<?php

namespace App\Http\Middleware;

use App\Models\Setting;
use Closure;
use Illuminate\Http\JsonResponse;
use Illuminate\Http\Request;
use Symfony\Component\HttpFoundation\Response;

class MaskPhoneNumber
{
    public function handle(Request $request, Closure $next): Response
    {
        $response = $next($request);

        if (! $response instanceof JsonResponse) {
            return $response;
        }

        $user = auth()->user();
        $maskPhones = Setting::where('key', 'phone_mask_enabled')->value('value') !== 'false'
            && (! $user || ! $user->can('view_full_phone'));
        $maskRecordings = ! $user || (! $user->hasRole('admin') && ! $user->can('listen_recordings'));

        if ($maskPhones || $maskRecordings) {
            $data = $response->getData(true);
            if (is_array($data)) {
                $this->maskInArray($data, $maskPhones, $maskRecordings);
                $response->setData($data);
            }
        }

        return $response;
    }

    private function maskInArray(array &$data, bool $maskPhones, bool $maskRecordings): void
    {
        foreach ($data as $key => &$value) {
            if ($maskPhones && in_array($key, ['phone', 'phone_secondary'], true) && is_string($value)) {
                $value = $this->mask($value);
            } elseif ($maskRecordings && in_array($key, ['recording_url', 'recordingUrl'], true)) {
                $value = null;
            } elseif (is_array($value)) {
                $this->maskInArray($value, $maskPhones, $maskRecordings);
            }
        }
    }

    private function mask(string $phone): string
    {
        if (Setting::where('key', 'phone_mask_level')->value('value') === 'full') {
            return '********';
        }
        if (strlen($phone) < 7) {
            return $phone;
        }

        return substr($phone, 0, 4).' *** **'.substr($phone, -2);
    }
}