'use client'

import { Card, CardContent, CardHeader, CardTitle } from '@/components/ui/card'
import {
  BarChart,
  Bar,
  XAxis,
  YAxis,
  Tooltip,
  ResponsiveContainer,
  CartesianGrid,
  Cell,
} from 'recharts'

export default function ReportCharts({
  type,
  data,
}: {
  type: 'SUBMITTOR' | 'CREATOR'
  data: any[]
}) {
  const formatRupiah = (value: number) => {
    return new Intl.NumberFormat('id-ID', {
      style: 'currency',
      currency: 'IDR',
      maximumFractionDigits: 0,
    }).format(value)
  }

  // Prepare chart data based on type
  let chartData: any[] = []

  if (type === 'SUBMITTOR') {
    chartData = [...data]
      .filter((sub) => sub.order.status === 'CLOSE')
      .sort((a, b) => new Date(a.order.date).getTime() - new Date(b.order.date).getTime()) // oldest → newest
      .map((sub) => {
        const bill = sub.bill || 0
        const paid =
          (sub.paid_amount ?? (sub.payment_status === 'LUNAS' ? bill : 0)) + (sub.saldo_used || 0)
        const unpaid = Math.max(0, bill - paid)
        return {
          name:
            sub.order.title.length > 15
              ? sub.order.title.substring(0, 15) + '...'
              : sub.order.title,
          fullTitle: sub.order.title,
          Total: bill,
          Paid: paid,
          Unpaid: unpaid,
          status: unpaid > 0 ? (paid > 0 ? 'SEBAGIAN' : 'BELUM BAYAR') : 'LUNAS',
        }
      })
  } else {
    chartData = [...data]
      .filter((order) => order.status === 'CLOSE')
      .sort((a, b) => new Date(a.date).getTime() - new Date(b.date).getTime()) // oldest → newest
      .map((order) => {
        const total = order.submissions.reduce((acc: number, sub: any) => acc + (sub.bill || 0), 0)
        return {
          name: order.title.length > 15 ? order.title.substring(0, 15) + '...' : order.title,
          fullTitle: order.title,
          Total: total,
          status: order.status,
        }
      })
  }

  // If no data to show
  if (chartData.length === 0) {
    return (
      <Card className="rounded-2xl border border-slate-200/90 bg-white shadow-sm dark:border-slate-800 dark:bg-slate-900">
        <CardContent className="p-12 text-center">
          <p className="text-xs font-medium text-slate-500">
            Belum ada data transaksi yang cukup untuk ditampilkan di grafik.
          </p>
        </CardContent>
      </Card>
    )
  }

  const CustomTooltip = ({ active, payload, label }: any) => {
    if (active && payload && payload.length) {
      const data = payload[0].payload
      return (
        <div className="rounded-xl border border-slate-200 bg-white p-3 shadow-lg dark:border-slate-800 dark:bg-slate-900">
          <p className="mb-1 text-xs font-bold text-slate-800 dark:text-slate-200">
            {data.fullTitle}
          </p>
          <p className="text-sm font-black text-[#1B2CC1]">Total: {formatRupiah(data.Total)}</p>
          {type === 'SUBMITTOR' && (
            <>
              <p className="mt-1 text-[11px] font-bold text-emerald-600">
                Dibayar: {formatRupiah(data.Paid)}
              </p>
              {data.Unpaid > 0 && (
                <p className="text-[11px] font-bold text-rose-600">
                  Kurang: {formatRupiah(data.Unpaid)}
                </p>
              )}
            </>
          )}
          <p className="mt-1 text-[10px] font-bold tracking-wider text-slate-500 uppercase">
            Status: {data.status}
          </p>
        </div>
      )
    }
    return null
  }

  return (
    <Card className="overflow-hidden rounded-2xl border border-slate-200/90 bg-white shadow-sm dark:border-slate-800 dark:bg-slate-900">
      <CardHeader className="border-b border-slate-100 bg-slate-50/50 p-4 dark:border-slate-800 dark:bg-slate-800/40">
        <CardTitle className="text-sm font-black text-slate-800 dark:text-slate-200">
          {type === 'SUBMITTOR' ? 'Grafik Pengeluaran per PO' : 'Grafik Omzet per PO'}
        </CardTitle>
      </CardHeader>
      <CardContent className="h-[300px] w-full p-4 sm:p-6">
        <ResponsiveContainer width="100%" height="100%">
          <BarChart data={chartData} margin={{ top: 10, right: 10, left: -20, bottom: 0 }}>
            <CartesianGrid strokeDasharray="3 3" vertical={false} stroke="#e2e8f0" />
            <XAxis
              dataKey="name"
              axisLine={false}
              tickLine={false}
              tick={{ fontSize: 10, fill: '#64748b' }}
              dy={10}
            />
            <YAxis
              axisLine={false}
              tickLine={false}
              tick={{ fontSize: 10, fill: '#64748b' }}
              tickFormatter={(value) => `Rp${value / 1000}k`}
            />
            <Tooltip cursor={{ fill: 'rgba(27, 44, 193, 0.05)' }} content={<CustomTooltip />} />
            {type === 'SUBMITTOR' ? (
              <>
                <Bar dataKey="Paid" stackId="a" fill="#10b981" />
                <Bar dataKey="Unpaid" stackId="a" fill="#f43f5e" radius={[4, 4, 0, 0]} />
              </>
            ) : (
              <Bar dataKey="Total" radius={[4, 4, 0, 0]} fill="#1B2CC1" />
            )}
          </BarChart>
        </ResponsiveContainer>
      </CardContent>
    </Card>
  )
}