2020.04.23. 수업내용 - json 파일 읽고 쓰기(불러오기, 저장하기) 2

 

엑셀데이터

 

 

 

1. App class

 

using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using Newtonsoft.Json;
 
namespace Study_015
{
    class App
    {
        Dictionary<int, DailyMissionData> dicDailyMissionData;
        Dictionary<int, DailyMissionInfo> dicDailyMissionInfo;
 
        public App()
        {
            string path = "./dailymission_data.json";
            string json = File.ReadAllText(path);
 
            DailyMissionData[] arrDailyMissionDatas = JsonConvert.DeserializeObject<DailyMissionData[]>(json);
 
            dicDailyMissionData = new Dictionary<int, DailyMissionData>();
 
            foreach(DailyMissionData data in arrDailyMissionDatas)
            {
                dicDailyMissionData.Add(data.id, data);
            }
 
 
            //Info 객체를 저장할 dictionary 생성
            dicDailyMissionInfo = new Dictionary<int, DailyMissionInfo>();
 
 
            //신규유저인가 기존 유저인가
            string infoPath = "./dailymission_info.json";
            //기존유저
            if (File.Exists(infoPath))
            {
                //json 파일을 받아서 다시 역직렬화
                string infojson = File.ReadAllText(infoPath);
                DailyMissionInfo[] newArrInfo = JsonConvert.DeserializeObject<DailyMissionInfo[]>(infojson);
                //dictionaryinfo에 다시 넣기
                foreach(DailyMissionInfo info in newArrInfo)
                {
                    this.dicDailyMissionInfo.Add(info.id, info);
                }
            }
            //신규유저
            else
            {
                //Info dictionary에 info 객체값 만들어서 넣기
                foreach (KeyValuePair<int, DailyMissionData> pair in this.dicDailyMissionData)
                {
                    DailyMissionData data = pair.Value;
 
                    DailyMissionInfo info = new DailyMissionInfo(data.id, 0);
                    this.dicDailyMissionInfo.Add(info.id, info);
                }
                this.SaveDailyMission();
 
            }
 
            //출력기능
            this.PrintDailyMission(1001);
            //수행하기
            //this.DoMission(1001);
            //저장하기
            //this.SaveDailyMission();
        }
 
        public void PrintDailyMission(int id)
        {
            DailyMissionData data = this.dicDailyMissionData[id];
            DailyMissionInfo info = this.dicDailyMissionInfo[id];
 
            string rewardType = null;
 
            if(data.reward_type==0)
            {
                rewardType = "짚나이트";
            }
            else if(data.reward_type==1)
            {
                rewardType = "코인";
            }
 
            foreach (KeyValuePair<int,DailyMissionData> pair in this.dicDailyMissionData)
            {
                if(pair.Key==id)
                {
                    Console.WriteLine("id: {0}\t이름: {1}\t목표: ({2}/{3})\t보상 종류: {4}\t보상의 양: {5}\n설명: {6}"
                        ,pair.Key,data.name,info.count,data.goal, rewardType, data.reward_amount,data.desc);
                }
            }
 
        }
 
        public void DoMission(int id)
        {
            DailyMissionData data = this.dicDailyMissionData[id];
            DailyMissionInfo info = this.dicDailyMissionInfo[id];
 
            string rewardType = null;
 
            if (data.reward_type == 0)
            {
                rewardType = "짚나이트";
            }
            else if (data.reward_type == 1)
            {
                rewardType = "코인";
            }
 
 
            foreach (KeyValuePair<int,DailyMissionInfo> pair in this.dicDailyMissionInfo)
            {
                if(pair.Key==id)
                {
                    Console.WriteLine("미션을 1회 완료하였습니다.");
                    info.count++;
 
                    Console.WriteLine("id: {0}\t이름: {1}\t목표: ({2}/{3})\t보상 종류: {4}\t보상의 양: {5}\n설명: {6}"
                        , pair.Key, data.name, info.count, data.goal, rewardType, data.reward_amount, data.desc);
 
                }
            }
        }
 
        public void SaveDailyMission()
        {
            //dic->배열
            DailyMissionInfo[] arrInfo = new DailyMissionInfo[this.dicDailyMissionInfo.Count];
 
            int index = 0;
 
            foreach(KeyValuePair<int,DailyMissionInfo> pair in this.dicDailyMissionInfo)
            {
                arrInfo[index] = pair.Value;
                index++;
            }
 
            //배열->문자열(역직렬화)
            string json = JsonConvert.SerializeObject(arrInfo);
 
            //저장하기
            string path = "./dailymission_info.json";
            File.WriteAllText(path, json);
        }
    }
}
 

 

 

 

2. DailyMissionData class

 

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
 
namespace Study_015
{
    class DailyMissionData
    {
        public int id;
        public string name;
        public int goal;
        public int reward_type;
        public int reward_amount;
        public string desc;
    }
}
 

 

3. DailyMissionInfo class

 

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
 
namespace Study_015
{
    class DailyMissionInfo
    {
        public int id;
        public int count;
 
        public DailyMissionInfo(int id, int count)
        {
            this.id = id;
            this.count = count;
        }
    }
}
 

 

 

4. 결과값

 

1) 수행하고 저장하기

 

 

2) 다시 불러와서 출력만 하기

 

 

3) 저장파일을 지우고 불러오기