<?php

namespace App\Controllers\View;

use App\Controllers\BaseController;
use App\Services\AcademicStatisticsService;

class StatsController extends BaseController
{
    public function index()
    {
        $schoolYear = $this->currentSchoolYearName();
        $statistics = (new AcademicStatisticsService())->forSchoolYear($schoolYear);

        return view('administrator/stats', [
            'schoolYear' => $schoolYear,
            'statistics' => $statistics,
            'canViewFinancialStats' => $this->canViewFinancialStats(),
        ]);
    }

    private function canViewFinancialStats(): bool
    {
        $roles = array_map(
            static fn ($role): string => strtolower(trim((string) $role)),
            array_filter(array_merge((array) session()->get('roles'), [session()->get('role')]))
        );

        if ((bool) array_intersect(array_unique($roles), [
            'admin',
            'administrator',
            'administrative staff',
            'principal',
        ])) {
            return true;
        }

        helper('auth');
        $userId = (int) (session()->get('user_id') ?? 0);

        return $userId > 0 && function_exists('has_permission')
            && has_permission($userId, 'view_financial_reports');
    }

    public function calendar()
    {
        return view('/calendars');
    }

    public function support()
    {
        return view('/support');
    }

    public function contactUs()
    {
        return view('/contact_us');
    }
}