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<?php |
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namespace Itstructure\GridView; |
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use Closure; |
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use Exception; |
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use Illuminate\Http\Request; |
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use Illuminate\Pagination\LengthAwarePaginator; |
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use Itstructure\GridView\Columns\{BaseColumn, CallbackColumn, DefaultColumn}; |
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use Itstructure\GridView\DataProviders\{BaseDataProvider, EloquentDataProvider}; |
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use Itstructure\GridView\Traits\Configurable; |
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/** |
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* Class Grid |
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* @package Itstructure\GridView |
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*/ |
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class Grid |
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{ |
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use Configurable; |
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const INIT_PAGE_NUMBER = 1; |
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const INIT_ROWS_PER_PAGE = 10; |
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/** |
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* @var EloquentDataProvider |
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*/ |
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protected $dataProvider; |
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/** |
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* @var bool |
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*/ |
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protected $useFilters = true; |
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/** |
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* @var bool |
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*/ |
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protected $strictFilters = false; |
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/** |
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* @var array|Request|string |
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*/ |
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protected $request; |
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/** |
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* @var LengthAwarePaginator $paginator |
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*/ |
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protected $paginator; |
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/** |
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* @var array |
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*/ |
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protected $paginatorOptions = []; |
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/** |
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* @var int |
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*/ |
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protected $page = self::INIT_PAGE_NUMBER; |
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/** |
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* @var int |
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*/ |
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protected $rowsPerPage = self::INIT_ROWS_PER_PAGE; |
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/** |
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* @var string |
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*/ |
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protected $title; |
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/** |
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* @var array |
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*/ |
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protected $columnFields = []; |
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/** |
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* @var BaseColumn[] |
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*/ |
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protected $columnObjects = []; |
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/** |
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* @var string |
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*/ |
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protected $rowsFormAction = ''; |
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/** |
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* @var string |
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*/ |
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protected $filtersFormAction = ''; |
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/** |
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* @var bool |
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*/ |
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protected $useSendButtonAnyway = false; |
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/** |
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* @var string |
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*/ |
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protected $sendButtonLabel; |
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/** |
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* @var string |
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*/ |
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protected $searchButtonLabel; |
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/** |
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* @var string |
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*/ |
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protected $resetButtonLabel; |
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/** |
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* @var bool |
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*/ |
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protected $tableBordered = true; |
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/** |
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* @var bool |
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*/ |
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protected $tableStriped = true; |
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/** |
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* @var bool |
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*/ |
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protected $tableHover = true; |
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/** |
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* @var bool |
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*/ |
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protected $tableSmall = true; |
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/** |
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* Grid constructor. |
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* @param array $config |
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* @throws Exception |
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*/ |
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public function __construct(array $config) |
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{ |
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$this->loadConfig($config); |
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$this->request = request(); |
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if (!($this->dataProvider instanceof BaseDataProvider)) { |
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throw new Exception('dataProvider must be instance of '.BaseDataProvider::class); |
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} |
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} |
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/** |
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* @return string |
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*/ |
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public function render(): string |
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{ |
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$this->applyColumnsConfig(); |
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$this->dataProvider->selectionConditions($this->request, $this->strictFilters); |
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$totalCount = $this->dataProvider->getCount(); |
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$pageNumber = $this->request->get($this->paginatorOptions['pageName'] ?? 'page', $this->page); |
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$this->paginator = new LengthAwarePaginator( |
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$this->dataProvider->get($this->rowsPerPage, $pageNumber), |
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$totalCount, |
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$this->rowsPerPage, |
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$pageNumber, |
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$this->paginatorOptions |
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); |
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return view('grid_view::grid', [ |
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'columnObjects' => $this->columnObjects, |
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'useFilters' => $this->useFilters, |
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'paginator' => $this->paginator, |
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'title' => $this->title, |
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'rowsFormAction' => $this->rowsFormAction, |
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'filtersFormAction' => $this->filtersFormAction, |
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'useSendButtonAnyway' => $this->useSendButtonAnyway, |
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'searchButtonLabel' => $this->getSearchButtonLabel(), |
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'resetButtonLabel' => $this->getResetButtonLabel(), |
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'sendButtonLabel' => $this->getSendButtonLabel(), |
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'tableBordered' => $this->tableBordered, |
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'tableStriped' => $this->tableStriped, |
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'tableHover' => $this->tableHover, |
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'tableSmall' => $this->tableSmall |
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])->render(); |
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} |
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protected function applyColumnsConfig(): void |
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{ |
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foreach ($this->columnFields as $key => $config) { |
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$filterSubConfig = $this->useFilters ? [] : ['filter' => false]; |
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if (is_string($config)) { |
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$config = array_merge(['attribute' => $config], $filterSubConfig); |
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$this->fillColumnsObjects(new DefaultColumn($config)); |
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continue; |
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} |
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if (is_array($config)) { |
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$config = array_merge($config, $filterSubConfig); |
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if (isset($config['class']) && class_exists($config['class'])) { |
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$this->fillColumnsObjects(new $config['class']($config)); |
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continue; |
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} |
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if (isset($config['value']) && $config['value'] instanceof Closure) { |
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$this->fillColumnsObjects(new CallbackColumn($config)); |
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continue; |
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} |
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$this->fillColumnsObjects(new DefaultColumn($config)); |
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} |
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} |
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} |
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/** |
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* @param BaseColumn $columnObject |
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*/ |
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protected function fillColumnsObjects(BaseColumn $columnObject): void |
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{ |
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$this->columnObjects = array_merge($this->columnObjects, [$columnObject]); |
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} |
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/** |
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* @return string |
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*/ |
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protected function getSearchButtonLabel(): string |
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{ |
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return $this->searchButtonLabel ?? trans('grid_view::grid.search'); |
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} |
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/** |
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* @return string |
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*/ |
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protected function getResetButtonLabel(): string |
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{ |
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return $this->resetButtonLabel ?? trans('grid_view::grid.reset'); |
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} |
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/** |
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* @return string |
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*/ |
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protected function getSendButtonLabel(): string |
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{ |
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return $this->sendButtonLabel ?? trans('grid_view::grid.send'); |
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} |
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} |
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