<?php
declare(strict_types=1);

require_once dirname(dirname(__DIR__)) . '/bootstrap.php';

function task_cert_admin_task_list_action(): array
{
    $auth = TaskCertAuthContext::fromGlobals();
    if (!$auth->hasPermission('r-task-cert-admin')) {
        return [
            'error' => 'Keine Berechtigung für die Aufgaben-Administration.',
            'tasks' => [],
        ];
    }

    $services = task_cert_services();
    $searchQuery = TaskCertRequest::queryString('q', '');
    $categoryIdFilter = TaskCertRequest::queryInt('category_id', 0);
    if ($categoryIdFilter < 0) {
        $categoryIdFilter = 0;
    }

    $tasks = $services['taskDefinitionService']->listTasksForAdmin($searchQuery, $categoryIdFilter);
    $categoryFilter = null;

    if ($categoryIdFilter > 0) {
        $categoryService = $services['taskCategoryService'] ?? null;
        if ($categoryService instanceof TaskCategoryService) {
            $categoryFilter = $categoryService->getById($categoryIdFilter);
        }
    }

    $myTasks = [];
    $contactId = $auth->contactId();
    if ($contactId > 0) {
        $myTasks = $services['taskDefinitionService']->listTasksForResponsible($contactId);
    }

    $lookupRepo = $services['lookupRepo'] ?? null;

    $selectedContactId = TaskCertRequest::queryInt('contact_id', 0);
    $contactAssignments = [];
    $selectedContactName = '';
    if ($selectedContactId > 0 && $lookupRepo instanceof TaskLookupRepository) {
        $contact = $lookupRepo->getContactById($selectedContactId);
        if (is_array($contact)) {
            $selectedContactName = trim((string) ($contact['name'] ?? ''));
            if ($selectedContactName === '') {
                $selectedContactName = trim((string) ($contact['email'] ?? 'Kontakt #' . $selectedContactId));
            }
        }
        if ($selectedContactName === '') {
            $selectedContactName = 'Kontakt #' . $selectedContactId;
        }
        $contactAssignments = $services['assignmentRepo']->listByContactId($selectedContactId);
    }

    return [
        'error' => null,
        'tasks' => $tasks,
        'my_tasks' => $myTasks,
        'search_query' => $searchQuery,
        'category_id_filter' => $categoryIdFilter,
        'category_filter' => $categoryFilter,
        'selected_contact_id' => $selectedContactId,
        'selected_contact_name' => $selectedContactName,
        'contact_assignments' => $contactAssignments,
        'csrf_token' => TaskCertCsrf::token(),
    ];
}