package Controll;

import IO.JSON;
import net.dv8tion.jda.api.JDA;
import net.dv8tion.jda.api.events.GenericEvent;
import net.dv8tion.jda.api.events.ReadyEvent;
import net.dv8tion.jda.api.events.guild.GenericGuildEvent;
import net.dv8tion.jda.api.events.guild.GuildJoinEvent;
import net.dv8tion.jda.api.events.guild.GuildLeaveEvent;
import net.dv8tion.jda.api.events.guild.member.GuildMemberJoinEvent;
import net.dv8tion.jda.api.events.guild.voice.GenericGuildVoiceEvent;
import net.dv8tion.jda.api.events.message.guild.GuildMessageDeleteEvent;
import net.dv8tion.jda.api.events.message.guild.GuildMessageReceivedEvent;
import net.dv8tion.jda.api.events.message.guild.react.GuildMessageReactionAddEvent;
import net.dv8tion.jda.api.events.message.guild.react.GuildMessageReactionRemoveEvent;
import net.dv8tion.jda.api.events.user.GenericUserEvent;
import net.dv8tion.jda.api.events.user.UserActivityEndEvent;
import net.dv8tion.jda.api.events.user.UserActivityStartEvent;
import net.dv8tion.jda.api.events.user.update.UserUpdateActivityOrderEvent;
import net.dv8tion.jda.api.hooks.ListenerAdapter;

import org.jetbrains.annotations.NotNull;
import org.json.simple.JSONArray;
import org.json.simple.JSONObject;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import java.util.ArrayList;

/**
 * @author https://www.Hiajen.de
 */
public class Controller extends ListenerAdapter {

    //public static final String CHECKEMOJI = "\u2714";
    private final Logger logger = LoggerFactory.getLogger(Controller.class);

    private final String GUILD_CONFIG_FILE = "GuildConfigs.json";

    public static JSONObject conf;
    //public static MySQL mySQL;

    private ArrayList<GuildController> guilds;

    /**
     * Constructor Initializes Attributes
     * @param conf bot config
     */
    public Controller(JSONObject conf){
        Controller.conf = conf;

        logger.info("start init MySQL connection");
        //mySQL = new MySQL(conf);
    }

    /**
     * Reloads All Guilds
     */
    public void reload(JDA jda){

        logger.info("reload Controller");
        guilds = new ArrayList<GuildController>();

        JSONArray getGuilds = JSON.loadJson(GUILD_CONFIG_FILE);

        for (Object o : getGuilds){
            guilds.add(new GuildController((JSONObject) o, this, jda));
        }
    }

    /**
     * Updates Guild config in Database and reloads Guild
     * @param guildID
     * @param newValue
     */
    public void editGuildConfig(long guildID, JSONObject newValue){

        JSONArray guilds = JSON.loadJson(GUILD_CONFIG_FILE);

        for (Object o : guilds){
            JSONObject guild = (JSONObject) o;

            if (Long.parseLong(guild.get("GUILD_ID").toString()) == guildID){
                guilds.remove(o);
                guilds.add(newValue);

                break;
            }
        }

        JSON.saveJson(guilds, GUILD_CONFIG_FILE);
    }

    ///////////////////////////////////////////////////////////////////////////////////////////////////////////////////
    // LISTENER
    ///////////////////////////////////////////////////////////////////////////////////////////////////////////////////

    @Override
    public void onGenericEvent(@NotNull GenericEvent event){

        if (event instanceof GuildJoinEvent)
            onGuildJoin((GuildJoinEvent) event);
        else if (event instanceof GuildLeaveEvent)
            onGuildLeave((GuildLeaveEvent) event);
        else if (event instanceof GenericGuildEvent) {
            guilds.forEach(x -> {
                if (x.getGUILD_ID() == ((GenericGuildEvent) event).getGuild().getIdLong())
                    x.execute(event);
            });
        } else if (event instanceof GenericUserEvent){
            if (event instanceof UserActivityStartEvent){
                guilds.forEach(x -> {
                    if (x.getGUILD_ID() == ((UserActivityStartEvent)event).getGuild().getIdLong())
                        x.execute(event);
                });
            } else if (event instanceof UserActivityEndEvent){
                guilds.forEach(x -> {
                    if (x.getGUILD_ID() == ((UserActivityEndEvent)event).getGuild().getIdLong())
                        x.execute(event);
                });
            } else if(event instanceof UserUpdateActivityOrderEvent){
                guilds.forEach(x -> {
                    if (x.getGUILD_ID() == ((UserUpdateActivityOrderEvent)event).getGuild().getIdLong())
                        x.execute(event);
                });
            }
        }
    }

    @Override
    public void onReady(ReadyEvent event){
        logger.debug("JDA is ready");
        reload(event.getJDA());
    }

    public void onGuildJoin(@NotNull GuildJoinEvent event){
        //Check if guild exists
        for (GuildController guildController : guilds){
            if (guildController.getGUILD_ID() == event.getGuild().getIdLong())
                return;
        }
        JSONObject newGuild = new JSONObject();
        newGuild.put("GUILD_ID", event.getGuild().getIdLong());

        JSONObject newGuildConfig = new JSONObject();
        newGuildConfig.put("PREFIX", "!");
        newGuildConfig.put("MODROLE", 123);
        newGuild.put("config", newGuildConfig);
        newGuild.put("moduleConfig", new JSONObject());

        JSONArray guilds = JSON.loadJson(GUILD_CONFIG_FILE);
        guilds.add(newGuild);
        JSON.saveJson(guilds, GUILD_CONFIG_FILE);

        this.guilds.add(new GuildController(newGuild, this, event.getJDA()));

    }

    public void onGuildLeave(@NotNull GuildLeaveEvent event){

        JSONArray guilds = JSON.loadJson(GUILD_CONFIG_FILE);

        for (Object o : guilds){
            JSONObject guild = (JSONObject) o;

            if (Long.parseLong(guild.get("GUILD_ID").toString()) == event.getGuild().getIdLong()){
                guilds.remove(o);
                break;
            }
        }
        JSON.saveJson(guilds, GUILD_CONFIG_FILE);
    }
}