missing sample import files

app/Exports/Sales/Sheets/InvoiceTransactions.php

@@ -0,0 +1,73 @@
+<?php
+
+namespace App\Exports\Sales\Sheets;
+
+use App\Models\Banking\Transaction as Model;
+use Jenssegers\Date\Date;
+use Maatwebsite\Excel\Concerns\FromCollection;
+use Maatwebsite\Excel\Concerns\ShouldAutoSize;
+use Maatwebsite\Excel\Concerns\WithHeadings;
+use Maatwebsite\Excel\Concerns\WithMapping;
+use Maatwebsite\Excel\Concerns\WithTitle;
+
+class InvoiceTransactions implements FromCollection, ShouldAutoSize, WithHeadings, WithMapping, WithTitle
+{
+    public $invoice_ids;
+
+    public function __construct($invoice_ids = null)
+    {
+        $this->invoice_ids = $invoice_ids;
+    }
+
+    public function collection()
+    {
+        $model = Model::type('income')->isDocument()->usingSearchString(request('search'));
+
+        if (!empty($this->invoice_ids)) {
+            $model->whereIn('document_id', (array) $this->invoice_ids);
+        }
+
+        return $model->get();
+    }
+
+    public function map($model): array
+    {
+        return [
+            Date::parse($model->paid_at)->format('Y-m-d'),
+            $model->amount,
+            $model->currency_code,
+            $model->currency_rate,
+            $model->account_id,
+            $model->document_id,
+            $model->contact_id,
+            $model->category_id,
+            $model->description,
+            $model->payment_method,
+            $model->reference,
+            $model->reconciled,
+        ];
+    }
+
+    public function headings(): array
+    {
+        return [
+            'paid_at',
+            'amount',
+            'currency_code',
+            'currency_rate',
+            'account_id',
+            'document_id',
+            'contact_id',
+            'category_id',
+            'description',
+            'payment_method',
+            'reference',
+            'reconciled',
+        ];
+    }
+
+    public function title(): string
+    {
+        return 'invoice_transactions';
+    }
+}