Laundry Management Website (Part 15-Generate PDF Report Admin)

<style>
    table {
        font-family: arial, sans-serif;
        border-collapse: collapse;
        width:
            100%;
    }

    td,
    th {
        border: 1px solid #dddddd;
        text-align: left;
        padding: 8px;
    }

    tr:nth-child(even) {
        background-color: #dddddd;
    }
</style>
<div class="content-wrapper">
    <!-- Content Header (Page header) -->
    <section class="content-header">
        <div class="container-fluid">
            <div class="row mb-2">
                <div class="col-sm-6">
                    <h1><?= $header; ?></h1>
                </div>
                <div class="col-sm-6">
                    <ol class="breadcrumb float-sm-right">
                        <li class="breadcrumb-item"><a href="<?= base_url('admin/dashboard') ?>">Homepage</a></li>
                        <li class="breadcrumb-item active"><?= $header; ?></li>
                    </ol>
                </div>
            </div>
        </div><!-- /.container-fluid -->
    </section>

    <!-- Main content -->
    <section class="content">

        <!-- Default box Update -->
        <div class="card">
            <div class="card-header">
                <h3 class="card-title"><?= $cardtitle; ?></h3>

                <div class="card-tools">
                    <button type="button" class="btn btn-tool" data-card-widget="collapse" title="Collapse">
                        <i class="fas fa-minus"></i>
                    </button>
                </div>

            </div>
            <div class="card-body">
                <!-- type code here for generate report -->
            </div>
            <!-- /.card-body -->
            <div class="card-footer">
                Total Data
            </div>
            <!-- /.card-footer-->
        </div>
        <!-- /.card -->

    </section>
    <!-- /.content -->
</div>

<?php

namespace App\Controllers\Admin;

use App\Controllers\BaseController;

class Laporan extends BaseController
{
    public function index()
    {
        $data = [
            'title' => "Admin Laporan | My Laundry",
            'header' => "Data Laporan",
            'cardtitle' => "Tabel Rincian Laporan",
        ];

        $data['page'] = view('admin/v_laporan', $data);

        echo view("admin/v_homepage", $data);
    }

    public function generatePdf()
    {
        // paste code here for generate report
    }
}

<?php

namespace App\Libraries;

use TCPDF;

/**
 * Description of Pdf Library
 *
 * @author https://roytuts.com
 */
class PdfLibrary extends TCPDF
{

    function __construct()
    {
        parent::__construct();
    }

    //Page header
    public function Header()
    {
        // Set font
        $this->SetFont('helvetica', 'B', 20);
        // Title
        $this->SetX(55);
        $this->Cell(0, 2, 'Laporan Transaksi My Laundry', 0, 1, '', 0, '', 0);

        $style = array('width' => 0.50, 'cap' => 'butt', 'join' => 'miter', 'dash' => 0, 'color' => array(0, 0, 0));
        $this->Line(15, 18, 195, 18, $style);
    }

    // Page footer
    public function Footer()
    {
        // Position at 15 mm from bottom
        $this->SetY(-15);
        // Set font
        $this->SetFont('helvetica', 'I', 8);
        // Page number
        $this->Cell(0, 10, 'Page ' . $this->getAliasNumPage() . '/' . $this->getAliasNbPages(), 0, false, 'C', 0, '', 0, false, 'T', 'M');
    }
}

$pdf = new PdfLibrary(PDF_PAGE_ORIENTATION, PDF_UNIT, PDF_PAGE_FORMAT, true, 'UTF-8', false);

// set document information
$pdf->SetCreator(PDF_CREATOR);
$pdf->SetAuthor('https://instagram.com/ansdyi');
$pdf->SetTitle('My Laundry');
$pdf->SetSubject('Report generated using Codeigniter and TCPDF');
$pdf->SetKeywords('TCPDF, PDF, MySQL, Codeigniter');

// set default header data
$pdf->SetHeaderData(PDF_HEADER_LOGO, PDF_HEADER_LOGO_WIDTH, PDF_HEADER_TITLE, PDF_HEADER_STRING);

// set header and footer fonts
$pdf->setHeaderFont(array(PDF_FONT_NAME_MAIN, '', PDF_FONT_SIZE_MAIN));
$pdf->setFooterFont(array(PDF_FONT_NAME_DATA, '', PDF_FONT_SIZE_DATA));

// set default monospaced font
$pdf->SetDefaultMonospacedFont(PDF_FONT_MONOSPACED);

// set margins
$pdf->SetMargins(PDF_MARGIN_LEFT, PDF_MARGIN_TOP, PDF_MARGIN_RIGHT);
$pdf->SetHeaderMargin(PDF_MARGIN_HEADER);
$pdf->SetFooterMargin(PDF_MARGIN_FOOTER);

// set auto page breaks
$pdf->SetAutoPageBreak(TRUE, PDF_MARGIN_BOTTOM);

// set image scale factor
$pdf->setImageScale(PDF_IMAGE_SCALE_RATIO);

// set font
$pdf->SetFont('dejavusans', '', 8, '', true);

// ---------------------------------------------------------


//Generate HTML table data from MySQL - start
$table = new \CodeIgniter\View\Table();

$template = array(
'table_open' => '<table border="1" cellpadding="2" cellspacing="2">'
    );

$table->setTemplate($template);

$table->setHeading('Kode Invoice', 'Nama Pelanggan', 'Tanggal Bayar', 'Status Transaksi', 'Status Bayar');

$transaksi = $this->transaksi->getTransaksiByAllId()->getResult();


foreach ($transaksi as $item) :
$table->addRow($item->kode_invoice, $item->nama_pelanggan, $item->tgl_bayar, $item->status_transaksi, $item->status_bayar);
endforeach;

$html = $table->generate();
//Generate HTML table data from MySQL - end

// add a page
$pdf->AddPage();

// output the HTML content
$pdf->writeHTML($html, true, false, true, false, '');

// reset pointer to the last page
$pdf->lastPage();

//Close and output PDF document
$pdf->Output(md5(time()) . '.pdf', 'D');