class SettingModel { constructor(realm) { this.schema = 'Settings'; this.realm = realm; } add(data) { this.realm.write(() => { if (data.id === undefined) { let id: any = this.realm.objects(this.schema).max('id'); data.id = id === undefined ? 1 : id + 1; } try { this.realm.create(this.schema, data, 'never'); } catch (e) { console.log('db setting add', e); } }); } } export default SettingModel;