jjjlyn

import 'package:cached_network_image/cached_network_image.dart';
import 'package:flutter/cupertino.dart';
import 'package:flutter/material.dart';
import 'package:flutter_practice/config/constants.dart';
import 'package:flutter_practice/http/nais_api.dart';
import 'package:flutter_practice/model/commodity.dart';
import 'package:flutter_practice/pages/common/login_page.dart';
import 'package:flutter_practice/res/colours.dart';
import 'package:flutter_practice/res/dimens.dart';
import 'package:flutter_practice/res/styles.dart';

jjjlyn

return Transformation.switchMap(Livedata 변수) { 
    // ...
}

jjjlyn

class HistoryViewModel : ViewModel() {

    private val mAppDatabase : AppDatabase
    private val mHistoryDAO: HistoryDAO
    
    private val mDate = MutableLiveData<String>()

    init {
        mAppDatabse = AppDatabase.getAppDatabase()

jjjlyn

class HistoryFragment : BaseFragment() {
    
    private lateinit var mHistoryViewModel : HistoryViewModel

    override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
        
        super.onViewCreated(view, savedInstanceState)

        mHistoryViewModel = ViewModelProvider(this).get(HistoryViewModel::class.java)

jjjlyn

[
  { 
    "bodyId": "body_01",
    "bodyName": "신경계",
    "funcs": [
        {
          "id": "func_01",
          "name": "기억력",
          "desc": "깜빡깜빡 하는 당신에게 추천 합니다",
          "prodCount": "13",

jjjlyn

[
  {
    "id": "body_01",
    "name": "신경계"
  },
  {
    "id": "body_02",
    "name": "감각계"
  },
  {

jjjlyn

[
  {
    "id" : "filter_01",
    "name" : "포장"
  },
  {
    "id" : "filter_02",
    "name" : "가격"
  },
  {