<?php

namespace App\Http\Controllers;

use App\Models\Payment;
use Illuminate\Http\Request;
use App\Models\Santri;
use App\Models\PaymentType;
use App\Models\DetailPayment;
use Inertia\Inertia;
use App\Services\cekDenda;
use App\Services\GenerateMonthlyBill;
use Illuminate\Support\Facades\DB;
use Exception;

class PaymentController extends Controller
{
    public function indexManualPayment(cekDenda $cekDenda, GenerateMonthlyBill $generateMonthlyBill)
    {
        $penalty = $cekDenda->applyPenalty();
        $bill = $generateMonthlyBill->generateAutoBill();

        $paymentType = PaymentType::pluck('payment_type');
        $nominal = PaymentType::pluck('nominal');

        $paymentPenalties = DetailPayment::with('paymentType')
            ->get()
            ->pluck('penalty', 'type_id');

        $santri = Santri::with([
            'payments.detailPayments.paymentType',
            'user'
        ])->get();

        return Inertia::render('list-admin/payment/ManualPayment', [
            'santri' => $santri,
            'penalty' => $penalty,
            'bill' => $bill,
            'fields' => [
                'nis' => 'text',
                'nama' => 'text',
                'status_santri' => 'text',
                'role_santri' => 'text',
                // 'total_penalty' => 'text',
                // 'amount_payment' => 'text',
                // 'nominal' => 'text',
                // 'payment_type' => 'select',
            ],
            'options' => [
                'payment_type' => $paymentType,
                'payment_nominal' => $nominal,
                'payment_penalty' => $paymentPenalties
            ]
        ]);
    }

    public function manualPayment(Request $request, $paymentId)
    {
        // $request->validate([
        //     'range' => 'required|integer|min:1',
        // ], [
        //     'range.required' => 'Jumlah bulan pembayaran harus diisi.',
        //     'range.integer' => 'Jumlah bulan pembayaran harus berupa angka.',
        //     'range.min' => 'Minimal pembayaran adalah 1 bulan.',
        // ]);

        try {
            DB::beginTransaction();
            $range = (int) $request->input('range');
            $payment = Payment::find($paymentId);

            $unpaidDetails = DetailPayment::where('payment_id', $paymentId)
                ->where('status', 'unpaid')
                ->orderBy('payment_year', 'asc')
                ->orderBy('payment_month', 'asc')
                ->get();

            $jumlahUnpaid = $unpaidDetails->count();
            $totalAmount = 0;

            if ($jumlahUnpaid >= $range) {
                foreach ($unpaidDetails->take($range) as $detail) {
                    $total = $detail->amount + $detail->penalty;
                    $detail->update([
                        'status' => 'paid'
                    ]);
                    $totalAmount += $total;
                }
            } else {
                foreach ($unpaidDetails as $detail) {
                    $total = $detail->amount + $detail->penalty;
                    $detail->update([
                        'status' => 'paid'
                    ]);

                    $totalAmount += $total;
                }

                $sisa = $range - $jumlahUnpaid;
                $latestUnpaid = $unpaidDetails->last();
                $bulanTerakhir = $latestUnpaid ? $latestUnpaid->payment_month : now()->month;
                $tahunTerakhir = $latestUnpaid ? $latestUnpaid->payment_year : now()->year;

                $typeId = $latestUnpaid ? $latestUnpaid->type_id : PaymentType::first()->id;
                $nominal = PaymentType::where('id', $typeId)->value('nominal');

                for ($i = 1; $i <= $sisa; $i++) {
                    $bulanTerakhir++;
                    if ($bulanTerakhir > 12) {
                        $bulanTerakhir = 1;
                        $tahunTerakhir++;
                    }

                    $penalty = 0;
                    $totalAmount += $nominal + $penalty;

                    DetailPayment::create([
                        'payment_id' => $paymentId,
                        'payment_month' => $bulanTerakhir,
                        'payment_year' => $tahunTerakhir,
                        'amount' => $nominal,
                        'penalty' => $penalty,
                        'status' => 'paid',
                        'type_id' => $typeId
                    ]);
                }
            }

            $payment->update([
                'amount_payment' => $totalAmount
            ]);
            DB::commit();

            // return redirect()->back()->with('success', 'Berhasil Melakukan Pembayaran');
            // return $request->all();
            return $payment;
        } catch (Exception $e) {
            DB::rollBack();
            // return redirect()->back()->with('error', $e->getMessage());
            return $e->getMessage();
        }
    }
}