simple api

config.go

@@ -52,6 +52,13 @@ type AppConfig struct {
 	Active       bool              `json:"active,omitempty"`
 }
 
+type EmailConfig struct {
+	Active    bool     `json:"active"`
+	SmtpHost  string   `json:"smtp,omitempty"`
+	FromEmail string   `json:"email_from,omitempty"`
+	ToEmail   []string `json:"email_to,omitempty"`
+}
+
 // Load config from file
 func LoadConfigFile(path string) (*Config, error) {
 	log.WithFields(log.Fields{"path": path}).Debugf("starting")
@@ -96,22 +103,24 @@ func LoadConfigByte(conf []byte) (*Config, error) {
 	}
 
 	if c.Email != nil {
-		if len(c.Email.SmtpHost) == 0 {
-			err := fmt.Errorf("no smtp")
-			log.WithFields(log.Fields{"error": err}).Errorf("")
-			return nil, err
-		}
+		if c.Email.Active {
+			if len(c.Email.SmtpHost) == 0 {
+				err := fmt.Errorf("no smtp")
+				log.WithFields(log.Fields{"error": err}).Errorf("")
+				return nil, err
+			}
 
-		if len(c.Email.FromEmail) == 0 {
-			err := fmt.Errorf("no email from")
-			log.WithFields(log.Fields{"error": err}).Errorf("")
-			return nil, err
-		}
+			if len(c.Email.FromEmail) == 0 {
+				err := fmt.Errorf("no email from")
+				log.WithFields(log.Fields{"error": err}).Errorf("")
+				return nil, err
+			}
 
-		if len(c.Email.ToEmail) == 0 {
-			err := fmt.Errorf("no email to")
-			log.WithFields(log.Fields{"error": err}).Errorf("")
-			return nil, err
+			if len(c.Email.ToEmail) == 0 {
+				err := fmt.Errorf("no email to")
+				log.WithFields(log.Fields{"error": err}).Errorf("")
+				return nil, err
+			}
 		}
 	}
 
@@ -180,8 +189,8 @@ func LoadConfigByte(conf []byte) (*Config, error) {
 	return c, nil
 }
 
-// Save config
-func (c *Config) Save() error {
+// Pretty config
+func (c *Config) Pretty() ([]byte, error) {
 	log.WithFields(log.Fields{}).Debugf("starting")
 	defer log.WithFields(log.Fields{}).Debugf("done")
 
@@ -191,10 +200,22 @@ func (c *Config) Save() error {
 	b, err := json.Marshal(cfg)
 	if err != nil {
 		log.WithFields(log.Fields{"error": err, "call": "json.Marshal"}).Errorf("")
-		return err
+		return nil, err
 	}
 
-	r := pretty.PrettyOptions(b, &pretty.Options{Indent: "        "})
+	return pretty.PrettyOptions(b, &pretty.Options{Indent: "        "}), nil
+}
+
+// Save config
+func (c *Config) Save() error {
+	log.WithFields(log.Fields{}).Debugf("starting")
+	defer log.WithFields(log.Fields{}).Debugf("done")
+
+	r, err := cfg.Pretty()
+	if err != nil {
+		log.WithFields(log.Fields{"error": err, "call": "cfg.Pretty"}).Errorf("")
+		return err
+	}
 
 	f, err := os.Create(*cfgFile)
 	if err != nil {