kknongchang_2506/app/Module/Cleanup/AdminControllers/Actions/BatchCancelTaskAction.php

<?php

namespace App\Module\Cleanup\AdminControllers\Actions;

use App\Module\Cleanup\Services\CleanupService;
use Dcat\Admin\Grid\BatchAction;
use Dcat\Admin\Actions\Response;
use Illuminate\Http\Request;

/**
 * 批量取消任务Action
 * 
 * 用于批量取消清理任务
 */
class BatchCancelTaskAction extends BatchAction
{
    /**
     * 按钮标题
     */
    protected $title = '批量取消';

    /**
     * 处理请求
     */
    public function handle(Request $request)
    {
        try {
            // 获取选中的ID
            $ids = $this->getKey();
            
            if (empty($ids)) {
                return $this->response()->error('请选择要取消的任务');
            }
            
            $reason = $request->input('reason', '批量取消操作');
            $successCount = 0;
            $failCount = 0;
            $errors = [];
            
            foreach ($ids as $taskId) {
                try {
                    $result = CleanupService::cancelTask($taskId, $reason);
                    if ($result['success']) {
                        $successCount++;
                    } else {
                        $failCount++;
                        $errors[] = "任务 {$taskId}: " . $result['message'];
                    }
                } catch (\Exception $e) {
                    $failCount++;
                    $errors[] = "任务 {$taskId}: " . $e->getMessage();
                }
            }
            
            $message = "成功取消 {$successCount} 个任务";
            if ($failCount > 0) {
                $message .= "，失败 {$failCount} 个";
            }
            
            $response = $this->response()->success($message)->refresh();
            
            if (!empty($errors)) {
                $errorDetail = implode('<br>', array_slice($errors, 0, 5));
                if (count($errors) > 5) {
                    $errorDetail .= '<br>...还有 ' . (count($errors) - 5) . ' 个错误';
                }
                $response->detail($errorDetail);
            }
            
            return $response;
                
        } catch (\Exception $e) {
            return $this->response()
                ->error('批量取消失败：' . $e->getMessage());
        }
    }

    /**
     * 确认对话框
     */
    public function confirm()
    {
        return [
            '确认批量取消任务？',
            '⚠️ 任务取消后无法恢复，已完成的清理操作不会回滚！',
            [
                'reason' => [
                    'type' => 'textarea',
                    'label' => '取消原因',
                    'placeholder' => '请输入取消原因（可选）',
                    'rows' => 3,
                ]
            ]
        ];
    }
}