<?php
namespace app\mobile\controller;

use think\Validate;
use think\Db;
use app\common\controller\Api;
use app\mobile\model\Class as ClassModel;
use app\mobile\model\ClassBanner;
use app\mobile\model\ClassCatalog;
use app\mobile\model\ClassAppraise;

/**
 * 课程接口
 */
class Class extends Api
{
	protected $noNeedLogin = ['banner','index','info','catalog','appraiseList'];
    protected $noNeedRight = ['*'];

    public function _initialize()
    {
        parent::_initialize();
    }

    /**
     * @ApiTitle    (课程-轮播图)
     * @ApiSummary  (课程-轮播图)
     * @ApiMethod   (POST)
     *
     * @ApiReturn({
        "code": 1,
        "msg": "成功",
        "time": "1599201246",
        "data": [{
            "id": 1, //密卷名称
            "title": "测试密卷", //密卷标题
            "do_num": 20, //做过人数
            "current_price": "10.00", //现价
            "original_price": "10000.00" //原价
        }]
    })
     */
    public function banner()
    {
        $list = ClassBanner::order('createtime desc')->field('id,image')->select();
        $this->success('成功',$list);
    }

    /**
     * @ApiTitle    (论坛-首页)
     * @ApiSummary  (论坛-首页)
     * @ApiMethod   (POST)
     * @ApiParams   (name="forum_category_id", type="inter", required=false, description="话题分类ID")
     * @ApiParams   (name="order", type="inter", required=false, description="排序方式:0=综合排序,1=按学习人数,2=价格从低到高,3=价格从高到低")
     * @ApiParams   (name="page", type="inter", required=false, description="当前页(默认1)")
     * @ApiParams   (name="page_num", type="inter", required=false, description="每页显示数据个数（默认10）")
     * @ApiReturn({
        "code": 1,
        "msg": "成功",
        "time": "1599201246",
        "data": [{
            "id": 1, //密卷名称
            "title": "测试密卷", //密卷标题
            "do_num": 20, //做过人数
            "current_price": "10.00", //现价
            "original_price": "10000.00" //原价
        }]
    })
     */
    public function index()
    { 
        $order = $this->request->param('order',0);
        $page = $this->request->param('page', 1, 'intval');
        $page_num = $this->request->param('page_num', 10, 'intval');
        switch ($order) {
            case 0:
                $order = ['is_top' => 'desc','top_time' => 'desc'];
                break;
            case 1:
                $order = ['study_num' => 'desc'];
                break;
            case 2:
                $order = ['current_price' => 'asc'];
                break;
            case 3:
                $order = ['current_price' => 'desc'];
                break;
        }
        $data = ClassModel::where($where)
            ->field("
            	id,
            	title,
            	cover,
            	current_price,
            	original_price,
            	(study_num_virtua + study_num_real) study_num
            ")
            ->order($order)
            ->paginate($page_num,false,['page'=>$page])
            ->toArray();
        $this->success('成功',['total'=>$data['total'],'list'=>$data['list']]);
    }

    /**
     * @ApiTitle    (课程详情)
     * @ApiSummary  (课程详情)
     * @ApiMethod   (POST)
     * 
     * @ApiParams (name="class_id", type="int", required=true, description="课程ID")
     *
     * @ApiReturn({
        "code": 1,
        "msg": "成功",
        "time": "1599046220",
        "data": {
            "id": 1, //试卷ID
            "title": "测试试卷", //试卷标题
            "year": 2015, //年费（单位：年）
            "time": 100, //答题时间（单位：分）
            "pass_score": 80, //合格分数
            "description": "这个还行", //试卷描述
            "do_num": 10, //回答人数
            "full_score": 100 //试卷分数（单位：分）
        }
    })
     */
    public function info()
    {
    	$class_id = $this->request->param('class_id');
    	empty($class_id) && $this->error('缺少必要参数');
    	$info = ClassModel::get($class_id);
    	// 课程视频
    		// 第一节目录
	    	$catalog_parent = ClassCatalog::where('class_id',$class_id)
	    		->where('pid',0)
	    		->order('weigh asc')
	    		->find();
	    	// 第一节目录下的第一课程
	    	$catalog_child = ClassCatalog::where('class_id',$class_id)
	    		->where('pid',$catalog_parent['id'])
	    		->order('weigh asc')
	    		->find();
	    	$video = '';
	    	if(!empty($catalog_parent) && !empty($catalog_child)){
	    		$video = $catalog_child['video'];
	    	}
    	$info['video'] = $video;
        $this->success('成功',);
    }

    /**
     * @ApiTitle    (课程详情-目录)
     * @ApiSummary  (课程详情-目录)
     * @ApiMethod   (POST)
     *
     * @ApiHeaders  (name=token, type=string, required=true, description="请求的Token")
     * @ApiParams (name="class_id", type="int", required=true, description="课程ID")
     *
     * @ApiReturn({
        "code": 1,
        "msg": "成功",
        "time": "1599046220",
        "data": {
            "id": 1, //试卷ID
            "title": "测试试卷", //试卷标题
            "year": 2015, //年费（单位：年）
            "time": 100, //答题时间（单位：分）
            "pass_score": 80, //合格分数
            "description": "这个还行", //试卷描述
            "do_num": 10, //回答人数
            "full_score": 100 //试卷分数（单位：分）
        }
    })
     */
    public function catalog()
    {
        $class_id = $this->request->param('class_id');
    	empty($class_id) && $this->error('缺少必要参数');
    	$list = ClassCatalog::where('class_id',$class_id)
    		->where('pid',0)
    		->field('id,name')
    		->order('weigh asc')
    		->select();
    	foreach ($list as &$v) {
    		$childlist = ClassCatalog::where('pid',$v['id'])
    			->where('class_id',$class_id)
    			->order('weigh asc')
    			->select();
    		foreach ($childlist as $val) {
    			$val->visible(['id','name','video']);
    		}
    		$v['childlist'] = $childlist;
    	}
        $this->success('成功',$list);
    }

    /**
     * @ApiTitle    (课程详情-评价)
     * @ApiSummary  (课程详情-评价)
     * @ApiMethod   (POST)
     *
     * @ApiParams (name="class_id", type="int", required=true, description="课程ID")
     * @ApiParams   (name="page", type="inter", required=false, description="当前页(默认1)")
     * @ApiParams   (name="page_num", type="inter", required=false, description="每页显示数据个数（默认10）")
     *
     * @ApiReturn({
        "code": 1,
        "msg": "成功",
        "time": "1599046220",
        "data": {
            "id": 1, //试卷ID
            "title": "测试试卷", //试卷标题
            "year": 2015, //年费（单位：年）
            "time": 100, //答题时间（单位：分）
            "pass_score": 80, //合格分数
            "description": "这个还行", //试卷描述
            "do_num": 10, //回答人数
            "full_score": 100 //试卷分数（单位：分）
        }
    })
     */
    public function appraiseList()
    {
        $class_id = $this->request->param('class_id');
        $page = $this->request->param('page', 1, 'intval');
        $page_num = $this->request->param('page_num', 10, 'intval');
    	empty($class_id) && $this->error('缺少必要参数');
    	$data = ClassAppraise::with(['user'])
            ->where('class_id',$class_id)
            ->order('createtime desc')
            ->paginate($page_num,false,['page'=>$page])
            ->each(function($v){
                $v->visible(['id','star','content','createtime','user']);
                $v->createtime = date('Y.m.d H:i',$v['createtime']);
                $v->getRelation('user')->visible(['user_id','avatar','nickname']);
            })->toArray();
        $this->success('成功',['total'=>$data['total'],'list'=>$data['list']]);
    }

    /**
     * @ApiTitle    (下载)
     * @ApiSummary  (下载)
     * @ApiMethod   (POST)
     *
     * @ApiParams (name="forum_id", type="int", required=true, description="话题ID")
     *
     * @ApiReturn({
        "code": 1,
        "msg": "成功",
        "time": "1599046220",
        "data": {
            "id": 1, //试卷ID
            "title": "测试试卷", //试卷标题
            "year": 2015, //年费（单位：年）
            "time": 100, //答题时间（单位：分）
            "pass_score": 80, //合格分数
            "description": "这个还行", //试卷描述
            "do_num": 10, //回答人数
            "full_score": 100 //试卷分数（单位：分）
        }
    })
     */
    public function download()
    {
        $forum_id = $this->request->param('forum_id');
    }
}