<?php

namespace App\Classes\Modules\Exports\Services;

use App\Classes\Jobs\Commands\V2\CreateInvoiceTransactionV2CommandJob;
use App\Classes\ValueObjects\Constants\TransactionType;
use App\Classes\ValueObjects\Constants\ApprovalStatus;
use App\Models\Booking;
use Maatwebsite\Excel\Concerns\Exportable;
use Maatwebsite\Excel\Concerns\FromQuery;
use Maatwebsite\Excel\Concerns\ShouldAutoSize;
use Maatwebsite\Excel\Concerns\WithHeadingRow;
use Maatwebsite\Excel\Concerns\WithHeadings;
use Maatwebsite\Excel\Concerns\WithMapping;
use App\Classes\Modules\Bookings\Services\CalculatesBookingRefundAmount;
use App\Classes\Modules\Bookings\Services\CalculatesBookingRefundServiceCharge;
use App\Classes\ValueObjects\Constants\KVPKey;
use Carbon\Carbon;
use Illuminate\Support\Facades\Log;

class ExportsSalesInvoiceReport implements FromQuery, WithHeadings, WithHeadingRow, WithMapping, ShouldAutoSize
{
    use Exportable;

    protected $startDate;
    protected $endDate;

    public function __construct($startDate = null, $endDate = null) {
        $this->startDate = $startDate ? Carbon::parse($startDate)->startOfDay() : Carbon::now()->subMonths(1);
        $this->endDate = $endDate ? Carbon::parse($endDate)->endOfDay() : Carbon::now();
    }

    public function headings(): array
    {
        return [
            'DocNo',
            'DocDate',
            'DebtorCode',
            'Ref',
            'ShipInfo',
            'AccNo',
            'DetailDescription',
            'FurtherDescription',
            'Classification',
            'DeptNo',
            'Qty',
            'UnitPrice',
            'submiteinvoice',
            'ConsolidatedEinvoice',
        ];
    }

    /**
     * @return \Illuminate\Support\Collection|mixed
     */
    public function query()
    {
        // $query = Transaction::query();
        // $query->where('type', TransactionType::PAYMENT)->where('payment_method', '!=', PaymentMethodType::WALLET);
        // $query->whereIn('status', [ApprovalStatus::APPROVED, ApprovalStatus::COMPLETED]);
        // $query->whereHas('booking.transactions', function ($query) {
        //     $query->where('type', TransactionType::PURCHASE_ORDER)->complete();
        // });

        // return Booking::where('status', ApprovalStatus::COMPLETED)->whereBetween('created_at', [$this->startDate, $this->endDate]);

        $startDate = $this->startDate;
        $endDate = $this->endDate;
        return Booking::with([
            'company',
            'transactions.transactionDetails',
            'transactions.voucherRedemption',
            'transactions.voucherRedemption.voucher.campaign'
        ])
        // ->whereIn('status', [ApprovalStatus::COMPLETED])
        ->whereIn('invoice_status', [ApprovalStatus::APPROVED])
        ->whereHas('transactions', function ($query) use ($startDate, $endDate) {
            $query->payments()
            ->complete()
            ->whereBetween('created_at', [$startDate, $endDate])
            ->latest('created_at');
        });
    }

    public function getRecordCount(): int
    {
        return $this->query()->count();
    }

    /**
     * @param Booking $booking
     * @return array
     */
    public function map($booking): array
    {
        $records = [];
        $averageCurrencyRate = 0;
        $currencyId = 0;

        $purchaseOrder = $booking->transactions->where('type', TransactionType::PURCHASE_ORDER)->first();
        $company = $booking->company;

        if(!$purchaseOrder){
            return $records;
        }

        $lastPaymentTransaction = $booking->transactions
            ->where('type', TransactionType::PAYMENT)
            ->whereIn('status', [ApprovalStatus::APPROVED, ApprovalStatus::COMPLETED])
            ->sortByDesc('created_at')
            ->first();
        if(!$lastPaymentTransaction){
            return $records;
        }

        // $documentDate = $lastPaymentTransaction->created_at;
        $documentDate = Carbon::parse($lastPaymentTransaction->created_at);

        if ($documentDate < $this->startDate || $documentDate > $this->endDate) {
             return $records;
        }

        if($company->e_invoice === 1){
            $documentDate = $documentDate->copy()->endOfMonth();
        }

        $invoiceTransaction = $booking->transactions->where('type', TransactionType::INVOICE)->whereIn('status', [ApprovalStatus::APPROVED, ApprovalStatus::COMPLETED])->first();
        if(!$invoiceTransaction){
            Log::info('ExportsSalesInvoiceReport booking with NO invoice: ' . json_encode($booking));
            // CreateInvoiceTransactionV2CommandJob::dispatch($booking);
            return $records;
        }

        $currencyId = $booking->fix_currency_id;

        $subtotal = 0;
        $displayedSubtotal = 0;
        $totalPayment = 0;
        $averageCurrencyRate = $invoiceTransaction->currency_rate;
        $paymentSum = $booking->transactions
            ->where('type', TransactionType::PAYMENT)
            ->where('status', ApprovalStatus::COMPLETED)
            ->sum(function ($transaction) {
                return round($transaction->amount, 2);
            });
        if ($paymentSum){
            $averageCurrencyRate = $booking->transactions
            ->where('type', TransactionType::PAYMENT)
            ->where('status', ApprovalStatus::COMPLETED)
            ->sum(function ($transaction) {
                return $transaction->currency_rate;
            }) / $booking->transactions
            ->where('type', TransactionType::PAYMENT)
            ->where('status', ApprovalStatus::COMPLETED)
            ->count();

            // $refundedAmount = (App()->make(CalculatesBookingRefundAmount::class))->execute($booking, 1);
            // $refundedServiceCharge = (App()->make(CalculatesBookingRefundServiceCharge::class))->execute($booking, 1);

            // $totalPayment = $paymentSum - $refundedAmount - $refundedServiceCharge;

            $totalPayment = $paymentSum;
        }

        $formattedDocumentDate = Carbon::parse($documentDate)->format('m/d/Y');

        $docNo = '<<New>>';
        $firstItem = true;
        if($invoiceTransaction){
            $invoiceTransactionKVP = $invoiceTransaction->attributesKVP()->where('key', KVPKey::AUTOCOUNT_DOCNO_INVOICE)->first();
            if($invoiceTransactionKVP){
                $docNo = $invoiceTransactionKVP->value;
            }
            else {
                $bookingKVP = $booking->attributesKVP()->where('key', KVPKey::AUTOCOUNT_DOCNO_INVOICE)->first();
                $docNo = $bookingKVP ? $bookingKVP->value :'<<New>>';
            }
        }

        $transactionDetails = $purchaseOrder->transactionDetails;
        foreach ($transactionDetails as $detail) {
            $displayUnitPrice = 0;
            if($averageCurrencyRate && $currencyId){
                $exactUnitPrice = ($currencyId) === 1 ? $detail->price : bcdiv($detail->price, $averageCurrencyRate, 7);
                $displayUnitPrice = round($exactUnitPrice, 2);
                $itemTotal = bcmul($exactUnitPrice, $detail->quantity, 5);
                $displayedItemTotal = round(bcmul($displayUnitPrice, $detail->quantity, 7), 2);
                $displayedSubtotal = bcadd($displayedSubtotal, $displayedItemTotal, 2);
                $subtotal = bcadd($subtotal, $itemTotal, 5);
            }


            $records[] = [
                $firstItem ? $docNo : '',
                $formattedDocumentDate,
                $company->debtor,
                $invoiceTransaction->bill_no,
                $booking->marking,
                '500-0000',
                'PRODUCT NAME :',
                $detail->product_name,
                '022',
                'C',
                $detail->quantity,
                $displayUnitPrice ? number_format($displayUnitPrice, 2): 0,
                $firstItem ? 'T' : '',
                $firstItem ? ($company->e_invoice ? 'F' : 'T') : '',
            ];

            if($firstItem) {
                $firstItem = false;
            }
        }

        // Voucherify - Starts
        $voucherRedemption = $lastPaymentTransaction->voucherRedemption;
        if($voucherRedemption){
            $voucherDiscount = $voucherRedemption ? bcmul((string)$voucherRedemption->value, "-1", 2) : "0";
            $voucher = $voucherRedemption->voucher;
            $category = $voucher->campaign ? $voucher->campaign->category : null;
            $records[] = [
                '',
                $formattedDocumentDate,
                $company->debtor,
                $invoiceTransaction ? $invoiceTransaction->bill_no : '',
                $booking->marking,
                $category === 'Compensation Voucher' ? '952-0000' : '949-2000',
                'PRODUCT NAME :',
                $voucher->code,
                '022',
                'C',
                '1',
                $voucherDiscount ? number_format($voucherDiscount, 2): '0',
                '',
                ''
            ];
        }
        // Voucherify - Ends

        // Service Charge - Starts
        $serviceCharge = 0;
        if (!$totalPayment) {
            $serviceCharge = $invoiceTransaction->service_charge;
        }
        else {
            $serviceCharge = $booking->transactions
                ->where('type', TransactionType::PAYMENT)
                ->where('status', ApprovalStatus::COMPLETED)
                ->sum(function ($transaction) {
                    return $transaction->service_charge;
                });
        }

        $records[] = [
            '',
            $formattedDocumentDate,
            $company->debtor,
            $invoiceTransaction->bill_no,
            $booking->marking,
            '500-0000',
            'PRODUCT NAME :',
            'Service Charge',
            '022',
            'C',
            '1',
            $serviceCharge ? number_format($serviceCharge, 2): '0',
            '',
            '',
        ];
        // Service Charge - Ends

        // Adjustment - Starts
        $adjustment = 0;
        $voucherRedemption = $lastPaymentTransaction->voucherRedemption;
        $voucherDiscount = $voucherRedemption ? bcmul((string)$voucherRedemption->value, "-1", 2) : "0";

        $displayedSubtotal = is_numeric($displayedSubtotal) ? sprintf('%F', $displayedSubtotal) : '0';
        $serviceCharge = is_numeric($serviceCharge) ? sprintf('%F', $serviceCharge) : '0';
        $tax = is_numeric($invoiceTransaction->tax) ? sprintf('%F', $invoiceTransaction->tax) : '0';
        $voucherDiscount = is_numeric($voucherDiscount) ? sprintf('%F', $voucherDiscount) : '0';

        $displayedTotal = bcadd(
            bcadd(
                bcadd($displayedSubtotal, $serviceCharge, 5),
                $tax,
                5
            ),
            $voucherDiscount,
            5
        );

        $expectedTotal = bcadd(bcadd(bcadd($subtotal, $serviceCharge, 5), $invoiceTransaction->tax, 5), $voucherDiscount, 5);
        $adjustment = bcsub($expectedTotal, $displayedTotal, 5);

        if ($totalPayment) {
            $expectedTotal = $totalPayment;
            $adjustment = bcsub($expectedTotal, $displayedTotal, 5);
        }

        $records[] = [
            '',
            $formattedDocumentDate,
            $company->debtor,
            $invoiceTransaction->bill_no,
            $booking->marking,
            '500-0000',
            'PRODUCT NAME :',
            'Adjustment',
            '022',
            'C',
            '1',
            $adjustment ? number_format($adjustment, 2): '0',
            '',
            '',
        ];
        // Adjustment - Ends

        return $records;
    }
}