/
aws_ses.go
113 lines (96 loc) · 2.93 KB
/
aws_ses.go
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package email
// Copyright (C) Philip Schlump, 2016-2018, 2023.
// MIT Licensed. See LICENSE.mit file.
// BSD Licensed. See LICENSE.bsd file.
// using AwsSes's Go Library
// https://github.com/sendgrid/sendgrid-go
import (
"fmt"
"os"
"github.com/aws/aws-sdk-go/aws"
"github.com/aws/aws-sdk-go/aws/awserr"
"github.com/aws/aws-sdk-go/aws/session"
"github.com/aws/aws-sdk-go/service/ses"
"github.com/pschlump/dbgo"
)
type AwsSesEmailSender struct {
// Log file to write logging to
emailLogFilePtr *os.File
// Really shoudl
// client := sendgrid.NewSendClient(os.Getenv("SENDGRID_API_KEY"))
}
const (
// The character encoding for the email.
CharSet = "UTF-8"
)
func NewEmailSenderAwsSes(f *os.File) (rv EmailSenderImplementation) {
return &AwsSesEmailSender{
emailLogFilePtr: f,
}
}
// -------------------------------------------------------------------------------------------------------------------------
func (em *AwsSesEmailSender) SendEmailViaVendor(rowID, fromName, fromAddress, subject, toName, toAddress, textBody, htmlBody string) (error, string) {
// Create a new session in the us-east-1 region.
sess, err := session.NewSession(&aws.Config{
Region: aws.String("us-east-1")},
)
if err != nil {
return err, ""
}
// Create an SES session.
svc := ses.New(sess)
// Assemble the email.
input := &ses.SendEmailInput{
Destination: &ses.Destination{
CcAddresses: []*string{},
ToAddresses: []*string{
aws.String(toAddress),
},
},
Message: &ses.Message{
Body: &ses.Body{
Html: &ses.Content{
Charset: aws.String(CharSet),
Data: aws.String(htmlBody),
},
Text: &ses.Content{
Charset: aws.String(CharSet),
Data: aws.String(textBody),
},
},
Subject: &ses.Content{
Charset: aws.String(CharSet),
Data: aws.String(subject),
},
},
Source: aws.String(fromAddress),
// Uncomment to use a configuration set
// ConfigurationSetName: aws.String(ConfigurationSet),
}
// Attempt to send the email.
result, err := svc.SendEmail(input)
// Display error messages if they occur.
if err != nil {
if aerr, ok := err.(awserr.Error); ok {
switch aerr.Code() {
case ses.ErrCodeMessageRejected:
fmt.Println(ses.ErrCodeMessageRejected, aerr.Error())
case ses.ErrCodeMailFromDomainNotVerifiedException:
fmt.Println(ses.ErrCodeMailFromDomainNotVerifiedException, aerr.Error())
case ses.ErrCodeConfigurationSetDoesNotExistException:
fmt.Println(ses.ErrCodeConfigurationSetDoesNotExistException, aerr.Error())
default:
fmt.Println(aerr.Error())
}
} else {
// Print the error, cast err to awserr.Error to get the Code and Message from an error.
fmt.Println(err.Error())
}
// em.LogError(rowID, "Failed to send email", err)
return err, ""
}
// dbgo.Fprintf(em.emailLogFilePtr, "Success: result= ->%s<-\n", dbgo.SVarI(result))
// em.LogSuccess(rowID)
return nil, fmt.Sprintf("%s", dbgo.SVar(result))
}
/* vim: set noai ts=4 sw=4: */