construprogress/app/Livewire/Projects/ImportTemplatesTable.php

<?php

namespace App\Livewire\Projects;

use App\Models\InspectionTemplate;
use App\Models\Project;
use Illuminate\Database\Eloquent\Builder;
use Illuminate\Support\Facades\Auth;
use Rappasoft\LaravelLivewireTables\DataTableComponent;
use Rappasoft\LaravelLivewireTables\Views\Column;
use Rappasoft\LaravelLivewireTables\Views\Filters\SelectFilter;
use Rappasoft\LaravelLivewireTables\Views\Filters\TextFilter;

class ImportTemplatesTable extends DataTableComponent
{
    protected $model = InspectionTemplate::class;

    public int $projectId;

    public function configure(): void
    {
        $this->setPrimaryKey('id')
             ->setDefaultSort('inspection_templates.name', 'asc')
             ->setSortingPillsEnabled(false)
             ->setBulkActionsEnabled(true)
             ->setAdditionalSelects([
                 'inspection_templates.id as id',
                 'inspection_templates.project_id as project_id',
                 'inspection_templates.phase_id as phase_id',
             ]);
    }

    /** Sólo plantillas de proyectos accesibles, distintos del proyecto destino. */
    private function accessibleProjectIds()
    {
        return Project::accessibleBy(Auth::user())->pluck('id');
    }

    public function builder(): Builder
    {
        return InspectionTemplate::query()
            ->whereIn('inspection_templates.project_id', $this->accessibleProjectIds())
            ->where('inspection_templates.project_id', '!=', $this->projectId)
            ->with(['project', 'phase']);
    }

    public function columns(): array
    {
        return [
            Column::make('Plantilla', 'name')
                  ->sortable()->searchable()
                  ->secondaryHeaderFilter('name')
                  ->format(fn ($value) => '<span class="font-medium">' . e($value) . '</span>')
                  ->html(),

            Column::make('Proyecto')
                  ->secondaryHeaderFilter('project')
                  ->label(fn ($row) => e($row->project?->name ?? '—')),

            Column::make('Fase')
                  ->label(fn ($row) => e($row->phase?->name ?? '—')),

            Column::make('Campos')
                  ->label(fn ($row) => '<span class="badge badge-ghost badge-sm">' . count($row->fields ?? []) . '</span>')
                  ->html(),
        ];
    }

    public function filters(): array
    {
        $projects = Project::whereIn('id', InspectionTemplate::query()
                ->whereIn('project_id', $this->accessibleProjectIds())
                ->where('project_id', '!=', $this->projectId)
                ->distinct()->pluck('project_id'))
            ->orderBy('name')->pluck('name', 'id')->toArray();

        return [
            TextFilter::make('Plantilla', 'name')
                ->config(['placeholder' => 'Buscar nombre…'])
                ->filter(fn (Builder $q, string $v) => $q->where('inspection_templates.name', 'like', '%' . $v . '%')),

            SelectFilter::make('Proyecto', 'project')
                ->options(['' => 'Todos'] + $projects)
                ->filter(fn (Builder $q, string $v) => $q->where('inspection_templates.project_id', $v)),
        ];
    }

    public function bulkActions(): array
    {
        return ['importSelected' => 'Importar seleccionadas'];
    }

    public function importSelected()
    {
        $allowed = $this->accessibleProjectIds();
        $imported = 0;

        foreach (InspectionTemplate::whereIn('id', $this->getSelected())->get() as $source) {
            if (! $allowed->contains($source->project_id) || $source->project_id === $this->projectId) {
                continue;
            }

            $name = $source->name;
            if (InspectionTemplate::where('project_id', $this->projectId)->where('name', $name)->exists()) {
                $name .= ' (copia)';
            }

            InspectionTemplate::create([
                'name'        => $name,
                'description' => $source->description,
                'project_id'  => $this->projectId,
                'phase_id'    => null,
                'fields'      => $source->fields,
            ]);
            $imported++;
        }

        $this->clearSelected();
        $this->dispatch('templates-imported', count: $imported);
    }
}