<?php

namespace app\api\controller;

use addons\epay\library\Service;
use app\common\controller\Api;
use app\common\model\PayOrderModel;
use app\common\model\UniversityCourseApplyModel;
use app\common\model\UniversityCourseModel;
use app\common\model\UniversityEventApplyModel;
use app\common\model\UniversityEventModel;
use app\common\model\Wallet;
use app\utils\CurlUtil;
use app\utils\RedisUtil;
use think\Db;

/**
 * 老年大学 活动板块
 */
class UniversityCourse extends Api
{
    protected $noNeedLogin = [''];
    protected $noNeedRight = ['*'];

    // 活动列表
    public function list()
    {
        $user_id = $this->auth->id;
        $list    = UniversityCourseModel::with([
            'apply' => function ($query) use ($user_id) {
                $query->field('id,course_id,user_id')->where('user_id', $user_id)->where('status', 1);
            }
        ])
            ->field('id,name,image')
            ->where('status', 1)
            ->order('weigh desc,id desc')
            ->autopage()
            ->select();
        $list = json_decode(json_encode($list),true);
        foreach ($list as $k => $v) {
            $list[$k]['apply'] = !empty($v['apply']) ? 1 : 0;
        }
        return $this->success('success', $list);
    }

    // 活动详情
    public function info()
    {
        $params = $this->request->param();
        if (empty($params['course_id'])) {
            return $this->error('参数缺失');
        }
        $user_id = $this->auth->id;

        $info = UniversityCourseModel::with([
            'chapter',
            'apply' => function ($query) use ($user_id) {
                $query->field('id,course_id,user_id')->where('user_id', $user_id)->where('status', 1);
            }
        ])
            ->field('id,name,image,images,content')
            ->where('id', $params['course_id'])
            ->where('status', 1)
            ->find();

        $info['apply'] = !empty($info['apply']) ? 1 : 0;
        return $this->success('success', $info);
    }

    public function apply()
    {
        $params = $this->request->param();
        if (empty($params['course_id'])) {
            return $this->error('参数缺失');
        }
        if (empty($params['name'])) {
            return $this->error('报名信息姓名不能为空');
        }
        if (empty($params['phone'])) {
            return $this->error('报名信息手机号不能为空');
        }
        if (empty($params['coupon_id'])) {
            return $this->error('请选择抵扣券');
        }
        $user_id = $this->auth->id;

        $info = UniversityCourseModel::with([
            'apply' => function ($query) use ($user_id) {
                $query->field('id,course_id,user_id')->where('user_id', $user_id)->where('status', 1);
            }
        ])
            ->field('id,name,image,images,content')
            ->where('id', $params['course_id'])
            ->where('status', 1)
            ->find();
        if (!$info) {
            return $this->error('课程不存在');
        }
        if (!empty($info['apply'])) {
            return $this->error('您已报过名了');
        }

        $coupon = Db::name('vip_coupon_user')->where('user_id',$user_id)->where('id',$params['coupon_id'])->find();
        if (!$coupon || $coupon['status'] != 1){
            return $this->error('优惠券不存在或已使用');
        }

        if ($coupon['end_time'] < time()){
            return $this->error('优惠券已过期');
        }

        if ($coupon['use_frequency_day'] > 0 && $coupon['use_frequency_times'] > 0){
            $use_frequency_times = Db::name('vip_coupon_user')->where('user_id',$user_id)
                ->where('coupon_id',$coupon['coupon_id'])
                ->where('status',2)
                ->whereBetween('use_time',[time() - (86400 * $coupon['use_frequency_day']),time()])
                ->count();
            if ($use_frequency_times >= $coupon['use_frequency_times']){
                return $this->error("优惠券{$coupon['use_frequency_day']}天内仅可使用{$coupon['use_frequency_times']}次！");
            }
        }

        $nowTime = time();
        // 开始报名
        $data = [
            'user_id'     => $user_id,
            'course_id'   => $params['course_id'],
            'order_no'    => createUniqueNo('C', $user_id),
            'name'        => $params['name'],
            'phone'       => $params['phone'],
            'status'      => 1,
            'create_time' => $nowTime
        ];
        Db::startTrans();
        if (!$apply_id = Db::name('university_course_apply')->insertGetId($data)) {
            Db::rollback();
            return $this->error('订单创建失败');
        }
        // 抵扣券
        if (!Db::name('vip_coupon_user')->where('id',$coupon['id'])->update(['order_id'=>$apply_id,'status' => 2,'use_time' => time()])) {
            Db::rollback();
            return $this->error('订单创建失败');
        }
        Db::commit();

        return $this->success('报名成功');
    }

    public function applyList()
    {
        $user_id = $this->auth->id;
        $query = UniversityCourseApplyModel::with([
            'course' => function ($query) {
                $query->field(['id','name','image']);
            },
            'chapters' => function ($query) {
                $query->field(['id','course_id','name']);
            }
        ])->where('user_id',$user_id)->where('status',1)->order('id','desc')->autopage()->select();
        $this->success('success', $query);
    }
}