<?php

namespace app\api\controller\user;

use app\common\controller\Api;
use app\common\model\user\Study as StudyModel;
use app\common\model\user\Subscription as SubscriptionModel;
/**
 * 学习统计
 */
class Study extends Api
{
    // 无需登录的接口,*表示全部
    protected $noNeedLogin = ["setLog","getMediaProgress"];

    protected $noNeedRight = '*';
    protected $model;
    protected $SubscriptionModel;

    public function _initialize()
    {
        parent::_initialize();
        $this->model = new StudyModel();
        $this->SubscriptionModel = new SubscriptionModel();
    }


    /**
     * 获取学习记录
     * @return void
     */
    public function getStudyLog(){
        $limit = input('limit',10);
        $page = input('page',1);


        $list = $this->model->getStudyLog($this->auth->id,[
            'limit'=>$limit,
            'page'=>$page
        ]);

        $this->success('获取成功', $list);
    }

    /**
     * 获取统计
     * @return void
     */
    public function getStatistics(){
        $time = $this->request->post('time',0);

        $timeLimit = [];
        $data = [];

        $data['log'] = [];

        if($time==0){
            //日
            $timeLimit['start'] = strtotime('today midnight');
            $timeLimit['end'] = strtotime('today 23:59:59');

            for ($i = 6; $i >= 0; $i--) {
                $startOfDay = strtotime("-$i day", strtotime('today'));
                $endOfDay = strtotime("+1 day", $startOfDay) - 1;
                $date = date('m-d', $startOfDay);
                
                $data['log'][$date] = $this->model->getTotal($this->auth->id,['start'=>$startOfDay,'end'=>$endOfDay]);
            }
        }elseif($time==1){
            //周
            $timeLimit['start'] = strtotime('this week');
            $timeLimit['end'] = strtotime('this week +6 days +23 hours +59 minutes +59 seconds');

            $weeks = getPastWeeksOfMonth();

            foreach ($weeks as $item){
                $startDate = date('m.d', $item['startDate']);
                $endDate = date('m.d', $item['endDate']);
                $data['log']["$startDate~$endDate"] = $this->model->getTotal($this->auth->id,['start'=>$item['startDate'],'end'=>$item['endDate']]);
            }
        }else{
            //月
            // 获取今年过去的月份的每月开始时间戳与结束时间戳
            for ($i = 1; $i <= date('n'); $i++) {
                // 计算每月的开始时间戳
                $startOfMonth = strtotime(date('Y-' . $i . '-01'));
                // 计算每月的结束时间戳
                $endOfMonth = strtotime(date('Y-' . $i . '-t'));
                $date = date('m月', $startOfMonth);
                $data['log'][$date] = $this->model->getTotal($this->auth->id,['start'=>$startOfMonth,'end'=>$endOfMonth]);
            }

            $timeLimit['start'] = strtotime('first day of this month midnight');
            $timeLimit['end'] = strtotime('last day of this month 23:59:59');
        }

        $data['total'] = $this->model->getTotal($this->auth->id);
        $data['time_total'] = $this->model->getTotal($this->auth->id,$timeLimit);

        $this->success('获取成功', $data);
    }


    /**
     * 设置记录
     * @return void
     */
    public function setLog(){
        if(!$this->auth->id){
            $this->success('暂未记录');
        }
        $courseId = $this->request->post('course_id','');
        $columnId = $this->request->post('column_id','');
        $pause = $this->request->post('pause',0);
        $mediaProgress = input('media_progress',0);
        //判断课程是否已经订阅

        $userId = $this->auth->id;

        $subscriptionAuth = \app\common\model\user\Subscription::getSubscriptionAuth($this->auth->id,$courseId);

        if(!$subscriptionAuth){
            $this->success("暂无学习权限");
        }

        $this->model->setLog($userId,$courseId,$columnId,$mediaProgress);

        if($pause){
            $this->model->singleSyncCache($userId,$courseId);
        }

        $this->success("操作成功");
    }

    /**
     * 学习完成
     * @return void
     */
    public function finish(){
        $courseId = $this->request->post('course_id','');
        $columnId = $this->request->post('column_id','');

        if(!$courseId){
            $this->error('参数错误');
        }

        $courseSubscriptionAuth = \app\common\model\user\Subscription::getSubscriptionAuth($this->auth->id,$courseId);
        if(!$courseSubscriptionAuth){
            $this->success("暂无学习权限");
        }
        $this->model->singleSyncCache($this->auth->id,$courseId);
        $this->model->where(['course_id'=>$courseId,'user_id'=>$this->auth->id])->update(['finish'=>1]);

        if($columnId){
            $columnSubscriptionAuth = \app\common\model\user\Subscription::getSubscriptionAuth($this->auth->id,$columnId);
            if(!$columnSubscriptionAuth){
                $this->success("暂无学习权限");
            }

            if(\app\admin\library\project\App::isInstall('cert')){
                (new \app\admin\model\app\cert\Grant)->courseCert($this->auth->id,$columnId);
            }
        }


        $this->success("完成");
    }


    /**
     * 获取媒体播放进度
     * @return void
     */
    public function getMediaProgress(){

        if(!$this->auth->isLogin()){
            $this->success('未登录',0);
        }

        $courseId = $this->request->post('course_id','');

        $data = $this->model->where([
            'course_id'=>$courseId,
            'user_id'=>$this->auth->id
        ])->order("id","desc")->field("media_progress")->find();

        $this->success("获取成功",($data ? $data['media_progress'] : 0));
    }

    /**
     * 获取连续学习天数
     * @param $userId
     * @return int
     */
    public function getContinuousStudyDays()
    {
        //获取连续学习天数

        //获取加入时间
        $studyDays = $this->model->getContinuousStudyDays($this->auth->id);
        $joinDays = ceil((time() - $this->auth->createtime) / 86400);


        $this->success("获取成功",[
            'study_days'=>$studyDays,
            'join_days'=>$joinDays
        ]);
    }
}