[change]config file move to directory.

src/main/java/com/github/peco2282/priceencyclopedia/config/Setting.java

@@ -0,0 +1,123 @@
+package com.github.peco2282.priceencyclopedia.config;
+
+import com.github.peco2282.priceencyclopedia.PriceEncyclopedia;
+import com.google.common.reflect.TypeToken;
+import com.google.gson.Gson;
+import com.google.gson.GsonBuilder;
+import com.google.gson.JsonIOException;
+import com.google.gson.JsonSyntaxException;
+import com.google.gson.stream.JsonReader;
+import org.jetbrains.annotations.Contract;
+import org.jetbrains.annotations.NotNull;
+
+import java.io.*;
+import java.lang.reflect.Type;
+import java.util.HashMap;
+import java.util.Map;
+
+@SuppressWarnings({"unused", "FieldCanBeLocal"})
+public class Setting implements IConfig {
+	private static File setting;
+	private static boolean announced = true;
+	private static boolean enable;
+	private final Type MAP_TYPE = new TypeToken<Map<String, Object>>() {
+	}.getType();
+	private String reason;
+	private boolean loaded;
+	private Map<String, Object> map;
+	private static final String DIR_PATH = "config/" + PriceEncyclopedia.MODID;
+
+	public Setting(File _setting) {
+		this.reason = null;
+		this.loaded = false;
+		setting = _setting;
+		try (JsonReader reader = new JsonReader(new FileReader(_setting))) {
+			this.map = new Gson().fromJson(reader, MAP_TYPE);
+			parseMapObject(map);
+			this.loaded = true;
+
+		} catch (FileNotFoundException e) {
+			this.map = this.save(setting);
+			this.loaded = true;
+
+		} catch (JsonIOException e) {
+			this.reason = "JsonIOException";
+			this.loaded = false;
+
+		} catch (JsonSyntaxException e) {
+			this.reason = "JsonSyntaxException";
+			this.loaded = false;
+
+		} catch (IOException e) {
+			this.reason = "Cannot load with IOExeption";
+			this.loaded = false;
+		}
+	}
+
+	public static @NotNull File getFile() {
+		return new File(DIR_PATH, "setting.json");
+	}
+
+	public static void saveState(boolean state) {
+		Map<String, Object> _map = new HashMap<>();
+		_map.put("enable", state);
+		if (!announced) _map.put("announced", false);
+		if (setting != null) save(setting, _map);
+		else save(new File(DIR_PATH, "setting.json"), _map);
+	}
+
+	@Contract("_, _ -> param2")
+	public static Map<String, Object> save(File file, Map<String, Object> _map) {
+		try (FileWriter writer = new FileWriter(file)) {
+			new GsonBuilder()
+				.setPrettyPrinting()
+				.create()
+				.toJson(_map, writer);
+		} catch (IOException e) {
+			e.printStackTrace(System.err);
+		}
+		return _map;
+	}
+
+	private void parseMapObject(@NotNull Map<String, Object> map) {
+		announced = !map.containsKey("announced") || (boolean) map.get("announced");
+		enable = (boolean) map.get("enable");
+	}
+
+	Map<String, Object> save(File file) {
+		Map<String, Object> _map = new HashMap<>();
+		_map.put("enable", true);
+		return save(file, _map);
+	}
+
+	@Override
+	public String getReason() {
+		return reason;
+	}
+
+	@Override
+	public boolean isLoaded() {
+		return loaded;
+	}
+
+	public File getSetting() {
+		return setting;
+	}
+
+	public boolean isEnable() {
+		return enable;
+	}
+
+	public void setEnable(boolean _enable) {
+		enable = _enable;
+	}
+
+	public boolean isAnnounced() {
+		return announced;
+	}
+
+	public void setAnnounced(boolean announced) {
+		Setting.announced = announced;
+		save(setting);
+	}
+}