Sending mails using Foundation templates

cmd/web/main.go

@@ -59,14 +59,6 @@ func run() (*driver.DB, error) {
 
 	listenForMail()
 
-	msg := models.MailData{
-		To:      "John@do.do",
-		From:    "me@here.com",
-		Subject: "mail",
-		Content: "Hello, <strong>world</strong>",
-	}
-	app.MailChan <- msg
-
 	// change this to true when in production
 	app.InProduction = false
 

cmd/web/send-mail.go

@@ -1,8 +1,11 @@
 package main
 
 import (
+	"fmt"
 	"go-udemy-web-1/internal/models"
 	"log"
+	"os"
+	"strings"
 	"time"
 
 	mail "github.com/xhit/go-simple-mail"
@@ -32,7 +35,19 @@ func sendMsg(m models.MailData) {
 
 	email := mail.NewMSG()
 	email.SetFrom(m.From).AddTo(m.To).SetSubject(m.Subject)
-	email.SetBody(mail.TextHTML, m.Content)
+	if m.Template == "" {
+		email.SetBody(mail.TextHTML, m.Content)
+	} else {
+		data, err := os.ReadFile(fmt.Sprintf("./email-templates/%s", m.Template))
+		if err != nil {
+			app.ErrorLog.Println(err)
+			email.SetBody(mail.TextHTML, m.Content)
+		} else {
+			mailTemplate := string(data)
+			msgToSend := strings.Replace(mailTemplate, "[%body%]", m.Content, 1)
+			email.SetBody(mail.TextHTML, msgToSend)
+		}
+	}
 
 	err = email.Send(client)
 	if err != nil {

internal/handlers/handlers.go

@@ -2,6 +2,7 @@ package handlers
 
 import (
 	"encoding/json"
+	"fmt"
 	"go-udemy-web-1/internal/config"
 	"go-udemy-web-1/internal/driver"
 	"go-udemy-web-1/internal/forms"
@@ -172,6 +173,42 @@ func (m *Repository) PostMakeReservation(w http.ResponseWriter, r *http.Request)
 		return
 	}
 
+	// send notif to guest
+	htmlMessage := fmt.Sprintf(`
+        <strong>Reservation Confirmation</strong><br>
+        Dear %s: <br>
+        This is to confirm your reservation from %s to %s.
+
+    `, reservation.FirstName, reservation.StartDate.Format("2006-01-02"),
+		reservation.EndDate.Format("2006-01-02"))
+
+	msg := models.MailData{
+		To:       reservation.Email,
+		From:     "me@here.com",
+		Subject:  "Reservation Confirmation",
+		Content:  htmlMessage,
+		Template: "drip.html",
+	}
+
+	m.App.MailChan <- msg
+
+	// send notif to property owner
+	htmlMessage = fmt.Sprintf(`
+        <strong>Reservation Notification</strong><br>
+        A reservation has been made for %s from %s to %s.
+
+    `, reservation.Room.RoomName, reservation.StartDate.Format("2006-01-02"),
+		reservation.EndDate.Format("2006-01-02"))
+
+	msg = models.MailData{
+		To:      "me@here.com",
+		From:    "me@here.com",
+		Subject: "Reservation Notification",
+		Content: htmlMessage,
+	}
+
+	m.App.MailChan <- msg
+
 	m.App.Session.Put(r.Context(), "reservation", reservation)
 
 	http.Redirect(w, r, "/reservation-summary", http.StatusSeeOther)

internal/models/models.go

@@ -63,8 +63,9 @@ type RoomRestriction struct {
 
 // MailData holds an email message
 type MailData struct {
-	To      string
-	From    string
-	Subject string
-	Content string
+	To       string
+	From     string
+	Subject  string
+	Content  string
+	Template string
 }