package ru.delusive.oc;

import java.io.IOException;
import java.util.ArrayList;
import java.util.Collection;

import org.slf4j.Logger;
import org.spongepowered.api.config.DefaultConfig;
import org.spongepowered.api.entity.living.player.Player;
import org.spongepowered.api.event.Listener;
import org.spongepowered.api.event.Order;
import org.spongepowered.api.event.game.state.GameStartedServerEvent;
import org.spongepowered.api.event.message.MessageChannelEvent;
import org.spongepowered.api.plugin.Plugin;
import org.spongepowered.api.text.Text;
import org.spongepowered.api.text.channel.MessageChannel;
import com.google.inject.Inject;

import ninja.leaping.configurate.ConfigurationOptions;
import ninja.leaping.configurate.commented.CommentedConfigurationNode;
import ninja.leaping.configurate.loader.ConfigurationLoader;

@Plugin(id = "oldschoolchat", name = "OldschoolChat", version = "1.0")
public class MainClass {
    @Inject
    Logger log;
    @Inject
    @DefaultConfig(sharedRoot = false)
    public ConfigurationLoader <CommentedConfigurationNode> localLoader;
    //config
    boolean isRangedChatEnabled;
    double messageRange;
    String globalSymbol;
    String rangedSymbol;

    @Listener(order=Order.POST)
    public void onChat(MessageChannelEvent.Chat e) {
        if(!isRangedChatEnabled) {
            return;
        }
        if(e.getCause().first(Player.class).isPresent()) {
            Player p = e.getCause().first(Player.class).get();
            Text.Builder b = Text.builder();
            if(e.getRawMessage().toPlain().charAt(0) == '!') {
                b.append(Text.of(globalSymbol));
                b.append(e.getMessage().getChildren().get(0)); //Prefix + username
                b.append(Text.of(e.getRawMessage().toPlain().substring(1).replaceAll("&", "§")));
                e.setMessage(b.build());
                return;
            }
            b.append(Text.of(rangedSymbol));
            b.append(e.getMessage());
            MessageChannel.fixed(getNearbyPlayers(p)).send(b.build());
            e.setCancelled(true);
            e.setMessageCancelled(true);

        }
    }

    public Collection<Player> getNearbyPlayers(Player p){
        Collection <Player> list = new ArrayList<>();
        for(Player currPlayer : p.getWorld().getPlayers()) {
            if(p.getPosition().distanceSquared(currPlayer.getPosition()) <= messageRange*messageRange) {
                list.add(currPlayer);
            }
        }
        return list;
    }

    @Listener
    public void onEnable(GameStartedServerEvent e) throws IOException {
        CommentedConfigurationNode conf = localLoader.load(ConfigurationOptions.defaults().setShouldCopyDefaults(true));
        this.isRangedChatEnabled = conf.getNode("config", "isRangedChatEnabled").getBoolean(true);
        conf.getNode("config", "isRangedChatEnabled").setComment("Should it work?");
        this.messageRange = conf.getNode("config", "messageRange").getDouble(100.0);
        conf.getNode("config", "messageRange").setComment("Local messages range");
        this.globalSymbol = conf.getNode("config", "globalSymbol").getString("[G]");
        conf.getNode("config", "globalSymbol").setComment("Prefix of Global message ( [G][Admin]Delusive: Hello everybody! )");
        this.rangedSymbol = conf.getNode("config", "rangedSymbol").getString("[L]");
        conf.getNode("config", "rangedSymbol").setComment("Prefix of Local message ( [L][Admin]Delusive: Only players near can see that message! )");
        localLoader.save(conf);
    }
}