Files
banner/main.go

125 lines
3.3 KiB
Go

package main
import (
"flag"
"net/http"
"net/http/cookiejar"
"os"
"os/signal"
"github.com/bwmarrin/discordgo"
"github.com/joho/godotenv"
"github.com/rs/zerolog"
"github.com/rs/zerolog/log"
)
var (
// Base URL for all requests to the banner system
baseURL string
client http.Client
cookies http.CookieJar
session *discordgo.Session
RemoveCommands = flag.Bool("rmcmd", true, "Remove all commands after shutdowning or not")
integerOptionMinValue = 0.0
)
// logOut implements zerolog.LevelWriter
type logOut struct{}
// Write should not be called
func (l logOut) Write(p []byte) (n int, err error) {
return os.Stdout.Write(p)
}
const timeFormat = "2006-01-02 15:04:05"
var (
standardOut = zerolog.ConsoleWriter{Out: os.Stdout, TimeFormat: timeFormat}
errorOut = zerolog.ConsoleWriter{Out: os.Stderr, TimeFormat: timeFormat}
)
// WriteLevel write to the appropriate output
func (l logOut) WriteLevel(level zerolog.Level, p []byte) (n int, err error) {
if level <= zerolog.WarnLevel {
return standardOut.Write(p)
} else {
return errorOut.Write(p)
}
}
func init() {
log.Logger = zerolog.New(logOut{}).With().Timestamp().Logger()
}
func main() {
// Load environment variables
if err := godotenv.Load(); err != nil {
log.Debug().Err(err).Msg("Error loading .env file")
}
baseURL = os.Getenv("BANNER_BASE_URL")
cookies, err := cookiejar.New(nil)
if err != nil {
log.Err(err).Msg("Cannot create cookie jar")
}
client = http.Client{Jar: cookies}
setup(cookies)
session, err = discordgo.New("Bot " + os.Getenv("BOT_TOKEN"))
if err != nil {
log.Err(err).Msg("Invalid bot parameters")
}
session.AddHandler(func(s *discordgo.Session, r *discordgo.Ready) {
// log.WithFields(log.Fields{
// "username": r.User.Username,
// "discriminator": r.User.Discriminator,
// "id": r.User.ID,
// "session": s.State.SessionID,
// }).Info("Bot is logged in")
// log.
})
err = session.Open()
if err != nil {
log.Fatal().Msgf("Cannot open the session: %v", err)
}
session.AddHandler(func(internalSession *discordgo.Session, interaction *discordgo.InteractionCreate) {
if handler, ok := commandHandlers[interaction.ApplicationCommandData().Name]; ok {
handler(internalSession, interaction)
}
})
log.Printf("Adding %d command%s...", len(commandDefinitions), Plural(len(commandDefinitions)))
registeredCommands := make([]*discordgo.ApplicationCommand, len(commandDefinitions))
for i, v := range commandDefinitions {
cmd, err := session.ApplicationCommandCreate(session.State.User.ID, os.Getenv("BOT_TARGET_GUILD"), v)
if err != nil {
log.Panic().Msgf("Cannot create '%v' command: %v", v.Name, err)
}
registeredCommands[i] = cmd
}
defer session.Close()
stop := make(chan os.Signal, 1)
signal.Notify(stop, os.Interrupt)
log.Info().Msgf("Press Ctrl+C to exit")
<-stop
if *RemoveCommands {
log.Printf("Removing %d command%s...\n", len(registeredCommands), Plural(len(registeredCommands)))
for _, v := range registeredCommands {
err := session.ApplicationCommandDelete(session.State.User.ID, os.Getenv("BOT_TARGET_GUILD"), v.ID)
if err != nil {
log.Error().Msgf("Cannot delete '%v' command: %v", v.Name, err)
}
}
}
log.Info().Msg("Gracefully shutting down.")
}