<?php

namespace Modules\Maintenance\Http\Controllers\Api\V1;

use App\Http\Controllers\Controller;
use Modules\Maintenance\Models\ProductionLine;
use Modules\Maintenance\Traits\ResolvesBusiness;
use Illuminate\Http\Request;

class ProductionLineController extends Controller
{
    use ResolvesBusiness;

    public function index(Request $request)
    {
        $business = $this->resolveBusiness($request);
        if (! $business) {
            return $this->jsonError('کسب‌وکار یافت نشد.', 404);
        }

        $query = ProductionLine::where('business_id', $business->id)
            ->with(['project:id,name'])
            ->withCount('equipment')
            ->orderBy('name');

        if ($projectId = $request->get('project_id')) {
            $query->where('project_id', $projectId);
        }
        if ($search = $request->get('q')) {
            $query->where(function ($q) use ($search) {
                $q->where('name', 'like', "%{$search}%")
                    ->orWhere('code', 'like', "%{$search}%");
            });
        }

        $paginator = $query->paginate((int) $request->get('per_page', 15));

        return $this->jsonSuccess([
            'items' => $paginator->items(),
            'pagination' => [
                'total' => $paginator->total(),
                'per_page' => $paginator->perPage(),
                'current_page' => $paginator->currentPage(),
                'last_page' => $paginator->lastPage(),
            ],
        ]);
    }

    public function store(Request $request)
    {
        $business = $this->resolveBusiness($request);
        if (! $business) {
            return $this->jsonError('کسب‌وکار یافت نشد.', 404);
        }

        $data = $request->validate([
            'project_id' => ['nullable', 'exists:pjt_projects,id'],
            'code' => ['required', 'string', 'max:50'],
            'name' => ['required', 'string', 'max:255'],
            'description' => ['nullable', 'string'],
            'location' => ['nullable', 'string', 'max:255'],
            'status' => ['sometimes', 'string', 'in:active,inactive'],
        ]);

        $line = ProductionLine::create(array_merge($data, [
            'business_id' => $business->id,
            'status' => $data['status'] ?? 'active',
        ]));

        return $this->jsonSuccess($line->load('project:id,name'), 'خط تولید ایجاد شد.', 201);
    }

    public function update(Request $request, ProductionLine $productionLine)
    {
        if (! $this->ensureBusinessOwnership($request, $productionLine->business_id)) {
            return $this->jsonError('دسترسی ندارید.', 403);
        }

        $data = $request->validate([
            'project_id' => ['nullable', 'exists:pjt_projects,id'],
            'code' => ['sometimes', 'string', 'max:50'],
            'name' => ['sometimes', 'string', 'max:255'],
            'description' => ['nullable', 'string'],
            'location' => ['nullable', 'string', 'max:255'],
            'status' => ['sometimes', 'string', 'in:active,inactive'],
        ]);

        $productionLine->update($data);

        return $this->jsonSuccess($productionLine->fresh()->load('project:id,name'), 'خط تولید به‌روزرسانی شد.');
    }

    public function destroy(Request $request, ProductionLine $productionLine)
    {
        if (! $this->ensureBusinessOwnership($request, $productionLine->business_id)) {
            return $this->jsonError('دسترسی ندارید.', 403);
        }

        $productionLine->delete();

        return $this->jsonSuccess(null, 'خط تولید حذف شد.');
    }
}