package de.npid7.mc.Configs;

import com.google.gson.Gson;
import com.google.gson.GsonBuilder;
import com.google.gson.JsonElement;
import com.google.gson.JsonObject;
import com.google.gson.JsonParser;
import java.io.File;
import java.io.FileReader;
import java.io.FileWriter;
import java.io.IOException;
import java.util.HashMap;
import java.util.Map;
import java.util.UUID;
import java.util.Vector;
import org.bukkit.inventory.ItemStack;

public class PluginConfig {
  File file = null;

  int cfg_version = 0;
  HashMap<UUID, String> players_joined = new HashMap<>();
  public PluginConfig(String path) {
    file = new File(path);
    Load();
  }

  public boolean Load() {
    if (!file.exists()) {
      return false;
    }
    try {
      FileReader r = new FileReader(file);
      JsonParser prs = new JsonParser();
      JsonObject js = prs.parse(r).getAsJsonObject();
      r.close();
      int pver = js.get("version").getAsInt();
      if (pver != cfg_version) {
        file.delete();
        return false;
      }
      for (Map.Entry<String, JsonElement> e :
          js.get("players_joined").getAsJsonObject().entrySet()) {
        players_joined.put(UUID.fromString(e.getKey()), e.getValue().getAsString());
      }
    } catch (IOException e) {
      e.printStackTrace();
      return true;
    }
    return false;
  }

  public boolean Check(UUID id, String name) {
    if (players_joined.containsKey(id)) {
      return true;
    }
    players_joined.put(id, name);
    Save();
    return false;
  }

  public boolean Save() {
    JsonObject js = new JsonObject();
    js.addProperty("version", cfg_version);
    JsonObject pjm = new JsonObject();
    for (Map.Entry<UUID, String> e : players_joined.entrySet()) {
      pjm.addProperty(e.getKey().toString(), e.getValue());
    }
    js.add("players_joined", pjm);
    try {
      FileWriter w = new FileWriter(file);
      Gson g = new GsonBuilder().setPrettyPrinting().create();
      g.toJson(js, w);
      w.close();
    } catch (IOException e) {
      e.printStackTrace();
      return true;
    }
    return false;
  }
}