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<?php |
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namespace App\Entities; |
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use Illuminate\Database\Eloquent\Collection; |
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use Illuminate\Database\Eloquent\Model; |
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use Illuminate\Database\Eloquent\SoftDeletes; |
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use Illuminate\Support\Carbon; |
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/** |
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* Class Contest. |
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* |
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* @property int $id |
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* @property string $title |
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* @property string $description |
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* @property Carbon $start_time |
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* @property Carbon $end_time |
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* @property int $user_id |
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* @property int $status |
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* @property bool $private |
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* @property-read Collection|Problem[] $problems |
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* @property-read Collection|User[] $users |
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*/ |
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class Contest extends Model |
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{ |
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use SoftDeletes; |
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const PRIVATE = 1; |
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const PUBLIC = 0; |
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const ST_NORMAL = 0; |
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const ST_HIDE = 1; |
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protected $dates = [ |
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'start_time', |
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'end_time', |
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]; |
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protected $fillable = [ |
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'id', |
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'title', |
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'description', |
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'start_time', |
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'end_time', |
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'user_id', |
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'status', |
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'private', |
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]; |
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public function isOpen() |
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{ |
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$now = new Carbon(); |
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return $now->between($this->start_time, $this->end_time); |
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} |
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public function isEnd() |
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{ |
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return Carbon::now()->gt($this->end_time); |
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} |
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/** |
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* @return \Illuminate\Database\Eloquent\Relations\BelongsToMany |
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*/ |
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public function problems() |
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{ |
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return $this->belongsToMany(Problem::class) |
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->withPivot(['order', 'title']) |
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->orderBy('order', 'asc'); |
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} |
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/** |
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* @return \Illuminate\Database\Eloquent\Relations\HasMany |
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*/ |
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public function questions() |
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{ |
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return $this->hasMany(Topic::class); |
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} |
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/** |
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* @return \Illuminate\Database\Eloquent\Relations\HasMany |
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*/ |
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public function solutions() |
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{ |
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return $this->hasMany(Solution::class); |
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} |
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public function users() |
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{ |
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return $this->belongsToMany(User::class, 'contest_user', 'contest_id'); |
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} |
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public function isPublic() |
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{ |
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return $this->private == self::PUBLIC; |
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} |
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public function isAvailable() |
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{ |
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return $this->status === 0; |
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} |
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} |
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