ldc-com-app-bo/app/Http/Controllers/FoldersController.php

<?php

namespace App\Http\Controllers;

use App\Models\Directories;
use Illuminate\Http\Request;

class FoldersController extends Controller
{
    public function index(Request $request) {
        $folders = Directories::all();
        return view('folder.index', ['folders' => $folders]);
    }

    public function toggleAuthorization(Request $request) {
        $folderId = $request->id;
        $folder = Directories::find($folderId);
        if ($folder) {
            if ($folder->needAuthorization === 0){
                $folder->needAuthorization = 1;
            }else{
                $folder->needAuthorization = 0;
            }
            $folder->save();
        }
        return Directories::all();
    }

    public function saveOrder(Request $request) {
        return $this->orderFolders($request->folders);
    }

    public function saveName(Request $request) {
        $folder = Directories::find($request->id);
        if($folder) {
            $folder->name = $request->name;
            $folder->save();
        }
        return Directories::all();
    }

    public function add(Request $request) {
        $folder = new Directories();
        $folder->name = $request->name;
        $folder->order = $request->order;
        $folder->save();
        return Directories::all();
    }

    public function delete(Request $request) {
        $folder = Directories::find($request->id);
        if($folder) {
            $count = $folder->documents->count();
            if ($count > 0)
            {
                return ['status' => 'KO', 'error' => sprintf("Il y a %d document(s) lié(s).", $count)];
            }
            $folder->delete();
        }
        return ['status' => 'OK', 'directories' => Directories::all()];
    }

    private function orderFolders($folders){
        foreach ($folders as $folder) {
            $directory = Directories::where('id', $folder['id'])->first();
            $directory->order = $folder['order'];
            $directory->parent = null;
            $directory->needAuthorization = 0;
            $directory->save();
            if(isset($folder['children']) && count($folder['children']) > 0 ){
                $this->recordOrder($folder['children'], $folder['id']);
            }
        }
        return ['status' => 'OK', 'directories' => Directories::all()];
    }

    private function recordOrder($folders, $parentId) {
        foreach ($folders as $k => $folder) {
            $directory = Directories::where('id', $folder['id'])->first();
            $directory->order = $folder['order'];
            $directory->parent = $parentId;
            $directory->save();
            if(isset($folder['children']) && count($folder['children']) > 0 ){
                $this->recordOrder($folder['children'], $folder['id']);
            }
        }
    }
}