116 lines
2.0 KiB
Go
116 lines
2.0 KiB
Go
package main
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import (
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"fmt"
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"log"
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"os"
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"os/signal"
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"syscall"
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"database/sql"
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"github.com/BurntSushi/toml"
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"github.com/bwmarrin/discordgo"
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_ "github.com/lib/pq"
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)
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var (
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config Config
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client *discordgo.Session
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db *sql.DB
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)
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type Config struct {
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Discord Discord `toml:"discord"`
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Database Database `toml:"database"`
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}
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type Discord struct {
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Token string `toml:"client"`
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GuildID string `toml:"guildid"`
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}
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type Database struct {
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Host string `toml:"host"`
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Port int `toml:"port"`
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Name string `toml:"name"`
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Username string `toml:"username"`
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Password string `toml:"password"`
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}
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func loadConfig(filename string) (Config, error) {
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var config Config
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_, err := toml.DecodeFile(filename, &config)
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return config, err
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}
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func connectDb(config Config) {
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var err error
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connectionString := fmt.Sprintf(
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"host=%s port=%d user=%s password=%s dbname=%s sslmode=disable",
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config.Database.Host,
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config.Database.Port,
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config.Database.Username,
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config.Database.Password,
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config.Database.Name,
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)
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log.Println(connectionString)
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db, err := sql.Open("postgres", connectionString)
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if err != nil {
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log.Fatalf("Error connecting to the database: %v", err)
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}
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defer db.Close()
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err = db.Ping()
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if err != nil {
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log.Fatalf("Error pinging the database: %v", err)
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}
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}
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func init() {
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var err error
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config, err = loadConfig("config.toml")
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if err != nil {
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log.Println("Error occurred whilst trying to load config:", err)
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return
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}
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client, err = discordgo.New("Bot " + config.Discord.Token)
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if err != nil {
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log.Println("Error initializing bot:", err)
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return
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}
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connectDb(config)
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}
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func main() {
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if client == nil {
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log.Println("Bot client is not initialized")
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return
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}
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client.AddHandler(func(client *discordgo.Session, r *discordgo.Ready) {
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log.Println("Bot is online")
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})
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err := client.Open()
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if err != nil {
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log.Println("Error opening connection:", err)
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return
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}
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stop := make(chan os.Signal, 1)
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signal.Notify(stop, os.Interrupt, syscall.SIGTERM)
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<-stop
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log.Println("Gracefully shutting down.")
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client.Close()
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}
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