wticreatorstudio/Modules/StaffPayroll/Transformers/InvoiceResource.php

<?php

namespace Modules\StaffPayroll\Transformers;

use Illuminate\Database\Eloquent\Collection;
use Illuminate\Http\Resources\Json\JsonResource;
use Modules\StaffPayroll\Services\InvoiceAmountResponseService;
use Modules\StaffPayroll\Services\InvoiceService;

class InvoiceResource extends JsonResource
{
    /**
     * Transform the resource into an array.
     *
     * @param  \Illuminate\Http\Request
     * @return array
     */
    public function toArray($request)
    {
        
        $amount = $this->status == 'PAID' && $this->total_amount > 0 ? $this->total_amount : InvoiceAmountResponseService::amountString((new InvoiceService)->getInvoiceAmount($this->resource));

        $resource = [
            'id' => $this->id,
            'invoice_number' => $this->invoice_number,
            'issue_date' => $this->issue_date,
            'created_date' => $this->created_at,
            'user_id' => $this->user_id,
            'note' => $this->note,
            'terms' => $this->terms,
            'amount' => $amount,
            'status' => $this->status,
            'due_date' => $this->due_date,
            'discount_type' => $this->discount_type,
            'discount' => $this->discount,
            'user' => $this->whenLoaded('user'),
            'items' => InvoiceItemResource::collection($this->whenLoaded('items')),
            'payout' => $this->whenLoaded('payout'),
            'stamp' => $this->stamp,
            'month_stamp' => $this->month_stamp,
            'is_approved' => $this->is_approved,
            'reprocessed_items' => InvoiceItemResource::collection($this->whenLoaded('reprocessedItems'))
        ];

        return $resource;
    }
}