hasMany('App\Models\Part', 'repair_device_id'); } public function user() { return $this->belongsTo('App\Models\User', 'user_id'); } public function project() { return $this->belongsTo('App\Models\Project', 'project_id'); } public function inner_device() { return $this->belongsTo('App\Models\InnerDevice', 'inner_device_id'); } public function work_point() { return $this->belongsTo('App\Models\WorkPoint', 'work_point_id'); } }