dbms/app/Services/CommonService.php

<?php

namespace App\Services;

use CodeIgniter\HTTP\IncomingRequest;

abstract class CommonService
{
    private $_serviceDatas = [];
    private $_model = null;
    public function __construct() {}
    abstract public function getModelClass(): string;
    abstract public function getEntityClass(): string;

    final public function __get($name)
    {
        if (!array_key_exists($name, $this->_serviceDatas)) {
            return null;
        }
        return $this->_serviceDatas[$name];
    }
    final public function __set($name, $value): void
    {
        $this->_serviceDatas[$name] = $value;
    }

    final public function getModel(): mixed
    {
        if ($this->_model === null) {
            $modelClass = $this->getModelClass();
            $this->_model = new $modelClass();
            // $this->_model->setDebug(true);
        }
        return $this->_model;
    }
    final public function getEntity(): mixed
    {
        $result = $this->getModel()->get();
        if (!$result) { //결과값이 없으면 null
            return $result;
        }
        $entityClass = $this->getEntityClass();
        return new $entityClass($result);
    }
    final public function getEntities(): array
    {
        $entitys = [];
        foreach ($this->getModel()->getAll() as $result) {
            $entityClass = $this->getEntityClass();
            $entity = new $entityClass($result);
            $pairField = $this->getModel()->getPairField();
            // echo "pairField:" . $pairField . "<BR>";
            $entitys[$entity->$pairField] = $entity;
        }
        return $entitys;
    } // 
    final public function getCount(string $select = "COUNT(*) as cnt", string $column = 'cnt'): int
    {
        return $this->getModel()->count($select, $column)->countAllResults();
    }
    //List 조건절 처리
    private function setConditionForList(IncomingRequest $request, array $filter_fields): void
    {
        //조건절 처리
        foreach ($filter_fields as $field) {
            $this->$field = $request->getVar($field) ?? DEFAULTS['EMPTY'];
            if ($this->$field !== DEFAULTS['EMPTY']) {
                $this->getModel()->setList_FieldFilter($field, $this->$field);
            }
        }
        //검색어 처리
        $this->word = $request->getVar('word') ?? DEFAULTS['EMPTY'];
        if ($this->word !== DEFAULTS['EMPTY']) {
            $this->getModel()->setList_WordFilter($this->word);
        }
        //검색일 처리
        $this->start  = $request->getVar('start') ?? DEFAULTS['EMPTY'];
        $this->end = $request->getVar('end') ?: DEFAULTS['EMPTY'];
        $this->getModel()->setList_DateFilter($this->start, $this->end);
    }
    //PageNation 처리
    protected function setPageOptionsByPaginationForList(): void
    {
        $this->page_options = array("" => "줄수선택");
        for ($i = $this->per_page; $i <= $this->total_count; $i += $this->per_page) {
            $this->page_options[$i] = $i;
        }
        $this->page_options[$this->total_count] = $this->total_count;
    }
    protected function setPaginationForList(IncomingRequest $request, $pager_group = 'default', int $segment = 0, $template = 'bootstrap_full'): void
    {
        //Page, Per_page필요부분
        $this->page = (int) $request->getVar('page') ?: 1;
        $this->per_page = (int) $request->getVar('per_page') ?: intval(DEFAULT_LIST_PERPAGE ?? 20);
        //줄수 처리용
        $this->setPageOptionsByPaginationForList();
        // 1.Views/Pagers/에 bootstrap_full.php,bootstrap_simple.php 생성
        // 2.app/Config/Pager.php/$templates에 'bootstrap_full => 'Pagers\bootstrap_full',
        // 'bootstrap_simple' => 'Pagers\bootstrap_simple', 추가
        $pager = service("pager");
        // $this->getService()->getModel()->paginate($this->per_page, $pager_group, $this->page, $segment);
        $pager->makeLinks($this->page, $this->per_page, $this->total_count, $template, $segment, $pager_group);
        $this->page = $pager->getCurrentPage($pager_group);
        $this->total_page = $pager->getPageCount($pager_group);
        $this->pagination - $pager->links($pager_group, $template);
    }
    protected function setOrderByForList(): void
    {
        $this->order_field = $this->request->getVar('order_field') ?: DEFAULTS['EMPTY'];
        $this->order_value = $this->request->getVar('order_value') ?: DEFAULTS['EMPTY'];
        if ($this->order_field !== DEFAULTS['EMPTY'] && $this->order_value !== DEFAULTS['EMPTY']) {
            $this->getModel()->orderBy(sprintf("%s.%s %s", $this->getModel()::TABLE, $this->order_field, $this->order_value));
        } else {
            $this->getModel()->orderBy(sprintf("%s.%s %s", $this->getModel()::TABLE, $this->getModel()::PK, "DESC"));
        }
    }
    final public function getList(IncomingRequest $request, array $fields, array $filter_fields): array
    {
        //조건절 처리
        $this->setConditionForList($request, $filter_fields);
        //TotalCount
        $this->total_count = $this->getCount();
        //Pagination 처리
        $this->setPaginationForList($request);
        //limit, offset 설정
        $this->getModel()->limit($this->per_page);
        $this->getModel()->offset(($this->page - 1) * $this->per_page);
        return $this->getEntities();
    }
    final public function isIPAddress(string $ip, $type = false): bool
    {
        switch ($type) {
            case 'ipv4':
                $result = filter_var($ip, FILTER_VALIDATE_IP, FILTER_FLAG_IPV4);
                break;
            case 'ipv6':
                $result = filter_var($ip, FILTER_VALIDATE_IP, FILTER_FLAG_IPV6);
                break;
            case 'all':
                $result = filter_var($ip, FILTER_VALIDATE_IP);
                break;
            default:
                $result = filter_var($ip, FILTER_VALIDATE_IP, FILTER_FLAG_NO_PRIV_RANGE | FILTER_FLAG_NO_RES_RANGE);
                break;
        }
        return $result;
    }
}