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index.js
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index.js
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require('dotenv').config()
const fs = require('fs')
const path = require('node:path')
const { Client, IntentsBitField, Partials, Collection, ActivityType, Events } = require('discord.js')
const dynamoDB = require('./utilities/dynamoDB')
const i18next = require('i18next')
const en = require('./utilities/locales/en.json')
const de = require('./utilities/locales/de.json')
i18next.init({
fallbackLng: 'en',
debug: false,
resources: { en, de },
})
const token = process.env.TOKEN
const clientID = process.env.CLIENT_ID
const myIntents = new IntentsBitField()
myIntents.add(
IntentsBitField.Flags.Guilds,
IntentsBitField.Flags.GuildMessages,
IntentsBitField.Flags.GuildMessageReactions,
IntentsBitField.Flags.MessageContent,
IntentsBitField.Flags.DirectMessages,
IntentsBitField.Flags.GuildMembers
)
// create new client
const client = new Client({
intents: myIntents,
partials: [Partials.Message, Partials.Channel, Partials.Reaction],
})
client.once('ready', () => {
console.info('Client is ready')
})
client.commands = new Collection()
// read all command files and add them to the collection
const commandsPath = path.join(__dirname, 'commands')
const commandFiles = fs.readdirSync(commandsPath).filter((file) => file.endsWith('.js'))
for (const file of commandFiles) {
const filePath = path.join(commandsPath, file)
const command = require(filePath)
client.commands.set(command.data.name, command)
}
client.on('interactionCreate', async (interaction) => {
if (!interaction.isChatInputCommand()) return
const command = interaction.client.commands.get(interaction.commandName)
if (!command) return
try {
await command.execute(interaction)
} catch (error) {
console.error(error)
await interaction.reply({ content: i18next.t('errors.general', { lng: interaction.locale }), ephemeral: true })
}
})
// react to buttons
client.on('interactionCreate', async (interaction) => {
if (!interaction.isButton()) return
try {
if (interaction.customId === 'removeReminders') {
const command = interaction.client.commands.get('reminder')
if (!command) return
await command.removeAllReminders(interaction)
} else if (interaction.customId === 'keepReminders') {
await interaction.update({
content: i18next.t('reminder.clear.no_reply', { lng: interaction.locale }),
components: [],
})
} else if (interaction.customId === 'removeReminder') {
const command = interaction.client.commands.get('reminder')
if (!command) return
await command.removeReminder(interaction)
} else if (interaction.customId === 'keepReminder') {
await interaction.update({
content: i18next.t('reminder.remove.no_reply', { lng: interaction.locale }),
components: [],
})
}
} catch (error) {
console.error(error)
await interaction.reply({ content: i18next.t('errors.general', { lng: interaction.locale }), ephemeral: true })
}
})
// react to select menus
client.on('interactionCreate', async (interaction) => {
if (!interaction.isStringSelectMenu()) return
try {
if (interaction.customId === 'removeReminderOptions') {
const command = interaction.client.commands.get('reminder')
if (!command) return
await command.confirmDelete(interaction)
}
} catch (error) {
console.error(error)
await interaction.reply({ content: i18next.t('errors.general', { lng: interaction.locale }), ephemeral: true })
}
})
// react to autocomplete
client.on('interactionCreate', async (interaction) => {
if (!interaction.isAutocomplete()) return
if (interaction.commandName === 'session' || interaction.commandName === 'reminder') {
const focusedOption = interaction.options.getFocused(true)
let choices
let locale = interaction.locale
if (focusedOption.name === 'date') {
if (locale === 'de') {
choices = [
'nächster Montag',
'nächster Dienstag',
'nächster Mittwoch',
'nächster Donnerstag',
'nächster Freitag',
'nächster Samstag',
'nächster Sonntag',
'heute',
'morgen',
'übermorgen',
]
} else {
choices = [
'next Monday',
'next Tuesday',
'next Wednesday',
'next Thursday',
'next Friday',
'next Saturday',
'next Sunday',
'today',
'tomorrow',
]
}
} else if (focusedOption.name === 'time') {
choices = [
'10:00',
'11:00',
'12:00',
'13:00',
'14:00',
'15:00',
'15:30',
'16:00',
'16:30',
'17:00',
'17:30',
'18:00',
'18:15',
'18:30',
'18:45',
'19:00',
'19:15',
'19:30',
'19:45',
'20:00',
'20:15',
'20:30',
'20:45',
'21:00',
'22:00',
]
} else if (focusedOption.name === 'title') {
if (locale === 'de') {
choices = [
'Nächster Ausflug',
'Nächster Escape-Room',
'Nächster Spieleabend',
'Nächster Fernsehabend',
'Kino',
'Café',
]
} else {
choices = ['Next trip', 'Next escape room', 'Next game night', 'Next watch party', 'Cinema']
}
}
const filtered = choices.filter((choice) => choice.startsWith(focusedOption.value))
await interaction.respond(
filtered.map((choice) => ({
name: choice,
value: focusedOption.name === 'date' ? choice.replace(/nächster |next /g, '').toLowerCase() : choice,
}))
)
}
})
client.on('ready', async () => {
try {
// force fetching of users (for correct number of users in the guild needed to check whether everyone reacted)
const guilds = client.guilds.cache.map((guild) => guild.id)
guilds.forEach(async (guild) => {
const members = await client.guilds.cache.get(guild).members.fetch()
})
} catch (error) {
console.error('Something went wrong fetching the users: ', error)
}
try {
// load all dynamoDB reminders into the node-scheduler on server reload
const savedReminders = await dynamoDB.setup()
client.commands.get('reminder').setReminders(savedReminders, client)
} catch (error) {
console.error('Something went wrong setting up dynamoDB: ', error)
}
// set the activity of the bot that is displayed under it
client.user.setActivity(`/`, { type: ActivityType.Listening })
})
client.on(Events.ShardError, (error, id) => {
console.info(`Client ready since: ${client.readyAt}`)
console.error(`A websocket connection (Shard ${id}) encountered an error: ${error}`)
})
client.on(Events.ShardDisconnect, (event, id) => {
console.info(`Shard ${id} is disconnected.`)
})
client.on(Events.ShardReady, (id) => {
console.info(`Shard ${id} is ready.`)
})
client.on(Events.ShardReconnecting, (id) => {
console.info(`Shard ${id} is reconnecting...`)
})
client.on(Events.ShardResume, (id) => {
console.info(`Shard ${id} is resuming.`)
})
client.on(Events.Error, error => {
console.error(`Client encountered an error: ${error}`)
})
process.on('unhandledRejection', error => {
console.info(`Client ready since: ${client.readyAt}`)
console.error(`Unhandled promise rejection: ${error}`)
})
client.login(token)
/**
* handle the reaction of a user
* @param {discord reaction object} reaction reaction by a user
* @param {discord user object} user user that reacted
* @param {string} type either 'add' or 'remove'
*/
async function handleReactions(reaction, user, type) {
// to determine whether the reaction was added or removed
if (!(type === 'add' || type === 'remove')) {
console.error('Wrong type: ', type)
return
}
// ignore reactions by bots
if (user.bot === true) return
let fullmessage
// When a reaction is received, check if the structure is partial -> load full message
if (reaction.partial) {
try {
await reaction.fetch()
fullmessage = await reaction.message
// If the message this reaction belongs to was removed, the fetching might result in an API error which should be handled
} catch (error) {
console.error('Something went wrong when fetching the reaction: ', error)
return
}
} else {
fullmessage = reaction.message
}
// Now the message and reaction have been cached and are fully available
const author = fullmessage.author
const footer = fullmessage.embeds.length > 0 ? fullmessage.embeds[0].footer : undefined
const desc = fullmessage.embeds.length > 0 ? fullmessage.embeds[0].description : undefined
// just a normal message without embeds
if(!footer || !desc) return
// check if the message with embeds is a session message (where reactions need to be handled)
if (author.bot === true && author.id === clientID && footer.text.includes('Caley')) {
const command = client.commands.get('session')
const locale = desc.includes('Starting') ? 'en' : 'de'
try {
// handle the reaction
command.handleReaction(fullmessage, reaction, user, type, locale)
} catch (error) {
console.error(error)
return message.reply(i18next.t('errors.general', { lng: locale }))
}
} else {
console.info('This is not a message where I care about the reactions 🤷♀️')
}
}
// to handle reactions to messages
client.on('messageReactionAdd', async (reaction, user) => {
handleReactions(reaction, user, 'add')
})
// to handle removal of reactions
client.on('messageReactionRemove', async (reaction, user) => {
handleReactions(reaction, user, 'remove')
})