Clean up

app/Config.go

@@ -0,0 +1,60 @@
+package app
+
+import (
+	"fmt"
+	"os"
+	"strconv"
+)
+
+type SmtpConfig struct {
+	Hostname string
+	Port     int
+	Username string
+	Password string
+
+	// Max Mustermann <max.mustermann@musterfirma.com>
+	SenderMail string
+	ReplyMail  string
+}
+
+type BotConfig struct {
+	Token            string
+	Channel          string
+	VerificationRole string
+}
+
+type Config struct {
+	Smtp *SmtpConfig
+	Bot  *BotConfig
+}
+
+func (c *Config) Load() {
+	c.loadSmtp()
+	c.loadBot()
+}
+
+func (c *Config) loadSmtp() {
+	smtpPort, err := strconv.ParseInt(os.Getenv("SMTP_PORT"), 10, 16)
+
+	if err != nil {
+		err = fmt.Errorf("an error has occurred while reading the smtp configuration: %v", err)
+		panic(err)
+	}
+
+	c.Smtp = &SmtpConfig{
+		Hostname:   os.Getenv("SMTP_HOST"),
+		Port:       int(smtpPort),
+		Username:   os.Getenv("SMTP_AUTH_USERNAME"),
+		Password:   os.Getenv("SMTP_AUTH_PASSWORD"),
+		SenderMail: os.Getenv("SMTP_SENDER_EMAIL"),
+		ReplyMail:  os.Getenv("SMTP_REPLY_EMAIL"),
+	}
+}
+
+func (c *Config) loadBot() {
+	c.Bot = &BotConfig{
+		Token:            os.Getenv("DISCORD_TOKEN"),
+		Channel:          os.Getenv("DISCORD_CHANNEL"),
+		VerificationRole: os.Getenv("VERIFICATION_ROLE"),
+	}
+}