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<?php |
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namespace Encore\Admin\Grid\Tools; |
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use Encore\Admin\Admin; |
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use Encore\Admin\Grid; |
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use Illuminate\Support\Collection; |
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class ColumnSelector extends AbstractTool |
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{ |
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const SELECT_COLUMN_NAME = '_columns_'; |
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/** |
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* @var Grid |
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*/ |
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protected $grid; |
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/** |
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* @var array |
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*/ |
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protected static $ignoredColumns = [ |
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Grid\Column::SELECT_COLUMN_NAME, |
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Grid\Column::ACTION_COLUMN_NAME |
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]; |
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/** |
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* Create a new Export button instance. |
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* |
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* @param Grid $grid |
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*/ |
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public function __construct(Grid $grid) |
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{ |
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$this->grid = $grid; |
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} |
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/** |
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* {@inheritdoc} |
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* |
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* @return string |
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*/ |
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public function render() |
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{ |
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if (!$this->grid->showColumnSelector()) { |
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return ''; |
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} |
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$show = $this->grid->visibleColumnNames(); |
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$lists = $this->getGridColumns()->map(function ($label, $key) use ($show) { |
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if (empty($show)) { |
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$checked = 'checked'; |
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} else { |
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$checked = in_array($key, $show) ? 'checked' : ''; |
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} |
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return <<<HTML |
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<li class="checkbox icheck" style="margin: 0;"> |
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<label style="width: 100%;padding: 3px;"> |
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<input type="checkbox" class="column-select-item" value="{$key}" {$checked}/> {$label} |
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</label> |
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</li> |
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HTML; |
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})->implode("\r\n"); |
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$btns = [ |
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'all' => __('admin.all'), |
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'submit' => __('admin.submit'), |
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]; |
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$this->setupScript(); |
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return <<<EOT |
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<div class="dropdown pull-right column-selector" style="margin-right: 10px"> |
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<button type="button" class="btn btn-sm btn-instagram dropdown-toggle" data-toggle="dropdown"> |
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<i class="fa fa-table"></i> |
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<span class="caret"></span> |
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</button> |
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<ul class="dropdown-menu" role="menu" style="padding: 10px;"> |
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<li> |
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<ul style='padding: 0;'> |
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{$lists} |
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</ul> |
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</li> |
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<li class="divider"></li> |
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<li class="text-right"> |
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<button class="btn btn-sm btn-default column-select-all">{$btns['all']}</button> |
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<button class="btn btn-sm btn-primary column-select-submit">{$btns['submit']}</button> |
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</li> |
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</ul> |
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</div> |
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EOT; |
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} |
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/** |
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* @return Collection |
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*/ |
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protected function getGridColumns() |
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{ |
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return $this->grid->columns()->map(function (Grid\Column $column) { |
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$name = $column->getName(); |
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if ($this->isColumnIgnored($name)) { |
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return; |
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} |
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return [$name => $column->getLabel()]; |
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})->filter()->collapse(); |
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} |
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/** |
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* Is column ignored in column selector. |
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* |
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* @param string $name |
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* @return bool |
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*/ |
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protected function isColumnIgnored($name) |
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{ |
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return in_array($name, static::$ignoredColumns); |
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} |
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/** |
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* Ignore a column to display in column selector. |
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* |
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* @param string|array $name |
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*/ |
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public static function ignore($name) |
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{ |
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static::$ignoredColumns = array_merge(static::$ignoredColumns, (array) $name); |
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} |
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/** |
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* Setup script. |
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*/ |
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protected function setupScript() |
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{ |
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$defaults = json_encode($this->grid->getDefaultVisibleColumnNames()); |
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$script = <<<SCRIPT |
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$('.column-select-submit').on('click', function () { |
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var defaults = $defaults; |
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var selected = []; |
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$('.column-select-item:checked').each(function () { |
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selected.push($(this).val()); |
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}); |
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if (selected.length == 0) { |
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return; |
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} |
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var url = new URL(location); |
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if (selected.sort().toString() == defaults.sort().toString()) { |
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url.searchParams.delete('_columns_'); |
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} else { |
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url.searchParams.set('_columns_', selected.join()); |
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} |
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$.pjax({container:'#pjax-container', url: url.toString()}); |
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}); |
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$('.column-select-all').on('click', function () { |
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$('.column-select-item').iCheck('check'); |
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return false; |
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}); |
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$('.column-select-item').iCheck({ |
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checkboxClass:'icheckbox_minimal-blue' |
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}); |
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SCRIPT; |
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Admin::script($script); |
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} |
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} |
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z-song /
laravel-admin
