main-backend/php_code/app/Http/Controllers/AdminController.php

<?php

namespace App\Http\Controllers;
use App\Utilities\ApiCalls;
use Session;
use Illuminate\Http\Request;
use Illuminate\Pagination\LengthAwarePaginator;
use Illuminate\Support\Collection;

class AdminController extends Controller
{
    public function index(){
        $users_url = "user_mgt/get_all_users.php";
        $data = ['api_token' => env('LUPMISAPIKEY')];
        $result = ApiCalls::CurlPost(json_encode($data), $users_url);
        $users_arr = json_decode($result, true);
        if ($users_arr['success'] == false) {
            return redirect->back();
        }

        $regions_url = "user_mgt/get_all_regions.php";
        $data = ['api_token' => env('LUPMISAPIKEY')];
        $result = ApiCalls::CurlPost(json_encode($data), $regions_url);
        $regions_arr = json_decode($result, true);
        if ($regions_arr['success'] == false) {
            return redirect->back();
        }


        // 2. Define pagination parameters
        $perPage = 15;
        $search = request()->input('search');
        if ($search) {
            $filteredData = collect($users_arr['data'])->filter(function ($item) use ($search) {
                // Adjust fields to search in (e.g., 'title', 'category')
                return str_contains(strtolower($item['full_name']), strtolower($search)) || 
                       str_contains(strtolower($item['email']), strtolower($search)) || 
                       str_contains(strtolower($item['username']), strtolower($search)) ||
                       str_contains(strtolower($item['phone']), strtolower($search)) ||
                       str_contains(strtolower($item['allowed_apps']), strtolower($search)) ||
                       str_contains(strtolower($item['ua_position']), strtolower($search)) ||
                       str_contains(strtolower($item['phone']), strtolower($search));
            })->values()->all(); // Reset array keys
        } else {
            $filteredData = $users_arr['data'];
        }

        $currentPage = LengthAwarePaginator::resolveCurrentPage() ?: 1;
        $offset = ($currentPage - 1) * $perPage;

        // 3. Slice the array to get the items for the current page
        $currentPageItems = array_slice($filteredData, $offset, $perPage);

        // 4. Create the LengthAwarePaginator instance
        $paginatedItems = new LengthAwarePaginator(
            $currentPageItems, // Items for the current page
            count($filteredData),    // Total number of items
            $perPage,          // Items per page
            $currentPage,      // Current page number
            ['path' => request()->url(), 'query' => request()->query()] // Options to preserve query strings and path
        );
        $user_type_arr = [
            'district_user' => 'District User', 
            'regional_user' => 'Regional User',
            'national_user' => 'National User'
        ];
        $data = [
            'page_title' => 'User Admin',
            'users_arr' => $users_arr['data'],
            'regions_arr' => $regions_arr['data'],
            'user_type_arr' => $user_type_arr,
            'items' => $paginatedItems
        ];
        // dump($data);
        // 5. Pass the paginator instance to your view
        return view('admin.paginated', $data);
        // return view('admin.home', $data);

    }
    public function indexOld(){
        $users_url = "user_mgt/get_all_users.php";
        $data = ['api_token' => env('LUPMISAPIKEY')];
        $result = ApiCalls::CurlPost(json_encode($data), $users_url);
        $users_arr = json_decode($result, true);
        if ($users_arr['success'] == false) {
            return redirect->back();
        }

        $regions_url = "user_mgt/get_all_regions.php";
        $data = ['api_token' => env('LUPMISAPIKEY')];
        $result = ApiCalls::CurlPost(json_encode($data), $regions_url);
        $regions_arr = json_decode($result, true);
        if ($regions_arr['success'] == false) {
            return redirect->back();
        }

        $user_type_arr = [
            'district_user' => 'District User', 
            'regional_user' => 'Regional User',
            'national_user' => 'National User'
        ];

        $data = [
            'page_title' => 'User Admin',
            'users_arr' => $users_arr['data'],
            'regions_arr' => $regions_arr['data'],
            'user_type_arr' => $user_type_arr
        ];
        return view('admin.home', $data);
    }
    public function districtparams(){
        
        $url = "user_mgt/get_district_parameters.php";
        $data = json_encode([
            'district_id' => 171,
            'api_token' => env('LUPMISAPIKEY')
        ]);
        $result = ApiCalls::CurlPost($data, $url);
        $result = json_decode($result, true);
        // dd($result);
        $data = [
            'page_title' => "Page Under Development"
        ];
        return view('common.notready', $data);
    }
    public function luspaparams(){
         $data = [
            'page_title' => "Page Under Development"
        ];
        return view('common.notready', $data);
    }
    public function districts($reqion_id){
       // return response()->json(['request' => $reqion_id]);
        $url = "user_mgt/get_district_by_region_id.php";
        $data = json_encode([
            'region_id' => $reqion_id,
            'api_token' => env('LUPMISAPIKEY')
        ]);
        $result = ApiCalls::CurlPost($data, $url);
        $results = json_decode($result, true);

        $result = ['code' => 1, 'districts' => $results['data']];
        if (request()->expectsJson()) {
            return response()->json($result);
        }
        $data = [
            'page_title' => 'Not Ready'
        ];
        return view('common.notready', $data);
    }

    public function reports(){
         $data = [
            'page_title' => "Page Under Development"
        ];
        return view('common.notready', $data);
    }
}