package de.fullrisk.citrusDev;

import com.google.gson.Gson;
import com.google.gson.GsonBuilder;
import net.fabricmc.loader.api.FabricLoader;

import java.io.IOException;
import java.io.Reader;
import java.io.Writer;
import java.nio.charset.StandardCharsets;
import java.nio.file.Files;
import java.nio.file.Path;

public class Config {

    public int fpsSize = 16;
    public int fpsX = 1;
    public int fpsY = 1;
    public boolean fpsEnabled = true;
    public String lastModule = "FPS";

    public int keyX = 1;
    public int keyY = 1;
    public int keySize = 16;
    public boolean keyEnabled = true;

    public int coordsX = 1;
    public int coordsY = 1;
    public int coordsP = 4;
    public boolean coordsEnabled = true;

    private static final Gson GSON = new GsonBuilder().setPrettyPrinting().create();
    private static final Path PATH = FabricLoader.getInstance().getConfigDir().resolve("citrus-dev.json");

    private static Config instance;
    public int fpsP = 4;

    public static Config get() {
        if (instance == null) {
            instance = load();
        }
        return instance;
    }

    private static Config load() {
        if (Files.exists(PATH)) {
            try (Reader reader = Files.newBufferedReader(PATH, StandardCharsets.UTF_8)) {
                Config loaded = GSON.fromJson(reader, Config.class);
                if (loaded != null) {
                    return loaded;
                }
            } catch (IOException e) {
                e.printStackTrace();
            }
        }
        Config fresh = new Config();
        fresh.save();
        return fresh;
    }

    public void save() {
        try {
            Files.createDirectories(PATH.getParent());
            try (Writer writer = Files.newBufferedWriter(PATH, StandardCharsets.UTF_8)) {
                GSON.toJson(this, writer);
            }
        } catch (IOException e) {
            e.printStackTrace();
        }
    }
}