sae_2a_anglais/Project/php/controller/AdminController.php

<?php

namespace controller;

use config\Validation;
use model\MdlAdmin;
use Exception;

class AdminController extends UserController
{
    private string $invgpID = "invalid group ID";

    public function showAllUsers(): void
    {
        global $twig;
        global $user;
        $model = new MdlAdmin();
        $users = $model->getAllUsers();
        echo $twig->render('usersView.html', ['users' => $users,
            'userID' => $user->getId(),
            'userRole' => $user->getRoles()]);
    }

    public function showAllAdmins(): void
    {
        global $twig;
        global $user;
        $model = new MdlAdmin();
        $users = $model->getAllAdmins();
        echo $twig->render('usersView.html', ['users' => $users,
            'userID' => $user->getId(),
            'userRole' => $user->getRoles()]);
    }

    public function showAllTeachers(): void
    {
        global $twig;
        global $user;
        $model = new MdlAdmin();
        $users = $model->getAllTeachers();
        echo $twig->render('usersView.html', ['users' => $users,
            'userID' => $user->getId(),
            'userRole' => $user->getRoles()]);
    }

    public function showAllStudents(): void
    {
        global $twig;
        global $user;
        $model = new MdlAdmin();
        $users = $model->getAllStudents();
        echo $twig->render('usersView.html', ['users' => $users,
            'userID' => $user->getId(),
            'userRole' => $user->getRoles()]);
    }

    public function removeUser(): void
    {
        try {
            $userToRemove = Validation::filter_int($_GET['userToRemove'] ?? null);
            $model = new MdlAdmin();
            $model->removeUser($userToRemove);
            $this->showAllUsers();
        } catch (Exception $e) {
            throw new Exception("invalid user ID");
        }
    }

    public function showAllGroups(): void
    {
        global $twig;
        global $user;
        $model = new MdlAdmin();
        $groups = $model->getAllGroups();
        $unassignedUsers = $model->getUnassignedUsers();

        echo $twig->render('manageGroupView.html', ['groups' => $groups,
            'unassignedUsers' => $unassignedUsers,
            'userID' => $user->getId(),
            'userRole' => $user->getRoles()]);
    }

    public function showGroupDetails(): void
    {
        try {
            global $twig;
            global $user;
            $selectedGroup = Validation::filter_int($_GET['selectedGroup'] ?? null);
            $model = new MdlAdmin();
            $groups = $model->getAllGroups();
            $users = $model->getUsersOfGroup($selectedGroup);
            $unassignedUsers = $model->getUnassignedUsers();

            echo $twig->render('manageGroupView.html', ['groups' => $groups,
                'selectedGroup' => $selectedGroup,
                'users' => $users,
                'unassignedUsers' => $unassignedUsers,
                'userID' => $user->getId(),
                'userRole' => $user->getRoles()]);

        } catch (Exception $e) {
            throw new Exception($this->invgpID);
        }
    }

    public function removeUserFromGroup(): void
    {
        try {
            $userToRemove = Validation::filter_int($_GET['userToRemove'] ?? null);
            $groupID = Validation::filter_int($_GET['selectedGroup'] ?? null);
            $model = new MdlAdmin();
            $model->removeUserFromGroup($userToRemove);
            $_GET['selectedGroup'] = $groupID;
            $this->showGroupDetails();
        } catch (Exception $e) {
            throw new Exception($this->invgpID);
        }
    }

    public function removeGroup(): void
    {
        try {
            $selectedGroup = Validation::filter_int($_GET['selectedGroup'] ?? null);
            $model = new MdlAdmin();
            $model->removeGroup($selectedGroup);
            $this->showAllGroups();
        } catch (Exception $e) {
            throw new Exception($this->invgpID);
        }
    }

    public function addGroup(): void
    {
        try {
            $num = Validation::filter_int($_POST['num'] ?? null);
            $year = Validation::filter_int($_POST['year'] ?? null);
            $sector = Validation::filter_str_simple($_POST['sector'] ?? null);

            $model = new MdlAdmin();
            $groupID = $model->addGroup($num, $year, $sector);
            $_GET['selectedGroup'] = $groupID;
            $this->showGroupDetails();
        } catch (Exception $e) {
            throw new Exception("invalid form");
        }
    }

    public function addUserToGroup(): void
    {
        try {
            $userToAdd = Validation::filter_int($_GET['userToAdd'] ?? null);
            $group = Validation::filter_int($_GET['groupID'] ?? null);
            $model = new MdlAdmin();
            $model->addUserToGroup($userToAdd, $group);
            $_GET['selectedGroup'] = $group;
            $this->showGroupDetails();
        } catch (Exception $e) {
            throw new Exception("invalid IDs");
        }
    }
}