first commit

app/Export/PropertyCompetitorExport.php

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+<?php
+
+namespace App\Export;
+
+use Illuminate\Contracts\View\View;
+use Illuminate\Support\Facades\Input;
+use Maatwebsite\Excel\Concerns\FromArray;
+use Maatwebsite\Excel\Concerns\FromView;
+use Maatwebsite\Excel\Concerns\ShouldAutoSize;
+use Maatwebsite\Excel\Concerns\WithColumnFormatting;
+use Maatwebsite\Excel\Concerns\WithEvents;
+use Maatwebsite\Excel\Concerns\WithHeadings;
+use Maatwebsite\Excel\Concerns\WithMapping;
+use Maatwebsite\Excel\Events\AfterSheet;
+use PhpOffice\PhpSpreadsheet\Style\NumberFormat;
+
+class PropertyCompetitorExport implements FromArray, WithHeadings, ShouldAutoSize, WithEvents
+{
+    public function __construct($dataTableData = "")
+    {
+        $this->dataTableData = $dataTableData;
+    }
+
+    public function registerEvents(): array
+    {
+        return [
+            AfterSheet::class => function(AfterSheet $event) {
+                $cellRange = 'A1:Q1'; // All headers
+                $event->sheet->getDelegate()->getStyle($cellRange)->getFont()->setBold(true);
+                //$event->sheet->setAutoFilter($cellRange);
+                $event->sheet->setTitle('Property Competitor Export');
+            },
+        ];
+    }
+
+    public function headings(): array
+    {
+
+        $header = [
+            'Property'
+        ];
+
+        foreach ($this->dataTableData['date'] as $date) {
+            $header[] = $date;
+        }
+
+        $header[] = 'Currency';
+
+        return $header;
+    }
+
+    public function array(): array
+    {
+
+        $dataTableData = [];
+
+        foreach ($this->dataTableData['value'] as $propertyKey => $propertyValue) {
+
+            $dataTableData[$propertyKey] = [
+                'name' => $this->dataTableData['property'][$propertyKey]
+            ];
+
+            foreach ($propertyValue as $dateKey => $value) {
+                $dataTableData[$propertyKey][$dateKey] = $value['amount'];
+            }
+
+            $dataTableData[$propertyKey]['currency'] = $value['currency'];
+
+        }
+
+
+        return [$dataTableData];
+    }
+
+}