ultimatepos/Modules/Maintenance/Http/Controllers/ServiceContractController.php

<?php

namespace Modules\Maintenance\Http\Controllers;

use Illuminate\Http\Request;
use Illuminate\Routing\Controller;
use Illuminate\Support\Facades\Schema;
use Modules\Maintenance\Http\Controllers\Concerns\AuthorizesMaintenance;
use Modules\Maintenance\Models\ServiceContract;
use Modules\Maintenance\Utils\MaintenanceUtil;
use Yajra\DataTables\Facades\DataTables;

class ServiceContractController extends Controller
{
    use AuthorizesMaintenance;

    public function __construct(
        protected MaintenanceUtil $maintenanceUtil
    ) {
    }

    public function index(Request $request)
    {
        $this->authorizeMaintenanceAccess('maintenance.equipment.view');

        $business_id = $this->maintenanceUtil->getBusinessId();

        if ($request->ajax()) {
            if (! Schema::hasTable('maintenance_service_contracts')) {
                return DataTables::of(collect())->make(true);
            }

            $query = ServiceContract::where('business_id', $business_id)
                ->with(['equipment:id,name,code', 'customer:id,name'])
                ->orderByDesc('created_at');

            return DataTables::of($query)
                ->addColumn('equipment_name', fn ($row) => $row->equipment?->name ?? '—')
                ->addColumn('customer_name', fn ($row) => $row->customer?->name ?? '—')
                ->editColumn('start_date', fn ($row) => $this->maintenanceUtil->formatDate($row->start_date))
                ->editColumn('end_date', fn ($row) => $this->maintenanceUtil->formatDate($row->end_date))
                ->addColumn('action', function ($row) {
                    $html = '<a href="'.action([self::class, 'edit'], [$row->id]).'" class="btn btn-xs btn-primary"><i class="glyphicon glyphicon-edit"></i></a>';
                    if (auth()->user()->can('maintenance.equipment.delete')) {
                        $html .= ' <button type="button" data-href="'.action([self::class, 'destroy'], [$row->id]).'" class="btn btn-xs btn-danger delete_mm_contract"><i class="glyphicon glyphicon-trash"></i></button>';
                    }

                    return $html;
                })
                ->rawColumns(['action'])
                ->make(true);
        }

        return view('maintenance::service_contracts.index');
    }

    public function create()
    {
        $this->authorizeMaintenanceAccess('maintenance.equipment.create');

        $business_id = $this->maintenanceUtil->getBusinessId();

        return view('maintenance::service_contracts.create', [
            'equipment' => $this->maintenanceUtil->getEquipmentDropdown($business_id),
            'customers' => $this->maintenanceUtil->getCustomersDropdown($business_id),
        ]);
    }

    public function store(Request $request)
    {
        $this->authorizeMaintenanceAccess('maintenance.equipment.create');

        $business_id = $this->maintenanceUtil->getBusinessId();

        $data = $request->validate([
            'contract_code' => 'required|string|max:50',
            'title' => 'required|string|max:255',
            'contract_type' => 'required|string|in:warranty,sla,amc',
            'equipment_id' => 'nullable|exists:maintenance_equipment,id',
            'customer_id' => 'nullable|exists:contacts,id',
            'start_date' => 'nullable|string',
            'end_date' => 'nullable|string',
            'response_hours' => 'nullable|integer|min:0',
            'resolution_hours' => 'nullable|integer|min:0',
            'coverage_amount' => 'nullable|numeric|min:0',
            'terms' => 'nullable|string',
        ]);

        ServiceContract::create([
            'business_id' => $business_id,
            'contract_code' => $data['contract_code'],
            'title' => $data['title'],
            'contract_type' => $data['contract_type'],
            'equipment_id' => $data['equipment_id'] ?? null,
            'customer_id' => $data['customer_id'] ?? null,
            'start_date' => $this->maintenanceUtil->parseInputDate($data['start_date'] ?? null),
            'end_date' => $this->maintenanceUtil->parseInputDate($data['end_date'] ?? null),
            'response_hours' => $data['response_hours'] ?? null,
            'resolution_hours' => $data['resolution_hours'] ?? null,
            'coverage_amount' => $data['coverage_amount'] ?? null,
            'terms' => $data['terms'] ?? null,
            'created_by' => auth()->id(),
        ]);

        return $this->maintenanceUtil->jsonOrRedirect($request, true, 'قرارداد ثبت شد.', action([self::class, 'index']));
    }

    public function edit($id)
    {
        $this->authorizeMaintenanceAccess('maintenance.equipment.update');

        $business_id = $this->maintenanceUtil->getBusinessId();
        $contract = ServiceContract::where('business_id', $business_id)->findOrFail($id);

        return view('maintenance::service_contracts.edit', [
            'contract' => $contract,
            'equipment' => $this->maintenanceUtil->getEquipmentDropdown($business_id),
            'customers' => $this->maintenanceUtil->getCustomersDropdown($business_id),
        ]);
    }

    public function update(Request $request, $id)
    {
        $this->authorizeMaintenanceAccess('maintenance.equipment.update');

        $business_id = $this->maintenanceUtil->getBusinessId();
        $contract = ServiceContract::where('business_id', $business_id)->findOrFail($id);

        $data = $request->validate([
            'contract_code' => 'sometimes|string|max:50',
            'title' => 'sometimes|string|max:255',
            'contract_type' => 'sometimes|string|in:warranty,sla,amc',
            'equipment_id' => 'nullable|exists:maintenance_equipment,id',
            'customer_id' => 'nullable|exists:contacts,id',
            'start_date' => 'nullable|string',
            'end_date' => 'nullable|string',
            'response_hours' => 'nullable|integer|min:0',
            'resolution_hours' => 'nullable|integer|min:0',
            'coverage_amount' => 'nullable|numeric|min:0',
            'status' => 'sometimes|string|in:active,expired,cancelled',
            'terms' => 'nullable|string',
        ]);

        if (isset($data['start_date'])) {
            $data['start_date'] = $this->maintenanceUtil->parseInputDate($data['start_date']);
        }
        if (isset($data['end_date'])) {
            $data['end_date'] = $this->maintenanceUtil->parseInputDate($data['end_date']);
        }

        $contract->update($data);

        return $this->maintenanceUtil->jsonOrRedirect($request, true, 'قرارداد به‌روزرسانی شد.', action([self::class, 'index']));
    }

    public function destroy(Request $request, $id)
    {
        $this->authorizeMaintenanceAccess('maintenance.equipment.delete');

        $business_id = $this->maintenanceUtil->getBusinessId();
        ServiceContract::where('business_id', $business_id)->findOrFail($id)->delete();

        return $this->maintenanceUtil->jsonOrRedirect($request, true, 'قرارداد حذف شد.', action([self::class, 'index']));
    }
}