<?php

namespace App\Controllers;

use App\Models\DailyLearningLogModel;
use CodeIgniter\HTTP\ResponseInterface;

class LearningController extends BaseController
{
    public function endLearning()
    {
        try {
            // 사용자 정보를 세션에서 가져오기
            $userId = session()->get('num');
            $currentDate = date('Y-m-d');

            // 현재 학습 로그 가져오기
            $learningLogModel = new DailyLearningLogModel();
            $existingLog = $learningLogModel->where('user_id', $userId)->where('todate', $currentDate)->first();

            if ($existingLog) {
                $startTime = strtotime($existingLog['start_time']);
                $endTime = time();
                $totalTime = ($endTime - $startTime); // 분 단위로 변환

                $data = [
                    'end_time' => date('H:i:s'),
                    'total_time' => $existingLog['total_time']+$totalTime,
                    'last_json_key' => session()->get('last_json_key') // 세션에서 중단 키 값 가져오기
                ];

                $learningLogModel->update($existingLog['num'], $data);
                return $this->response->setStatusCode(ResponseInterface::HTTP_OK)->setJSON(['message' => 'Learning session ended successfully.']);
            } else {
                return $this->response->setStatusCode(ResponseInterface::HTTP_NOT_FOUND)->setJSON(['message' => 'Learning log not found.']);
            }
        } catch (\Exception $e) {
            log_message('error', 'Error in endLearning: ' . $e->getMessage());
            return $this->response->setStatusCode(ResponseInterface::HTTP_INTERNAL_SERVER_ERROR)->setJSON(['message' => 'An error occurred while ending the learning session.']);
        }
    }
}