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<?php
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namespace App\Models;
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use Illuminate\Support\Facades\Cache;
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class Calendar extends SoftDeletesModel
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{
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protected $appends = ['is_publish_text', 'type_text', 'is_count_days_text', 'is_count_people_text'];
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public function getIsPublishTextAttribute()
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{
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return $this->attributes['is_publish'] == 1 ? '是' : '否';
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}
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public function getTypeTextAttribute()
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{
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$array = [1 => '课程', 3 => '自定义事件', 4 => '资讯'];
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return $array[$this->attributes['type']] ?? '';
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}
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public function getIsCountDaysTextAttribute()
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{
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return ($this->attributes['is_count_days'] ?? 1) == 1 ? '是' : '否';
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}
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public function getIsCountPeopleTextAttribute()
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{
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return ($this->attributes['is_count_people'] ?? 1) == 1 ? '是' : '否';
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}
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public function course()
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{
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return $this->hasOne(Course::class, 'id', 'course_id');
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}
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public function courseContent()
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{
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return $this->hasMany(CourseContent::class, 'id', 'course_content_id');
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}
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public function historyCourses()
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{
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return $this->hasMany(HistoryCourse::class, 'calendar_id', 'id');
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}
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public function courseType()
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{
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return $this->belongsTo(CourseType::class, 'course_type_id', 'id');
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}
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/**
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* 根据日期范围和课程体系获取日历查询构建器
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* @param string|null $start_date 开始日期
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* @param string|null $end_date 结束日期
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* @param array|null $course_type_id 课程体系ID数组
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* @return \Illuminate\Database\Eloquent\Builder
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*/
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public static function getCalendarsByDateRange($start_date = null, $end_date = null, $course_type_id = null)
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{
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return self::where(function ($query) use ($start_date, $end_date) {
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$query->whereBetween('start_time', [$start_date, $end_date])
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->orWhereBetween('end_time', [$start_date, $end_date]);
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})->where(function ($query) use ($course_type_id) {
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// 条件1：有 course_id 的数据，通过 course.type 匹配课程体系
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// 条件2：没有 course_id 的数据，直接用 course_type_id 字段匹配
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// 两个条件是或关系
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if ($course_type_id) {
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$course_type_id_array = is_array($course_type_id) ? $course_type_id : explode(',', $course_type_id);
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// 条件1：有 course_id 时，通过关联的 course.type 匹配
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$query->where(function ($q) use ($course_type_id_array) {
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$q->whereHas('course', function ($subQ) use ($course_type_id_array) {
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$subQ->whereIn('type', $course_type_id_array);
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});
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});
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// 条件2：没有 course_id 时，直接用 course_type_id 字段匹配（或关系）
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$query->orWhere(function ($q) use ($course_type_id_array) {
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$q->whereIn('course_type_id', $course_type_id_array);
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});
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}
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});
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}
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/**
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* 获取开课场次数量
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* @param string|null $start_date 开始日期
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* @param string|null $end_date 结束日期
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* @param array|null $course_type_id 课程体系ID数组
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* @return int
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*/
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public static function getCourseTotal($start_date = null, $end_date = null, $course_type_id = null)
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{
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return self::getCalendarsByDateRange($start_date, $end_date, $course_type_id)->count();
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}
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/**
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* 获取开课天数总和
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* @param string|null $start_date 开始日期
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* @param string|null $end_date 结束日期
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* @param array|null $course_type_id 课程体系ID数组
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* @return int|float
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*/
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public static function getCourseDayTotal($start_date = null, $end_date = null, $course_type_id = null)
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{
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return self::getCalendarsByDateRange($start_date, $end_date, $course_type_id)
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->where('is_count_days', 1)
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->sum('days');
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}
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}
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