*/ protected $fillable = [ 'terminal_id', 'knowledge_base_id', 'priority', ]; /** * 属性类型转换 * * @return array */ protected function casts(): array { return [ 'priority' => 'integer', ]; } /** * 获取关联的终端 * * @return \Illuminate\Database\Eloquent\Relations\BelongsTo */ public function terminal(): BelongsTo { return $this->belongsTo(Terminal::class); } /** * 获取关联的知识库 * * @return \Illuminate\Database\Eloquent\Relations\BelongsTo */ public function knowledgeBase(): BelongsTo { return $this->belongsTo(KnowledgeBase::class); } }