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//      Magicbane Emulator Project © 2013 - 2022
//                www.magicbane.com

package engine.gameManager;

/* This enumeration implements Magicbane's configuration data which
   is loaded from environment variables.
 */

import engine.Enum;
import engine.net.NetMsgHandler;
import engine.server.login.LoginServer;
import engine.server.world.WorldServer;
import org.pmw.tinylog.Logger;

import java.io.BufferedReader;
import java.io.File;
import java.io.IOException;
import java.io.InputStreamReader;
import java.util.HashMap;
import java.util.Map;
import java.util.regex.Pattern;

public enum ConfigManager {

    MB_BIND_ADDR,
    MB_EXTERNAL_ADDR,
    // Database connection config

    MB_DATABASE_ADDRESS,
    MB_DATABASE_PORT,
    MB_DATABASE_NAME,
    MB_DATABASE_USER,
    MB_DATABASE_PASS,

    // Data warehouse remote connection

    MB_WAREHOUSE_ADDR,
    MB_WAREHOUSE_USER,
    MB_WAREHOUSE_PASS,

    // Login server config

    MB_LOGIN_PORT,
    MB_LOGIN_AUTOREG,
    MB_LOGIN_FNAME_REGEX,

    MB_MAJOR_VER,
    MB_MINOR_VER,

    // Worldserver configuration

    MB_WORLD_NAME,
    MB_WORLD_MAPID,
    MB_WORLD_REALMMAP,

    MB_WORLD_PORT,
    MB_WORLD_ACCESS_LVL,
    MB_WORLD_WAREHOUSE_PUSH,
    MB_WORLD_MAINTENANCE,
    MB_WORLD_GREETING,
    MB_WORLD_KEYCLONE_MAX,
    MB_USE_RUINS,

    // Mobile AI modifiers
    MB_AI_CAST_FREQUENCY,
    MB_AI_AGGRO_RANGE,

    //drop rates
    MB_NORMAL_EXP_RATE,
    MB_NORMAL_DROP_RATE,
    MB_NORMAL_GOLD_RATE,
    MB_HOTZONE_EXP_RATE,
    MB_HOTZONE_DROP_RATE,
    MB_HOTZONE_GOLD_RATE,
    MB_HOTZONE_DURATION,

    MB_HOTZONE_MIN_LEVEL,

    MB_PRODUCTION_RATE,

    // MagicBot configuration.

    MB_MAGICBOT_SERVERID,
    MB_MAGICBOT_BOTTOKEN,
    MB_MAGICBOT_ROLEID,
    MB_MAGICBOT_ANNOUNCE,
    MB_MAGICBOT_SEPTIC,
    MB_MAGICBOT_CHANGELOG,
    MB_MAGICBOT_POLITICAL,
    MB_MAGICBOT_GENERAL,
    MB_MAGICBOT_FORTOFIX,
    MB_MAGICBOT_RECRUIT,
    MB_MAGICBOT_MAGICBOX,
    MB_MAGICBOT_ADMINLOG;

    // Map to hold our config pulled in from the environment
    // We also use the config to point to the current message pump
    // and determine the server type at runtime.

    public static final String DEFAULT_DATA_DIR = "mb.data/";
    public static Map<String, String> configMap = new HashMap(System.getenv());
    public static Enum.ServerType serverType = Enum.ServerType.NONE;
    public static NetMsgHandler handler;
    public static WorldServer worldServer;
    public static LoginServer loginServer;
    public static Map<ConfigManager, Pattern> regex = new HashMap<>();

    public static String currentRepoBranch = "";

    // Called at bootstrap: ensures that all config values are loaded.

    public static boolean init() {

        Logger.info("Loading config from environment.");

        for (ConfigManager configSetting : ConfigManager.values())
            if (configMap.containsKey(configSetting.name()))
                Logger.info(configSetting.name() + ":" + configSetting.getValue());
            else {
                Logger.error("Missing Config: " + configSetting.name());
                Logger.error("This codebase requires >= MagicBox v1.5.1");
                Logger.error("docker pull magicbane/magicbox:latest");
                return false;
            }

        Logger.info("Determine current Repo branch");

        File file = new File("mbbranch.sh");

        if (file.exists() && !file.isDirectory()) {

            String[] command = {"./mbbranch"};

            try {

                Process process = Runtime.getRuntime().exec(command);
                BufferedReader reader = new BufferedReader(new InputStreamReader(
                        process.getInputStream()));
                String string;

                while (true) {
                    if ((string = reader.readLine()) == null)
                        break;
                    currentRepoBranch += string;
                }

            } catch (IOException e) {
                throw new RuntimeException(e);
            }
        }

        // compile regex here

        Logger.info("Compiling regex");

        regex.put(MB_LOGIN_FNAME_REGEX, Pattern.compile(MB_LOGIN_FNAME_REGEX.getValue()));
        return true;
    }

    // Get the value associated with this enumeration

    public String getValue() {
        return configMap.get(this.name());
    }

    public void setValue(String value) {
        configMap.put(this.name(), value);
    }
}