package Modules;

import Controll.GuildController;
import Controll.SuperModule;
import net.dv8tion.jda.api.EmbedBuilder;
import net.dv8tion.jda.api.events.GenericEvent;
import net.dv8tion.jda.api.events.guild.member.GuildMemberJoinEvent;
import net.dv8tion.jda.api.events.message.guild.GuildMessageReceivedEvent;
import org.json.simple.JSONObject;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

public class Welcome extends SuperModule {
    public static final String command = "welcome";

    private final Logger logger = LoggerFactory.getLogger(Welcome.class);

    private String welcomeMessage;
    private long welcomeChannel;

    public Welcome(GuildController guildController, JSONObject config){

        super(command, guildController, config);
        //long welcomeChannel, String welcomeMessage

        if (!getConfig().containsKey("welcomeMessage")){
            getConfig().put("welcomeMessage", "Hi $USER");
            safeConfig(getConfig());
        }
        if (!getConfig().containsKey("welcomeChannel")){
            getConfig().put("welcomeChannel", "123");
            safeConfig(getConfig());
        }

        //get welcome message
        this.welcomeMessage = config.get("welcomeMessage").toString();
        this.welcomeChannel = Long.parseLong(config.get("welcomeChannel").toString());
    }

    @Override
    public String getCommand() {
        return command;
    }

    @Override
    public String getDescription() {
        return "Welcomes new Members\n" +
                "`welcome SetWelcomeMessage MESSAGE` set Welcome message use `$USER` to mention the new user\n" +
                "`welcome SetWelcomeChannel #CHANNEL` set Channel where new members are welcomed";
    }

    @Override
    public void execute(GenericEvent event) {

        ///////////////////////////////////
        // RESPONDE TO JOIN
        ///////////////////////////////////
        if (event instanceof GuildMemberJoinEvent){
            logger.debug("Welcome triggered");

            GuildMemberJoinEvent thisEvent = (GuildMemberJoinEvent) event;

            EmbedBuilder eb = new EmbedBuilder();
            eb.setTitle("Welcome in " + thisEvent.getGuild().getName() + " !");
            eb.setDescription(welcomeMessage.replaceAll("\\$USER", thisEvent.getUser().getName()));

            thisEvent.getGuild().getTextChannelById(welcomeChannel).sendMessage(eb.build()).queue();

            ///////////////////////////////////
            // SETUP
            ///////////////////////////////////
        } else if (event instanceof GuildMessageReceivedEvent) {

            GuildMessageReceivedEvent thisEvent = (GuildMessageReceivedEvent) event;

            if (!isCommand(thisEvent.getMessage()))
                return;

            if(!checkForAdmin(thisEvent.getMember())) {
                //STUB
            } else if (checkForCommand(thisEvent.getMessage().getContentRaw(), "SetWelcomeMessage")) {
                getConfig().remove("welcomeMessage");
                getConfig().put("welcomeMessage", thisEvent.getMessage().getContentRaw()
                        .replaceAll("(?is:" + getGuildController().getPREFIX() + command + " SetWelcomeMessage )",""));

                safeConfig(getConfig());

                thisEvent.getChannel().sendMessage("Set Welcomemessage to: `" + getConfig().get("welcomeMessage").toString() + "`").queue();
            } else if (checkForCommand(thisEvent.getMessage().getContentRaw(), "SetWelcomeChannel")) {

                if (thisEvent.getMessage().getMentionedChannels().size() == 1){
                    getConfig().remove("welcomeChannel");
                    getConfig().put("welcomeChannel", thisEvent.getMessage().getMentionedChannels().get(0).getIdLong());

                    safeConfig(getConfig());

                    thisEvent.getChannel().sendMessage("Set Welcomechannel to: " +
                            thisEvent.getGuild().getGuildChannelById(Long.parseLong(getConfig().get("welcomeChannel").toString())).getName()).queue();
                } else {
                    thisEvent.getChannel().sendMessage("please mention a specific channel!").queue();
                }
            }
        }
    }

    @Override
    public String showSettings() {
        return "WELCOME-CHANNEL: `" + ((getGuildController().getJda().getGuildChannelById(welcomeChannel) == null) ? "none" : getGuildController().getJda().getGuildChannelById(welcomeChannel).getName()) + "`\n" +
                "WELCOME-MESSAGE: `" + welcomeMessage + "`";
    }
}