const Discord = require('discord.js');
const fs = require('fs')
const token = 'NTc4NDQwNzI0NDU5MTU5NTky.XNzpAw.jtVMnrjWr_rcktX7QvrWJbdjFto';

const client = new Discord.Client();

function checkExist(username) {
    let rawdata = fs.readFileSync('data.json');
    let s = JSON.parse(rawdata);
    for(var i = 0; i < s.length; ++i) {
        if(s[i].name === username) {
            return true;
        }
    }
    return false;
}

function Register(username) {

    let rawdata = fs.readFileSync('data.json');
    let s = JSON.parse(rawdata);

    for(var i = 0; i < s.length; ++i) {
        if(s[i].name === username) {
            return false;
        }
    }

    let user = {
        name: username,
        count: 0
    }

    s.push(user);

    let data = JSON.stringify(s, null, 2);

    fs.writeFile('data.json', data, (err) => {
        if (err) throw err;
        console.log('Data written to file');
    });
    console.log("register success")
    return true;

}

function NibbaCore(username, count, writetodata) {

    let rawdata = fs.readFileSync('data.json');
    let s = JSON.parse(rawdata);

    if(!writetodata) {
        for(var i = 0; i < s.length; ++i) {

            if(s[i].name === username) {
                return s[i].count;
            }
        }
    } else {
        for(var i = 0; i < s.length; ++i) {

            if(s[i].name === username) {
                s[i].count = s[i].count + count;
                var temp = s[i].count;
            }
        }
    }

    let data = JSON.stringify(s, null, 2);

    fs.writeFile('data.json', data, (err) => {
        if (err) throw err;
        console.log('Data written to file');
    });

    return temp;
}

function getTotal() {
    let rawdata = fs.readFileSync('data.json');
    let s = JSON.parse(rawdata);
    let total = 0;
    for(var i = 0; i < s.length; ++i) {
        total = total + s[i].count;
    }

    return total;
}

client.on('message', (msg) => {
    //console.log(msg.member.displayName)
    var user = msg.author;
    var username = user.username;
    if(checkExist(username)) {
        var temp = msg.content.toLowerCase();
        var count = (temp.match(/nigger/g) || []).length;

        if(count > 0) {
            msg.channel.send(user + ' You just said nigger ' + count + ' time(s), you have now said nigger:');
            const embed = new Discord.RichEmbed()
            .setTitle(NibbaCore(username, count, true)  + " times")
            .setColor('#000000')
            //msg.channel.send(embed);
            msg.channel.send(embed);
        }
    }
    const embed = new Discord.RichEmbed()
    if(msg.content === "!help") {
        const embed = new Discord.RichEmbed()
        .setTitle("The Nibba Menu")
        .setDescription("!register - register\n !count - display count\n !total - number of times nigger was said in the channel")
        .setColor('#000000')
        msg.channel.send(embed);
    }
    if(msg.content === "!register") {
        if(Register(username)) {
            msg.channel.send(user + ' You have been successfully registered!');
            //msg.channel.send(embed);
        } else {
            msg.channel.send(user + " You're registered already, fucking nigger");
            //msg.channel.send(embed);
        }
    }

    if(msg.content === "!count"){

        if(checkExist(username)){
            const embed = new Discord.RichEmbed()
            .setTitle(NibbaCore(username,0,false)  + " times")
            .setColor('#000000')
            //msg.channel.send(embed);
            msg.channel.send(user + ' Has said nigger');
            msg.channel.send(embed);
        } else {
            msg.channel.send(user + ' Are not registered, type !register to register');
        }
    }

    if(msg.content === "!total") {
        const embed = new Discord.RichEmbed()
        .setTitle("This channel has said nigger a total of: ")
        .setDescription(getTotal() + " time(s)")
        .setColor('#000000')

        msg.channel.send(embed)
    }

});

client.on('ready', () => {
    console.log('Bot is now connected');
});

client.login(token);