ses/client_xapi_send_bulk_templated_email.go
package ses
import (
"context"
"encoding/json"
"fmt"
)
// XSendBulkTemplatedEmail sends bulk template emails.
func (svc *SES) XSendBulkTemplatedEmail(ctx context.Context, r XSendBulkTemplatedEmailRequest) (*SendBulkTemplatedEmailResult, error) {
req, err := r.ToRequest()
if err != nil {
return nil, err
}
if req.ConfigurationSetName == "" {
req.ConfigurationSetName = svc.defaultConfigurationSet
}
return svc.SendBulkTemplatedEmail(ctx, req)
}
// XSendBulkTemplatedEmailEachList sends bulk template emails.
func (svc *SES) XSendBulkTemplatedEmailEachList(ctx context.Context, template, from string, to []string, templateData []map[string]interface{}, tags []map[string]string) (*SendBulkTemplatedEmailResult, error) {
if len(templateData) != 0 && len(to) != len(templateData) {
return nil, fmt.Errorf("list size does not mutch: to:[%d], status:[%d]", len(to), len(templateData))
}
req := XSendBulkTemplatedEmailRequest{
From: from,
Template: template,
}
req.Destinations = NewXBulkEmailDestinationList(to, templateData, tags)
return svc.XSendBulkTemplatedEmail(ctx, req)
}
// XSendBulkTemplatedEmailRequest has parameters for `XSendBulkTemplatedEmail` function.
type XSendBulkTemplatedEmailRequest struct {
Destinations []XBulkEmailDestination
From string
Template string
ConfigurationSetName string
// optional
DefaultTemplateData map[string]interface{}
DefaultTags map[string]string
}
// NewXBulkEmailDestinationList creates []XBulkEmailDestination by the email destination and other data.
func NewXBulkEmailDestinationList(to []string, templateData []map[string]interface{}, tags []map[string]string) []XBulkEmailDestination {
list := make([]XBulkEmailDestination, len(to))
useTemplateData := len(templateData) != 0
useTags := len(tags) != 0
for i := range to {
v := XBulkEmailDestination{
To: []string{to[i]},
}
if useTemplateData {
v.TemplateData = templateData[i]
}
if useTags {
v.Tags = tags[i]
}
list[i] = v
}
return list
}
// ToRequest converts to SendBulkTemplatedEmailRequest.
func (r XSendBulkTemplatedEmailRequest) ToRequest() (SendBulkTemplatedEmailRequest, error) {
req := SendBulkTemplatedEmailRequest{
Template: r.Template,
Source: r.From,
ConfigurationSetName: r.ConfigurationSetName,
}
if len(r.Destinations) != 0 {
list := make([]BulkEmailDestination, len(r.Destinations))
for i, v := range r.Destinations {
vv, err := v.ToRequest()
if err != nil {
return req, err
}
list[i] = vv
}
req.Destinations = list
}
req.DefaultTemplateData = "{}"
if len(r.DefaultTemplateData) != 0 {
b, err := json.Marshal(r.DefaultTemplateData)
if err != nil {
return req, err
}
req.DefaultTemplateData = string(b)
}
if len(r.DefaultTags) != 0 {
tags := make([]MessageTag, 0, len(r.DefaultTags))
for k, v := range r.DefaultTags {
tags = append(tags, MessageTag{
Name: k,
Value: v,
})
}
req.DefaultTags = tags
}
return req, nil
}
type XBulkEmailDestination struct {
To []string
// optional
Cc []string
Bcc []string
TemplateData map[string]interface{}
Tags map[string]string
}
func (r XBulkEmailDestination) ToRequest() (BulkEmailDestination, error) {
req := BulkEmailDestination{
Destination: Destination{
ToAddresses: r.To,
CcAddresses: r.Cc,
BccAddresses: r.Bcc,
},
}
req.ReplacementTemplateData = "{}"
if len(r.TemplateData) != 0 {
b, err := json.Marshal(r.TemplateData)
if err != nil {
return req, err
}
req.ReplacementTemplateData = string(b)
}
if len(r.Tags) != 0 {
tags := make([]MessageTag, 0, len(r.Tags))
for k, v := range r.Tags {
tags = append(tags, MessageTag{
Name: k,
Value: v,
})
}
req.ReplacementTags = tags
}
return req, nil
}