From cfceb7882208a29c757962668b9212acb308f592 Mon Sep 17 00:00:00 2001
From: gpiechnik2 <grzegorz.piechnik99@gmail.com>
Date: Sun, 17 Jul 2022 17:11:36 +0200
Subject: [PATCH] Function updated. README updated

---
 README.md | Bin 2946 -> 1416 bytes
 smtp.go   |  32 ++++++++++++++++++++++++++------
 2 files changed, 26 insertions(+), 6 deletions(-)

diff --git a/README.md b/README.md
index 7e4e61dae17e1926176c48712912c53da5b91210..b744d350368c7ffab7ea1e7ee2f6806123e6eb12 100644
GIT binary patch
delta 325
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z*^yOLznGzvA&DW2A(bH+sKN>;uEY=m<P`&X3P2KBR*69etS1*NU(ArmkPc*_>p_);
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z?c|r7t0(ud=uN)I!owc`R9y^&<v_JX3@MWjvd9V-VVXO+mqmQC6RU_Q%yg6xnH<O=
JJUNS70s#0BL+Ahi

literal 2946
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zR%5s%n`w8?oR4?j^RfHu=Yl!=X6N?8maVj|4XkGm?SVDD?8vItMkZ-#>sIIbVjZ5_
zHnd}_*@=C{O47b%cFHPPb#J|d?;P&~ehch7=oZKZ{5!8PZ-0nIj$TCNz|hB1){1(;
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diff --git a/smtp.go b/smtp.go
index 4b5fc2b..9231ca8 100644
--- a/smtp.go
+++ b/smtp.go
@@ -13,19 +13,39 @@ func init() {
 
 type SMTP struct{}
 
+type options struct {
+	Subject string   `js:"subject"`
+	Message string   `js:"message"`
+	UDW     []string `js:"udw"`
+}
+
 func check(e error) {
 	if e != nil {
 		fmt.Println(e)
 	}
 }
 
-func plainAuth(host string, password string, fromMail string) smtp.Auth {
-	return smtp.PlainAuth("", fromMail, password, host)
+func plainAuth(host string, password string, sender string) smtp.Auth {
+	return smtp.PlainAuth("", sender, password, host)
 }
 
-func (*SMTP) SendMail(host string, port string, fromMail string, password string, udwList []string, message string) {
-	body := []byte(message)
-	auth := plainAuth(host, password, fromMail)
-	err := smtp.SendMail(host+":"+port, auth, fromMail, udwList, body)
+func (*SMTP) SendMail(host string, port string, sender string, password string, recipient string, options options) {
+	emailMessage := "From: " + sender + "\r\n" + "To: " + recipient + "\r\n"
+
+	if options.Subject != "" {
+		emailMessage += "Subject: " + options.Subject + "\r\n\r\n"
+	}
+
+	if options.Message != "" {
+		emailMessage += options.Message
+	}
+
+	if len(options.UDW) == 0 {
+		options.UDW = []string{recipient}
+	}
+
+	body := []byte(emailMessage)
+	auth := plainAuth(host, password, sender)
+	err := smtp.SendMail(host+":"+port, auth, sender, options.UDW, body)
 	check(err)
 }