<?php

namespace app\api\model\course;

use think\Model;
use app\api\model\course\Course;
class GroupBind extends Model
{


    // 表名
    protected $name = 'course_bind_group';

    // 自动写入时间戳字段
    protected $autoWriteTimestamp = 'integer';

    // 定义时间戳字段名
    protected $createTime = 'createtime';
    protected $updateTime = false;
    protected $deleteTime = false;


    public function course()
    {
        return $this->belongsTo('Course', 'course_id', 'id', [], 'right')->setEagerlyType(0);
    }


    /**
     * 获取课程列表
     * @param $groupId 分组ID
     * @param $params 分页信息 page页码 limit获取数量
     * @return array
     */
    public function getCourseList($groupId = 0,$params = []){


        $where = [
            'course.status'=>1,
            'sales_type'=>['like',"%alone%"],
            'hide'=>0
        ];


        if(isset($params['sort']) && !empty($params['sort'])){
            if($params['sort']=='time'){
                $orderField = 'course.createtime';
            }else{
                $orderField = 'course.views';
            }
        }

        if(isset($params['searchKey']) && !empty($params['searchKey'])){
            $where['course.name'] = ['like',"%{$params['searchKey']}%"];
        }

        if(isset($params['type']) && !empty($params['type'])){
            $where['course.type'] = $params['type'];
        }

        if($groupId){
            $where['group_bind.group_id'] = $groupId;
            $rows = self::with(['course'])->order('group_bind.sort','desc');
        }else{
            $rows = Course::alias('course')->order('createtime','desc');
        }


        $list = $rows
            ->where($where)
            ->limit($params['limit'])->page($params['page'])
            ->order($orderField,'desc')
            ->group('course.id')
            ->select();

        $data = [];

        if(!empty($list)){

            $vipAppConfig = \app\common\model\app\Config::getConfig('vip');

            foreach ($list as $item){
                $item['is_vip_goods'] = false;
                if($vipAppConfig['status'] == 1){
                    //判断是否为会员权益课程
                    $item['is_vip_goods'] = \app\api\model\app\vip\CardPrivilege::checkVipGoods($item['id']);
                }
                if($groupId){
                    $item->getRelation('course')->visible(['name','cover','price','price_marking','pay_type','type','id','briefing','is_vip_goods']);
                    $courseData = $item['course']->toArray();
                    $buyData = \app\common\model\course\Course::getPrice($courseData['id']);
                    $buyData['type_text'] = __('type.'.$courseData['type']);
                    $courseData = array_merge($courseData,$buyData);
                    
                    $goodsType = $courseData['type'] ?? '';
                    $isVirtualPay = \app\common\library\pay\VirtualPayService::isUseVirtualPay($goodsType);
                    $courseData['is_virtual_pay'] = $isVirtualPay ? 1 : 0;
                    if ($isVirtualPay) {
                        $courseData = \app\common\library\pay\VirtualPayService::convertPriceFields($courseData, ['price', 'price_marking']);
                    }
                    
                    $data[] = $courseData;
                }else{
                    $item->visible(['name','cover','price','price_marking','pay_type','type','id','briefing','is_vip_goods']);
                    $itemData = $item->toArray();
                    $buyData = \app\common\model\course\Course::getPrice($itemData['id']);
                    $itemData = array_merge($itemData,$buyData);
                    
                    $goodsType = $itemData['type'] ?? '';
                    $isVirtualPay = \app\common\library\pay\VirtualPayService::isUseVirtualPay($goodsType);
                    $itemData['is_virtual_pay'] = $isVirtualPay ? 1 : 0;
                    if ($isVirtualPay) {
                        $itemData = \app\common\library\pay\VirtualPayService::convertPriceFields($itemData, ['price', 'price_marking']);
                    }
                    
                    $data[] = $itemData;
                }


            }
        }

        return $data;
    }

    /**
     * 通过多个分组ID获取课程列表
     * @param array $groupIds 分组ID数组
     * @param array $params 分页信息 page页码 limit获取数量
     * @return array
     */
    public function getCourseListByGroupIds($groupIds = [], $params = [])
    {
        if (empty($groupIds)) {
            return [];
        }

        $where = [
            'course.status' => 1,
            'sales_type' => ['like', "%alone%"],
            'hide' => 0
        ];

        $orderField = 'course.createtime';
        if (isset($params['sort']) && !empty($params['sort'])) {
            if ($params['sort'] == 'time') {
                $orderField = 'course.createtime';
            } else {
                $orderField = 'course.views';
            }
        }

        if (isset($params['searchKey']) && !empty($params['searchKey'])) {
            $where['course.name'] = ['like', "%{$params['searchKey']}%"];
        }

        if (isset($params['type']) && !empty($params['type'])) {
            $where['course.type'] = $params['type'];
        }

        $query = self::with(['course'])
            ->where('group_bind.group_id', 'in', $groupIds)
            ->where($where);

        if (isset($params['limit']) && isset($params['page'])) {
            $query = $query->limit($params['limit'])->page($params['page']);
        }

        $list = $query
            ->order('group_bind.sort', 'desc')
            ->order($orderField, 'desc')
            ->group('course.id')
            ->select();

        $data = [];

        if (!empty($list)) {
            $vipAppConfig = \app\common\model\app\Config::getConfig('vip');

            foreach ($list as $item) {
                $item['is_vip_goods'] = false;
                if ($vipAppConfig['status'] == 1) {
                    $item['is_vip_goods'] = \app\api\model\app\vip\CardPrivilege::checkVipGoods($item['id']);
                }
                $item->getRelation('course')->visible(['name', 'cover', 'price', 'price_marking', 'pay_type', 'type', 'id', 'briefing', 'is_vip_goods']);
                $courseData = $item['course']->toArray();
                $buyData = \app\common\model\course\Course::getPrice($courseData['id']);
                $buyData['type_text'] = __('type.' . $courseData['type']);
                $courseData = array_merge($courseData, $buyData);
                
                $goodsType = $courseData['type'] ?? '';
                $isVirtualPay = \app\common\library\pay\VirtualPayService::isUseVirtualPay($goodsType);
                $courseData['is_virtual_pay'] = $isVirtualPay ? 1 : 0;
                if ($isVirtualPay) {
                    $courseData = \app\common\library\pay\VirtualPayService::convertPriceFields($courseData, ['price', 'price_marking']);
                }
                
                $data[] = $courseData;
            }
        }

        return $data;
    }

}