94 lines
2.4 KiB
PHP
94 lines
2.4 KiB
PHP
<?php
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namespace app\common\model\course;
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use think\Model;
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use app\api\model\course\ColumnBind;
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use app\common\model\user\Subscription;
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use app\common\exception\Exception;
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class Course extends Model
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{
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// 表名
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protected $name = 'course';
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// 自动写入时间戳字段
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protected $autoWriteTimestamp = 'integer';
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// 定义时间戳字段名
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protected $createTime = 'createtime';
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protected $updateTime = false;
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protected $deleteTime = false;
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/**
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* 获取课程价格
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* @param $id
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* @return array
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*/
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public static function getPrice($id){
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$data = self::get($id);
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if(!$data){
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return false;
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}
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$buyData = [
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'pay_type'=>$data['pay_type'],
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'price'=>$data['price'],
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'sales_type'=>json_decode($data['sales_type'],true)
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];
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if($data['pay_type'] != 'free'){
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//判断是否在专栏中设置了试看
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//如果专栏是免费的，那么专栏下的所有课程都可查看
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$columnBind = ColumnBind::with([
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'column'
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])->where(function ($query) use ($data) {
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$query->where([
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'course_id'=>$data['id'],
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'try'=>1,
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'column.status'=>1,
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'column.uniacid'=>UNIACID
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]);
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})->whereOr(function ($query) use ($data) {
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$query->where([
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'course_id'=>$data['id'],
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'column.status'=>1,
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'column.pay_type'=>'free',
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'column.uniacid'=>UNIACID
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]);
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})->field(["column.id"])->select();
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if($columnBind){
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$buyData['pay_type'] = 'free';
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}
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}
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return $buyData;
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}
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/**
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* 检查课程销售类型
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* @param $row 课程详情
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* @return false
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*/
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public static function checkSalesType($row){
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$row['sales_type'] = json_decode($row['sales_type'],true);
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if($row['type'] != 'column' && (!$row['sales_type'] || !in_array("alone",$row['sales_type']))){
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throw new Exception("该课程未开启单独售卖");
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}
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if($row['type'] == 'column' && !in_array("alone",$row['sales_type'])){
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throw new Exception("该专栏未开启单独售卖");
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}
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return false;
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}
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}
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