discord-bot/index.ts

115 lines
3.6 KiB
TypeScript

import dotenv = require('dotenv')
dotenv.config()
import Discord = require('discord.js')
import _ = require('lodash')
import { db } from './components/db'
const NOTIF_CHANNEL_ID: string = process.env.NOTIF_CHANNEL_ID
const BOT_TOKEN: string = process.env.BOT_TOKEN
const BOT_PREFIX = "."
const client = new Discord.Client()
const parseCommand = message => {
// extract arguments by splitting by spaces and grouping strings in quotes
// e.g. .ping 1 "2 3" => ['ping', '1', '2 3']
let args = message.content.slice(BOT_PREFIX.length).match(/[^\s"']+|"([^"]*)"|'([^']*)'/g)
args = _.map(args, arg => {
if (arg[0].match(/'|"/g) && arg[arg.length-1].match(/'|"/g)) {
return arg.slice(1,arg.length-1)
}
return arg
})
const firstArg = args.shift()
if (!firstArg) return
const command = firstArg.toLowerCase()
return { command, args }
}
const handleCommand = async (message, command, args) => {
switch(command) {
case 'ping':
await message.channel.send('pong')
break
//dev testing commands
case 'save':
if(args.length<1){
await message.channel.send('no args')
return
}
db.run('INSERT INTO saved_data (msg_id,data)' +
'VALUES(?,?)', [message.id, args[0]], async (err) =>{
if(err){
await message.channel.send(err)
return
}
await message.channel.send('saved "'+args[0]+'" with id '+message.id+'.')
})
break
case 'dump':
//TODO: make messages be embeds to test
let flag : boolean = true
let outEmbed = new Discord.MessageEmbed().setColor('#0099ff').setTitle('Database Dump').setURL('https://www.youtube.com/watch?v=dQw4w9WgXcQ').addField("test", "test", true)
await db.each('SELECT * FROM saved_data', (err, rows) =>{
if(err){
flag = false;
return;
}
console.log(rows['msg_id'], rows['data'])
outEmbed = outEmbed.addField(rows['msg_id'], rows['data'], true)
console.log(outEmbed)
})
console.log(outEmbed)
if(flag){
if(outEmbed.fields.values.length == 0){
await message.channel.send("empty")
}
else{
await message.channel.send(outEmbed)
}
}
else{
await message.channel.send("error")
}
break;
case 'clear':
db.run('DELETE FROM saved_data', async (err) =>{
if(err){
await message.channel.send(err)
return
}
await message.channel.send("Cleared.")
})
}
}
const handleMessage = async message => {
// ignore messages without bot prefix and messages from other bots
if (!message.content.startsWith(BOT_PREFIX) || message.author.bot) return
// obtain command and args from the command message
const { command, args } = parseCommand(message)
// TODO: log commands
try {
await handleCommand(message, command, args)
} catch(e) {
// TODO: handle error
}
}
const startBot = async () => {
client.once('ready', async () => {
const notif = await client.channels.fetch(NOTIF_CHANNEL_ID) as Discord.TextChannel
notif.send('Codey is up!')
})
client.on('message', handleMessage)
client.login(BOT_TOKEN)
}
startBot()