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<?php
namespace Lightscale\LaralightTables;
use Livewire\Component;
use Livewire\WithPagination;
use Illuminate\Database\Eloquent\Builder;
use Illuminate\Support\Str;
use Exception;
abstract class TableComponent extends Component
{
use WithPagination;
// Config
protected $paginationTheme = 'bootstrap';
protected bool $searchable = true;
protected int $searchMinLength = 2;
protected int $searchDebounce = 250;
protected bool $showPageSizeSelect = true;
protected bool $showColumnSelect = true;
protected array $pageSizes = [10, 25, 50];
protected $model = null;
// Properties
public string $search = '';
public int $pageSize = 0;
public array $activeColumns = [];
public function __construct()
{
$this->pageSize = $this->pageSizes[0] ?? 0;
}
public function mount()
{
foreach($this->getColumns() as $column) {
$this->activeColumns[] = $column->name;
}
}
protected function query() : Builder
{
if($this->model === null) {
throw new Exception('Requires $model to be set or query() method to be overridden');
}
return $this->model::query();
}
abstract protected function columns() : array;
protected function search(Builder $builder, string $search) : void {}
protected function filters() : array
{
return [];
}
protected function buildQuery() : Builder
{
$query = $this->query();
if($this->searchable && (Str::length($this->search) >= $this->searchMinLength)) {
$this->search($query, $this->search);
}
return $query;
}
protected function getColumns()
{
static $columns = null;
if($columns === null) {
$columns = collect($this->columns())->each(
fn($c) => $c->setTable($this)
);
}
return $columns;
}
public function render()
{
$data = $this->buildQuery()->paginate($this->pageSize);
$allColumns = $this->getColumns();
$columns = $allColumns->filter(fn($c) => in_array($c->name,$this->activeColumns));
return view('laralight-tables::table', [
'searchable' => $this->searchable,
'searchDebounce' => $this->searchDebounce,
'showPageSizeSelect' => $this->showPageSizeSelect,
'showColumnSelect' => $this->showColumnSelect,
'pageSizes' => $this->pageSizes,
] + compact(
'data', 'allColumns', 'columns'
));
}
}
|
