/*
	ERROR MESSAGE USAGE: ':warning: **Usage**: `' + settings.prefix + 'prefix [new prefix]`'
	ERROR MESSAGE PERMISSIONS: ':warning: **Requires Permission(s)**: `MANAGE_SERVER`'
	ERROR MESSAGE WIP:
	if(message.member.id !== '165871269034590208'){
		message.channel.send({embed: {
		color: settings.embedColor,
		title: 'Work In Progress',
		description: 'Unfortunately, I cannot do this command for you as it\'s work-in-progress and it may crash the bot.'
		}});
	} else {
		//do the command
	}
*/

const Discord = require('discord.js');
const client = new Discord.Client();

//SETTINGS
var settings = {
	prefix:'!',
	deleteCommand:true,
	embedColor:0x018DEF,
	leaveJoinMsg:true
};

var args;
var ytdl = require('ytdl-core')
var yu = require('youtube-url')

function cmd(cmdn){
	return args && args[0] === settings.prefix + cmdn
}

function msgcontain(word){
	return args.indexOf(word)+1 > 0
}

client.on('ready', () => {
	console.log(client.user.tag + ' is online!');
	console.log('Prefix is ' + settings.prefix);
    client.user.setGame(client.user.username + " | " + settings.prefix + "help");

	//JOIN MUSIC CHANNEL ON START BELOW
		let channel = client.channels.get('337671179945115650');
		channel.join()
		.then(connection => console.log('Successfully connected to voice channel!'))
		.catch(console.error);
});

client.on('message', message => {
	args = message.content.toLowerCase().split(" ");

	if(message.author !== client.user){console.log(message.channel.name + ' - ' + message.author.tag + ': ' + message.content)};

	//COMMANDS BELOW
	if(cmd('c')){
		if(settings.deleteCommand){message.delete()};
		message.channel.send({embed: {
		color: settings.embedColor,
		description: ':white_check_mark: Functioning correctly!'
		}}).catch(console.error);
	}
	if(cmd('help')){
		if(settings.deleteCommand){message.delete()};
		message.channel.send({embed: {
		color: settings.embedColor,
		author: {
			name: client.user.username,
			icon_url: client.user.avatarURL
		},
		description: ':diamond_shape_with_a_dot_inside:',
		fields: [
			{
			name: 'Information',
			value: 'I am a bot made specifically for [Instance](https://discord.gg/bYn37Wp)\nI am a moderation bot\nI am programmed in discord.js by the user <@165871269034590208> from :flag_gb:\n\nTo get started, type `' + settings.prefix + 'cmds`!'
			}
		],
		timestamp: new Date(),
		footer: {
			icon_url: 'http://i.imgur.com/YQpNdE1.png',
			text: 'yperz'
		}
		}});
	}
	if(cmd('cmds')){
		if(settings.deleteCommand){message.delete()};
		message.channel.send({embed: {
		color: settings.embedColor,
		title: 'Commands',
		description: 'c, help, cmds, settings, prefix, sweep, invite, lp, silence(WIP), music(WIP)'
		}});
	}
	if(cmd('settings')){
		if(settings.deleteCommand){message.delete()}
		message.channel.send({embed: {
		color: settings.embedColor,
		title: 'Settings',
		description: '**Prefix**: `' + settings.prefix + '`\n**Delete Command**: `' + settings.deleteCommand + '`\n**Embed Color** HEX: `0x' + settings.embedColor + '`\n**Leave and Join Messages**: `' + settings.leaveJoinMsg + '`'
		}});
	}
	if(cmd('prefix')){
		if(settings.deleteCommand){message.delete()}
		if(!args[1]){
			message.channel.send({embed: {
			color: settings.embedColor,
			title: 'Prefix Usage',
			description: ':warning: **Usage**: `' + settings.prefix + 'prefix [new prefix]`',
			fields:
			[
			{
				name: 'Information',
				value: 'This command changes the prefix\nThe arguement `new prefix` should only be one word (words defined by spaces)'
			},
			]
			}});
		} else {
			if(!args[2]){
				if(message.member.hasPermission('MANAGE_SERVER')){
					settings.prefix = args.splice(1).join(" ");
					message.channel.send({embed: {
					color: settings.embedColor,
					description: 'Prefix is now set to `' + settings.prefix + '`'
					}});
				} else {
					message.channel.send({embed: {
					color: settings.embedColor,
					title: 'Prefix Permissions',
					description: ':warning: **Requires Permission(s)**: `MANAGE_SERVER`'
					}});
				}
			} else {
				message.channel.send({embed: {
				color: settings.embedColor,
				title: 'Prefix Usage',
				description: ':warning: **Usage**: `' + settings.prefix + 'prefix [new prefix]`',
				fields:
				[
				{
					name: 'Information',
					value: 'This command changes the prefix\nThe arguement `new prefix` should only be one word (words defined by spaces)'
				},
				]
				}});
			}
		}
	}
	if(cmd('sweep')){
		if(settings.deleteCommand){message.delete()}
		var messages = message.channel.fetchMessages({
		limit: args[1] || 100}).then(function (m) {
			var a1 = 0;
			m.forEach(function (value, key, mapObj) {
				if (value.author.id == client.user.id || value.content.indexOf(settings.prefix) == 0) {
					value.delete();
					a1++;
				}
			});
			message.channel.send({embed: {
			color: embedColor,
			description: ':recycle: Sweeped up ' + a1 + ' messages!'
			}}).then(function (m) {
				setTimeout(function () {
					m.delete();
				}, 3000);
			}).catch(function (e) {
                if (e) console.log(e);
			});
        });
	}
	if(cmd('invite')){
		if(settings.deleteCommand){message.delete()}
		message.channel.send({embed: {
		color: settings.embedColor,
		title: 'Invite',
		description: ':heart:\nPlease help the growth and development of ' + message.guild.name + ' by sharing this [**invite link**](https://discord.gg/bYn37Wp)\nhttps://discord.gg/bYn37Wp'
		}});
	}
	if(cmd('lp')){
		if(settings.deleteCommand){message.delete()}
		if(!args[1]){
			message.channel.send({embed: {
			color: settings.embedColor,
			title: 'LP Usage',
			description: ':warning: **Usage**: `' + settings.prefix + 'lp [game]`',
			fields:
			[
			{
				name: 'Information',
				value: 'This command tells everyone that you want to play a game\nThe arguement `game` can be multiple lines'
			}
			]
			}});
		} else {
			message.channel.send({embed: {
			color: settings.embedColor,
			title: 'Play a Game',
			description: ':bell: @here , ' + message.author + ' wants to play **' + args.splice(1).join(" ") + '**!'
			}});
		}
	}
	if(cmd('silence')){
		if(settings.deleteCommand){message.delete()}
		if(!args[1] || !args[2] || !args[3]){
			message.channel.send({embed: {
			color: settings.embedColor,
			title: 'Silence Usage',
			description: ':warning: **Usage**: `' + settings.prefix + 'silence [user] [time(sec)] [reason]`',
			fields:
			[
			{
				name: 'Information',
				value: 'This command silences people so they cant talk\n[user] arguement should be in this format: ' + client.user + '\n[time] arguement should be in seconds\n[reason] arguement can be multiple lines'
			}
			]
			}});
		} else {
			var role = '337626002844942337';
			let member = args[1];
			member.addRole(message.guild.roles.find('id', role))
			message.channel.send({embed: {
			color: settings.embedColor,
			title: 'User Silenced',
			description: '**User**: ' + args[1] + ' has been silenced'
			}});
		}
	}
	if(cmd('music')){
		if(settings.deleteCommand){message.delete()}
		if(!args[1]){
			message.channel.send({embed: {
			color: settings.embedColor,
			title: 'Music Usage',
			description: ':warning: **Usage**: `' + settings.prefix + 'music [command]`',
			fields:
			[
			{
				name: 'Information',
				value: 'This command is to play music\nThe arguement [command] can be one of the options in Options below'
			},
			{
				name: 'Options',
				value: 'play'
			}
			]
			}});
		} else {
		if(args[1] === 'play')
			if(!args[2]){
				message.channel.send({embed: {
				color: settings.embedColor,
				title: 'Music Play Usage',
				description: ':warning: **Usage**: `' + settings.prefix + 'music play [song]`',
				fields:
				[
				{
					name: 'Information',
					value: 'This command is to play music\nThe arguement [song] can should be a song **name**'
				}
				]
				}});
			} else {
				if(yu.valid(args[2])){
					client.channels.find('id', '337671179945115650').join().then(function (connection) {
					dispatcher = connection.playStream(ytdl(args[2], { filter: "audioonly" }), { seek: 0, volume:1 });
					}).catch(function (e) {
						console.log(e);
					});
				} else {
					message.channel.send({embed: {
					color: settings.embedColor,
					title: 'Invalid URL',
					description: ':warning: URL must be a [YouTube](https://www.youtube.com) link'
					}});
				}
			}
		}
	}
});

if(settings.leaveJoinMsg){
	client.on("guildMemberAdd", (member) => {
		client.channels.find("name", "general").send({embed: {
		color: settings.embedColor,
		description: ':smiley: Welcome to ' + member.guild + ', ' + member.user + '!'
		}});
	});

	client.on("guildMemberRemove", (member) => {
		client.channels.find("name", "general").send({embed: {
		color: settings.embedColor,
		description: ':frowning: Goodbye ' + member.user
		}});
	});
}