auditionadmin/app/Http/Controllers/PdfInvoiceController.php

<?php

namespace App\Http\Controllers;

use App\Models\School;
use App\Services\Invoice\InvoiceDataService;
use Codedge\Fpdf\Fpdf\Fpdf;
use Illuminate\Http\Request;

use function auditionSetting;

class PdfInvoiceController extends Controller
{
    protected $pdf;

    protected $margin = .3;

    protected $entriesPerPage = 45;

    protected $invoiceTitle;

    protected $paymentAddress;

    protected $school;

    protected $invoiceDataService;

    protected $invoiceData;

    /**
     * Handle the incoming request.
     */
    public function __construct(InvoiceDataService $invoiceDataService)
    {
        $this->invoiceDataService = $invoiceDataService;

        // Set up our PDF
        $this->pdf = new Fpdf('P', 'in', 'letter');
        $this->pdf->AliasNbPages();
        $this->pdf->SetMargins($this->margin, $this->margin);
        $this->pdf->SetAutoPageBreak(false);

    }

    public function __invoke(Request $request, School $school)
    {
        $this->school = $school;
        $this->invoiceData = $this->invoiceDataService->allData($school->id);
        $this->invoiceTitle = auditionSetting('auditionAbbreviation').' entry report for '.$this->school->name;
        $this->paymentAddress = auditionSetting('auditionName')."\n".
                                auditionSetting('payment_address')."\n".
                                auditionSetting('payment_city').',  '.auditionSetting('payment_state').' '.auditionSetting('payment_zip');

        $this->newInvoicePage();
        $this->itemizeEntries();
        $this->entryTotals();
        if (auditionSetting('school_fee') > 0) {
            $this->schoolFee(number_format(auditionSetting('school_fee') / 100, 2));
        }
        $this->grandTotal();
        $this->output();
        return redirect()->back();
    }

    protected function newInvoicePage()
    {
        $this->pdf->AddPage();
        $this->pdf->SetFont('Arial', 'B', 12);
        $this->pdf->cell(4, .3, $this->invoiceTitle, 0, 1);
        $this->pdf->SetFont('Arial', '', 9);
        $this->pdf->cell(4, .1, 'Reflects entries as of '.date('g:i A').' on '.date('F j, Y'), 0, 1);
        $this->pdf->cell(4, .15, 'Additional entries may result in additional charges');
        $this->pdf->setXY(-3, $this->margin + .45);
        $this->pdf->cell(0, 0, 'Page '.$this->pdf->PageNo().' of {nb}', 0, 0, 'R');
        $this->pdf->line($this->margin, .6 + $this->margin, 8.5 - $this->margin, .6 + $this->margin);
        $this->pdf->setXY($this->margin, $this->margin + .65);
        $this->pdf->SetFont('Arial', 'B', 9);
        $this->pdf->cell(0, .15, 'SEND PAYMENT TO:', 0, 1);
        $this->pdf->SetFont('Arial', '', 9);
        $this->pdf->MultiCell(0, .12, $this->paymentAddress);
        $this->pdf->setXY($this->margin, $this->margin + 1.4);

        $this->pdf->SetFont('Arial', 'B', 9);

        $this->pdf->Cell(2.1, .15, 'Student Name', 1);
        $this->pdf->Cell(2.1, .15, 'Instrument', 1);
        $this->pdf->Cell(1.7, .15, 'Entry Timestamp', 1);
        $this->pdf->Cell(1, .15, 'Entry Fee', 1);
        $this->pdf->Cell(1, .15, 'Late Fee', 1, 1);
        $this->pdf->SetFont('Arial', '', 9);
    }

    protected function itemizeEntries()
    {
        $entriesThisPage = 0;
        foreach ($this->invoiceData['lines'] as $line) {
            if ($entriesThisPage >= $this->entriesPerPage) {
                $this->newInvoicePage();
                $entriesThisPage = 0;
            }
            $this->pdf->Cell(2.1, .15, $line['student_name'], 1);
            $this->pdf->Cell(2.1, .15, $line['audition'], 1);
            $this->pdf->Cell(1.7, .15, $line['entry_timestamp'], 1);
            $this->pdf->Cell(1, .15, number_format($line['entry_fee'], 2), 1);
            $this->pdf->Cell(1, .15, number_format($line['late_fee'], 2), 1, 1);
            $entriesThisPage++;
        }
    }

    protected function entryTotals()
    {
        $this->pdf->SetFont('Arial', 'B', 9);
        $this->pdf->Cell(2.1, .3, '', 0);
        $this->pdf->Cell(2.1, .3, '', 0);
        $this->pdf->Cell(1.7, .3, 'TOTAL', 1);
        $this->pdf->Cell(1, .3, '$'.number_format($this->invoiceData['linesTotal'], 2), 1);
        $this->pdf->Cell(1, .3, '$'.number_format($this->invoiceData['lateFeesTotal'], 2), 1, 1);
    }

    protected function schoolFee($fee)
    {
        $this->pdf->Cell(2.1, .3, '', 0);
        $this->pdf->Cell(2.1, .3, '', 0);
        $this->pdf->Cell(1.7, .3, 'SCHOOL FEE', 1);
        $this->pdf->Cell(2, .3, '$'.$fee, 1, 1);
    }

    protected function grandTotal()
    {
        $this->pdf->Cell(2.1, .3, '', 0);
        $this->pdf->Cell(2.1, .3, '', 0);
        $this->pdf->Cell(1.7, .3, 'GRAND TOTAL', 1);
        $this->pdf->Cell(2, .3, '$'.number_format($this->invoiceData['grandTotal'], 2), 1);
    }

    public function output($dest = 'I', $name = null)
    {
        if (! $name) {
            $name = auditionSetting('auditionAbbreviation').' Invoice for '.$this->school->name.'.pdf';
            $this->pdf->Output($dest, $name);
        }
    }
}