opensourcepos/app/Controllers/Tax_codes.php

<?php

namespace App\Controllers;

use App\Models\Tax_code;
use Config\Services;

/**
 * @property tax_code tax_code
 */
class Tax_codes extends Secure_Controller
{
    private Tax_code $tax_code;

    public function __construct()
    {
        parent::__construct('tax_codes');

        $this->tax_code = model(Tax_code::class);
        helper('tax_helper');
    }


    /**
     * @return void
     */
    public function getIndex(): void
    {
         echo view('taxes/tax_codes', $this->get_data());
    }

    /**
     * @return array
     */
    public function get_data(): array
    {

        $data['table_headers'] = get_tax_code_table_headers();
        return $data;
    }

    /**
     * Returns tax_category table data rows. This will be called with AJAX.
     *
     * @return void
     */
    public function getSearch(): void
    {
        $search = $this->request->getGet('search');
        $limit  = $this->request->getGet('limit', FILTER_SANITIZE_NUMBER_INT);
        $offset = $this->request->getGet('offset', FILTER_SANITIZE_NUMBER_INT);
        $sort   = $this->request->getGet('sort', FILTER_SANITIZE_FULL_SPECIAL_CHARS);
        $order  = $this->request->getGet('order', FILTER_SANITIZE_FULL_SPECIAL_CHARS);

        $tax_codes = $this->tax_code->search($search, $limit, $offset, $sort, $order);
        $total_rows = $this->tax_code->get_found_rows($search);

        $data_rows = [];

        foreach($tax_codes->getResult() as $tax_code)
        {
            $data_rows[] = get_tax_code_data_row($tax_code);
        }

        echo json_encode (['total' => $total_rows, 'rows' => $data_rows]);
    }

    /**
     * @param int $row_id
     * @return void
     */
    public function getRow(int $row_id): void
    {
        $data_row = get_tax_code_data_row($this->tax_code->get_info($row_id));

        echo json_encode($data_row);
    }

    /**
     * @param int $tax_code_id
     * @return void
     */
    public function getView(int $tax_code_id = NEW_ENTRY): void
    {
        $data['tax_code_info'] = $this->tax_code->get_info($tax_code_id);

        echo view("taxes/tax_code_form", $data);
    }


    /**
     * @param int $tax_code_id
     * @return void
     */
    public function postSave(int $tax_code_id = NEW_ENTRY): void
    {
        $tax_code_data = [
            'tax_code' => $this->request->getPost('tax_code', FILTER_SANITIZE_FULL_SPECIAL_CHARS),
            'tax_code_name' => $this->request->getPost('tax_code_name', FILTER_SANITIZE_FULL_SPECIAL_CHARS),
            'city' => $this->request->getPost('city', FILTER_SANITIZE_FULL_SPECIAL_CHARS),
            'state' => $this->request->getPost('state', FILTER_SANITIZE_FULL_SPECIAL_CHARS)
        ];

        if($this->tax_code->save($tax_code_data))
        {
            if($tax_code_id == NEW_ENTRY)
            {
                echo json_encode ([
                    'success' => true,
                    'message' => lang('Tax_codes.successful_adding'),
                    'id' => $tax_code_data['tax_code_id']
                ]);
            }
            else
            {
                echo json_encode ([
                    'success' => true,
                    'message' => lang('Tax_codes.successful_updating'),
                    'id' => $tax_code_id
                ]);
            }
        }
        else
        {
            echo json_encode ([
                'success' => false,
                'message' => lang('Tax_codes.error_adding_updating') . ' ' . $tax_code_data['tax_code_id'],
                'id' => NEW_ENTRY
            ]);
        }
    }

    /**
     * @return void
     */
    public function postDelete(): void
    {
        $tax_codes_to_delete = $this->request->getPost('ids', FILTER_SANITIZE_NUMBER_INT);

        if($this->tax_code->delete_list($tax_codes_to_delete))
        {
            echo json_encode ([
                'success' => true,
                'message' => lang('Tax_codes.successful_deleted') . ' ' . count($tax_codes_to_delete) . ' ' . lang('Tax_codes.one_or_multiple')
            ]);
        }
        else
        {
            echo json_encode (['success' => false, 'message' => lang('Tax_codes.cannot_be_deleted')]);
        }
    }
}