<?php

namespace App\Controllers\Admin;

use App\Controllers\BaseController;
use App\Models\AuditLogModel;
use App\Models\UserModel;

class AuditLogs extends BaseController
{
    protected $auditLogModel;
    protected $userModel;

    public function __construct()
    {
        $this->auditLogModel = new AuditLogModel();
        $this->userModel = new UserModel();
    }

    /**
     * Display audit logs with pagination
     */
    public function index()
    {
        // Check if user is admin
        if (session()->get('role') !== 'admin') {
            return redirect()->to('/admin/dashboard')
                ->with('error', 'Anda tidak memiliki akses ke halaman ini.');
        }

        // Get search query
        $search = $this->request->getGet('search');
        $actionFilter = $this->request->getGet('action');
        $userFilter = $this->request->getGet('user');

        // Build query
        $this->auditLogModel->select('audit_logs.*, users.username, users.email')
            ->join('users', 'users.id = audit_logs.user_id', 'left')
            ->orderBy('audit_logs.created_at', 'DESC');

        // Apply search filter
        if (!empty($search)) {
            $this->auditLogModel->groupStart()
                ->like('audit_logs.action', $search)
                ->orLike('users.username', $search)
                ->orLike('users.email', $search)
                ->orLike('audit_logs.ip_address', $search)
                ->groupEnd();
        }

        // Apply action filter
        if (!empty($actionFilter)) {
            $this->auditLogModel->where('audit_logs.action', $actionFilter);
        }

        // Apply user filter
        if (!empty($userFilter)) {
            $this->auditLogModel->where('audit_logs.user_id', $userFilter);
        }

        // Get paginated results
        $perPage = 20;
        $page = (int) ($this->request->getGet('page') ?? 1);
        $auditLogs = $this->auditLogModel->paginate($perPage, 'default', $page);
        $pager = $this->auditLogModel->pager;
        $total = $pager->getTotal();

        // Get unique actions for filter dropdown
        $actions = $this->auditLogModel->select('action')
            ->distinct()
            ->orderBy('action', 'ASC')
            ->findAll();

        // Get users for filter dropdown
        $users = $this->userModel->select('id, username, email')
            ->orderBy('username', 'ASC')
            ->findAll();

        $data = [
            'title' => 'Audit Log',
            'auditLogs' => $auditLogs,
            'pager' => $pager,
            'search' => $search,
            'actionFilter' => $actionFilter,
            'userFilter' => $userFilter,
            'actions' => $actions,
            'users' => $users,
            'total' => $total,
        ];

        return view('admin/audit-logs/index', $data);
    }
}