<?php

namespace app\controller;

use app\model\Vehicle;
use app\util\Util;
use support\Request;

class VehicleController
{
    /**
     * Mask VIN number by showing only first 2 and last 6 characters
     */
    private function maskVin($vin)
    {
        if (strlen($vin) <= 8) {
            return $vin;
        }
        return substr($vin, 0, 2) . str_repeat('*', strlen($vin) - 8) . substr($vin, -6);
    }

    /**
     * Get all vehicles with their locations
     */
    public function index(Request $request)
    {
        $vehicles = Vehicle::with('location')->with('finalLocation')->get();
        $vehicles->each(function ($vehicle) {
            if (isset($vehicle->vin)) {
                $vehicle->vin = $this->maskVin($vehicle->vin);
            }
        });
        $result = ['list' => $vehicles,'count'=>count($vehicles)];
        return Util::success($result);
    }

    /**
     * Get a specific vehicle with its location
     */
    public function show(Request $request, $id)
    {
        $vehicle = Vehicle::with('location')->find($id);
        if (!$vehicle) {
            return Util::fail($vehicle,'Vehicle not found');
        }
        if (isset($vehicle->vin)) {
            $vehicle->vin = $this->maskVin($vehicle->vin);
        }
        return Util::success($vehicle);
    }
}