78 lines
		
	
	
		
			2.1 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
			
		
		
	
	
			78 lines
		
	
	
		
			2.1 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
<?php
 | 
						|
 | 
						|
namespace kernel\IGTabel;
 | 
						|
 | 
						|
use app\helpers\Debug;
 | 
						|
use Exception;
 | 
						|
use Illuminate\Database\Eloquent\Model;
 | 
						|
 | 
						|
class EloquentDataProvider
 | 
						|
{
 | 
						|
    protected int $totalCount;
 | 
						|
 | 
						|
    protected int $perPage = 10;
 | 
						|
 | 
						|
    protected int $currentPage = 1;
 | 
						|
 | 
						|
    protected Model $model;
 | 
						|
 | 
						|
    protected $queryBuilder = false;
 | 
						|
 | 
						|
    protected array $options = [];
 | 
						|
    protected array $meta = [];
 | 
						|
    protected string $jsonStr = '';
 | 
						|
 | 
						|
    /**
 | 
						|
     * @throws Exception
 | 
						|
     */
 | 
						|
    public function __construct($source, array $options)
 | 
						|
    {
 | 
						|
        if (is_string($source)) {
 | 
						|
            $this->queryBuilder = $source::query();
 | 
						|
            $model = new $source();
 | 
						|
        } elseif (is_object($source)) {
 | 
						|
            $this->queryBuilder = $source;
 | 
						|
            $model = $source->getModel();
 | 
						|
        } else {
 | 
						|
            throw new Exception(message: "source is not valid");
 | 
						|
        }
 | 
						|
        $this->options = $options;
 | 
						|
        $this->currentPage = $this->options['currentPage'] ?? 1;
 | 
						|
        $this->perPage = $this->options['perPage'] ?? 10;
 | 
						|
        $this->meta['total'] = $model->count();
 | 
						|
        $this->meta['totalWithFilters'] = $this->queryBuilder->count();
 | 
						|
        $this->meta['columns'] = $options['columns'] ?? $model->labels();
 | 
						|
        $this->meta['perPage'] = $options['perPage'] ?? 10;
 | 
						|
        $this->meta['currentPage'] = $options['currentPage'] ?? 1;
 | 
						|
        $this->meta['baseUrl'] = $options['baseUrl'] ?? $model->table;
 | 
						|
        $this->meta['params'] = $options['params'] ?? [];
 | 
						|
        $this->meta['actions'] = $options['actions'] ?? [];
 | 
						|
        $this->createQuery();
 | 
						|
 | 
						|
        $this->jsonStr = (new JSONCreator($this->meta, $this->getCollection()->toArray()))->getJson();
 | 
						|
 | 
						|
    }
 | 
						|
 | 
						|
    public function createQuery(): void
 | 
						|
    {
 | 
						|
        if ($this->currentPage > 1) {
 | 
						|
            $this->queryBuilder->skip(($this->currentPage - 1) * $this->perPage)->take($this->perPage);
 | 
						|
        } else {
 | 
						|
            $this->queryBuilder->take($this->perPage);
 | 
						|
        }
 | 
						|
    }
 | 
						|
 | 
						|
    public function getCollection()
 | 
						|
    {
 | 
						|
        return $this->queryBuilder->get();
 | 
						|
    }
 | 
						|
 | 
						|
    /**
 | 
						|
     * @return string|null
 | 
						|
     */
 | 
						|
    public function getJson(): string|null
 | 
						|
    {
 | 
						|
        return $this->jsonStr;
 | 
						|
    }
 | 
						|
 | 
						|
} |