<?php

namespace App\Exports;

use Maatwebsite\Excel\Concerns\WithHeadings;
use Maatwebsite\Excel\Concerns\FromCollection;
use Maatwebsite\Excel\Concerns\WithTitle;
use Maatwebsite\Excel\Concerns\WithMapping;
use Maatwebsite\Excel\Concerns\WithStyles;
use PhpOffice\PhpSpreadsheet\Worksheet\Worksheet;
use Maatwebsite\Excel\Concerns\WithCustomStartCell;
use Maatwebsite\Excel\Concerns\WithColumnFormatting;
use PhpOffice\PhpSpreadsheet\Style\NumberFormat;
use PhpOffice\PhpSpreadsheet\Style\Border;
use PhpOffice\PhpSpreadsheet\Style\Alignment;

class SAExportAudit implements FromCollection, WithHeadings, WithTitle, WithMapping, WithStyles, WithCustomStartCell, WithColumnFormatting
{
    protected $stokaudit;
    protected $jenisLaporan;
    protected $tebus_date;
    protected $namacaw;

    public function __construct($stokaudit, $jenisLaporan = 'LAPORAN STOK AUDIT', $tebus_date, $namacaw)
    {
        $this->stokaudit = $stokaudit;
        $this->jenisLaporan = strtoupper($jenisLaporan);
        $this->tebus_date = $tebus_date;
        $this->namacaw = $namacaw;
    }

    public function collection()
    {
        $data = collect($this->stokaudit);

        $totals = [
            'No Rujukan' => 'TOTAL',
            'No KP' => '',
            'Marhun' => '',
            'Tempoh' => '',
            'Berat (g)' => $data->sum(fn($row) => floatval($row['Berat (g)'] ?? 0)),
            'Nilai Marhun' => $data->sum(fn($row) => floatval($row['Nilai Marhun'] ?? 0)),
            'Pinjaman' => $data->sum(fn($row) => floatval($row['Pinjaman'] ?? 0)),
            'Baki Pinjaman' => $data->sum(fn($row) => floatval($row['Baki Pinjaman'] ?? 0)),
        ];

        $data->push($totals);

        return $data;
    }

    public function headings(): array
    {
        return [
            ['LAPORAN STOK AUDIT'],
            ["CAWANGAN:", $this->namacaw],
            ["TARIKH:", $this->tebus_date],
            [],
            [
                'BIL',
                'NORUJUKAN',
                'NO KP',
                'MARHUN',
                'BERAT (G)',
                'BERAT AUDIT',
                'NILAI MARHUN (RM)',
                'PINJAMAN (RM)',
                'BAKI PINJAMAN (RM)',
                'TEMPOH',
                'CATATAN'
            ]
        ];
    }

    public function startCell(): string
    {
        return 'A1';
    }

    public function map($row): array
    {
        static $counter = 1;

        if (($row['No Rujukan'] ?? '') === 'TOTAL') {
            return [
                '',
                'JUMLAH',
                '',
                '',
                $row['Berat (g)'] ?? 0,
                '',
                $row['Nilai Marhun'] ?? 0,
                $row['Pinjaman'] ?? 0,
                $row['Baki Pinjaman'] ?? 0,
                '',
                '',
            ];
        }

        return [
            $row['Bil'] ?? $counter++,
            $row['No Rujukan'] ?? '',
            isset($row['No KP']) ? "'" . $row['No KP'] : '',
            $row['Marhun'] ?? '',
            $row['Berat (g)'] ?? 0,
            '',
            $row['Nilai Marhun'] ?? 0,
            $row['Pinjaman'] ?? 0,
            $row['Baki Pinjaman'] ?? 0,
            $row['Tempoh'] ?? '',
            '',
        ];
    }

    public function title(): string
    {
        return $this->jenisLaporan;
    }

    public function styles(Worksheet $sheet)
    {
        $sheet->mergeCells('A1:K1');
        $sheet->getStyle('A1')->getFont()->setBold(true)->setSize(16);
        $sheet->getStyle('A1')->getAlignment()->setHorizontal(Alignment::HORIZONTAL_CENTER);

        $sheet->getStyle('A5:K5')->getFont()->setBold(true);

        $lastRow = $sheet->getHighestRow();
        $lastCol = 'K';

        // Border untuk semua data
        $sheet->getStyle("A5:{$lastCol}{$lastRow}")
            ->getBorders()
            ->getAllBorders()
            ->setBorderStyle(Border::BORDER_THIN);

        // Bold TOTAL row
        $sheet->getStyle("A{$lastRow}:{$lastCol}{$lastRow}")->getFont()->setBold(true);

        // Align center untuk column tertentu
        $sheet->getStyle("A5:A{$lastRow}")->getAlignment()->setHorizontal(Alignment::HORIZONTAL_CENTER);
        $sheet->getStyle("B5:B{$lastRow}")->getAlignment()->setHorizontal(Alignment::HORIZONTAL_CENTER);
        $sheet->getStyle("C5:C{$lastRow}")->getAlignment()->setHorizontal(Alignment::HORIZONTAL_CENTER);
        $sheet->getStyle("D5:D{$lastRow}")->getAlignment()->setHorizontal(Alignment::HORIZONTAL_CENTER);

        // Wrap text untuk semua column
        $sheet->getStyle("A5:{$lastCol}{$lastRow}")->getAlignment()->setWrapText(true);

        // Auto-fit semua column kecuali Marhun
        foreach (range('A', $lastCol) as $col) {
            if ($col !== 'D') { // skip Marhun
                $sheet->getColumnDimension($col)->setAutoSize(true);
            }
        }

        // Untuk column Marhun (D), kita boleh set width minimum supaya tak terlalu besar
        $sheet->getColumnDimension('D')->setWidth(18); // boleh adjust ikut perlu

        return [];
    }

    public function columnWidths(): array
    {
        return [
            'A' => 5,
            'B' => 20,
            'C' => 18,
            'D' => 18,
            'E' => 12,
            'F' => 15,
            'G' => 18,
            'H' => 18,
            'I' => 18,
            'J' => 12,
            'K' => 15,
        ];
    }

    public function columnFormats(): array
    {
        return [
            'E' => NumberFormat::FORMAT_NUMBER_COMMA_SEPARATED1,
            'F' => NumberFormat::FORMAT_NUMBER_COMMA_SEPARATED1,
            'G' => NumberFormat::FORMAT_NUMBER_COMMA_SEPARATED1,
            'H' => NumberFormat::FORMAT_NUMBER_COMMA_SEPARATED1,
            'I' => NumberFormat::FORMAT_NUMBER_COMMA_SEPARATED1,
        ];
    }
}