wx.sstbc.com/app/Models/Course.php

<?php


namespace App\Models;


use EasyWeChat\Factory;
use Illuminate\Filesystem\Filesystem;

class Course extends SoftDeletesModel
{
    protected $appends = ['date_status', 'publicize', 'sign_date_status', 'qrcode', 'teacher_detail'];

    protected $casts = ['publicize_ids' => 'json'];

    public function getQrcodeAttribute($value)
    {
        return $this->getCourseQrcode($this->attributes['id']);
    }

    public function getTeacherDetailAttribute($value)
    {
        $teacherIds = explode(',', $this->teacher_id);
        return Teacher::whereIn('id', $teacherIds)->get();
    }

    public function getPublicizeAttribute($value)
    {
        if (empty($this->publicize_ids)) return [];
        return Upload::whereIn('id', $this->publicize_ids)->get();
    }

    public function getDateStatusAttribute()
    {
        $text = '课程未开始';
        if ($this->course_status == 10) {
            $text = '课程进行中';
        }
        if ($this->course_status == 40) {
            $text = '课程已结束';
        }
        return $text;
    }

    public function getSignDateStatusAttribute()
    {
        $text = '未开始';
        if ($this->sign_status == 10) {
            $text = '进行中';
        }
        if ($this->sign_status == 40) {
            $text = '已结束';
        }
        return $text;
    }

    public function typeDetail()
    {
        return $this->hasOne(CourseType::class, 'id', 'type');
    }

    public function courseForms()
    {
        return $this->hasMany(CourseForm::class, 'course_id', 'id');
    }

    public function teacher()
    {
        return $this->hasOne(Teacher::class, 'id', 'teacher_id');
    }

    public function courseSettings()
    {
        return $this->hasMany(CourseSetting::class, 'course_id', 'id');
    }

    public function coursePeriods()
    {
        return $this->hasMany(CoursePeriod::class, 'course_id', 'id');
    }

    public function courseSigns()
    {
        return $this->hasMany(CourseSign::class, 'course_id', 'id');
    }

    public function image()
    {
        return $this->hasOne(Upload::class, 'id', 'image_id');
    }

    public function qunImage()
    {
        return $this->hasOne(Upload::class, 'id', 'qun_image_id');
    }

    public function courseContents()
    {
        return $this->hasMany(CourseContent::class, 'course_id', 'id');
    }

    /**
     * 更新课程报名状态
     */
    public static function updateSignStatus($courseId)
    {
        // 进行中-未开始-已结束
        $now = date('Y-m-d');
        $course = Course::find($courseId);
        // 默认未开始
        $sign_status = 30;
        if ($course->sign_start_date && $now < $course->sign_start_date) {
            // 未开始
            $sign_status = 20;
        }
        if ($course->sign_start_date && $now >= $course->sign_start_date) {
            // 进行中
            $sign_status = 10;
        }
        if ($course->sign_end_date && $now > $course->sign_end_date) {
            // 已结束
            $sign_status = 40;
        }
        $course->sign_status = $sign_status;
        $course->save();
        return $course;
    }

    /**
     * 更新课程状态
     */
    public static function updateStatus($courseId)
    {
        // 进行中-未开始-已结束
        $now = date('Y-m-d');
        $course = Course::find($courseId);
        // 默认待定
        $course_status = 30;
        if ($course->start_date && $now < $course->start_date) {
            // 未开始
            $course_status = 20;
        }
        if ($course->start_date && $now >= $course->start_date) {
            // 进行中
            $course_status = 10;
        }
        if ($course->end_date && $now > $course->end_date) {
            // 已结束
            $course_status = 40;
        }
        $course->course_status = $course_status;
        $course->save();
        return $course;
    }

    /**
     * 获取课程详情小程序码
     */
    public function getCourseQrcode($courseId)
    {
        $course = Course::find($courseId);
        $path = config('filesystems.disks.public.root') . '/course_qrcode/' . $course->id . '.png';
        $url = config('filesystems.disks.public.url') . '/course_qrcode/' . $course->id . '.png';
        $fileSys = new Filesystem();
        if ($fileSys->exists($path)) {
            return $url;
        }
        $config = [
            'app_id' => \config('app.applet_appid'),
            'secret' => \config('app.applet_secret')
        ];
        $app = Factory::miniProgram($config);
        $tmp = $app->app_code->get('packages/course/detail?' . 'id=' . $courseId, [
            'env_version' => "release"  //  正式版
            // 'env_version' => "trial"  // 体验版
        ]);
        $dir = dirname($path);
        $fileSys->ensureDirectoryExists($dir, 0755, true);
        $fileSys->put($path, $tmp);
        return $url;
    }

}