'use client'

import { useEffect, useState } from 'react'
import { useParams, useRouter, notFound } from 'next/navigation'
import { getOrderDetail, updateSubmissionPayment, updateOrderStatus, updateOrder, deleteOrder, getSessionUser, getBalancesAsCreator } from '@/app/actions'
import { Card, CardContent } from '@/components/ui/card'
import { SummaryGenerator } from '@/components/SummaryGenerator'
import { Button, buttonVariants } from '@/components/ui/button'
import { Dialog, DialogContent, DialogTitle } from '@/components/ui/dialog'
import { cn } from '@/lib/utils'
import { Input } from '@/components/ui/input'
import { Label } from '@/components/ui/label'
import { Checkbox } from '@/components/ui/checkbox'
import { Select, SelectContent, SelectItem, SelectTrigger, SelectValue } from '@/components/ui/select'
import { format, isToday } from 'date-fns'
import { 
  Copy, 
  Loader2, 
  ArrowLeft, 
  Check, 
  Save, 
  Users, 
  Receipt,
  ToggleLeft,
  AlertCircle,
  Pencil,
  Sparkles,
  ShoppingBag,
  PlusCircle,
  MinusCircle,
  Trash2,
  AlertTriangle
} from 'lucide-react'
import { ShareButton } from '@/components/ShareButton'
import Link from 'next/link'

export default function OrderDetailPage() {
  const params = useParams()
  const router = useRouter()
  const orderId = params.id as string
  
  const [userId, setUserId] = useState<string | null>(null)
  const [order, setOrder] = useState<any>(null)
  const [loading, setLoading] = useState(true)
  const [balances, setBalances] = useState<any[]>([])
  const [copiedPerson, setCopiedPerson] = useState(false)
  const [copiedItem, setCopiedItem] = useState(false)
  const [updatingStatus, setUpdatingStatus] = useState(false)
  const [isEditOpen, setIsEditOpen] = useState(false)
  const [isDeleteOpen, setIsDeleteOpen] = useState(false)
  const [deleting, setDeleting] = useState(false)
  const [searchQuery, setSearchQuery] = useState('')

  useEffect(() => {
    const init = async () => {
      const user = await getSessionUser()
      if (user?.id) {
        setUserId(user.id)
      }
      if (orderId) loadOrder(user?.id)
    }
    init()
  }, [orderId])

  const loadOrder = async (currentUserId?: string) => {
    setLoading(true)
    const data = await getOrderDetail(orderId)
    setOrder(data)
    
    const idToUse = currentUserId || userId
    if (data && idToUse === data.creator_id) {
      const bals = await getBalancesAsCreator(idToUse)
      setBalances(bals)
    }
    
    setLoading(false)
  }

  const handleStatusChange = async (newStatus: string) => {
    if (!order) return
    setUpdatingStatus(true)
    const res = await updateOrderStatus(order.id, newStatus)
    if (res.success) {
      const data = await getOrderDetail(order.id)
      setOrder(data)
    }
    setUpdatingStatus(false)
  }

  const handleDelete = async () => {
    if (!order) return
    setDeleting(true)
    const res = await deleteOrder(order.id)
    if (res.success) {
      router.push('/my-orders')
    }
    setDeleting(false)
  }

  if (loading) {
    return (
      <div className="flex flex-col items-center justify-center min-h-[50vh] gap-3">
        <Loader2 className="animate-spin text-[#1B2CC1] w-8 h-8" />
        <span className="text-xs text-slate-500 font-semibold">Memuat rincian pesanan...</span>
      </div>
    )
  }

  if (!order) {
    notFound()
  }

  const isCreator = order.creator_id === userId
  const isClosed = order.status === 'CLOSE'
  const isDraft = order.status === 'DRAFT'
  const canDelete = isDraft || isClosed

  return (
    <div className="space-y-6 animate-in fade-in duration-500 pb-12">
      {/* Top Breadcrumb Header */}
      <div className="flex items-center gap-3">
        <Link 
          href="/my-orders" 
          className="p-2 rounded-xl bg-white dark:bg-slate-900 border border-slate-200 dark:border-slate-800 text-slate-600 hover:text-[#1B2CC1] hover:border-[#1B2CC1] transition-all shadow-sm"
        >
          <ArrowLeft className="w-4 h-4" />
        </Link>
        <div>
          <span className="text-xs font-semibold text-slate-400">Jasa Order Saya / Detail</span>
          <h2 className="text-xl font-black text-slate-900 dark:text-white tracking-tight">
            Rincian & Rekapitulasi PO
          </h2>
        </div>
      </div>

      {/* Edit Order Modal */}
      {isCreator && isEditOpen && (
        <Dialog open={isEditOpen} onOpenChange={setIsEditOpen}>
          <EditDetailOrderModal
            order={order}
            onClose={() => setIsEditOpen(false)}
            onSuccess={() => {
              setIsEditOpen(false)
              loadOrder()
            }}
          />
        </Dialog>
      )}

      {/* Delete Confirmation Modal */}
      {isCreator && isDeleteOpen && (
        <Dialog open={isDeleteOpen} onOpenChange={setIsDeleteOpen}>
          <DialogContent className="sm:max-w-[440px] p-0 overflow-hidden rounded-3xl border-slate-200/90 dark:border-slate-800 shadow-2xl">
            <div className="p-6 bg-red-50 dark:bg-red-950/30 border-b border-red-100 dark:border-red-900/50 flex items-center gap-3">
              <div className="w-10 h-10 rounded-xl bg-red-600 text-white flex items-center justify-center shrink-0 shadow-md shadow-red-600/20">
                <AlertTriangle className="w-5 h-5" />
              </div>
              <div>
                <DialogTitle className="text-lg font-black text-slate-900 dark:text-white">
                  Hapus Jasa PO Ini?
                </DialogTitle>
                <p className="text-xs text-slate-500 mt-0.5">
                  Tindakan ini permanen dan tidak dapat dibatalkan.
                </p>
              </div>
            </div>

            <div className="p-6 space-y-4 bg-white dark:bg-slate-900">
              <div className="p-3.5 rounded-xl bg-slate-50 dark:bg-slate-800/50 border border-slate-200/80 dark:border-slate-700 text-xs">
                <p className="font-bold text-slate-800 dark:text-slate-200 mb-1">{order.title}</p>
                <p className="text-slate-500 text-[11px]">
                  Status: <span className="font-bold text-slate-700 dark:text-slate-300">{order.status}</span> • {order.submissions.length} titipan pemesan
                </p>
              </div>

              <p className="text-xs text-slate-600 dark:text-slate-400 leading-relaxed">
                Seluruh data pesanan dan menu dalam PO ini akan dihapus. Anda akan dialihkan kembali ke daftar PO.
              </p>

              <div className="flex gap-2.5 pt-2">
                <Button
                  type="button"
                  variant="outline"
                  onClick={() => setIsDeleteOpen(false)}
                  disabled={deleting}
                  className="w-1/2 h-10 rounded-xl font-bold text-xs"
                >
                  Batal
                </Button>
                <Button
                  type="button"
                  onClick={handleDelete}
                  disabled={deleting}
                  className="w-1/2 h-10 rounded-xl bg-red-600 hover:bg-red-700 text-white font-bold text-xs shadow-md shadow-red-600/20 gap-1.5"
                >
                  {deleting ? <Loader2 className="w-3.5 h-3.5 animate-spin" /> : <Trash2 className="w-3.5 h-3.5" />}
                  <span>{deleting ? 'Menghapus...' : 'Ya, Hapus PO'}</span>
                </Button>
              </div>
            </div>
          </DialogContent>
        </Dialog>
      )}

      {/* Hero Overview Card */}
      <Card className="rounded-2xl border border-slate-200/80 dark:border-slate-800 bg-white dark:bg-slate-900 shadow-sm overflow-hidden mb-6">
        <div className="p-5 sm:p-6 flex flex-col md:flex-row justify-between items-start md:items-center gap-5 border-b border-slate-100 dark:border-slate-800">
          <div className="space-y-1.5 w-full md:w-auto">
            <div className="flex items-center gap-2 mb-2">
              <span className={cn(
                "inline-flex items-center px-2.5 py-0.5 rounded-md text-[10px] font-black tracking-wider uppercase",
                order.status === 'OPEN' ? 'bg-emerald-100 text-emerald-700 dark:bg-emerald-950/60 dark:text-emerald-400' :
                order.status === 'CLOSE' ? 'bg-rose-100 text-rose-700 dark:bg-rose-950/60 dark:text-rose-400' :
                'bg-slate-100 text-slate-700 dark:bg-slate-800 dark:text-slate-300'
              )}>
                {order.status}
              </span>
              <span className="text-xs text-slate-400 font-medium">
                {format(new Date(order.date), 'dd MMM yyyy')}
              </span>
              {order.allow_custom && (
                <div className="inline-flex items-center gap-1 text-[10px] font-semibold text-[#1B2CC1] bg-blue-50 dark:bg-blue-950/40 px-2 py-0.5 rounded-md">
                  <Sparkles className="w-3 h-3" /> Custom Item Aktif
                </div>
              )}
            </div>
            <h1 className="text-xl sm:text-2xl font-black text-slate-900 dark:text-white tracking-tight leading-tight">
              {order.title}
            </h1>
            {order.description && (
              <p className="text-sm text-slate-600 dark:text-slate-400 mt-1.5 font-medium leading-relaxed">
                {order.description}
              </p>
            )}
            <p className="text-xs text-slate-500 font-medium pt-0.5">
              Oleh <span className="text-slate-800 dark:text-slate-200 font-bold">{order.creator.name}</span>
            </p>
          </div>

          <div className="flex w-full md:w-auto items-center gap-3">
            <div className="flex-1 md:flex-none flex items-center justify-between gap-3 bg-slate-50 dark:bg-slate-800/40 p-3 rounded-xl border border-slate-100 dark:border-slate-700/50 min-w-[120px]">
              <div className="flex flex-col">
                <span className="text-[10px] font-bold text-slate-400 uppercase tracking-wider">Pemesan</span>
                <span className="text-lg font-black text-[#1B2CC1] dark:text-blue-400 leading-none mt-1">{order.submissions.length}</span>
              </div>
              <Users className="w-5 h-5 text-slate-300 dark:text-slate-600" />
            </div>
            
            <div className="flex-1 md:flex-none flex items-center justify-between gap-3 bg-slate-50 dark:bg-slate-800/40 p-3 rounded-xl border border-slate-100 dark:border-slate-700/50 min-w-[120px]">
              <div className="flex flex-col">
                <span className="text-[10px] font-bold text-slate-400 uppercase tracking-wider">Menu</span>
                <span className="text-lg font-black text-slate-700 dark:text-slate-300 leading-none mt-1">{order.available_items.length}</span>
              </div>
              <ShoppingBag className="w-5 h-5 text-slate-300 dark:text-slate-600" />
            </div>
          </div>
        </div>

        {/* Creator Control Toolbar (Status, Edit, Delete) */}
        {isCreator && (
          <div className="p-4 sm:px-8 flex flex-col sm:flex-row items-start sm:items-center justify-between gap-3">
            <div className="flex items-center gap-2">
              <ToggleLeft className="w-4 h-4 text-[#1B2CC1]" />
              <span className="text-xs font-bold text-slate-700 dark:text-slate-300">
                Aksi Creator PO:
              </span>
            </div>

            <div className="flex items-center gap-2 flex-wrap">
              {/* Edit Button (Available when not CLOSE and date is today) */}
              {!isClosed && isToday(new Date(order.date)) && (
                <Button
                  size="sm"
                  variant="outline"
                  onClick={() => setIsEditOpen(true)}
                  className="h-8.5 text-xs font-bold rounded-xl border-slate-200 dark:border-slate-700 text-[#1B2CC1] dark:text-blue-400 hover:bg-[#1B2CC1]/10 gap-1.5"
                >
                  <Pencil className="w-3.5 h-3.5" />
                  <span>Edit Info PO</span>
                </Button>
              )}

              {order.status === 'OPEN' && (
                <ShareButton 
                  orderId={order.id}
                  orderTitle={order.title}
                  className="h-8.5 text-xs font-bold rounded-xl border-slate-200 dark:border-slate-700 text-slate-700 dark:text-slate-300 gap-1.5"
                  showText={true}
                />
              )}

              {/* Status Change Buttons */}
              {order.status === 'DRAFT' && isToday(new Date(order.date)) && (
                <Button
                  size="sm"
                  onClick={() => handleStatusChange('OPEN')}
                  disabled={updatingStatus}
                  className="h-8.5 text-xs font-bold rounded-xl bg-emerald-600 hover:bg-emerald-700 text-white shadow-sm gap-1.5"
                >
                  {updatingStatus ? <Loader2 className="w-3.5 h-3.5 animate-spin" /> : null}
                  Buka PO (Jadikan OPEN)
                </Button>
              )}

              {order.status === 'OPEN' && (
                <Button
                  size="sm"
                  onClick={() => handleStatusChange('CLOSE')}
                  disabled={updatingStatus}
                  className="h-8.5 text-xs font-bold rounded-xl bg-rose-600 hover:bg-rose-700 text-white shadow-sm gap-1.5"
                >
                  {updatingStatus ? <Loader2 className="w-3.5 h-3.5 animate-spin" /> : null}
                  Tutup PO (Jadikan CLOSE)
                </Button>
              )}

              {order.status === 'CLOSE' && isToday(new Date(order.date)) && (
                <Button
                  size="sm"
                  onClick={() => handleStatusChange('OPEN')}
                  disabled={updatingStatus}
                  className="h-8.5 text-xs font-bold rounded-xl bg-emerald-600 hover:bg-emerald-700 text-white shadow-sm gap-1.5"
                >
                  {updatingStatus ? <Loader2 className="w-3.5 h-3.5 animate-spin" /> : null}
                  Buka Kembali PO (Jadikan OPEN)
                </Button>
              )}

              {/* Delete Button (Available when DRAFT or CLOSE) */}
              {canDelete && (
                <Button
                  size="sm"
                  variant="outline"
                  onClick={() => setIsDeleteOpen(true)}
                  className="h-8.5 text-xs font-bold rounded-xl border-red-200 dark:border-red-900/60 text-red-600 hover:bg-red-50 dark:hover:bg-red-950/30 gap-1.5"
                >
                  <Trash2 className="w-3.5 h-3.5" />
                  <span>Hapus PO</span>
                </Button>
              )}
            </div>
          </div>
        )}
      </Card>

      <div className="grid grid-cols-1 lg:grid-cols-3 gap-6">
        {/* Left 2 Cols: Submissions & Billing */}
        <div className="lg:col-span-2 space-y-4">
          <div className="flex flex-col sm:flex-row items-start sm:items-center justify-between px-1 gap-4">
            <h3 className="text-lg font-black text-slate-900 dark:text-white flex items-center gap-2">
              <Users className="w-5 h-5 text-[#1B2CC1]" />
              <span>Daftar Titipan Pemesan ({order.submissions.length})</span>
            </h3>
            <div className="flex items-center gap-2 w-full sm:w-auto">
              {isCreator && !isClosed && (
                <span className="hidden md:flex text-xs text-rose-700 dark:text-rose-400 font-medium bg-rose-50 dark:bg-rose-950/50 px-2.5 py-1 rounded-lg border border-rose-200/60 items-center gap-1 shrink-0">
                  <AlertCircle className="w-3.5 h-3.5" /> Ubah status ke CLOSE untuk mengatur tagihan
                </span>
              )}
              <div className="relative w-full sm:w-48 shrink-0">
                <div className="absolute inset-y-0 left-0 pl-2.5 flex items-center pointer-events-none">
                  <svg className="h-3.5 w-3.5 text-slate-400" xmlns="http://www.w3.org/2000/svg" viewBox="0 0 20 20" fill="currentColor">
                    <path fillRule="evenodd" d="M8 4a4 4 0 100 8 4 4 0 000-8zM2 8a6 6 0 1110.89 3.476l4.817 4.817a1 1 0 01-1.414 1.414l-4.816-4.816A6 6 0 012 8z" clipRule="evenodd" />
                  </svg>
                </div>
                <Input 
                  type="text"
                  placeholder="Cari nama pemesan..."
                  value={searchQuery}
                  onChange={(e) => setSearchQuery(e.target.value)}
                  className="pl-8 h-9 w-full rounded-lg border-slate-200 dark:border-slate-800 bg-white dark:bg-slate-900 focus-visible:ring-[#1B2CC1] text-xs"
                />
              </div>
            </div>
          </div>

          {order.submissions.length === 0 ? (
            <div className="text-center p-12 rounded-3xl border-2 border-dashed border-slate-200 dark:border-slate-800 bg-white dark:bg-slate-900 shadow-sm">
              <p className="text-xs text-slate-500 font-medium">Belum ada orang yang menitip pada PO ini.</p>
            </div>
          ) : (
            <div className="space-y-4">
              {(() => {
                const filteredSubmissions = order.submissions.filter((sub: any) =>
                  sub.user.name.toLowerCase().includes(searchQuery.toLowerCase())
                )
                
                if (filteredSubmissions.length === 0) {
                  return (
                    <div className="text-center py-8 rounded-2xl border border-slate-200 dark:border-slate-800 bg-white dark:bg-slate-900">
                      <p className="text-xs text-slate-500 font-medium">Tidak ada pemesan yang cocok dengan pencarian.</p>
                    </div>
                  )
                }
                
                return filteredSubmissions.map((sub: any) => {
                  const userBalance = balances.find(b => b.user.id === sub.user.id)?.amount || 0
                  return (
                    <SubmissionRow 
                      key={sub.id} 
                      sub={sub} 
                      isCreator={isCreator} 
                      isClosed={isClosed} 
                      currentBalance={userBalance}
                      onUpdate={() => loadOrder(userId || undefined)} 
                    />
                  )
                })
              })()}
            </div>
          )}
        </div>
        
        {/* Right 1 Col: Summary Generators */}
        <SummaryGenerator order={order} />
      </div>
    </div>
  )
}

function SubmissionRow({ 
  sub, 
  isCreator, 
  isClosed, 
  currentBalance,
  onUpdate 
}: { 
  sub: any
  isCreator: boolean
  isClosed: boolean
  currentBalance?: number
  onUpdate: () => void 
}) {
  const [bill, setBill] = useState(sub.bill ?? '')
  const [paidAmount, setPaidAmount] = useState(sub.paid_amount ?? '')
  const [status, setStatus] = useState(sub.payment_status || 'BELUM_BAYAR')
  const [saving, setSaving] = useState(false)

  // Sync state when props change after save
  useEffect(() => {
    setBill(sub.bill ?? '')
    setPaidAmount(sub.paid_amount ?? '')
    setStatus(sub.payment_status || 'BELUM_BAYAR')
  }, [sub])

  const handleSave = async (overrideStatus?: string, overridePaid?: string | number) => {
    setSaving(true)
    const finalBill = bill !== '' ? parseInt(bill as string) : null
    let finalStatus = overrideStatus || status
    
    let finalPaid: number | null = null
    if (overridePaid !== undefined) {
      finalPaid = overridePaid !== '' ? parseInt(overridePaid as string) : null
    } else {
      finalPaid = paidAmount !== '' ? parseInt(paidAmount as string) : null
    }

    // AUTO-LUNAS LOGIC: Jika Uang Diterima >= Tagihan, otomatis set jadi LUNAS
    if (finalPaid !== null && finalBill !== null && finalPaid >= finalBill && finalBill > 0) {
      finalStatus = 'LUNAS'
      setStatus('LUNAS')
    }

    const res = await updateSubmissionPayment(sub.id, finalBill, finalStatus, finalPaid)
    
    // Tampilkan pesan error jika gagal (contoh: Prisma error)
    if (res && res.error) {
      alert("Gagal menyimpan: " + res.error + "\n\nPastikan Anda sudah me-restart server (npm run dev) jika baru ada perubahan database.")
    }

    onUpdate()
    setSaving(false)
  }

  const handleUseBalance = () => {
    setPaidAmount('0')
    setStatus('LUNAS')
    handleSave('LUNAS', '0')
  }

  const formatRupiah = (angka: number) => {
    return new Intl.NumberFormat('id-ID', { style: 'currency', currency: 'IDR', maximumFractionDigits: 0 }).format(angka)
  }

  return (
    <Card className="rounded-2xl border border-slate-200/90 dark:border-slate-800 bg-white dark:bg-slate-900 shadow-sm overflow-hidden hover:border-[#1B2CC1]/30 transition-all">
      <div className="p-4 flex flex-col md:flex-row gap-4 items-start md:items-stretch">
        {/* Left: User & Order items */}
        <div className="flex-1 space-y-2 w-full flex flex-col justify-center">
          <div className="flex items-center gap-3">
            {sub.user.photo ? (
              <img src={sub.user.photo} alt={sub.user.name} className="w-9 h-9 rounded-full object-cover ring-2 ring-slate-100 dark:ring-slate-800" />
            ) : (
              <div className="w-9 h-9 rounded-full bg-[#1B2CC1]/10 text-[#1B2CC1] flex items-center justify-center font-bold text-sm ring-2 ring-slate-100 dark:ring-slate-800">
                {sub.user.name.charAt(0).toUpperCase()}
              </div>
            )}
            <div>
              <div className="flex items-center gap-2">
                <p className="font-bold text-slate-900 dark:text-white text-sm">{sub.user.name}</p>
                {currentBalance !== undefined && currentBalance !== 0 && (
                  <span className={cn("text-[9px] font-bold px-1.5 py-0.5 rounded-full", currentBalance > 0 ? "bg-emerald-50 text-emerald-700 border border-emerald-200" : "bg-rose-50 text-rose-700 border border-rose-200")}>
                    Saldo: {formatRupiah(currentBalance)}
                  </span>
                )}
              </div>
              <div className="flex items-center gap-2 mt-0.5">
                <span className={cn(
                  "inline-flex items-center px-2 py-0.5 rounded-full text-[10px] font-black",
                  sub.payment_status === 'LUNAS' 
                    ? 'bg-emerald-50 text-emerald-700 border border-emerald-200' 
                    : 'bg-rose-50 text-rose-700 border border-rose-200'
                )}>
                  {sub.payment_status === 'LUNAS' ? '● LUNAS' : '● BELUM BAYAR'}
                </span>
                {sub.bill && (
                  <span className="text-xs font-black text-slate-700 dark:text-slate-300">
                    {formatRupiah(sub.bill)}
                  </span>
                )}
              </div>
            </div>
          </div>

          <div className="bg-slate-50 dark:bg-slate-800/50 p-2.5 rounded-xl border border-slate-200/70 dark:border-slate-800 mt-2">
            <ul className="space-y-1 text-xs">
              {sub.items.map((item: any) => (
                <li key={item.id} className="flex justify-between items-center font-medium">
                  <span className="text-slate-700 dark:text-slate-300">
                    • {item.name} {item.is_custom && <span className="text-[10px] font-bold text-[#1B2CC1] bg-blue-50 dark:bg-blue-950 px-1.5 py-0.5 rounded ml-1">Custom</span>}
                  </span>
                  <span className="font-black text-slate-900 dark:text-white">{item.qty}x</span>
                </li>
              ))}
            </ul>
          </div>
        </div>

        {/* Right: Bill input if Creator */}
        {isCreator && (
          <div className="w-full md:w-[380px] border-t md:border-t-0 md:border-l pt-3 md:pt-0 md:pl-4 border-slate-200/80 dark:border-slate-800 space-y-2 shrink-0 flex flex-col justify-center">
            {isClosed ? (
              <>
                <div className="grid grid-cols-3 gap-2">
                  <div className="space-y-1">
                    <label className="text-[10px] font-bold uppercase tracking-wider text-slate-400 block mb-1">
                      Tagihan
                    </label>
                    <Input 
                      type="number" 
                      placeholder="Rp" 
                      value={bill} 
                      disabled={sub.payment_status === 'LUNAS'}
                      onChange={e => {
                        const val = e.target.value
                        setBill(val)
                        const pBill = val !== '' ? parseInt(val) : 0
                        const pPaid = paidAmount !== '' ? parseInt(paidAmount as string) : 0
                        if (val !== '' && pPaid >= pBill && pBill > 0) {
                          setStatus('LUNAS')
                        } else {
                          setStatus('BELUM_BAYAR')
                        }
                      }}
                      className="h-8 rounded-md font-bold text-xs"
                    />
                  </div>
                  <div className="space-y-1">
                    <label className="text-[10px] font-bold uppercase tracking-wider text-slate-400">
                      Diterima
                    </label>
                    <Input 
                      type="number" 
                      placeholder="Rp" 
                      value={paidAmount} 
                      disabled={sub.payment_status === 'LUNAS'}
                      onChange={e => {
                        const val = e.target.value
                        setPaidAmount(val)
                        const pBill = bill !== '' ? parseInt(bill as string) : 0
                        const pPaid = val !== '' ? parseInt(val) : 0
                        if (val !== '' && pPaid >= pBill && pBill > 0) {
                          setStatus('LUNAS')
                        } else {
                          setStatus('BELUM_BAYAR')
                        }
                      }}
                      className="h-8 rounded-md font-bold text-xs"
                    />
                  </div>
                  <div className="space-y-1">
                    <label className="text-[10px] font-bold uppercase tracking-wider text-slate-400">
                      Status
                    </label>
                    <Select value={status} onValueChange={setStatus} disabled={sub.payment_status === 'LUNAS'}>
                      <SelectTrigger className="h-8 rounded-md text-xs font-semibold px-2">
                        <SelectValue />
                      </SelectTrigger>
                      <SelectContent>
                        <SelectItem value="BELUM_BAYAR">Belum</SelectItem>
                        <SelectItem value="LUNAS">Lunas</SelectItem>
                      </SelectContent>
                    </Select>
                  </div>
                </div>
                
                <div className="flex gap-2 w-full mt-1">
                  {sub.payment_status !== 'LUNAS' ? (
                    <>
                      <Button 
                        size="sm" 
                        onClick={() => handleSave()} 
                        disabled={saving} 
                        className="flex-1 h-8 rounded-md bg-[#1B2CC1] hover:bg-[#15229E] text-white font-bold text-xs shadow-sm gap-1.5"
                      >
                        {saving ? <Loader2 className="w-3.5 h-3.5 animate-spin" /> : <><Save className="w-3.5 h-3.5" /> Simpan</>}
                      </Button>
                      
                      {currentBalance !== undefined && currentBalance > 0 && status !== 'LUNAS' && (
                        <Button
                          size="sm"
                          onClick={handleUseBalance}
                          disabled={saving || !bill}
                          variant="outline"
                          className="flex-1 h-8 rounded-md border-emerald-200 text-emerald-700 hover:bg-emerald-50 font-bold text-xs shadow-sm"
                          title={!bill ? "Isi nominal tagihan dulu" : "Potong saldo"}
                        >
                          Pakai Saldo
                        </Button>
                      )}
                    </>
                  ) : (
                    <div className="w-full bg-emerald-50 dark:bg-emerald-900/30 text-emerald-600 dark:text-emerald-400 border border-emerald-200 dark:border-emerald-800 rounded-md h-8 flex items-center justify-center text-xs font-bold gap-1.5 cursor-not-allowed opacity-80">
                      <Check className="w-4 h-4" /> Telah Lunas
                    </div>
                  )}
                </div>
              </>
            ) : (
              <div className="p-3 bg-slate-50 dark:bg-slate-800/40 rounded-xl text-center border border-dashed border-slate-200 dark:border-slate-800">
                <p className="text-[11px] text-slate-500 leading-tight">
                  Tagihan dapat diatur setelah status PO diubah menjadi <strong className="text-rose-600 dark:text-rose-400">CLOSE</strong> di atas.
                </p>
              </div>
            )}
          </div>
        )}
      </div>
    </Card>
  )
}

function EditDetailOrderModal({ order, onClose, onSuccess }: { order: any, onClose: () => void, onSuccess: () => void }) {
  const [title, setTitle] = useState(order.title || '')
  const [description, setDescription] = useState(order.description || '')
  const [allowCustom, setAllowCustom] = useState(order.allow_custom || false)
  const [items, setItems] = useState<Array<{ id: string, name: string, is_sold_out: boolean }>>(
    order.available_items?.length > 0 
      ? order.available_items.map((ai: any) => ({ id: ai.id, name: ai.name, is_sold_out: ai.is_sold_out || false }))
      : [{ id: '1', name: '', is_sold_out: false }]
  )
  const [loading, setLoading] = useState(false)
  const [error, setError] = useState('')

  const addItem = () => setItems([...items, { id: Math.random().toString(), name: '', is_sold_out: false }])
  const removeItem = (id: string) => setItems(items.filter(i => i.id !== id))
  const updateItem = (id: string, name: string) => setItems(items.map(i => i.id === id ? { ...i, name } : i))
  const toggleSoldOut = (id: string, is_sold_out: boolean) => setItems(items.map(i => i.id === id ? { ...i, is_sold_out } : i))

  const handleSubmit = async (e: React.FormEvent) => {
    e.preventDefault()
    setError('')
    
    if (!title.trim()) return setError('Judul PO wajib diisi.')
    
    const validItems = items.filter(i => i.name.trim()).map(i => ({ name: i.name.trim(), is_sold_out: i.is_sold_out }))
    if (!allowCustom && validItems.length === 0) {
      return setError('Wajib menambahkan minimal 1 menu pilihan jika tidak mengizinkan custom item.')
    }

    setLoading(true)
    
    const res = await updateOrder(order.id, {
      title: title.trim(),
      description: description.trim(),
      allow_custom: allowCustom,
      available_items: validItems
    })

    if (res.success) {
      onSuccess()
    } else {
      setError(res.error || 'Gagal memperbarui order.')
    }
    setLoading(false)
  }

  return (
    <DialogContent className="sm:max-w-[540px] p-0 overflow-hidden rounded-3xl border-slate-200/90 dark:border-slate-800 shadow-2xl max-h-[90vh] flex flex-col">
      <div className="bg-gradient-to-br from-[#1B2CC1] to-[#121E85] p-6 text-white">
        <span className="text-[11px] font-bold uppercase tracking-wider text-blue-200">Edit Jasa PO</span>
        <DialogTitle className="text-2xl font-black tracking-tight text-white mt-1">
          Edit Informasi PO
        </DialogTitle>
        <p className="text-xs text-blue-100 mt-1">
          Perbarui judul pesanan atau daftar menu yang dapat dipilih pemesan.
        </p>
      </div>

      <form onSubmit={handleSubmit} className="p-6 overflow-y-auto space-y-6 flex-1 bg-white dark:bg-slate-900">
        <div className="space-y-1.5">
          <Label htmlFor="detail-edit-title" className="text-xs font-bold uppercase tracking-wider text-slate-700 dark:text-slate-300">
            Judul PO <span className="text-red-500">*</span>
          </Label>
          <Input 
            id="detail-edit-title" 
            placeholder="Contoh: Titip Kopi Tuku Lebak Bulus" 
            value={title} 
            onChange={(e) => setTitle(e.target.value)}
            className="h-11 rounded-xl border-slate-200 dark:border-slate-800 focus-visible:ring-4 focus-visible:ring-[#1B2CC1]/15 focus-visible:border-[#1B2CC1]"
          />
        </div>
        
        <div className="space-y-1.5">
          <Label htmlFor="detail-edit-desc" className="text-xs font-bold uppercase tracking-wider text-slate-700 dark:text-slate-300">
            Deskripsi <span className="text-slate-400 font-normal lowercase">(opsional)</span>
          </Label>
          <Input 
            id="detail-edit-desc" 
            placeholder="Keterangan tambahan tentang PO ini" 
            value={description} 
            onChange={(e) => setDescription(e.target.value)}
            className="h-11 rounded-xl border-slate-200 dark:border-slate-800 focus-visible:ring-4 focus-visible:ring-[#1B2CC1]/15 focus-visible:border-[#1B2CC1]"
          />
        </div>
        
        {/* Custom Item Checkbox */}
        <div className="flex items-start space-x-3 p-4 rounded-xl border border-slate-200/80 dark:border-slate-800 bg-slate-50/70 dark:bg-slate-800/40">
          <Checkbox 
            id="detail-edit-allowCustom" 
            checked={allowCustom}
            onCheckedChange={(c) => setAllowCustom(c as boolean)}
            className="rounded-lg mt-0.5 data-[state=checked]:bg-[#1B2CC1] data-[state=checked]:border-[#1B2CC1]"
          />
          <div className="grid gap-0.5">
            <Label htmlFor="detail-edit-allowCustom" className="text-xs font-bold text-slate-800 dark:text-slate-200 cursor-pointer">
              Izinkan Item Custom / Kustom
            </Label>
            <p className="text-[11px] text-slate-500">
              Teman bisa menambahkan nama pesanan lain di luar daftar menu yang Anda buat.
            </p>
          </div>
        </div>

        {/* Dynamic Items List */}
        <div className="space-y-3">
          <div className="flex items-center justify-between">
            <Label className="text-xs font-bold uppercase tracking-wider text-slate-700 dark:text-slate-300">
              Daftar Menu Pilihan
            </Label>
            <Button 
              type="button" 
              variant="outline" 
              size="sm" 
              onClick={addItem} 
              className="h-8 text-xs font-bold rounded-lg border-dashed border-[#1B2CC1]/50 text-[#1B2CC1] hover:bg-[#1B2CC1]/10 gap-1.5"
            >
              <PlusCircle className="w-3.5 h-3.5" /> Tambah Baris
            </Button>
          </div>

          <div className="space-y-2.5">
            {items.map((item, index) => (
              <div key={item.id} className="flex gap-2 items-center p-2 rounded-xl border border-slate-200/90 dark:border-slate-800 bg-slate-50/50 dark:bg-slate-800/30">
                <span className="text-xs font-bold text-slate-400 w-5 text-center">{index + 1}.</span>
                <Input 
                  placeholder="Nama menu (mis: Es Kopi Susu Tetangga)" 
                  value={item.name} 
                  disabled={item.is_sold_out}
                  onChange={(e) => updateItem(item.id, e.target.value)}
                  className={cn(
                    "flex-1 h-9 rounded-lg bg-white dark:bg-slate-900 text-xs font-medium transition-all",
                    item.is_sold_out && "opacity-60 cursor-not-allowed line-through decoration-rose-500/50"
                  )}
                />
                <Button
                  type="button"
                  variant={item.is_sold_out ? "default" : "outline"}
                  size="sm"
                  onClick={() => toggleSoldOut(item.id, !item.is_sold_out)}
                  className={cn(
                    "h-9 px-3 rounded-lg text-xs font-bold transition-all whitespace-nowrap",
                    item.is_sold_out 
                      ? "bg-rose-600 hover:bg-rose-700 text-white border-rose-600" 
                      : "text-slate-500 hover:text-rose-600 hover:border-rose-300"
                  )}
                >
                  Sold Out
                </Button>
                <Button 
                  type="button" 
                  variant="ghost" 
                  size="icon" 
                  onClick={() => removeItem(item.id)} 
                  disabled={items.length === 1 && !allowCustom}
                  className="h-8 w-8 text-red-500 hover:text-red-700 hover:bg-red-50 dark:hover:bg-red-950/30 rounded-lg shrink-0"
                >
                  <MinusCircle className="h-4 w-4" />
                </Button>
              </div>
            ))}
          </div>
        </div>

        {error && (
          <div className="p-3 bg-red-50 dark:bg-red-950/30 border border-red-200 dark:border-red-900 rounded-xl text-xs text-red-600 dark:text-red-400 font-semibold">
            {error}
          </div>
        )}
        
        <div className="flex gap-2 pt-2">
          <Button 
            type="button" 
            variant="outline" 
            onClick={onClose}
            className="w-1/3 h-11 rounded-xl font-bold"
          >
            Batal
          </Button>
          <Button 
            type="submit" 
            disabled={loading} 
            className="flex-1 h-11 rounded-xl bg-[#1B2CC1] hover:bg-[#15229E] text-white font-bold shadow-md shadow-[#1B2CC1]/25"
          >
            {loading ? 'Menyimpan Perubahan...' : 'Simpan Perubahan PO'}
          </Button>
        </div>
      </form>
    </DialogContent>
  )
}