discord-community/main.go
Knut Ahlers 68c8800c62
Improve module concept and config
Signed-off-by: Knut Ahlers <knut@ahlers.me>
2021-07-23 00:54:11 +02:00

95 lines
2.3 KiB
Go

package main
import (
"fmt"
"net/http"
"os"
"strings"
"github.com/bwmarrin/discordgo"
"github.com/robfig/cron/v3"
log "github.com/sirupsen/logrus"
httpHelpers "github.com/Luzifer/go_helpers/v2/http"
"github.com/Luzifer/rconfig/v2"
)
var (
cfg = struct {
Config string `flag:"config,c" default:"config.yaml" description:"Path to config file"`
Listen string `flag:"listen" default:":3000" description:"Port/IP to listen on"`
LogLevel string `flag:"log-level" default:"info" description:"Log level (debug, info, warn, error, fatal)"`
VersionAndExit bool `flag:"version" default:"false" description:"Prints current version and exits"`
}{}
config *configFile
version = "dev"
)
func init() {
rconfig.AutoEnv(true)
if err := rconfig.ParseAndValidate(&cfg); err != nil {
log.Fatalf("Unable to parse commandline options: %s", err)
}
if cfg.VersionAndExit {
fmt.Printf("discord-community %s\n", version)
os.Exit(0)
}
if l, err := log.ParseLevel(cfg.LogLevel); err != nil {
log.WithError(err).Fatal("Unable to parse log level")
} else {
log.SetLevel(l)
}
}
func main() {
var (
crontab = cron.New()
discord *discordgo.Session
err error
)
if config, err = newConfigFromFile(cfg.Config); err != nil {
log.WithError(err).Fatal("Unable to load config file")
}
// Connect to Discord
if discord, err = discordgo.New(strings.Join([]string{"Bot", config.BotToken}, " ")); err != nil {
log.WithError(err).Fatal("Unable to create discord client")
}
discord.Identify.Intents = discordgo.IntentsAll
for _, mc := range config.ModuleConfigs {
logger := log.WithField("module", mc.Type)
mod := GetModuleByName(mc.Type)
if mod == nil {
logger.Fatal("Found configuration for unsupported module")
}
if err = mod.Initialize(crontab, discord, mc.Attributes); err != nil {
logger.WithError(err).Fatal("Unable to initialize module")
}
}
if err = discord.Open(); err != nil {
log.WithError(err).Fatal("Unable to connect discord client")
}
defer discord.Close()
log.Debug("Discord connected")
// Run Crontab
crontab.Start()
defer crontab.Stop()
log.Debug("Crontab started")
// Run HTTP server
var h http.Handler = http.DefaultServeMux
h = httpHelpers.GzipHandler(h)
h = httpHelpers.NewHTTPLogHandler(h)
http.ListenAndServe(cfg.Listen, h)
}