identity->order == 1) { $ended_at = '---'; } else { $ended_at = $this->identity->years ? Carbon::parse($this->ended_at)->format('Y-m-d') : '永久'; } return [ 'name' => $this->identity->name, 'serial' => $this->identity->serial_prefix.$this->serial, 'started_at' => $this->started_at ?? '', 'ended_at' => $ended_at, ]; } }