<?php
/**
 * Created by PhpStorm.
 * User: wniu
 * Date: 2022/3/15
 * Time: 10:17 上午
 */

namespace addons\Course\api\modules\v1\controllers;

use addons\Course\common\enums\CourseEnum;
use addons\Course\common\logic\Video;
use addons\Course\common\logic\Watch;
use addons\Course\common\models\AddonsCourse;
use addons\Course\common\models\AddonsCourseBought;
use addons\Course\common\models\AddonsCourseChapter;
use addons\Course\common\models\AddonsCourseChapterLikes;
use addons\Course\common\models\AddonsCourseDirectorys;
use addons\Course\common\models\AddonsCourseRelays;
use addons\Course\common\models\CoursePromoter;
use addons\Course\common\models\CourseWatchLog;
use api\controllers\OnAuthController;
use common\enums\RabbitMqEnum;
use common\enums\StatusEnum;
use common\models\user\User;

class CourseController extends OnAuthController
{

    public $modelClass = '';

    /**
     * 不用进行登录验证的方法
     *
     * 例如： ['index', 'update', 'create', 'view', 'delete']
     * 默认全部需要验证
     *
     * @var array
     */
    protected $authOptional = ['detail', 'chapter'];

    public function actionDetail()
    {
        $get = \Yii::$app->request->get();
        $res = \Yii::$app->services->validate->validate($get, [
            [['course_id'], 'required'],
        ]);
        if ($res === false) return $this->error(\Yii::$app->services->validate->getErrorMessage());

        //课程详情
        $list = AddonsCourse::getCourseListWithMemberprice($this->user, $this->mall_id, $get['course_id'], [], '*');
        $course = $list['list'][0] ?? [];
        if (empty($course) || $course['status'] != StatusEnum::ENABLED) {
            return $this->error("课程不存在或已下架");
        }
        //去掉不需要返回的数据字段
        $course['created_at'] = date("m月d日", $course['created_at']);
        unset($course['is_open_vm'], $course['vm_shares'], $course['vm_likes'], $course['vm_downloads'], $course['vm_views'], $course['updated_at'], $course['status']);

        $can_play_res = AddonsCourse::courseCanPlay($get['course_id'], $this->mall_id, $this->user);
        $is_can_play = $can_play_res['is_can_play'];
        // 当前用户还需要转发的次数。如果不是转发观看的课程，need_relays = 0；
        $need_relays = $can_play_res['need_relays'] ?? 0;
        // 当前用户已经转发的次数。如果不是转发观看的课程，current_user_relayed_times = 0；
        $current_user_relayed_times = $can_play_res['current_user_relayed_times'] ?? 0;
        if (!empty($this->user_id)) {
            $is_bought = AddonsCourse::courseIsBought($get['course_id'], $this->mall_id, $this->user_id);
            //用户是否点赞
            $is_likes = AddonsCourseChapterLikes::getUserIsLikes($get['course_id'], $this->user_id);
        } else {
            $is_bought = 0;
            $is_likes = 0;
        }


        //章节列表,只有一个，是点击课程进来之后默认播放的章节
        $chapter_model = AddonsCourseChapter::find()->where(["mall_id" => $this->mall_id, "course_id" => $get['course_id'], "status" => StatusEnum::ENABLED]);

        $chapter_lists = $chapter_model->select("id,mall_id,course_id,name,type,goods_list,can_see,views,sort,video_length,thumb_url")
            ->orderBy("sort asc,created_at desc")
            ->asArray()
            ->all();
        $chapter_list = $chapter_lists[0] ?? [];

        $goods_list = [];
        $goods_ids = [];
        if (!empty($chapter_lists)) {
            //获取课程所有商品
            $good_id_strs = array_column($chapter_lists, 'goods_list');
            if (!empty($good_id_strs)) {
                foreach ($good_id_strs as $id_str) {
                    $goods_ids = array_merge($goods_ids, explode(',', $id_str));
                }
                $goods_ids = array_unique($goods_ids);
                $goods_list = AddonsCourseChapter::getAllGoods($goods_ids, false);
            }
        }
        if (!empty($chapter_list)) {
            if ($chapter_list['type'] == CourseEnum::CHAPTER_TYPE_AUDIO) {
                $chapter_list['thumb_url'] = $course['logo'];
            }
        }
        if (1 !== $is_can_play) {
            $chapter_list = null;
        }

        return $this->success('success', compact("course", "chapter_list", "goods_list", "is_likes", 'is_can_play', 'is_bought', 'current_user_relayed_times', 'need_relays'));

    }

    /**
     * 获取章节列表
     * @return mixed
     */
    public function actionChapter()
    {
        $get = \Yii::$app->request->get();
        $res = \Yii::$app->services->validate->validate($get, [
            [['course_id'], 'required'],
        ]);
        if ($res === false) return $this->error(\Yii::$app->services->validate->getErrorMessage());

        $data['list'] = AddonsCourseChapter::find()
            ->select('id,mall_id,course_id,dir_id,name,can_see,views,sort, thumb_url,video_length,goods_list,video_length')
            ->where(['course_id' => $get['course_id'], 'mall_id' => $this->mall_id, "status" => StatusEnum::ENABLED])
            ->orderBy('sort asc,created_at desc')
            ->asArray()
            ->all();

        if (!empty($data['list'])) {
            foreach ($data['list'] as $dk => $dv) {
                $dv['video_length'] = '';
//                if (!empty($dv['video_length'])) {
//                    $video_lengths = explode(':', $dv['video_length']);
//                    $video_lengths[2] = ceil($video_lengths[2]);
//                    $dv['video_length'] = implode(':', $video_lengths);

//                }
                $dv['goods_list'] = AddonsCourseChapter::getAllGoods($dv["goods_list"], false);
                $chapter_list[$dv['dir_id']][] = $dv;
            }
            // 课程目录数据
            $dir_info = AddonsCourseDirectorys::getDirTreeList($this->mall_id, $get['course_id'], 'id,course_id,name as directory_name,parent_id');
            $dir_info = $dir_info['tree'];
            // dd($dir_info);
            if (!empty($dir_info)) {
                foreach ($dir_info as $dik => $div) {
                    if (!empty($chapter_list[$div['id']])) {
                        $dir_info[$dik]['chapter_list'] = $chapter_list[$div['id']];
                    } else {
                        $dir_info[$dik]['chapter_list'] = [];
                    }
                    if (!empty($div['sub_dir'])) {
                        foreach ($div['sub_dir'] as $dsk => $dsv) {
                            if (!empty($chapter_list[$dsv['id']])) {
                                $dir_info[$dik]['sub_dir'][$dsk]['chapter_list'] = $chapter_list[$dsv['id']];
                            } else {
                                $dir_info[$dik]['sub_dir'][$dsk]['chapter_list'] = [];
                            }
                        }
                    }
                }
                // dd($dir_info);
            }
        } else {
            $dir_info = [];
        }
        $data['list'] = $dir_info;
        // dd($data);
        return $this->success('success', $data);
    }


    /**
     * 课程下载
     * @return  mixed
     */
    public function actionDownload()
    {
        $get = \Yii::$app->request->get();
        $res = \Yii::$app->services->validate->validate($get, [
            [['course_id', 'chapter_id'], 'required'],
        ]);
        if ($res === false) return $this->error(\Yii::$app->services->validate->getErrorMessage());

        $course_id = \Yii::$app->request->get('course_id');
        $chapter_id = \Yii::$app->request->get('chapter_id');

        $course = AddonsCourse::getDetail($course_id, $this->mall_id, '*');
        if (empty($course)) {
            return $this->error("课程不存在或已下架");
        }

        $chapter = AddonsCourseChapter::getDetail($chapter_id);
        if (empty($chapter)) {
            return $this->error("课程不存在或已下架");
        }


        //检查用户是否有查看章节的权限
        $can_play_res = AddonsCourse::courseCanPlay($course_id, $this->mall_id, $this->user);
        if (empty($chapter->can_see) && empty($can_play_res['is_can_play'])) {
            return $this->error("您没有权限查看该课程");
        }
        //设置课程视频下载次数  + 1
        //$course->downloads = $course->downloads + 1;
        if (!$course->updateCounters(['downloads' => 1])) {
            return $this->error("保存课程下载次数失败");
        }


        $data = ["video_url" => $chapter->video_url];

        return $this->success('success', $data);
    }


    /**
     * 课程播放
     * @Author:  guyu
     * @DateTime:2021-03-22 14:55
     * @return  mixed
     */
    public function actionPlay()
    {
        $get = \Yii::$app->request->get();
        $res = \Yii::$app->services->validate->validate($get, [
            [['course_id'], 'required'],
            [['course_id'], 'integer'],
            [['chapter_id'], 'safe'],
        ]);
        if ($res === false) return $this->error(\Yii::$app->services->validate->getErrorMessage());


        $course = AddonsCourse::getDetail($get['course_id'], $this->mall_id, '*');
        if (empty($course)) {
            return $this->error("课程不存在或已下架");
        }

        $chapter = AddonsCourseChapter::getDetail($get['chapter_id']);
        if (empty($chapter)) {
            return $this->error("该课程无目录章节");
        }

        if ($chapter->type == CourseEnum::CHAPTER_TYPE_AUDIO) {
            $chapter->thumb_url = $course->logo;
        }
        //检查用户是否有查看章节的权限

        //检查用户是否有查看章节的权限
        $can_play_res = AddonsCourse::courseCanPlay($get['course_id'], $this->mall_id, $this->user);
        if (empty($chapter->can_see) && empty($can_play_res['is_can_play'])) {
            return $this->error("您没有权限查看该课程");
        }

        //增加章节的播放次数 +1
        if (!AddonsCourseChapter::updateViews($get['chapter_id'], $get['course_id'])) {
            return $this->error("保存课程播放次数失败");
        }

        //获取章节的所有商品
        $goods_list = AddonsCourseChapter::getAllGoods($chapter->goods_list, false);

        $data = [
            "video_url" => $chapter->video_url,
            "video_type" => $chapter->type,
            "video_length" => $chapter->video_length,
            "thumb_url" => $chapter->thumb_url,
            "goods_info" => $goods_list,
            "can_see_time" => $chapter->can_see_time,
        ];

        return $this->success('success', $data);
    }


    /**
     * @name:
     * @msg: 已购买课程列表
     * @param {*}
     * @return {*}
     */
    public function actionCourseBought()
    {

        $where[] = ['mall_id' => $this->mall_id, 'user_id' => $this->user_id, 'is_pay' => StatusEnum::ENABLED, 'status' => StatusEnum::ENABLED];

        $params = [
            'where' => $where,
            'with' => 'course',
            'order' => 'created_at desc',
        ];
        $list = AddonsCourseBought::listPage($params, false, true);
        if (!empty($list['list'])) {
            $discount = (string)AddonsCourse::getCurrMemberDiscount($this->user, $this->mall_id);
            foreach ($list['list'] as $k => &$v) {
                $v['course']['member_price'] = bcmul($v['course']['member_price'], $discount, 2);
            }
        }
        return $this->success('success', $list);
    }

    /**
     * @name:
     * @msg: 删除已购买的课程
     * @param {int} $mall_id
     * @param {int} $user_id
     * @param {int} $id 数据记录 id
     * @return {*}
     */
    public function actionDelBought()
    {
        $get = \Yii::$app->request->get();
        $res = \Yii::$app->services->validate->validate($get, [
            [['id'], 'required'],
        ]);
        if ($res === false) return $this->error(\Yii::$app->services->validate->getErrorMessage());


        $model = AddonsCourseBought::getOne([['id' => $get['id'], 'mall_id' => $this->mall_id, 'user_id' => $this->user_id]]);
        if (!$model) {
            return $this->error('课程不存在');
        }
        $model->status = StatusEnum::DELETE;

        $res = $model->save();
        if ($res) {
            return $this->success('删除成功');
        } else {
            return $this->error('删除失败');
        }
    }

    /**
     * @name:
     * @msg:
     * @param {integer} $course_id 课程 id
     * @param {integer} $relay_type 转发方式，1：微信好友，2：微信朋友圈
     * @return {*}
     */
    public function actionCourseRelay()
    {

        $get = \Yii::$app->request->get();
        $res = \Yii::$app->services->validate->validate($get, [
            [['course_id', 'relay_type'], 'required'],
        ]);
        if ($res === false) return $this->error(\Yii::$app->services->validate->getErrorMessage());

        $params['mall_id'] = $this->mall_id;
        $params['user_id'] = $this->user_id;
        $params['course_id'] = $get['course_id'];
        $params['relay_type'] = $get['relay_type'];
        $data = AddonsCourseRelays::setData($params);

        //检查用户是否有查看章节的权限
        $can_play_res = AddonsCourse::courseCanPlay($get['course_id'], $this->mall_id, $this->user);
        if ($data) {
            return $this->success('转发成功', $can_play_res);
        }
        return $this->error('转发失败');
    }

    //增加视频课程观看时长
    public function actionAddWatchLog(){
        try {
            $post = \Yii::$app->request->post();
            $res = \Yii::$app->services->validate->validate($post, [
                [['course_id', 'duration'], 'required'],
            ]);
            if ($res === false) return $this->error(\Yii::$app->services->validate->getErrorMessage());
            $course = AddonsCourse::findOne(['mall_id'=>$this->mall_id,'id'=>$post['course_id'],'status'=>StatusEnum::ENABLED]);
            if(empty($course)) return $this->success();
            $post['mall_id'] = $this->mall_id;
            $post['user_id'] = $this->user_id;
            $res = Watch::add($post);
            if($res==false) return $this->error(Watch::getStaticError());
            if($post['duration']>20){
                //发公众号模板消息 ToDO
                \Yii::$app->services->rabbitMq->push(RabbitMqEnum::EXCHANGE_TASK, RabbitMqEnum::TASK_QUEUE, [
                    'user_id'=>$this->user_id,
                    'mall_id'=>$this->mall_id
                ], Video::class, 'sendWechatMessage');
            }
            return $this->success();
        }catch (\Exception $e){
            return $this->error($e->getMessage());
        }
    }

    //观看进度
    public function actionWatchLog(){
        try {
            $res = CoursePromoter::findOne(['user_id'=>$this->user_id,'mall_id'=>$this->mall_id,'status'=>StatusEnum::ENABLED]);
            if(empty($res)) return $this->error('您不是推广员');
            $params = \Yii::$app->request->get();
            $user_id = $params['user_id'];
            $user = User::findOne(['id'=>$user_id]);
            if(empty($user)||$user['parent_id']!=$this->user_id){
                return $this->error('无查看权限');
            }
            $params['where'][] = ['mall_id'=>$this->mall_id];
            $params['where'][] = ['user_id'=>$user_id];
            $params['where'][] = ['status'=> StatusEnum::ENABLED];
            $params['order'] = 'id desc';
            $params['select'] = 'id,mall_id,user_id,course_id,duration,nums';
            $list = CourseWatchLog::listPage($params, false);
            if(!empty($list['list'])){
                $course_ids = array_column($list['list'],'course_id');
                $course_chapter_list = AddonsCourseChapter::lists(['where'=>[['course_id'=>$course_ids]]]);
                $course_list = AddonsCourse::lists(['where'=>[['id'=>$course_ids]],'select'=>'id,name,logo','index'=>'id']);
                $course_arr = [];
                foreach ($course_chapter_list as $item){
                    if(!empty($item['video_length'])){
                        $video_length_arr = explode(':',$item['video_length']);
                        if(count($video_length_arr)>1){
                            $duration = $video_length_arr[0]*3600+$video_length_arr[1]*60+ bcadd($video_length_arr[2],0,0);
                        }else{
                            $duration =$video_length_arr[0];
                        }
                        if(isset($course_arr[$item['course_id']])){
                            $course_arr[$item['course_id']]+=$duration;
                        }else{
                            $course_arr[$item['course_id']] = $duration;
                        }
                    }
                }
                foreach ($list['list'] as &$item){
                    $total_duration = $course_arr[$item['course_id']]??0;
                    $schedule = 0;
                    if($total_duration>0){
                        $schedule = bcmul($item['duration']/$total_duration,100,2);
                    }
                    $intention = '一般意向';
                    if($schedule>70){
                        $intention='高意向';
                    }elseif ($schedule>30){
                        $intention='中意向';
                    }
                    $item['intention'] = $intention;
                    $item['schedule'] = $schedule.'%';
                    $item['logo'] = '';
                    $item['name'] = '';
                    if(isset($course_list[$item['course_id']])){
                        $item['logo'] = $course_list[$item['course_id']]['logo'];
                        $item['name'] = $course_list[$item['course_id']]['name'];
                    }
                    $item['text'] =Watch::getText($item['duration']);
                    unset($item['duration']);
                }
            }
            return $this->success('成功', $list);
        }catch (\Exception $e){
            return $this->error($e->getMessage());
        }
    }
    //转发记录
    public function actionForwardLog(){
        try {
            $res = CoursePromoter::findOne(['user_id'=>$this->user_id,'mall_id'=>$this->mall_id,'status'=>StatusEnum::ENABLED]);
            if(empty($res)) return $this->error('您不是推广员');
            $params = \Yii::$app->request->get();
            $user_id = $params['user_id'];
            $user = User::findOne(['id'=>$user_id]);
            if(empty($user)||$user['parent_id']!=$this->user_id){
                return $this->error('无查看权限');
            }
            $user_list = User::lists(['where'=>[['parent_id'=>$user_id]],'select'=>'id,nickname,avatar_url','index'=>'id']);
            $child_ids = array_column($user_list,'id');
            $params['where'][] = ['mall_id'=>$this->mall_id];
            $params['where'][] = ['user_id'=>$child_ids];
            $params['where'][] = ['status'=> StatusEnum::ENABLED];
            $params['order'] = 'id desc';
            $params['select'] = 'id,mall_id,user_id,course_id,duration,updated_at';
            $list = CourseWatchLog::listPage($params, false);
            if(!empty($list['list'])){
                $course_ids = array_column($list['list'],'course_id');
                $course_chapter_list = AddonsCourseChapter::lists(['where'=>[['course_id'=>$course_ids]]]);
                $course_list = AddonsCourse::lists(['where'=>[['id'=>$course_ids]],'select'=>'id,name,logo','index'=>'id']);
                $course_arr = [];
                foreach ($course_chapter_list as $item){
                    if(!empty($item['video_length'])){
                        $video_length_arr = explode(':',$item['video_length']);
                        if(count($video_length_arr)>1){
                            $duration = $video_length_arr[0]*3600+$video_length_arr[1]*60+ bcadd($video_length_arr[2],0,0);
                        }else{
                            $duration =$video_length_arr[0];
                        }
                        if(isset($course_arr[$item['course_id']])){
                            $course_arr[$item['course_id']]+=$duration;
                        }else{
                            $course_arr[$item['course_id']] = $duration;
                        }
                    }
                }
                foreach ($list['list'] as &$item){
                    $total_duration = $course_arr[$item['course_id']]??0;
                    $schedule = 0;
                    if($total_duration>0){
                        $schedule = bcmul($item['duration']/$total_duration,100,2);
                    }
                    $intention = '一般意向';
                    if($schedule>70){
                        $intention='高意向';
                    }elseif ($schedule>30){
                        $intention='中意向';
                    }
                    $item['intention'] = $intention;
                    $item['schedule'] = $schedule.'%';
                    $item['name'] = '';
                    $item['nickname'] = '';
                    $item['avatar_url'] = '';
                    if(isset($course_list[$item['course_id']])){
                        $item['name'] = $course_list[$item['course_id']]['name'];
                    }
                    if(isset($user_list[$item['user_id']])){
                        $item['nickname'] = $user_list[$item['user_id']]['nickname'];
                        $item['avatar_url'] = $user_list[$item['user_id']]['avatar_url'];
                    }
                    unset($item['duration']);
                }
            }
            return $this->success('成功', $list);
        }catch (\Exception $e){
            return $this->error($e->getMessage());
        }
    }
}