forked from JonasFranzDEV/mensabot
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95 lines
2.4 KiB
95 lines
2.4 KiB
package main
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import (
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"fmt"
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"github.com/bwmarrin/discordgo"
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"github.com/kiliankoe/openmensa"
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"os"
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"os/signal"
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"strings"
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"syscall"
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"time"
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)
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var canteen *openmensa.Canteen
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func main() {
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if len(os.Args) <= 0 {
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println("Please add token as cli argument.")
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return
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}
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dg, err := discordgo.New(fmt.Sprintf("Bot %s", os.Args[1]))
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canteens, err := openmensa.GetCanteens(175)
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if err != nil {
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fmt.Println("error creating discord bot: ", err)
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return
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}
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dg.AddHandler(messageCreate)
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canteen = canteens[0]
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// Open a websocket connection to Discord and begin listening.
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err = dg.Open()
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if err != nil {
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fmt.Println("error opening connection,", err)
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return
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}
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// Wait here until CTRL-C or other term signal is received.
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fmt.Println("Bot is now running. Press CTRL-C to exit.")
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sc := make(chan os.Signal, 1)
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signal.Notify(sc, syscall.SIGINT, syscall.SIGTERM, os.Interrupt, os.Kill)
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<-sc
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// Cleanly close down the Discord session.
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dg.Close()
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}
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func messageCreate(s *discordgo.Session, m *discordgo.MessageCreate) {
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// Ignore all messages created by the bot itself
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// This isn't required in this specific example but it's a good practice.
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if m.Author.ID == s.State.User.ID {
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return
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}
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if m.Content == "!mensa" {
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sendMealsForDate(s, time.Now(), m.ChannelID)
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}
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}
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func sendMealsForDate(s *discordgo.Session, t time.Time, channel string) {
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msg, err := s.ChannelMessageSend(channel, "Just a second...")
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if err != nil {
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println("error sending message: ", err)
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return
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}
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meals, err := canteen.GetMeals(t)
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if err != nil {
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s.ChannelMessageEdit(channel, msg.ID, "An error occured :angry:")
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return
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}
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var messages = make([]*discordgo.MessageEmbedField, len(meals))
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var footer = ""
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for i, meal := range meals {
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messages[i] = &discordgo.MessageEmbedField{
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Name: fmt.Sprintf("%s: %s", meal.Category, meal.Name),
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Value: fmt.Sprintf("%.2f€", *meal.Prices.Students),
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}
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if len(meal.Notes) > 0 {
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footer += fmt.Sprintf("[%d] %s\n", i + 1, strings.Join(meal.Notes, ", "))
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}
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}
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empty := ""
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s.ChannelMessageEditComplex(&discordgo.MessageEdit{
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Embed: &discordgo.MessageEmbed{
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Title: fmt.Sprintf("** :spaghetti: Menü vom %s**", t.Format("02.01.2006")),
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Fields: messages,
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Footer: &discordgo.MessageEmbedFooter{
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IconURL: "https://pbs.twimg.com/profile_images/643755515118505984/xzZMK7fU_400x400.png",
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Text: footer,
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},
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},
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ID: msg.ID,
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Channel: msg.ChannelID,
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Content: &empty,
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})
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} |