
  bollardType: string | null;
  bollardCapacity: string | null;
  access: string | null;
  price: string | null;
  priceCurrency: string;
  bowFacing: string | null;
  berthApproved: boolean | null;
  tenureType: string;
  tenureYears: number | null;
  tenureStartDate: string | null;
  tenureEndDate: string | null;
  statusLastChangedReason: string | null;
  statusLastModified: string | null;
  tags: Array<{ id: string; name: string; color: string }>;
};

function SpecRow({ label, value }: { label: string; value: React.ReactNode }) {
  if (!value && value !== 0 && value !== false) return null;
  return (
    <div className="flex justify-between py-2 text-sm">
      <span className="text-muted-foreground">{label}</span>
      <span className="font-medium text-right max-w-[60%]">{value}</span>
    </div>
  );
}

function OverviewTab({ berth }: { berth: BerthData }) {
  const formatDim = (ft: string | null, m: string | null) => {
    const parts = [];
    if (ft) parts.push(`${ft} ft`);
    if (m) parts.push(`${m} m`);
    return parts.length > 0 ? parts.join(' / ') : null;
  };

  const price = berth.price
    ? new Intl.NumberFormat('en-US', {
        style: 'currency',
        currency: berth.priceCurrency || 'USD',
        maximumFractionDigits: 0,
      }).format(Number(berth.price))
    : null;

  return (
    <div className="grid grid-cols-1 md:grid-cols-2 gap-6">
      {/* Specifications */}
      <Card>
        <CardHeader className="pb-3">
          <CardTitle className="text-sm font-medium">Specifications</CardTitle>
        </CardHeader>
        <CardContent className="pt-0 divide-y">
          <SpecRow label="Length" value={formatDim(berth.lengthFt, berth.lengthM)} />
          <SpecRow
            label="Width"
            value={
              formatDim(berth.widthFt, berth.widthM)
                ? `${formatDim(berth.widthFt, berth.widthM)}${berth.widthIsMinimum ? ' (min)' : ''}`
                : null
            }
          />
          <SpecRow label="Draft" value={formatDim(berth.draftFt, berth.draftM)} />
          <SpecRow
            label="Nominal Boat Size"
            value={berth.nominalBoatSize || berth.nominalBoatSizeM}
          />
          <SpecRow
            label="Water Depth"
            value={
              berth.waterDepth || berth.waterDepthM
                ? `${formatDim(berth.waterDepth, berth.waterDepthM)}${berth.waterDepthIsMinimum ? ' (min)' : ''}`
                : null
            }
          />
          <SpecRow label="Mooring Type" value={berth.mooringType} />
          <SpecRow label="Side Pontoon" value={berth.sidePontoon} />
          <SpecRow label="Bow Facing" value={berth.bowFacing} />
          <SpecRow label="Access" value={berth.access} />
          <SpecRow label="Approved" value={berth.berthApproved ? 'Yes' : null} />
        </CardContent>
      </Card>

      {/* Infrastructure & Pricing */}
      <div className="space-y-6">
        <Card>
          <CardHeader className="pb-3">
            <CardTitle className="text-sm font-medium">Infrastructure</CardTitle>
          </CardHeader>
          <CardContent className="pt-0 divide-y">
            <SpecRow label="Power Capacity" value={berth.powerCapacity} />
            <SpecRow label="Voltage" value={berth.voltage} />
            <SpecRow label="Cleat Type" value={berth.cleatType} />
            <SpecRow label="Cleat Capacity" value={berth.cleatCapacity} />
            <SpecRow label="Bollard Type" value={berth.bollardType} />
            <SpecRow label="Bollard Capacity" value={berth.bollardCapacity} />
          </CardContent>
        </Card>

        <Card>
          <CardHeader className="pb-3">
            <CardTitle className="text-sm font-medium">Tenure & Pricing</CardTitle>
          </CardHeader>
          <CardContent className="pt-0 divide-y">
            <SpecRow
              label="Tenure Type"
              value={berth.tenureType === 'permanent' ? 'Permanent' : 'Fixed Term'}
            />
            {berth.tenureType === 'fixed_term' && (
              <>
                <SpecRow label="Years" value={berth.tenureYears} />
                <SpecRow label="Start Date" value={berth.tenureStartDate} />
                <SpecRow label="End Date" value={berth.tenureEndDate} />
              </>
            )}
            <SpecRow label="Price" value={price} />
          </CardContent>
        </Card>

        {berth.tags.length > 0 && (
          <Card>
            <CardHeader className="pb-3">
              <CardTitle className="text-sm font-medium">Tags</CardTitle>
            </CardHeader>
            <CardContent className="pt-0">
              <div className="flex flex-wrap gap-1.5">
                {berth.tags.map((tag) => (
                  <TagBadge key={tag.id} name={tag.name} color={tag.color} />
                ))}
              </div>
            </CardContent>
          </Card>
        )}
      </div>
    </div>
  );
}

function StubTab({ label }: { label: string }) {
  return (
    <div className="flex flex-col items-center justify-center rounded-lg border border-dashed p-12 text-center">
      <p className="text-muted-foreground">{label} coming soon</p>
    </div>
  );
}

export function buildBerthTabs(berth: BerthData): DetailTab[] {
  return [
    {
      id: 'overview',
      label: 'Overview',
      content: <OverviewTab berth={berth} />,
    },
    {
      id: 'interests',
      label: 'Interests',
      content: <StubTab label="Interests" />,
    },
    {
      id: 'reservations',
      label: 'Reservations',
      content: <BerthReservationsTab berthId={berth.id} />,
    },
    {
      id: 'waiting-list',
      label: 'Waiting List',
      content: <StubTab label="Waiting List" />,
    },
    {
      id: 'maintenance',
      label: 'Maintenance Log',
      content: <StubTab label="Maintenance Log" />,
    },
    {
      id: 'activity',
      label: 'Activity',
      content: <StubTab label="Activity" />,
    },
  ];
}