<?php

namespace app\client\controller;

use app\model\TrainClass;
use app\model\TrainCourse;
use app\model\TrainDoneLog;
use think\facade\Db;
use think\facade\Console;
use app\model\TrainCourseView;
use app\model\TrainClassCate;
use app\model\Company;
use app\event\FootPrints;

class Train extends Base
{
    public function __construct()
    {
        $this->request = request();
        $token = $this->request->token;
        $root_id = $token['root_org'];
        if(!in_array($root_id,[23])) return json(['code' => 0, 'data' => '']);
    }

   /**
    * 课程分类列表接口
    */
   public function get_train_class_cate()
   {
        $token = $this->request->token;
		$w[] = ['root_id','=',$token['root_org']];
        $w[] = ['pid','=',0];
		$list = TrainClassCate::where($w)->field('id,name')->order(['order'=>'asc','id'=>'desc'])->select();
        $footdata = ['id'=>(int)$token['root_org']];
        event(new FootPrints($token['uid'], $token['share_employee'] ?? 0, $token['share_org'] ?? 0, $footdata, 'TrainClassList'));
		return json(['code' => 0, 'data' => $list]);
   }
   /**
     * 获取课程培训标签
     */
    public function get_train_class_label()
    {
		$token = $this->request->token;

		$pid = input('pid',0);

		$w[] = ['root_id','=',$token['root_org']];
		$w[] = ['pid','=',$pid];

		$list = TrainClassCate::where($w)->field('id,name')->order('id asc')->select();

		return json(['code' => 0, 'data' => $list]);

    }
   /**
    * 课程列表接口
    */
    public function trainClassList()
    {
        $token = $this->request->token;
        $param = $this->request->only(['page'=>1,'limit'=>10]);
        $condition = [
            ['root_id','=',$token['root_org']],
            ['del','=',0],
            ['publish','=',1],
            ['from_type','=',0]
        ];
       $cate = input('cate','');
       if ($cate) $condition[] = ['cate','=',$cate];

       $label = input('label','');
       if ($label) $condition[] = ['label','=',$label];

       $keyword = input('keyword','');
       if ($keyword) $condition[] = ['title','like','%'.trim($keyword).'%'];
       $sql = TrainClass::field('id,title,cover,course_id,category,view,train_employee,addtime,type');
       $data = $sql->where($condition)->page($param['page'],$param['limit'])->order('addtime desc')->select()->toArray();
       // 查询课程多少人参与，课程章节数
       foreach($data as &$item){
           $item['course_num'] = empty($item['course_id']) ? 0 : count(explode(',',$item['course_id']));
       }
       return json(['code' => 0, 'data' => $data]);
    }
    /**
     * 课程课件列表
     */
    public function trainCourseList($page , $class_id)
    {
    	$from = input('from',0) ? 1 : 0;
    	$class = TrainClass::where(['id'=>$class_id , 'root_id'=>$this->request->token['root_org'] , 'publish'=>1 , 'del'=>0])->field('course_id,type')->find();
    	if(empty($class)) return json(['code' => 0, 'data' => []]);
    	
        $data = TrainCourse::field('id,title,type')->where([['id', 'in', $class['course_id']],['root_id','=',$this->request->token['root_org']]])->page($page , 20)->order('addtime desc')->select()->toArray();
        
        return json(['code' => 0, 'data' => $data]);
    }
    /**
     * 课程内容详情
     */
    public function classDetail($class_id)
    {
    	$token = $this->request->token;
    	$from = input('from',0) ? 1 : 0;
        $data = TrainClass::where([['id','=',$class_id],['root_id','=',$token['root_org']],['del','=',0],['publish','=',1]])->field('id,title,cover,des,course_id,type,category,train_employee,addtime,from_type,from_root_id')->find();
        if(empty($data)) return json(['code' => 0, 'data' => []]);

        $data['course_num'] = empty($data['course_id']) ? 0 : count(explode(',',$data['course_id']));
        $data['done_log_num'] = TrainDoneLog::where([['from','=',$from],['class_id','=',$data['id']] , ['root_id','=',$token['root_org']] , ['done_percent','>',0]])->count();
        //课程来源
		if ($data['from_type'] == 0)
		{
			$data['from'] = '店面发布';
		} elseif ($data['from_type'] == 1) {
			$data['from'] = '集团指派';
		} else {
			$company = Company::where('root_id',$data['from_root_id'])->value('company_name');
			$data['from'] = '集团从'.$company.'共享';
		}
        event(new FootPrints($token['uid'], $token['share_employee'] ?? 0, $token['share_org'] ?? 0, $data, 'TrainClass'));
        return json(['code' => 0, 'data' => $data]);
    }
    /**
     * 课件内容详情
     */
    public function courseDetail($course_id,$class_id)
    {
    	$token = $this->request->token;
        $data = TrainCourse::where(['id'=> $course_id , 'root_id'=>$token['root_org']])->find()->toArray();
        $data['page_num'] = 0;
        //pdf 页数
        if ($data['type']=='pdf') {
            $data['page_num'] = $data['file'] ? $this->getPageTotal($data['file']) : 0;
        }
        $data['class_title'] = TrainClass::where([['id','=',$class_id],['root_id','=',$token['root_org']]])->value('title');
        $data['class_id'] = $class_id;
        event(new FootPrints($token['uid'], $token['share_employee'] ?? 0, $token['share_org'] ?? 0, $data, 'TrainCourse'));
        return json(['code' => 0, 'data' => $data]);
    }
    /**
    * 获取PDF的页数
    */
    public function getPageTotal($path){
        // 打开文件
        if (!$fp = @fopen($path,"r")) {
            $error = "打开文件{$path}失败";
            return 0;
        } else {
            $max=0;
            while(!feof($fp)) {
                $line = fgets($fp,255);
                if (preg_match('/\/Count [0-9]+/', $line, $matches)){
                    preg_match('/[0-9]+/',$matches[0], $matches2);
                    if ($max<$matches2[0]) $max=$matches2[0];
                }
            }
            fclose($fp);
            // 返回页数
            return $max;
        }
    }


}


?>