<?php
/**
 * Admin Service Request Controller
 */

class AdminServiceRequestController {
    private $view;
    private $db;

    public function __construct() {
        $this->view = new View();
        $this->db = Database::getInstance();
        
        if (!isset($_SESSION['admin_id'])) {
            Helper::redirect(Helper::url('/admin/login'));
        }
    }

    public function index() {
        $status = $_GET['status'] ?? 'all';
        
        $where = '';
        $params = [];
        
        if ($status !== 'all') {
            $where = 'WHERE status = ?';
            $params[] = $status;
        }
        
        $requests = $this->db->fetchAll(
            "SELECT * FROM service_requests $where ORDER BY created_at DESC",
            $params
        );

        // İstatistikler
        $stats = [
            'all' => $this->db->fetchOne("SELECT COUNT(*) as total FROM service_requests")['total'],
            'new' => $this->db->fetchOne("SELECT COUNT(*) as total FROM service_requests WHERE status = 'new'")['total'],
            'contacted' => $this->db->fetchOne("SELECT COUNT(*) as total FROM service_requests WHERE status = 'contacted'")['total'],
            'scheduled' => $this->db->fetchOne("SELECT COUNT(*) as total FROM service_requests WHERE status = 'scheduled'")['total'],
            'completed' => $this->db->fetchOne("SELECT COUNT(*) as total FROM service_requests WHERE status = 'completed'")['total'],
            'cancelled' => $this->db->fetchOne("SELECT COUNT(*) as total FROM service_requests WHERE status = 'cancelled'")['total'],
        ];

        $this->view->set('page_title', 'Servis Talepleri');
        $this->view->set('requests', $requests);
        $this->view->set('stats', $stats);
        $this->view->set('current_status', $status);
        
        // Değişkenleri extract et
        extract([
            'requests' => $requests,
            'stats' => $stats,
            'current_status' => $status
        ]);
        
        require_once APP_PATH . '/app/views/admin/service-requests/index.php';
    }

    public function view($id) {
        $request = $this->db->fetchOne("SELECT * FROM service_requests WHERE id = ?", [$id]);
        
        if (!$request) {
            $_SESSION['error'] = 'Servis talebi bulunamadı!';
            Helper::redirect(Helper::url('/admin/service-requests'));
        }

        // Talebi okundu olarak işaretle
        if ($request['status'] === 'new') {
            $this->db->update('service_requests', ['status' => 'contacted'], 'id = ?', [$id]);
            $request['status'] = 'contacted'; // Güncellenmiş durumu göster
        }

        $this->view->set('page_title', 'Servis Talebi Detayı');
        $this->view->set('request', $request);
        
        // Değişkenleri extract et
        extract(['request' => $request]);
        
        require_once APP_PATH . '/app/views/admin/service-requests/view.php';
    }

    public function delete($id) {
        $this->db->delete('service_requests', 'id = ?', [$id]);
        $_SESSION['success'] = 'Servis talebi başarıyla silindi!';
        Helper::redirect(Helper::url('/admin/service-requests'));
    }

    public function updateStatus($id) {
        $status = $_GET['status'] ?? 'contacted';
        
        if (!in_array($status, ['new', 'contacted', 'scheduled', 'completed', 'cancelled'])) {
            $status = 'contacted';
        }
        
        $this->db->update('service_requests', ['status' => $status], 'id = ?', [$id]);
        $_SESSION['success'] = 'Servis talebi durumu güncellendi!';
        Helper::redirect(Helper::url('/admin/service-requests'));
    }
}