回答編集履歴
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見直しキャンペーン中
test
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@@ -1,169 +1,85 @@
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`Player player = null;`としておくのが手間がないですが、コンパイラに分かりやすいフロー？にすればエラーを消せます。
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あと`int.TryParse`は失敗時に0になるので戻り値をチェックしてください（もしくは選択肢を1/2にする等）
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```
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```cs
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using System;
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using System.IO;
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namespace Questions300161
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{
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class Program
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{
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static void Main()
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{
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//Logger.Inject(new ConsoleLogger(), new ConsoleInput());
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var currentDirectory = Directory.GetCurrentDirectory();
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var jsonPath = currentDirectory + "\playerData.json";
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Player player;
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Logger.Log("Start Game!");
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while(true)
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{
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Logger.Log("新しく始めますか:0\n続きから始めますか:1");
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var start = Logger.ReadInput();
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if(int.TryParse(start, out var num))
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{
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if(num == 0)
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{
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Logger.Log("プレイヤーの名前を入力してください");
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var Playname = Logger.ReadInput();
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player = new Player(Playname, 100f, 10f, 5f, 1, 0);
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Logger.Log("プレイヤーデータを生成します");
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Logger.Log("出力先:" + jsonPath);
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SaveUserJson(player, jsonPath);
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break;
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}
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else if(num == 1)
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{
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if(!LoadUserJson(jsonPath, out player))
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{
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return;
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}
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break;
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}
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}
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Logger.Log("0か1以外が入力されました");
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Logger.Log("もう一度入力してください");
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}
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var world = new World(player);
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while(world.Loop())
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{
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Logger.ReadInput();
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}
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Logger.Log("game over.");
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}
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private static bool LoadUserJson(string jsonPath, out Player loadedData)
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{
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loadedData = new Player("Player", 100f, 10f, 5f, 1, 0);
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return true;
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}
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private static void SaveUserJson(Player player, string jsonPath) { }
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}
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internal class World
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{
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public World(Player player) { }
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internal bool Loop() => false;
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}
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internal class Player
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{
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public Player(string playname, float v1, float v2, float v3, int v4, int v5) { }
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}
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internal class Logger
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{
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internal static void Log(string v) => Console.WriteLine(v);
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internal static string ReadInput() => Console.ReadLine();
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}
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}
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```
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提示されていない部分は雑にでっち上げました^^;
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