pds/app/Exports/ProductionNonPlanExport.php

<?php

namespace App\Exports;

use Maatwebsite\Excel\Concerns\FromCollection;
use Maatwebsite\Excel\Concerns\FromArray;
use Maatwebsite\Excel\Concerns\WithHeadings;
use Maatwebsite\Excel\Concerns\WithMapping;
use Maatwebsite\Excel\Concerns\WithCustomStartCell;
use Maatwebsite\Excel\Concerns\WithEvents;
use Maatwebsite\Excel\Events\AfterSheet;
use Illuminate\Support\Carbon;

class ProductionNonPlanExport implements FromArray, WithHeadings, WithMapping, WithCustomStartCell, WithEvents
{
    protected array $data;
    protected string $startDate;
    protected string $endDate;

    public function __construct(array $data, string $startDate, string $endDate)
    {
        $this->data = $data;
        $this->startDate = $startDate;
        $this->endDate = $endDate;
    }

    public function array(): array
    {
        return $this->data;
    }

    public function startCell(): string
    {
        // Headings start on row 2
        return 'A2';
    }

    public function headings(): array
    {
        $headings = [
            'Plant Name',
            'Line Name',
            'Item Code',
            'Category',
            'Non Planned Production',
        ];

        return $headings;
    }

    public function map($row): array
    {
        $mapped = [
            $row['plant_name'] ?? '',
            $row['line_name'] ?? '',
            $row['item_code'] ?? '',
            $row['item_category'] ?? '',
            $row['total_qty'] ?? '',
        ];
        return $mapped;
    }

    public function registerEvents(): array
    {
        return [
            AfterSheet::class => function (AfterSheet $event) {
                $sheet = $event->sheet->getDelegate();

                $start = Carbon::parse($this->startDate)
                    ->format('d-m-Y h:i:s A');

                $end = Carbon::parse($this->endDate)
                    ->format('d-m-Y h:i:s A');

                // First row: merge five columns
                $sheet->mergeCells('A1:E1');

                $sheet->setCellValue(
                    'A1',
                    "Report date from {$start} to {$end}"
                );

                // Style report title
                $sheet->getStyle('A1:E1')->applyFromArray([
                    'font' => [
                        'bold' => true,
                        'size' => 12,
                    ],
                    'alignment' => [
                        'horizontal' => \PhpOffice\PhpSpreadsheet\Style\Alignment::HORIZONTAL_CENTER,
                        'vertical' => \PhpOffice\PhpSpreadsheet\Style\Alignment::VERTICAL_CENTER,
                    ],
                ]);

                $sheet->getRowDimension(1)->setRowHeight(25);

                // Style headings
                $sheet->getStyle('A2:E2')->getFont()->setBold(true);
            },
        ];
    }
}